第 70 回日本不整脈心電学会学術大会

2

第１日目

7 月 18 日（木）第１日目
ポスター会場  ANA クラウンプラザホテル金沢 3F 瑞雲

Poster 1
AF balloon 1

10:00-11:10

Chair：Takehiko Keida（Chidoribashi Hospital, Japan）
Chair ：Satoshi Higuchi（Tokyo Women s Medical University, Japan）

P1-1

AN EXPERIMENTAL STUDY COMPARING LESION FORMATION BY NONOCCLUSIVE CRYOBALLOON ABLATION BETWEEN POLARx FIT AND ARCTIC FRONT Advance(AFA)- Pro ······································
23
Speaker：Yumi Yasui（Yokohama City Minato Red Cross Hospital, Japan）

P1-2

IMPACT OF PULMONARY VEIN ISOLATION ON SUPERIOR VENA CAVA VOLTAGE WITH CRYOBALLOONABLATION ····································································································································
24
Speaker：Aiko Takami（Tottori Prefectual Central Hospital, Japan）

P1-3

CLINICAL CHARACTERISTICS OF LESION DURABILITY IN PATIENTS WITH ATRIAL FIBRILLATION USINGNOVEL CRYOBALLOON ················································································································
24
Speaker：Kazuya Murata（Yokohama City Minato Red Cross Hospital, Japan）

P1-4

EFFICACY OF SIZE-ADJUSTABLE CRYOBALLOON FOR LEFT COMMON PULMONARY VEIN ISOLATIONIN PATIENTS WITH ATRIAL FIBRILLATION ···················································································
25

P1-5

COMPARISON OF TWO CRYOBALLOON SYSTEM FOR PULMONARY VEIN ISOLATION ·················

Speaker：Kenichi Tokutake（The Jikei University School of Medicine, Japan）

25

Speaker：Miwa Ito（Miyazaki Medical Association Hospital, Japan）

P1-6

COMPARING CRYOBALLOON AND CONTACT-FORCE GUIDED RADIOFREQUENCY ABLATION IN PULMONARY VEIN ISOLATION FOR ATRIAL FIBRILLATION IN PATIENTS WITH HYPERTROPHIC CARDIOMYOPATHY ·······································································································································
26

P1-7

INITIAL CLINICAL EXPERIENCE OF PULMONARY VEIN CARINA ABLATION IN CONJUNCTION WITH PULMONARY VEIN ISOLATION USING THE CRYOBALLOON IN PATIENTS WITH ATRIAL FIBRILLATION······················································································································································
26

Speaker：Takahiko Kinjo（Hirosaki University Graduate School of Medicine, Japan）

Speaker：Fuminori Odagiri（Juntendo University Urayasu Hospital, Japan）

Poster 2
Clinical Studies 1

10:00-11:10

Chair：Masato Murakami（Shonan Kamakura General Hospital, Japan）
Chair ：Masashi Kanemoto（Saiseikai Yamaguchi General Hospital, Japan）

P2-1

THE CHARACTERISTICS OF RETURN-TO-WORK ANXIETY AFTER ICD IMPLANTATION IN JAPAN······················································································································································

27

Speaker：Yasunobu Yamagishi（Moji Medical Center, Japan）

P2-2

EXTERNAL VALIDATION OF THE ANATOMICAL SITE CLASSIFICATION OF ABLATION SITES FOR ATRIALFIBRILLATION USING THE CARTONET  R12.1 MODEL ·································································
28

P2-3

RADIATION EXPOSURE OF OPERATORS AND PATIENTS IN CATHETER ABLATION: WHAT AFFECTSEXPOSURE? ··································································································································
28

P2-4

PREDICTIVE FACTORS FOR CEREBRAL INFARCTION ASSOCIATED WITH PERIOPERATIVE DIRECT ORALANTICOAGULANTS DISCONTINUATION IN PATIENTS WITH ATRIAL FIBRILLATION: EXAMINING EFFI29
CACY OF HEPARIN BRIDGING ·······································································································

P2-5

INFLUENCE OF ATRIAL FIBRILLATION RECURRENCE AFTER CATHETER ABLATION ON ADVERSEEVENTS IN PATIENTS WITH ATRIAL FIBRILLATION AND HIGH HFA-PEFF SCORE (5 OR 6)······················································································································································
29

Speaker：Wataru Sasaki（Saitama Medical University International Medical Center, Japan）

Speaker：Machiko Miyoshi（University of Fukui Hospital, Japan）

Speaker：Takeshi Inoue（Shiga General Hospital, Japan）

Speaker：Yasuyuki Egami（Osaka Rosai Hospital, Japan）

第70回日本不整脈心電学会学術大会

第 70 回日本不整脈心電学会学術大会

EXERCISE PHYSIOLOGY CONSIDERATIONS IN PATIENTS WITH ATRIAL FIBRILLATION ················

30

Speaker：Ryo Takahashi（Toranomon Hospital, Japan）

Poster 3
Case ABL 1

10:00-11:10

Chair：Toshiya Kojima（Japanese Red Cross Medical Center, Japan）
Chair ：Yuhei Kasai（Sapporo Cardiovascular Clinic, Japan）

P3-1

A CASE WITH HUGE LEFT ATRIAL THROMBUS AFTER PULMONARY VEIN ISOLATION SUCCESSFULLYTREATED WITH SURGICAL RESECTION ·······················································································
31

P3-2

CLINICAL INVESTIGATION OF THE FEASIBILITY OF THE LEFT ATRIAL POSTERIOR WALL ISOLATION(LAPWI) FOR THE TREATMENT OF ATRIAL FIBRILLATION (AF) CREATED BY POLARx FIT······················································································································································
32

P3-3

A CASE OF ATTEMPTING TO TREAT WOLFF-PARKINSON-WHITE SYNDROME WITH CRYOBALLOONABLATION ····································································································································
32

Speaker：Noriko Nonoguchi（Kyorin University, Japan）

Speaker：Masahito Suzuki（JA Toride Medical Center, Japan）

Speaker：Naoki Ishibashi（Hiroshima City North Medical Center Asa Citizens Hospital, Japan/Hiroshima University Hospital, Japan）

P3-4

THE LIMITAION OF LEFT ATRIAL APPENDAGE CLOSURE IN ATRIAL FIBRILLATION PATIENTS······················································································································································

33

Speaker：Hiroshi Shimada（Yokohama Minami Kyosai Hospital, Japan）

P3-5

THE INITIAL USE OF VASCADE FOR CATHETER ABLATION ·························································

33

Speaker：Akihiko Ueno（IMS Katsushika Heart Center, Japan）

P3-6

INITIAL EXPERIENCE WITH VASCADE MVP VENOUS VASCULAR CLOSURE DEVICE FOR ATRIAL FIBRILLATION ABLATION ·······················································································································
34

P3-7

EFFICACY AND SAFETY OF ELECTRICAL CARDIOVERSION AS A RHYTHM CONTROL STRATEGY IN THE
ELDERLY PATIENTS WITH NON-PAROXYSMAL ATRIAL FIBRILLATION ·········································
34

Speaker：Tomoki Horie（Musashino Red Cross Hospital, Japan）

Speaker：Yuko Toida（Nippon Medical School, Japan）

Poster 4
Case ABL 2

10:00-11:10

Chair：Masaaki Yashima（Nippon Medical School, Japan）
Chair ：Taku Nishida（Nara Medical University, Japan）

P4-1

A CASE OF A COMMON TYPE OF AVNRT WITH MAPPING DURING SINUS RHYTHM AND RV PACING
USING EnSiteX HIGH-DENSITY MAPPING TO IDENTIFY THE OPTIMAL SITE ································
35

P4-2

USEFULNESS OF THE PEAK FREQUENCY MAP FOR IDENTIFYING ACCESSORY PATHWAYS······················································································································································

Speaker：Takeru Yamada（Shizuoka City Shizuoka Hospital, Japan）

36

Speaker：Takashige Sakio（Osaka Police Hospital, Japan）

P4-3

TWO CASES WHERE LASER BALLOON ABLATION WAS USEFUL DUE TO USING PLAIN-CT 3DCONSTRUCTIONS ON EnSiteX ·······································································································
36

P4-4

THE USEFULNESS OF ACTIVATION COLORING AND TREND TOOL SETTINGS TO IDENTIFY THE EXCITED PROPAGATION OF NOISY ULTRA-LOW VOLTAGES: A CASE REPORT ·································
37

Speaker：Tomoharu Yoshizawa（Sagamihara Kyodo Hospital, Japan）

Speaker：Toshio Kinoshita（Toho University Sakura Medical Center, Japan）

P4-5

SUCCESSFUL CATHETER ABLATION OF SLOW-SLOW ATRIOVENTRICULAR NODAL REENTRANT TACHYCARDIA BASED ON VISUALIZATION OF THE ENTRANCE OF THE ANTEGRADE SLOW PATHWAY······················································································································································
37
Speaker：Hiroki Yabuta（Nagoya Tokushukai General Hospital, Japan）

第70回日本不整脈心電学会学術大会

第１日目

P2-6

3

第 70 回日本不整脈心電学会学術大会

4

10:00-11:10

Chair：Taku Asano（Showa University, Japan）
Chair ：Yoshifumi Ikeda（Saitama Medical University International Medical Center, Japan）

P5-1

THE FACTORS WHICH INFLUENED ON HIGH POWER DEVICE IMPLANTATION FOR HEART FAILURE
WITH REDUCED EJECTION FRACTION PATIENTS ········································································
38

P5-2

AN ELEVATED ESTIMATED RIGHT VENTRICULAR SYSTOLIC PRESSURE IDENTIFIED ON ECHOCARDIOGRAPHY PREDICTS HOSPITALIZATION DUE TO HEART FAILURE ················································
39

P5-3

THE TIME FROM ONSET OF QRS COMPLEX TO PEAK OF R WAVE IN LATERAL LEADS PREDICTS THE
39
QLV IN PATIENTS WITH CRT IMPLANTATION ··············································································

Speaker：Kengo Ayabe（Miyazaki Medical Association Hospital, Japan）

Speaker：Toshiya Kakurai（Jichi Medical University Hospital, Japan）

Speaker：Taro Tsuzuki（Sapporo Medical University, Japan）

P5-4

ASSOCIATION BETWEEN NEUTROPHIL-TO-LYMPHOCYTE RATIO AND CARDIOGENIC STROKE: VALIDATION USING AN IMPLANTABLE LOOP RECORDER ········································································
40
Speaker：Ryo Wada（Toho University, Japan）

P5-5

THE REAL-WORLD SETTINGS OF THE MANAGEMENT OF PATIENTS WITH ICD AT A HIGH-VOLUMECARDIOVASCULAR CENTER ·········································································································
40
Speaker：Naoshi Kawamura（Miyazaki Medical Association Hospital, Japan）

P5-6

UPGRADING FROM PACEMAKER TO CARDIAC RESYNCHRONIZATION THERAPY REDUCES LEFT VENTRICULAR MASS ··························································································································
41
Speaker：Hiroki Yokomori（Ota Memorial Hospital, Japan）

Poster 6
デバイス治療奏功

15:00-16:10

Chair：Yoshiaki Inoue（Matsue Red Cross Hospital, Japan）
Chair ：Yoshihiro Sobue（Fujita Health University Bantane Hospital, Japan）

P6-1

A CASE OF A BLOCK HF PATIENT AFTER PATCH CLOSURE FOR VSP WHO BENEFITED FROM BIVENTRICULAR PACING FROM LEFT BUNDLE BRANCH AREA AND CORONARY SINUS ························
42
Speaker：Sara Okuda（Ebina General Hospital, Japan）

P6-2

DIAGNOSIS AND MANAGEMENT OF INEFFECTIVE LEFT VENTRICULAR PACING: CASE SERIES······················································································································································

43

Speaker：Nobuhiko Ueda（National Cerebral and Cardiovascular Cener, Japan）

P6-3

SUCCESSFUL EXACTION OF LEADLESS PACEMAKER SIX MONTHS AFTER IMPLANTATION······················································································································································

43

Speaker：Yoshiro Tsuruta（Nagoya City University Graduate School of Medical, Japan）

P6-4

A CASE OF IMPROVED CARDIAC FUNCTION BY CHANGING FROM RIGHT VENTRICULAR SEPTAL PACING
TO LEFT BUNDLE BRANCH AREA PACING DUE TO DEEP LEAD ADVANCEMENT ························
44
Speaker：Yuta Sugizaki（Toho University Sakura Medical Center, Japan）

P6-5

CRT UPGRADING IMPROVED CARDIAC FUNCTION ON PACING-INDUCED CARDIOMYOPATHY COMPLICATED BY MITRAL REGURGITATION : TWO CASE REPORTS ·······················································
44
Speaker：Hiroshi Kojima（St. Mary’s Hospital, Japan）

P6-6

A CASE OF EFFICACY OF A-ATP FOR ATRIAL TACHYCARDIA OBSERVED AFTER CATHETER ABLATIONCONFIRMED BY INTRACARDIAC ELECTROCARDIOGRAPHY ·························································
45
Speaker：Toshifumi Nakagomi（Toyota Kosei Hospital, Japan）

Poster 7
デバイス抜去/改善

15:00-16:10

Chair：Ryobun Yasuoka（Kindai University, Japan）
Chair ：Hitoshi Minamiguchi（Osaka Keisatsu Hospital, Japan）

P7-1

HYBRID LEAD EXTRACTION WITH MINIMALLY INVASIVE RIGHT THORACOTOMY IN A PATIENT WITHCARDIAC DEVICE RELATED INFECTIVE ENDOCARDITIS ·······························································
46
Speaker：Yuma Hamanaka（Osaka Police Hospital, Japan）

第70回日本不整脈心電学会学術大会

第１日目

Poster 5
Heart failure / Clinical studies

第 70 回日本不整脈心電学会学術大会

A CASE OF PACEMAKER POCKET INFECTION WITH RE-ACTIVATION OF A LEADLESS PACEMAKER
AFTER 5YEARS OF DEACTIVATION ······························································································
47
Speaker：Shiho Wakasa（Osaka Metropolitan University Graduate School of Medicine, Japan）

P7-3

CASE REPORT: CONTRIBUTION OF PET/CT TO DIAGNOSE PACEMAKER POCKET INFECTION······················································································································································

47

Speaker：Atsushi Murakami（Kobe University Hospital,Japan）

P7-4

A CASE IN WHICH A LEAD THAT WAS UNUSABLE IMMEDIATELY AFTER IMPLANTATION BECAME USABLE 6 YEARS LATER ··················································································································
48
Speaker：Kenji Enta（Hokuto Hospital, Japan）

P7-5

A SUCCESSFUL CASE OF SUBCUTANEOUS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LEAD EXTRACTION SEVENTY-THREE MONTHS AFTER IMPLANTATION ···················································
48
Speaker：Maki Ohira（Tokyo Saiseikai Central Hospital, Japan）

ポスター会場  ホテル日航金沢 4F 鶴の間

Poster 8
AF 1

10:00-11:10

Chair：Yoshio Yamaguchi（Fukui CardioVascular Center, Japan）
Chair ：Junji Kaneyama（Saitama Sekishinkai Hospital, Japan）

P8-1

EFFECT OF VOLTAGE MAP-GUIDED LATERAL MITRAL ISTHMUS BLOCK AFTER VEIN OF MARSHALLETHANOL INFUSION: A COMPARATIVE STUDY ············································································
49
Speaker：Shingo Yoshimura（Gunma Prefectural Cardiovascular Center, Japan）

P8-2

BASELINE CHARACTERISTICS AND CARDIAC MIBG SCINTIGRAPHY FINDINGS FOR IMPROVED LEFT
VENTRICULAR SYSTOLIC FUNCTION AFTER ATRIAL FIBRILLATION CATHETER ABLATION IN PATIENTSWITH LEFT VENTRICULAR DYSFUNCTION ···················································································
50

P8-3

EXPERIENCE WITH THE NOVEL IVC BeeAT ··················································································

Speaker：Kohki Nakamura（Gunma Prefectural Cardiovascular Center, Japan）

50

Speaker：Shigeki Hiramatsu（Fukuyama Cardiovascular Hospital, Japan）

P8-4

USEFUL INDICATOR OF LEFT ATRIAL ROOF AND BOTTOM LINEAR ABLATION WITH TactiFlex ABLATIONCATHETER ···································································································································
51
Speaker：Monami Ando（Japanese Red Cross Aichi Medical Center Nagoya Daini Hospital, Japan）

P8-5

THE ASSOCIATION BETWEEN LEFT ATRIAL SCAR AREA AT THE ANTERIOR WALL AND RECURRENCEPATTERN AFTER PULMONARY VEIN ISOLATION AND ROOF LINE IN PERSISTENT ATRIAL FIBRILLATION ············································································································································
51
Speaker：Takafumi Kawaguchi（Hiroshima Prefectural Hospital, Japan）

P8-6

THE ASSOCIATION BETWEEN TREATMENT FOR EARLY RECURRENCES OF ATRIAL FIBRILLATION AND
ATRIAL FIBRILLATION RECURRENCE AFTER CATHETER ABLATION ············································
52
Speaker：Hirotaka Ooka（Kansai Rosai Hospital, Japan）

Poster 9
AF 2

10:00-11:10

Chair：Minoru Sato（NHO Hokkaido Medical Center, Japan）
Chair ：Yoshimori An（Osaka Saiseikai Noe Hospital, Japan）

P9-1

NOVEL ELECTROGRAM-GUIDED ABLATION DERIVED FROM AUTOMATICITY SITES THAT INDUCES53
ATRIAL FIBRILLATION ··················································································································
Speaker：Shu Hirata（Nihon University, Japan）

P9-2

RELATIONSHIP BETWEEN MAINTENANCE OF SINUS RHYTHM DURING ABLATION AND RECURRENCE
54
RATE IN PERSISTENT ATRIAL FIBRILLATION ···············································································
Speaker：Hiroto Sugiyama（Showa University Fujigaoka Hospital, Japan）

P9-3

THREE CASES OF CATHETER ABLATION FOR PAROXYSMAL ATRIAL FIBRILLATION WITH COMMON54
INFERIOR PULMONARY VEIN ·······································································································
Speaker：Tatsuya Ota（Teikyo University Hospital, Japan）

第70回日本不整脈心電学会学術大会

第１日目

P7-2

5

第 70 回日本不整脈心電学会学術大会

6

VOLTAGE GUIDE AND NON-VOLTAGE GUIDE SVC ISOLATION IN PATIENTS WITH ATRIAL FIBRILLATION······················································································································································
55

P9-5

PREDICTORS OF PHRENIC NERVE PALSY AFTER RADIOFREQUENCY ABLATION FOR PULMONARY VEIN
ISOLATION ···································································································································
55

Speaker：Yui Koyanagi（Showa University Yokohama Northern Hospital, Japan）

Speaker：Shoma Kitano（Ota Memorial Hospital, Japan）

P9-6

SHORT-TERM RESULTS OF ADDITIONAL CRYOBALLOON LEFT ATRIAL ROOF ABLATION FOR PERSIS56
TENT ATRIAL FIBRILLATION ········································································································
Speaker：Ryohei Nomura（University of Fukui Hospital, Japan）

Poster 10
ABL 関係 1

10:00-11:10

Chair：Satoshi Yamamoto（Itami City Hospital, Japan）
Chair ：Soichiro Yamashita（Hyogo Prefectural Awaji Medical Center, Japan）

P10-1

EFFECT OF Extra-PV ABLATION ON THE STIFFNESS OF LEFT ATRIUM: A SIMULTANEOUS DIRECT PRESSURE MEASUREMENT OF ATRIUM AND VENTRICLE ····································································
57

P10-2

CLINICAL IMPLICATION OF ATRIAL ELECTROGRAMS RECORDED ON ESOPHAGEAL ELECTRODES TOPREVENT ESOPHAGEAL TEMPERATURE RISES DURING PULMONARY VEIN ISOLATION ··············
58

Speaker：Soichiro Yamashita（Hyogo Prefectural Awaji Medical Center, Japan）

Speaker：Hikaru Masuda（Kawaguchi Municipal Medical Center, Japan）

P10-3

THE EARLY EXPERIENCE OF THE MID-BORE VENOUS VASCULAR CLOSURE SYSTEM (VASCADE MVP)······················································································································································
58
Speaker：Masahiro Hisaoka（Yamaguchi University Graduate school of Medicine, Japan）

P10-4

PROGNOSTIC STUDY OF CATHETER ABLATION CASES IN NAGANO PREFECTURE, SHINSHU-AB REGISTRY: REPORTED AT 3-YEAR MARK ···························································································
59
Speaker：Toshinori Komatsu（Shinshu University, Japan）

P10-5

INTRODUCTION OF ORAL APPLIANCES IMPROVES TREATMENT RATES OF SLEEP APNEA SYNDROME
IN PATIENTS WITH ATRIAL FIBRILLATION ···················································································
59
Speaker：Ryo Miyake（Saiseikai Fukuoka General Hospital, Japan）

P10-6

ACUTE EFFICACY AND SAFETY OF CRYOBALLOON ABLATION USING EXPANDABLE CRYOBALLOONFOR PULMONARY VEIN ISOLATION IN ATRIAL FIBRILLATION PATIENTS ·····································
60
Speaker：Tatsuto Kawaguchi（Shonan Kamakura General Hospital, Japan）

Poster 11
Bradycardias 1

10:00-11:10

Chair：Shinya Kowase（Yokohama Rosai Hospital, Japan）
Chair ：Nobuhiro Nishiyama（Toranomon Hospital, Japan）

P11-1

DISALIGNMENT OF THE RIGHT AND LEFT VENTRICLES ON SERIAL VENTRICULOGRAPHY IN LEADLESSPACEMAKER IMPLANTATION ·······································································································
61
Speaker：Norihito Oyanagi（Niigata City General Hospital, Japan）

P11-2

PACEMAKER IMPLANTATION IN THE HUGE RIGHT ATRIUM: EFFICACY OF LOCATOR PLUS······················································································································································

62

Speaker：Kohei Sawasaki（Hamamatsu Medical Center, Japan）

P11-3

ACUTUAL EVALUATION OF LEADLESS PACEMAKER IMPLANTATION SITES BY COMPUTED TOMOGRA62
PHY IMEGE ··································································································································
Speaker：Kenta Yoshida（Kurashiki Central Hospital, Japan）

P11-4

IMPACT OF RENAL DYSFUNCTION ON CARDIAC TAMPONADE AFTER CARDIAC IMPLANTABLE ELEC63
TRONIC DEVICE IMPLANTATION ··································································································

P11-5

COMPARISON OF MID-TERM PROGNOSIS IN TRANSCATHETER AORTIC VALVE IMPLANTATION BE63
TWEEN NO PACEMAKER AND LEFT BUNDLE BRANCH AREA PACING ·········································

Speaker：Yasuhiro Matsuda（Kansai Rosai Hospital, Japan）

Speaker：Yasukazu Takazawa（Seirei Mikatahara General Hospital, Japan）

第70回日本不整脈心電学会学術大会

第１日目

P9-4

第 70 回日本不整脈心電学会学術大会

FEATURES OF VDD LEADLESS PACEMAKER IMPLANTATION CASES: CASE SELECTION AND POSTIMPLANTATION COURSE IN OUR HOSPITAL ·················································································
64
Speaker：Mitsuhiko Yahata（Shizuoka General Hospital, Japan）

Poster 12
AF 3

15:00-16:10

Chair：Nobuhiro Takasugi（Gifu University Hospital, Japan）
Chair ：Hideharu Okamatsu（Saiseikai Kumamoto Hospital, Japan）

P12-1

WHICH IS BETTER: ANTERIOR OR LATERAL MITRAL LINE IN PATIENTS WITH PERI-MITRAL ATRIALTACHYCARDIA? ····························································································································
65
Speaker：Yutaka Take（The Sakakibara Heart Institute of Okayama, Japan/Gunma Prefectural CardiovascularCenter, Japan）

P12-2

TIPS AND TRICKS TO PREVENT COMPLICATIONS FROM VASCULAR CLOSING DEVICES ·············

66

Speaker：Masashi Kanemoto（Saiseikai Yamaguchi General Hospital, Japan）

P12-3

IS THE ANTERIOR LINE AS AN ADDITIONAL RADIOFREQUENCY EFFECTIVE FOR PERSISTENT ATRIALFIBRILLATION ? ····························································································································
66
Speaker：Itaru Momma（Kawasaki Saiwai Hospital, Japan）

P12-4

EFFICACY AND SAFETY OF VERY HIGH POWER SHORT DURATION FOR SVCI ····························

67

Speaker：Naomichi Tanaka（Saitama Medical University International Medical Center, Japan）

P12-5

DISTRIBUTION OF COMPLEX OR FRACTIONATED SIGNALS IN THE LEFT ATRIUM AND PULMONARY67
VEIN: A COMPARATIVE STUDY OF ELECTRO-ANATOMICAL MAPPING SYSTEMS ························
Speaker：Kengo Korai（Kokura Memorial Hospital, Japan）

Poster 13
AF 4

15:00-16:10

Chair：Naoki Amaya（Hikone Municipal Hospital, Japan）
Chair ：Naoya Kataoka（University of Toyama, Japan）

P13-1

LONG-TERM OUTCOMES OF CATHETER ABLATION FOR PATIENTS WITH PERSISTENT AND LONGSTANDING ATRIAL FIBRILLATION WITH STRICT FOLLOW-UP BY 2-WEEK HOLTER MONITORING······················································································································································
68
Speaker：Hirokazu Naganawa（Toyohashi Heart Center, Japan）

P13-2

CATHETER STABILITY AND LOCAL IMPEDANCE CHANGE IN ATRIAL FIBRILLATION ABLATION······················································································································································

69

Speaker：Tetsuya Watanabe（Osaka General Medical Center, Japan）

P13-3

IMPACT OF SUPERIOR VENA CAVA ISOLATION DEMARCATION BASED ON ANATOMICAL INDICATORS······················································································································································
69

P13-4

OVERCOMING AGE BARRIERS: CATHETER ABLATION FOR ATRIAL FIBRILLATION IN THE ELDERLY······················································································································································
70

P13-5

OUTCOME OF CATHETER ABLATION FOR ATRIAL FIBRILLATION IN PATIENTS WITH PACEMAKER······················································································································································
70

Speaker：Takayuki Shimizu（Toho University Ohashi Medical Center, Japan）

Speaker：Junya Komatsu（Chikamori Hospital, Japan）

Speaker：Yuhei Isonaga（Japanese Red Cross Saitama Hospital, Japan）

Poster 14
Case ABL 3

15:00-16:10

Chair：Akinori Wakamiya（National Cerebral and Cardiovascular Center, Japan）
Chair ：Moe Mukai（University of Fukui Hospital）

P14-1

POSSIBLE CONNECTION BETWEEN THE LEFT SUPERIOR PULMONARY VEIN AND PERSISTENT LEFT
SUPERIOR VENA CAVA IN A PATIENT WITH PAROXYSMAL ATRIAL FIBRILLATION ······················
71
Speaker：Kentaro Yoshida（Ibaraki Prefectural Central Hospital, Japan）

第70回日本不整脈心電学会学術大会

第１日目

P11-6

7

第 70 回日本不整脈心電学会学術大会

A CASE OF PERI-LEFT ATRIAL APPENDAGE REENTRANT ATRIAL TACHYCARDIA ·······················

72

Speaker：Takashi Yamamoto（Yoshinogawa Medical Center, Japan）

P14-3

A CASE OF TACHYCARDIA-INDUCED CARDIOMYOPATHY TREATED BY ECPELLA AND CATHETER ABLATION ·········································································································································
72
Speaker：Kentaro Adachi（Japanese Red Cross Aichi Medical Center Nagoya Daiichi Hospital, Japan）

P14-4

ATRIAL TACHYCARDIA AND ATRIAL FIBRILLATION FROM THREE PULMONARY VEINS AFTER HAVINGPASSED FOR A LONG TIME ··········································································································
73
Speaker：Hiroshi Shimizu（Saiseikai Niigata Hospital, Japan）

P14-5

FOCAL ATRIAL TACHYCARDIA WITH URGENT CATHETER ABLATION ·········································

73

Speaker：Satoru Nishio（Tokyo General Hospital, Japan）

P14-6

A CASE OF SUCCESSFUL TERMINATION OF Bi-Atrial AT BY ABLATION OF CS ·····························

74

Speaker：Keiji Yamaoka（Munakata Suikokai General Hospital, Japan）

P14-7

CHEMICAL ABLATION OF VEIN OF MARSHALL IS EFFECTIVE FOR ATRIAL TACHYCARDIA DEPEND ON
74
MITRAL ISTHMUS AFTER MITRAL VALVE REPAIR AND MAZE: A CASE REPORT ··························
Speaker：Mitsuhiko Yahata（Shizuoka General Hospital, Japan）

Poster 15
AF Clinical Background 1

15:00-16:10

Chair：Takashi Kunihara（The Jikei University School of Medicine, Japan）
Chair ：Takahiko Nishiyama（Keio University, Japan）

P15-1

RELATIONSHIP BETWEEN ATRIAL FIBRILLATION AND SARCOPENIA IN PARTICIPANTS OF MEDICALCHECK-UP ····································································································································
75
Speaker：Mizuho Miyauchi（Yotsuya Medical Cube, Japan）

P15-2

EVALUATION OF POLYUNSATURATED FATTY ACIDS FOR ATRIAL FIBRILLATION RECURRENCE AFTERCATHETER ABLATION ··················································································································
76
Speaker：Ryosuke Takeuchi（Hamamatsu Red Cross Hospital, Japan）

P15-3

SEE THE PATIENT, NOT ONLY ATRIAL FIBRILLATION, TO IMPROVE THE OUTCOME ··················
Speaker：Yukoh Hirai（Kure Kyosai Hospital, Japan）

第70回日本不整脈心電学会学術大会

76

第１日目

P14-2

8

第 70 回日本不整脈心電学会学術大会

9

7 月 19 日（金）第２日目Poster 16
AF balloon 2

第２日目

ポスター会場  ANA クラウンプラザホテル金沢 3F 瑞雲

10:00-11:10

Chair：Taishi Kuwahara（Tokyo Heart Rhythm Clinic, Japan）
Chair ：Takamitsu Takagi（Japanese Red Cross Saitama Hospital, Japan）

P16-1

COMPARISON OF MID-TERM OUTCOME BETWEEN PULMONARY VEIN ISOLATION USING RADIOFREQUENCY CATHETER AND 2ND GENERATION CRYOBALLOON IN ATRIAL FIBRILLATION PATIENTS WITH
A COMMON PULMONARY VEIN ···································································································
77

P16-2

CRYOBALLOON ABLATION AS THE FIRST LINE PULMONARY VEIN ISOLATION PROCEDURE FOR ATRIALFIBRILLATION IS EFFECTIVE REGARDLESS OF PULMONARY VEIN DIAMETER ·····························
78

Speaker：Takashi Komatsu（Iwate Health Service Association, Japan）

Speaker：Noboru Oda（Hiroshima City North Medical Center Asa Citizens Hospital, Japan）

P16-3

THE EFFECTIVENESS OF CARTOUNIVU MODULE TO PREDICT THE ACUTE ABLATION AREA OF CRYOBALLOON ABLATION ·················································································································
78
Speaker：Yosuke Mizuno（Sendai Kousei Hospital, Japan）

P16-4

EFFICACY OF PULMONARY VEIN ISOLATION AND ROOF ABLATION USING CRYOBALLOON IN PERSISTENT ATRIAL FIBRILLATION, COMPARED WITH RADIOFREQUENCY ABLATION ··························
79
Speaker：Takahiro Furuya（Showa University Koto Toyosu Hospital, Japan）

P16-5

CRYOBALLOON ABLATION IS EFFECTIVE EVEN IN CASES WITH COMMON PULMONARY VEIN······················································································································································

79

Speaker：Aya Yamane（Hiroshima City North Medical Center Asa Citizens Hospital, Japan）

P16-6

DIFFERENCES IN SITES OF RECURRENCE AFTER CRYOBALLOON ABLATION AND RADIOFREQUENCYCATHETER ABLATION FOR ATRIAL FIBRILLATION ·······································································
80
Speaker：Mariko Tanaka（JCHO Kobe Central Hospital, Japan）

Poster 17
AF Clinical Background 2

10:00-11:10

Chair：Takeshi Sasaki（NHO Disaster Medical Center, Japan）
Chair ：Yasuhiro Sasaki（Kobe City Medical Center General Hospital, Japan）

P17-1

演題は取り下げられました ················································································································

P17-2

DIFFERENTIAL ENTROPY ANALYSIS OF SHORT-TERM RRIs FOR RAPID DIAGNOSIS OF PAROXYSMALATRIAL FIBRILLATION ··················································································································
82

81

Speaker：Taishi Matsui（UNIONTOOL CO, Japan）

P17-3

GROWTH DIFFERENTIATION FACTOR 15 IS ASSOCIATED WITH CARDIOVASCULAR AND BLEEDING
82
EVENT IN JAPANESE PATIENTS WITH ATRIAL FIBRILLATION ······················································
Speaker：Yuta Kobayashi（Yamagata University, Japan）

Poster 18
AT/PSVT 1

10:00-11:10

Chair：Takeshi Tobiume（Kawashima Hospital,Japan）
Chair ：Akio Chikata（Toyama Prefectural Central Hospital, Japan）

P18-1

USEFULNESS OF INTRACARDIAC ECHOCARDIOGRAPHY-GUIDED MAPPING OF THE TRICUSPID ANNU83
LUS IN ABLATING THE RIGHT FREE WALL ACCESSORY PATHWAY ··············································
Speaker：Kodai Negishi（Saiseikai Kumamoto Hospital, Japan）

P18-2

HIGH-DENSITY MAPPING OF KOCH’S TRIANGLE DURING SINUS RHYTHM IN PATIENT WITH AND WITH84
OUT ATRIOVENTRICULAR NODAL REENTRANT TACHYCARDIA ···················································
Speaker：Tadashi Wada（NHO Iwakuni Clinical Center, Japan）

第70回日本不整脈心電学会学術大会

第 70 回日本不整脈心電学会学術大会

10

P18-3

EMPIRIC SLOW PATHWAY ABLATION IN NON-INDUCIBLE SUPRAVENTRICULAR TACHYCARDIA IS EFFECTIVE AND SAFE ······················································································································
84

P18-4

IMPACT OF ANATOMICAL STRUCTURES ALONG THE CAVO-TRICUSPID ISTHMUS ON TEMPERATUREREGULATION OF A DIAMOND TIP CATHETER: INSIGHTS FROM INTRACARDIAC ECHOCARDIOGRAPHY······················································································································································
85

P18-5

UTILITY OF OCTARAY IN ATRIAL FLUTTER ABLATION ································································

Speaker：Masaki Tokutome（Japanese Red Cross Fukuoka Hospital, Japan）

85

Speaker：Kosuke Hirose（JCHO Osaka Hospital, Japan）

P18-6

THE INVESTIGATION OF THE RECURRENCE OF BLOCKLINE AFTER CAVOTRICUSPID ISTHMUS ABLATIONUSING A 3D MAPPING SYSTEM ····························································································
86
Speaker：Tomoyuki Inoue（Kyoto University Hospital, Japan）

P18-7

THE EFFICACY OF INTRACARDIAC ECHOCARDIOGRAPHY-GUIDED THREE-DIMENSIONAL CAVOTRICUSPID ISTHMUS ABLATION ··············································································································
86
Speaker：Tatsuya Shigematsu（The Sakakibara Heart Institute of Okayama, Japan）

Poster 19
Case ABL 4

10:00-11:10

Chair：Koji Tanaka（Sakurabashi Watanabe Advanced Healthcare Hospital, Japan）
Chair ：Akira Ueno（Higashitotsuka Memorial Hospital, Japan）

P19-1

SUCCESSFUL CATHETER ABLATION OF VENTRICULAR TACHYCARDIA BEFORE TRANSCATHETER PULMONARY VALVE IMPLANTATION IN THE PATIENT WITH REPAIRED DOUBLE OUTLET RIGHT VENTRICLE······················································································································································
87
Speaker：Yuto Iioka（University of Tsukuba, Japan）

P19-2

演題は取り下げられました ················································································································P19-3

UTILITY OF LOCAL CONDUCTION VECTOR AND SIMULTANEOUS INTRACARDIAC ULTRASOUND IMAGING IN ABLATION OF PREMATURE VENTRICULAR CONTRACTIONS ORIGINATING FROM POSTERIORPAPILLARY MUSCLE ·····················································································································
88

P19-4

SIGNIFICANCE OF PURKINJE-MUSCLE JUNCTION CONDUCTION IN PURKINJE-RELATED VENTRICULARFIBRILLATION ·······························································································································
89

88

Speaker：Shu Yamashita（NHO Disaster Medical Center, Japan）

Speaker：Keisuke Uchida（University of Toyama, Japan）

P19-5

A SUCCESSFUL CASE OF SURGICAL CRYOTHERMAL ABLATION OF VENTRICULAR TACHYCARDIA IN A
MODIFIER A PATIENT UNDERGOING LEFT VENTRICULAR ASSIST DEVICE IMPLANTATION FOR BRIDGETO TRANSPLANTATION ···············································································································
89
Speaker：Tsukasa Naganuma（Saitama Medical University International Medical Center, Japan）

P19-6

REPEATED RECURRENCE VENTRICULAR ARRHYTHMIAS(VAs) ORIGINATING FROM NEAR HIS-BUNDLEREGION: THE MORE WE PERFORMED CATHETER ABLATION FOR THE VAs, THE CLOSER THE VAs
WERE TO HIS-BUNDLE REGION ···································································································
90
Speaker：Satoru Nishio（Tokyo General Hospital, Japan）

Poster 20
Case ABL 5

10:00-11:10

Chair：Ken Terata（Akita University Graduate School of Medicine, Japan）
Chair ：Takashi Kanda（Osaka Keisatsu Hospital, Japan）

P20-1

P1 MAPPING WITH GRID CATHETER FOR IDIOPATHIC LEFT VENTRICULAR TACHYCARDIA (ILVT) WAS
91
EFFECTIVE : A CASE REPORT ······································································································P20-2

A CASE OF REENTRANT ATRIAL TACHYCARDIA CIRCLING BETWEEN THE SCAR WITHIN THE SVC AND
92
THE FUNCTIONAL BLOCK LINE OF THE SVC-RA JUNCTION ························································

Speaker：Takeshi Hayashi（Kasukabe Central General Hospital, Japan）

Speaker：Takayuki Iida（Ebina General Hospital, Japan）

第70回日本不整脈心電学会学術大会

第２日目

Speaker：Yuya Tanaka（University of Yamanashi, Japan）

第 70 回日本不整脈心電学会学術大会

11

P20-3

SUCCESSFUL CATHETER ABLATION OF PERSISTENT ATRIAL TACHYCARDIA ARISING FROM THE RIGHTATRIAL APPENDAGE ····················································································································
92

P20-4

BIATRIAL TACHYCARDIA VIA POSTEROSUPERIOR BACHMANN BUNDLE ·····································

Speaker：Kohei Iwasa（Sakurabashi Watanabe Hospital, Japan）

93

P20-5

A CASE OF GOOD OUTCOME AFTER MEDICAL TREATMENT FOR RESIDUAL SHUNT AND AF RECURRENCE AFTER ASD CLOSURE AND MAZE SURGERY ····································································
93
Speaker：Kei Enokizono（Kagoshima University Hospital, Japan）

Poster 21
AF 5

15:00-16:10

Chair：Hiroshi Furusho（Ishikawa Prefectural Central Hospital, Japan）
Chair ：Tadanobu Irie（Saitama Sekishinkai Hospital, Japan）

P21-1

CLINICAL COURSE AND ITS CHARACTERISTICS AFTER CATHETER ABLATION FOR ATRIAL FIBRILLATION PATIENTS WITH SICK SINUS SYNDROME ············································································
94
Speaker：Naoaki Onishi（Osaka Red Cross Hospital, Japan/Otsu Red Cross Hospital, Japan）

P21-2

演題は取り下げられました ················································································································

P21-3

IMPACT OF A STANDARDIZED APPROACH OF ABLATION-INDEX-GUIDED CATHETER ABLATION ON
95
THE PROGRESSION OF PERSISTENT ATRIAL FIBRILLATION ························································

P21-4

THE LEFT ATRIUM CALCIFICATION AFTER RADIOFREQUENCY CATHETER ABLATION FOR ATRIAL FIBRILLATION IN CARDIAC AMYLOIDOSIS ·························································································
96

P21-5

IMPACT OF AGGRESSIVE STRATEGY FOR EARLY RECURRENCE AFTER CATHETER ABLATION OF
ATRIAL FIBRILLATION ··················································································································
96

95

Speaker：Atsuhiko Yagishita（Tokai University, Japan）

Speaker：Takuya Nishimura（Kochi Medical School Hospital, Japan）

Speaker：Kaishi Otsuka（Nagasaki University Hospital, Japan）

Poster 22
AF 6

15:00-16:10

Chair：Eitaro Fujii（Nabari City Hospital, Japan）
Chair ：Keiichi Ashikaga（Miyazaki Medical Association Hospital, Japan）

P22-1

EVALUATION OF THE FIRST-PASS ISOLATION IN INITIAL PULMONARY VEIN ISOLATION USING TactiFlex
CATHETER ···································································································································
97
Speaker：Kazuhisa Matsumoto（Saitama Medical University International Medical Center, Japan）

P22-2

FREQUENCY OF PUNCTURE SITE BLEEDING AFTER CATHETER ABLATION FOR ATRIAL FIBRILLATIONUSING VASCADE VENOUS VASCULAR CLOSURE SYSTEM ·····························································
98

P22-3

IMPACT OF QDOT CATHETER ON INTRAPROCEDURAL FLUID BALANCE DURING ATRIAL FIBRILLATIONABLATION ····································································································································
98

P22-4

EFFICACY OF PACE-CAPTURE-GUIDED ABLATION COMBINED WITH THRESHOLD-ADJUSTED VOLTAGE
MAP IN ELECTRICAL POSTERIOR BOX ISOLATION AFTER PULMONARY VEIN ISOLATION FOR ATRIAL
99
FIBRILLATION ·······························································································································

Speaker：Naoharu Yagi（The Cardiovascular Institute, Japan）

Speaker：Naoko Miyazaki（Sakurabashi Watanabe Hospital, Japan）

Speaker：Hiroshi Kuroyanagi（Tohoku Medical and Pharmaceutical University, Japan）

Poster 23
Clinical Studies 2

15:00-16:10

Chair：Atsuyuki Watanabe（NHO Okayama Medical Center, Japan）
Chair ：Kenji Yodogawa（Nippon Medical School, Japan）

P23-1

EFFICACY AND SAFETY OF DRUG ADMINISTRATION IN BRUGADA SYNDROME ··························
Speaker：Yukimi Uotani（Hiroshima University Graduate School of Biomedical and Health Sciences, Japan）

第70回日本不整脈心電学会学術大会

100

第２日目

Speaker：Miho Sugitani（Hyogo Medical University, Japan）

第 70 回日本不整脈心電学会学術大会

12

P23-2

ASSOCIATION BETWEEN LONG-TERM ADVERSE EVENTS AND MORTALITY IN PATIENTS UNDERGOINGCATHETER ABLATION FOR ATRIAL FIBRILLATION ······································································· 101

P23-3

AN EXPLORATORY STUDY OF THE INFERIOR VENA CAVA FLEXION BETWEEN THE LIVER-DIAPHRAGM
LEVEL AND THE RIGHT ATRIAL JUNCTION ·················································································· 101

Speaker：Koki Yamaoka（Keio University, Japan）

P23-4

LASER BALLOON ABLATION OF ATRIAL FIBRILLATION IN PATIENTS WITH AN ATYPICAL RIGHT PULMONARY VEIN ANATOMY ············································································································ 102
Speaker：Gen Matsuura（Sagamihara Kyodo Hospital, Japan/Kitasato University, Japan）

P23-5

PREDICTORS OF RESIDUAL CONDUCTION GAP AFTER A VERY HIGH POWER-SHORT DURATION ABLATION FOR PULMONARY VEIN ISOLATION ················································································· 102
Speaker：Kazumasa Suga（JCHO Chukyo Hospital,Japan）

P23-6

PREOPERATIVE PLAIN CT FOR PAROXYSMAL ATRIAL FIBRILLATION ABLATION CAN BE AN ALTERNATIVE TO CONTRAST-ENHANCED CT ···························································································· 103
Speaker：Toshihiko Tsuji（University of Fukui, Japan）

P23-7

ROLE OF SLEEP-DISORDERED BREATHING AND EPICARDIAL CONNECTIONS IN THE RECURRENCE OF
ATRIAL FIBRILLATION ·················································································································· 103
Speaker：Eiji Nyuta（Steel Memorial Yawata Hospital, Japan）

ポスター会場  ホテル日航金沢 4F 鶴の間

Poster 24
AF 7

10:00-11:10

Chair：Kenichiro Otomo（Ome Medical Center, Japan）
Chair ：Akira Fukui（Oita University, Japan）

P24-1

RELATIONSHIP BETWEEN TRANSSEPTAL PUNCTURE SITE AND FIRST PASS PULMONARY VEIN ISOLATION PROPORTION DURING RADIOFREQUENCY CATHETER ABLATION FOR ATRIAL FIBRILLATION······················································································································································ 104
Speaker：Kohei Matsunaga（Kumamoto University Hospital, Japan）

P24-2

INCREASE IN HEART RATE AFTER SUPERIOR VENA CAVA ISOLATION IN PATIENTS WITH ATRIAL FIBRILLATION ···································································································································· 105
Speaker：Satoko Shiomi（The Jikei University School of Medicine, Japan）

P24-3

PREMATURE VENTRICULAR CONTRACTIONS POST CATHETER ATRIAL FIBRILLATION ABLATION······················································································································································ 105
Speaker：Toshiki Michishita（Japanese Red Cross Saitama Hospital, Japan）

P24-4

EFFICACY OF COLCHICINE IN PREVENTING RECURRENCE AFTER CATHETER ABLATION FOR ATRIALFIBRILLATION ······························································································································· 106
Speaker：Yusuke Sonoda（Osaka Saiseikai Nakatsu Hospital, Japan）

P24-5

STEP BY STEP MODIFICATION OF ATRIAL FIBRILLATION ABLATION PROCEDURE FOR THE DURABLE
PULMONARY VEIN ISOLATION USING ABLATION INDEX ······························································ 106
Speaker：Takeshi Ueyama（Yamaguchi Prefectural Grand Medical Center, Japan）

Poster 25
AF 8

10:00-11:10

Chair：Yoshinao Sugai（Fukushima Medical University Aizu Medical Center Hospital, Japan）
Chair ：Hitomi Yuzawa（Mitsui Memorial Hospital, Japan）

P25-1

THE VIZIGO SHEATH REDUCES RADIATION EXPOSURE TIME IN PULMONARY VEIN ISOLATION BY
BEGINNER OPERATORS ················································································································ 107
Speaker：Ayumi Omura（Showa University Fujigaoka Hospital, Japan）

P25-2

EVALUATING THE SAFETY AND EFFICACY OF VERY HIGH-POWER AND SHORT-DURATION ABLATIONFOR PULMONARY VEIN ISOLATION IN ATRIAL FIBRILLATION: A 12-MONTH CLINICAL PERSPECTIVE······················································································································································ 108
Speaker：Yuichi Toyama（Hirosaki University Graduate School of Medicine, Japan）

第70回日本不整脈心電学会学術大会

第２日目

Speaker：Hideya Suehiro（Kobe Red Cross Hospital, Japan）

第 70 回日本不整脈心電学会学術大会

P25-3

13

EFFICACY AND SAFETY OF PULMONARY VEIN ISOLATION USING TactiFlex CATHETER ··············

108

Speaker：Akifumi Tanaka（Shin-yurigaoka General Hospital, Japan）

P25-4

THE ACHIEVEMENT RATE OF SIMULTANEOUS ISOLATION IN BOX ISOLATION ····························

109

Speaker：Tomohiro Sahashi（Toyota Kosei Hospital, Japan）

IMPACT OF EMPILICAL SUPERIOR VENA CAVA ISOLATION ON INITIAL ABLATION FOR ATRIAL FIBRILLATION ········································································································································· 109

P25-6

THE EFFICIENCY OF LASER BALLOON ABLATION FOR ATRIAL FIBRILLATION WITH LEFT COMMONPULMONARY VEIN ······················································································································· 110

Speaker：Yuta Tsurusaki（Kumamoto University Hospital, Japan）

Speaker：Yuki Arakawa（Sagamihara Kyodo Hospital, Japan）

Poster 26
デバイス合併症

10:00-11:10

Chair：Akira Shimane（Hyogo Prefectural Harima-Himeji General Medical Center, Japan）
Chair ：Hiroyuki Ito（Makita General Hospital, Japan）

P26-1

A CASE OF LEAD INSULATION DEFECT AFTER THE IMPLANTABLE CARDIOVERTER DEFIBRILLATOR
GENERATOR EXCHANGE ·············································································································· 111
Speaker：Keiichiro Kishikawa（Kyushu University Hospital, Japan）

P26-2

CARDIAC IMPLANTABLE CARDIAC DEVICES SUPPORT FOR RADIATION THERAPY IN OUR HOSPITAL······················································································································································ 112

P26-3

A RARE CASE:PERFORATION OF THE LEFT VENTRICLE CAUSED BY A PACEMAKER LEAD IN THE RIGHTVENTRICLE ·································································································································· 112

P26-4

NON-SUSTAINED VENTRICULAR TACHYCARDIA PROVOKED BY THE LEADLESS PACEMAKER: A CASEREPORT ······································································································································· 113

P26-5

A ONE-STEP TREATMENT FOR SYMPTOMATIC LEAD-RELATED VENOUS OBSTRUCTION USING PERCUTANEOUS LEAD EXTRACTION, VENOUS STENTING, AND NEW DEVICE IMPLANTATION ············· 113

P26-6

A CASE OF SUCCESSFUL SALVAGE DESPITE RIGHT VENTRICUAR PERFORATION DURING AVEIR LEADLESS PACEMAKER IMPLANTATION ······························································································· 114

Speaker：Eiji Fukuhara（Hyogo Medical University, Japan）

Speaker：Tomoaki Nagao（Hamamatsu Medical Center, Japan）

Speaker：Shigeki Kusa（Tsuchiura Kyodo General Hospital, Japan）

Speaker：Tsuyoshi Isawa（Sendai Kousei Hospital, Japan）

Speaker：Masanori Matsuo（Osaka City General Hospital, Japan）

P26-7

A CASE WHERE R WAVE SENSING WAS IMPROVED BY LEAD REPOSITIONING IN A PATIENT WHO
EXPERIENCED AN INAPPROPRIATE SICD SHOCK CAUSED BY T WAVE OVERSENSING ················ 114
Speaker：Keita Masuda（St. Luke’s International Hospital, Japan）

Poster 27
Bradycardias 2

10:00-11:10

Chair：Toyonobu Tsuda（Kanazawa University Hospital, Japan）
Chair ：Hisanori Kanazawa（Kumamoto University Hospital, Japan）

P27-1

LBBAP IN PATIENT WITH PRESERVED LEFT VENTRICULAR SYSTOLIC FUNCTION ·····················

115

Speaker：Motoki Kubo（Okayama Heart Clinic, Japan）

P27-2

THE EARLY PHASE DIFFERENCES OF PARAMETERS AND ESTIMATED ENERGY DEMAND OF RIGHTVENTRICULAR LEAD LOCATED ON SEPTUM WITH EACH MANUFACTURES’ CATHETER DELIVERY SYSTEM ············································································································································· 116
Speaker：Shunichi Asano（Yokohama Rosai Hospital, Japan）

P27-3

A CASE OF LEFT VENTRICULAR DYSSYNCHRONY IMPROVED BY LEFT BUNGLE BRANCH AREA PACING······················································································································································ 116
Speaker：Yumi Hirota（Nabari City Hospital, Japan）

P27-4

CLINICAL EFFICACY OF DOUBLE PERCLOSE PROGLIDE TECHNIQUE PLUS BURIED DERMAL SUTURE
FOR HEMOSTASIS AFTER LEADLESS PACEMAKER IMPLANTATION ············································· 117
Speaker：Hironobu Sumiyoshi（Kurashiki Central Hospital, Japan）

第70回日本不整脈心電学会学術大会

第２日目

P25-5

第 70 回日本不整脈心電学会学術大会

P27-5

14

LOT-CRT FOR ATRIOVENTRICULAR BLOCK WITH AN EF BELOW 50% ·········································

117

Speaker：Junji Morita（Sapporo Cardiovascular Clinic, Japan）

15:00-16:10

Chair：Hiroshi Sohara（Shonan Tobu General Hospital, Japan）
Chair ：Manabu Fujimoto（Kouseiren Takaoka Hospital, Japan）

P28-1

ADDITIONAL EFFECT ON PULMONARY VEIN ISOLATION AREA USING NOVEL SIZE ADJUSTABLE CRYOBALLOON ··································································································································· 118

P28-2

ADJUNCTIVE RADIOFREQUENCY ABLATION FOR DRIVERS OF ATRIAL FIBRILLATION AFTER CRYOABLATION IN PATIENTS WITH PERSISTENT ATRIAL FIBRILLATION ············································· 119

Speaker：Akio Chikata（Toyama Prefectural Central Hospital, Japan）

Speaker：Akihiro Yoshida（Kita-Harima Medical Center, Japan）

P28-3

EFFECTS OF LEFT ATRIAL ROOF LINEAR ABLATION USING TWO TYPES OF CRYOBALLOONS······················································································································································

119

Speaker：Takahiro Tsunoda（Yokohama Minami Kyosai Hospital, Japan）

P28-4

WHICH IS THE BETTER FIRST PASS ISOLATION CRYOBALLOON SIZE, 28mm OR 31mm? ·············

120

Speaker：Yasuhiro Ogura（Nagoya Daini Red Cross Hospital, Japan）

P28-5

EXAMINATION OF THE RESULTS OF EXPANDABLE CRYOBALLOON ABLATION FOR ATRIAL FIBRILLATION ············································································································································ 120
Speaker：Fumiya Yoneda（Kyoto University Hospital, Japan）

Poster 29
Case ABL 6

15:00-16:10

Chair：Masatoshi Miyamura（Osaka Medical and Pharmaceutical University, Japan）
Chair ：Kenzaburo Nakajima（National Cerebral and Cardiovascular Center, Japan）

P29-1

THE RARE CASE REPORT OF CORONARY ARTERY SPASMS DIAGNOSED AFTER ADMINISTERING ISOPROTERENOL DURING PULMONARY VEIN ISOLATION ································································· 121
Speaker：Yasutaka Oguchi（Shinshu University Hospital, Japan）

P29-2

A CASE OF NASAL BLEEDING AT THE END OF CATHETER ABLATION FOR ATRIAL FIBRILLATION THATREQUIRED OTOLARYNGOLOGICAL HEMOSTATIC TREATMENT ··················································· 122
Speaker：Yoshiaki Inoue（Matsue Red Cross Hospital, Japan）

P29-3

A CASE COMPLICATED BY PERICARDITIS DUE TO CRYOABLATION WITH SLOW PATHWAY ABLATIONFOR AVNRT ·································································································································· 122

P29-4

A CASE OF RIGHT CORONARY ARTERY SEVERE SPASMS IMMEDIATELY AFTER ATRIAL FIBRILLATIONABLATION ···································································································································· 123

P29-5

A CASE OF STIFF LEFT ATRIAL SYNDROME FOLLOWING CRYOBALLOON ABLATION FOR ATRIAL FIBRILLATION ···································································································································· 123

Speaker：Tomoyuki Shiozawa（Juntendo University Shizuoka Hospital, Japan）

Speaker：Sou Takenaka（IMS Katsushika Heart Center, Japan）

Speaker：Daisuke Yakabe（NHO Kyushu Medical Center, Japan）

Poster 30
Case ABL 7

15:00-16:10

Chair：Yasuo Kurita（Graduate School of International University of Health and Welfare, Japan / Cardiovascular Center ofInternational University of Health and Welfare Mita Hospital, Japan）
Chair ：Yuko Matsui（Tokyo Women s Medical University, Japan）

P30-1

DETAILED PACE MAPPING CONTRIBUTED TO THE IDENTIFICATION OF VENTRICULAR TACHYCARDIA
CIRCUIT THE VENTRICULAR SEPTUM: A CASE REPORT ······························································ 124
Speaker：Sho Ogiso（Kitasato University, Japan）

第70回日本不整脈心電学会学術大会

第２日目

Poster 28
AF balloon 3

第 70 回日本不整脈心電学会学術大会

15

P30-2

VENTRICULAR TACHYCARDIA ABLATION FOR ISCHEMIC CARDIOMYOPATHY GUIDED BY LATE POTENTIALS: A CASE REPORT ··············································································································· 125

P30-3

A CASE OF VT OF CARDIAC SARCOIDOSIS WITH INTRAMURAL CRITICAL CHANNEL FROM ENDOCARDIUM TO EPICARDIUM, WHICH COULD BE TREATED BY ENDOCARDIAL ABLATION ············· 125

Speaker：Ryota Ishida（Ome Medical Center, Japan）

P30-4

A CASE OF SUCCESSFUL ENDOCARDIAL ABLATION FOR PERIMITRAL VENTRICULAR TACHYCARDIA
WITH EPICARDIAL REENTRY CIRCUIT ························································································· 126
Speaker：Masaya Watanabe（Hokko Memorial Hospital, Japan）

P30-5

SUCCESSFUL CATHETER ABLATION OF TWO DIFFERENT PREMATURE VENTRICULAR COMPLEXESTRIGGERING BIDIRECTIONAL VENTRICULAR TACHYCARDIA ······················································· 126
Speaker：Takaaki Saito（/Fukuyama City Hospital, Japan）

Poster 31
Clinical Studies 3

15:00-16:10

Chair：Takashi Tokano（Juntendo University Urayasu Hospital, Japan）
Chair ：Ippei Tsuboi（Saiseikai Yokohama City Eastern Hospital, japan）

P31-1

TRICUSPID REGURGITATION AFTER LEADLESS PACEMAKER IMPLANTATION IN CLINICAL PRACTICE······················································································································································ 127
Speaker：Takashi Hyogo（Osaka Police Hospital, Japan）

P31-2

演題は取り下げられました ················································································································P31-3

CLINICAL OUTCOMES IN PATIENTS WITH BACTEREMIA AND CONCOMITANT PROSTHETIC VALVE AND
CARDIAC IMPLANTABLE ELECTRONIC DEVICES ·········································································· 128

128

Speaker：Yuto Iioka（University of Tsukuba, Japan）

P31-4

CLINICAL OUTCOME OF ATRIOVENTRICULAR BLOCK (AVB) AFTER TRANSCATHETER AORTIC VALVEREPLACEMENT (TAVR): ANALYSIS FROM THE PACING BURDEN OF PERMANENT PACEMAKERS······················································································································································ 129
Speaker：Motohide Tanaka（Kindai University Hospital, Japan）

P31-5

IS IMPLANTATION OF ICD NECESSARY FOR REFRACTORY VT/VF CASES RESUSCITATED BY ECPRFOLLOWING OUT-OF-HOSPITAL CARDIAC ARREST DUE TO ACS? ··············································· 129

P31-6

PREDICTOR OF ADDITIONAL ROTATIONAL MECHANICAL SHEATH DURING TRANSVENOUS LEAD EXTRACTION ···································································································································· 130

Speaker：Masaki Fujiwara（Japanese Red Cross Kobe Hospital, Japan）

Speaker：Takatsugu Kajiyama（Chiba University Graduate School of Medicine, Japan）

第70回日本不整脈心電学会学術大会

第２日目

Speaker：Shintaro Taguchi（Toho University Ohashi Medical Center, Japan）

第 70 回日本不整脈心電学会学術大会

16

7 月 20 日（土）第３日目
ポスター会場  ANA クラウンプラザホテル金沢 3F 瑞雲

Poster 32
AF 9

9:00-10:10

P32-1

LONG-TERM RECURRENCE MECHANISMS OF ATRIAL FIBRILLATION INFERRED FROM ELECTROPHYSIOLOGICAL FINDINGS AT SECOND ABLATION AND CLINICAL COURSE OF THE CASES ················ 131

P32-2

COMPARISON OF HEMOSTASIS AND TIME TO AMBULATION BETWEEN CRYOABLATION AND RADIOFREQUENCY ABLATION WITH NOVEL VENOUS CLOSURE SYSTEM (VASCADE MVP) ············· 132

Speaker：Hokuto Yamagishi（Ise Red Cross Hospital, Japan）

Speaker：Jun Mashiki（Kameda Medical Center, Japan）

P32-3

STUDY OF SCAR AREAS FOR MARSHALL VEIN ETHANOL INJECTION THERAPY ·························

132

Speaker：Miwa Miyoshi（JCHO Osaka Hospital, Japan）

P32-4

RADIOFREQUENCY CATHETER ABLATION FOR LONG STANDING PERSISTENT ATRIAL FIBRILLATIONIN OVER 360 PATIENTS ················································································································ 133

P32-5

UTILITY OF NT-proBNP IN IDENTIFYING UNRECOGNIZED QOL DECLINE IN ASYMPTOMATIC ATRIALFIBRILLATION PATIENTS ·············································································································· 133

Speaker：Takamitsu Takagi（Japanese Red Cross Saitama Hospital, Japan）

Speaker：Tatsuhisa Ozaki（NHO Osaka National Hospital, Japan）

Poster 33
AF 10

9:00-10:10

Chair：Kohki Nakamura（Gunma Prefectural Cardiovascular Center, Japan）
Chair ：Daisuke Yoshimoto（Toyohashi Heart Center, Japan）

P33-1

EVALUATION OF LEFT ATRIAL VOLUME MEASUREMENT WITH NON-ENHANCED COMPUTED TOMOGRAPHY USING DEEP LEARNING ALGORITHM IN PATIENTS WITH ATRIAL FIBRILLATION ············· 134

P33-2

THE CHARACTERISTICS OF FRACTIONATION MAPPING IN RECURRENT ATRIAL FIBRILLATION AFTERPULMONARY VEIN ISOLATION ····································································································· 135

P33-3

TWO CASES OF SUCCESSFUL ExTRa MAPPING-GUIDED ABLATION THERAPY FOR LONG-TERM PERSISTENT ATRIAL FIBRILLATION ········································································································ 135

P33-4

3D ANATOMICAL MAPPING USING INTRACARDIAC ECHOCARDIOGRAPHY MAY REPLACE ANATOMICALINFORMATION OBTAINED FROM CONTRAST-ENHANCED COMPUTED TOMOGRAPHY ··············· 136

P33-5

EFFICACY AND SAFETY OF A PUNCTURE SITE HEMOSTATIC DEVICE FOR CATHETER ABLATION······················································································································································ 136

Speaker：Keisuke Miyajima（Seirei Mikatahara General Hospital, Japan）

Speaker：Yosuke Hayashi（Sakakibara Heart Institute, Japan）

Speaker：Kanade Yoshii（Hiroshima City Hospital, Japan）

Speaker：Yoshikuni Obata（Kushiro Sanjikai Hospital, Japan）

Speaker：Yasuhiro Sasaki（Kobe City Medical Center General Hospital, Japan）

Poster 34
Case ABL 8

9:00-10:10

Chair：Kazuyuki Tanoue（Yonemori Hospital, Japan）
Chair ：Ryudo Fujiwara（Osaka Saiseikai Nakatsu Hospital, Japan）

P34-1

SUCCESSFUL CREATION OF THE ANTERIOR MITRAL LINE AND ITS CONFIRMATIVE PACING METHODCONSIDERING THE INTERATRIAL CONDUCTION VIA BACHMANN’S BUNDLE: A CASE WITH ATRIALTACHYCARDIA ····························································································································· 137
Speaker：Yoshimori An（Osaka Saiseikai Noe Hospital, Japan）

第70回日本不整脈心電学会学術大会

第３日目

Chair：Takashi Kaneshiro（Fukushima Medical University, Japan）
Chair ：未定（未定）第 70 回日本不整脈心電学会学術大会

17

P34-2

A CASE OF LOCALIZED REENTRANT ATRIAL TACHYCARDIA WITH CLOCKWISE AND COUNTERCLOCKWISE ROTATION IN THE SAME CIRCUITWITHOUT A HISTORY OF CATHETER ABLATION ············· 138

P34-3

A CASE OF ATRIAL TACHYCARDIA MAPPED USING BOTH PENTARAY AND OCTARAY ················

Speaker：Hiroshi Mannoji（Saiseikai Fukuoka General Hospital, Japan）

138

Speaker：Kento Mori（Nagoya City University, Japan）

P34-4

USEFULNESS OF ATRIAL CONDUCTION PATTERNS DURING PULMONARY VEIN PACING IN RECURRENTCASES IN THE SEARCH FOR THE LOCALIZATION OF THE GAP ···················································· 139
Speaker：Maki Oi（Otsu Red Cross Hospital, Japan）

P34-5

A CASE OF ATRIAL TACHYCARDIA IN WHICH ENTRAINMENT PACING WAS EFFECTIVE ··············

139

P34-6

AFEBRILE PNEUMONIAE COULD TELL US THE SEVERE PULMONARY VEIN STENOSIS FOLLOWING THE
SECOND PULMONARY VEIN ISOLATION IN PATIENT WITH PERSISTENT ATRIAL FIBRILLATION······················································································································································ 140

P34-7

COMPLICATION PREVENTION IN AF ABLATION: TRANSSEPTAL PUNCTURE IN CASE OF ATRIAL SEPTUM ACCESSORY APPENDAGE ···································································································· 140

Speaker：Makito Kaneshiro（Nagoya Tokushukai General Hospital, Japan）

Speaker：Kazuki Iso（Nihon University Hospital, Japan）

Poster 35
Case ABL 9

9:00-10:10

Chair：Tamio Nakajima（Yamato Kashihara Hospital, Japan）
Chair ：Takayuki Nagai（Noel Clinic, Japan）

P35-1

A CASE OF SUCCESSFUL ABLATION OF AN ACCESSORY PATHWAY WITHIN THE MID CARDIAC VEIN IN
A PATIENT WITH ATRIOVENTRICULAR REENTRANT TACHYCARDIA ··········································· 141
Speaker：Shimpei Kuno（Aichi Medical University, Japan）

P35-2

ATRIO-VENTRICULAR BLOCK DURING CAVOTRICUSPID ISTHMUS ABLATION OF ATRIAL FLUTTER IN A
PATIENT WITH RIGHT BUNDLE BRANCH BLOCK AND LEFT ANTERIOR HEMIBLOCK ·················· 142
Speaker：Yuta Okabe（Ibaraki Prefectural Central Hospital, Japan）

P35-3

A CASE OF DOUBLE SUPRAVENTRICULAR TACHYCARDIA WITH ORTHODROMIC RECIPROCATINGTACHYCARDIA OF DIFFERENT TACHYCARDIA CYCLES AND ATRIOVENTRICULAR NODAL REENTRANTTACHYCARDIA ····························································································································· 142
Speaker：Takamasa Ishikawa（Showa University, Japan）

P35-4

CHANGES IN THE DELTA WAVE MORPHOLOGY DUE TO MULTIPLE ACCESSARY PATHWAYS······················································································································································

143

Speaker：Shinichi Harada（Sakurabashi Watanabe Hospital, Japan）

P35-5

A CASE OF TYPICAL AVNRT CONCOMITANT WITH LEFT-SIDED ACCESSORY PATHWAY AND FOCAL AT······················································································································································ 143
Speaker：Yui Kitami（National Center for Global Health and Medicine, Japan）

Poster 36
AF 11

10:50-12:00

Chair：Atsushi Suzuki（Yodogawa Christian Hospital, Japan）
Chair ：Sou Otsuki（Niigata University Graduate School of Medical and Dental Sciences, Japan）

P36-1

FIRST CLINICAL EXPERIENCE USING NOVEL TEMPERATURE-CONTROLLED RADIOFREQUENCY ABLATION SYSTEM IN PATIENTS WITH ATRIAL FIBRILLATION ···························································· 144
Speaker：Shunichi Higashiya（Okayama Heart Clinic, Japan）

P36-2

SINOATRIAL NODAL PACEMAKER SHIFT ASSOCIATED WITH ATRIAL FIBRILLATION ABLATION······················································································································································

145

Speaker：Katsuaki Yokoyama（Nihon University Hospital, Japan）

P36-3

RELATIONSHIP BETWEEN P-WAVE MORPHOLOGY AND LEFT ATRIAL REMODELING: INSIGHTS FROMMYOCARDIAL INJURY AFTER CRYOBALLOON ABLATION ···························································· 145
Speaker：Masamichi Yano（Osaka Rosai Hospital, Japan）

第70回日本不整脈心電学会学術大会

第３日目

Speaker：Hiroyuki Sakurane（Kindai University Nara Hospital, Japan）

第 70 回日本不整脈心電学会学術大会

P36-4

18

NON-PULMONARY VEIN TRIGGERS INDUCIBILITY IN PATIENTS UNDERGOING REPEATED ABLATIONFOR ATRIAL FIBRILLATION ··········································································································· 146
Speaker：Kazuhiro Nagaoka（St. Mary’s Hospital, Japan）

P36-5

演題は取り下げられました ················································································································

Poster 37
AF 12

146

10:50-12:00

P37-1

ROLE OF ANGIOTENSIN RECEPTOR NEPRILYSIN INHIBITOR IN CATHETER ABLATION THERAPY FORATRIAL FIBRILLATION ·················································································································· 147

P37-2

RIGHT VENTRICULAR STROKE WORK INDEX AND RIGHT VENTRICULAR-PULMONARY ARTERIALCOUPLING RATIO EVALUATED BY ECHOCARDIOGRAPHY IN ATRIAL FIBRILLATION PATIENTS WITH
CATHETER ABLATION ·················································································································· 148

P37-3

IMPACT OF THE CATHETER ABLATION IN ATRIAL FIBRILLATION PATIENTS CONCOMITANT WITH HUMAN IM-MUNODEFICIENCY VIRUS INFECTION ············································································· 148

P37-4

EFFECT OF PHARMACOLOGICAL CARDIOVERSION AND ELECTRICAL CARDIOVERSION IN PREDICTINGOUTCOMES OF CATHETER ABLATION FOR PERSISTENT ATRIAL FIBRILLATION ························· 149

P37-5

EFFICACY OF CATHETER ABLATION TO ATRIAL FIBRILLATION OR FLUTTER FOR ELDERLY PATIENTSOVER 90 YEARS OLD ···················································································································· 149

Speaker：Shozo Kaneko（Kumamoto University Hospital, Japan）

Speaker：Hironori Yoshida（Yokohama Rosai Hospital, Japan）

Speaker：Yoshinari Enomoto（Center Hospital of National Center for Global Health and Medicine, Japan）

Speaker：Hosei Kikushima（Toho University Omori Medical Center, Japan）

Speaker：Akira Sato（Japanese Red Cross Saitama Hospital, Japan）

P37-6

RECONNECTION SITE AFTER CRYOBALLOON PULMONARY VEIN ISOLATION IN PATIENTS WITHATRIAL FIBRILLATION ·················································································································· 150
Speaker：Kazunari Kobayashi（Fukuyama Cardiovascular Hospital, Japan）

Poster 38
AT/PSVT 2

10:50-12:00

Chair：Kazuyasu Yoshitani（Shiroyama Hospital, Japan）
Chair ：Katsuhide Hayashi（The University of Occupational and Environmental Health, Japan）

P38-1

STUDY OF 50 CASES OF REFRACTORY ATRIAL TACHYCARDIA ANALYZED USING LAT HISTOGRAM······················································································································································ 151

P38-2

NON ISTHMUS DEPENDENT ATRIAL FLUTTER: WHICH IS MORE LIKELY TO BE A TRIGGERING FACTOR,
OPEN HEART SURGERY OR CATHETER ABLATION? ···································································· 152

Speaker：Chisato Kochi（Nagano Chuo Hospital, Japan）

Speaker：Tadashi Hoshiyama（Kumamoto University Hospital, Japan）

P38-3

CHARACTERISTICS AND MECHANISMS OF ATRIAL TACHYARRHYTHMIAS FOLLOWING SURGICALTREATMENT FOR ATRIAL FIBRILLATION ····················································································· 152
Speaker：Toshiki Arai（Nippon Medical School Hospital, Japan）

P38-4

THE COMPLETION RATE OF MITRAL ISTHMUS BLOCK LINE IN THE SECOND SESSION MIGHT BE HIGH
EVEN AFTER THE FAILURE OF THE FIRST ABLATION ································································· 153
Speaker：Takayuki Okamoto（Toyota Kosei Hospital, Japan）

Poster 39
Case その他

10:50-12:00

Chair：Takeshi Tomita（North Alps Medical Center Azumi Hospital, Japan）
Chair ：Hideyuki Hasebe（Shizuoka Saiseikai General Hospital, Japan）

第70回日本不整脈心電学会学術大会

第３日目

Chair：Tetsuya Watanabe（Yao Municipal Hospital, Japan）
Chair ：Mitsuru Takami（Kobe University Graduate School of Medicine, Japan）

第 70 回日本不整脈心電学会学術大会

P39-1

19

A CASE OF BIATRIAL MURAL THROMBI AFTER WOLF-OHTSUKA II PROCEDURE ························

154

Speaker：Keiji Inoue（Kyoto Second Red Cross Hospital, Japan）

P39-2

A CASE OF DRUG-INDUCED QT PROLONGATION SYNDROME WITH CARDIAC DYSFUNCTION WAS EFFECTIVELY MANAGED BY CORONARY SINUS PACING ·································································· 155

P39-3

IDIOPATHIC VENTRICULAR FIBRILLATION IN A PATIENT WITH ARRHYTHMIC MITRAL VALVE PROLAPSE/MITRAL ANNULAR DISJUNCTION ····················································································· 155

Speaker：Hirotaka Senju（Itabashi Chuo Medical Center, Japan）

Speaker：Saori Asada（Okayama University, Japan）

P39-4

LARGE RIGHT VENTRICULAR BRANCH CAN PARADOXICALLY COMPLICATE THE ELECTROCARDIOGRAPHIC DIAGNOSIS OF RIGHT VENTRICULAR INFARCTION ······················································· 156

P39-5

TWO CASES OF SURGICAL REPAIR FOR FATAL COMPLICATIONS BY CATHETER ABLATION······················································································································································

156

Speaker：Yusuke Nakata（Fukuoka Red Cross Hospital, Japan）

ポスター会場  ホテル日航金沢 4F 鶴の間

Poster 40
AF balloon 4

9:00-10:10

Chair：Yasushi Suzuki（Aichi Medical University, Japan）
Chair ：Yukihiro Inamura（Japanese Red Cross Saitama Hospital, Japan）

P40-1

INTRACARDIAC DEFIBRILLATION THRESHOLD IS ASSOCIATED WITH RECURRENCE OF PERSISTENTATRIAL FIBRILLATION AFTER CRYOBALLOON ABLATION ···························································· 157
Speaker：Shintaro Yao（Toho University Omori Medical Center, Japan）

P40-2

COMPARATIVE ANALYSIS OF PHRENIC NERVE INJURY WITH TWO CRYOBALLOON TECHNOLOGIESBASED ON FLUOROSCOPIC POSITIONING ···················································································· 158
Speaker：Hirofumi Kujiraoka（Tokyo Metropolitan Hiroo Hospital, Japan）

P40-3

ACUTE MYOCARDIAL INJURY AFTER DUAL-DIAMETER POLARx FIT CRYOBALLOON ABLATION FOR
PAROXYSMAL ATRIAL FIBRILLATION ··························································································· 158
Speaker：Hiroshi Tasaka（Kurashiki Central Hospital, Japan）

P40-4

RECOVERY PERIOD OF PHRENIC NERVE PALSY COMPLICATED WITH POLAR Fit 28mm OR 31mm······················································································································································ 159
Speaker：So Asano（Sakakibara Heart Institute, Japan）

P40-5

RESULTS OF THE POLARx AND THE Arctic Front Advance Pro CRYOBALLOON FOR PULMONARY VEIN
ISOLATION IN PATIENTS WITH SYMPTOMATIC PAROXYSMAL ATRIAL FIBRILLATION AT OUR INSTITUATION ········································································································································ 159
Speaker：Yoshihide Tanabe（Yokohama Rosai Hospital, Japan）

P40-6

ELASTIC ATRIAL SEPTUM MIGHT MAKE LASER BALLOON ABLATION DIFFICULT ·······················

160

Speaker：Reiko Sakurai（Toyota Kosei Hospital, Japan）

Poster 41
Clinical Studies 4

9:00-10:10

Chair：Satoshi Kawada（Kochi Health Sciences Center, Japan）
Chair ：Masahiro Maruyama（Kindai University, Japan）

P41-1

THE PREVALENCE AND RISK FACTORS OF EARLY REPOLARIZATION SYNDROME IN YOUNG GENERATION USING ANNUAL CHECK-UP ·································································································· 161
Speaker：Toshinori Chiba（Chiba University Graduate School of Medicine, Japan）

P41-2

PREDICTING INDUCIBILITY OF ATRIAL TACHYCARDIA AFTER PULMONARY VEIN ISOLATION USING
AUTOMATED CONDUCTION VELOCITY MAPPING ········································································ 162
Speaker：Kohei Iwasa（Sakurabashi Watanabe Hospital, Japan）

P41-3

CHARACTERISTICS AND IMPACT OF ATRIAL TACHYARRHYTHMIA IN ATTR-CM PATIENTS······················································································································································
Speaker：Kazuki Mitarai（Oita University Hospital, Japan）

第70回日本不整脈心電学会学術大会

162

第３日目

Speaker：Keiji Matsunaga（Kagawa University, Japan）

第 70 回日本不整脈心電学会学術大会

20

P41-4

THE USEFULNESS OF 18-LEAD ELECTROCARDIOGRAM IN DIAGNOSING THE SEVERITY FOR PATIENTSWITH PULMONARY EMBOLISM ···································································································· 163

P41-5

PREVALENCE OF SLEEP DISORDERED BREATHING AND CHEYNE-STOKES RESPIRATION IN PATIENTSWITH ATRIAL FIBRILLATION ········································································································ 163

Speaker：Satoshi Hayashida（Kawaguchi Municipal Medical Center, Japan）

Speaker：Hiroki Matsumoto（Juntendo University Hospital, Japan）

P41-6

IMPACT OF ARRHYTHMIA RECURRENCE FORM AFTER 2ND SESSION OF CATHETER ABLATION OF
ATRIAL FIBRILLATION: IS AT A GOOD SIGN? ················································································ 164
Speaker：Noriyuki Kobayashi（Osaka Rosai Hospital, Japan）

THE RELATIONSHIPS BETWEEN THE LEFT VENTRICULAR FIBROSIS AND THE AF RECURRENCE AFTER
1ST SESSION CATHETER ABLATION ····························································································· 164
Speaker：Yuichiro Tsuruta（Kumamoto University Hospital, Japan）

Poster 42
PVC /VT

10:50-12:00

Chair：Hidehira Fukaya（Kitasato University, Japan）
Chair ：Hisaki Makimoto（Jichi Medical University, Japan）

P42-1

A COMPARATIVE ANALYSIS OF GENERAL ANESTHESIA AND LOCAL ANESTHESIA FOR THE ABLATION
OF THE RVOT-PVC: INSIGHTS FROM THE CARTONET SYSTEM ·················································· 165

P42-2

CHARACTERISTIC POTENTIAL AT PREMATURE VENTRICULAR CONTRACTION ORIGIN SITE DURING
SINUS RHYTHM ···························································································································· 166

Speaker：Kenta Takahashi（Tokyo Heart Rhythm Clinic, Japan）

Speaker：Yuta Taomoto（Musashino Red Cross Hospital, Japan）

P42-3

TWO SUCCESSFUL CHEMICAL ABLATION CASES TARGETING THE COMMUNICATING BRANCH FOR VENTRICULAR ARRHYTHMIAS ORIGINATING FROM THE LEFT VENTRICULAR SUMMIT REGION······················································································································································ 166

P42-4

INITIAL EXPERIENCE OF NOVEL OPTRELL MULTIPOLAR ANNOTATION FOR VENTRICULAR TACHYCARDIA ABLATION: A COMPARISON OF CONVENTIONAL ELECTROGRAM ANNOTATION ALGORITHMS······················································································································································ 167

P42-5

ELECTROPHYSIOLOGICAL CHARACTERISTICS OF IDIOPATHIC PREMATURE VENTRICULAR CONTRACTIONS ORIGINATING FROM LEFT VENTRICULAR OUTFLOW TRACT AND LEFT VENTRICULAR SUMMIT······················································································································································ 167

P42-6

USEFULNESS OF MICROELECTRODES-GUIDED MAPPING FOR PREMATURE VENTRICULAR CONTRACTION ABLATION ··························································································································· 168

P42-7

IMPACT OF PRECORDIAL TRANSITION ON ABLATING PARAHISIAN VENTRICULAR ARRHYTHMIAS······················································································································································ 168

Speaker：Tomohiro Tahara（Tsuchiura Kyodo General Hospital, Japan）

Speaker：Taihei Itoh（Hirosaki University, Japan）

Speaker：Yuta Nagamori（Ishikawa Prefectural Central Hospital, Japan）

Speaker：Junichi Ooka（Kobe City Medical Center General Hospital, Japan）

Speaker：Keita Miki（International University Health and Welfare Hospital, Japan）

Poster 43
Bradycardias/Tachycardias

10:50-12:00

Chair：Taku Nishida（Nara Medical University, Japan）
Chair ：Teruki Yokoyama（Osaka University Graduate School of Medicine, Japan）

P43-1

WHICH SENSING VECTOR SHOULD BE CHOSEN FOR A S-ICD? ····················································

169

Speaker：Masako Baba（Ibaraki Prefecutrer Central Hospital, Japan）

P43-2

ASSESSMENT OF LEADLESS PACEMAKER IN PATIENTS UNDERGOING ATRIOVENTRICULAR NODE ABLATION FOR ATRIAL ARRHYTHMIA ······························································································ 170
Speaker：Nobuhisa Kodera（Shonan Kamakura General Hospital, Japan）

P43-3

THE IMPACT OF REMOTE MONITORING IN WEARABLE CARDIOVERTER DEFIBRILLATORS······················································································································································
Speaker：Yoshifumi Ikeda（Saitama Medical University International Medical Center, Japan）

第70回日本不整脈心電学会学術大会

170

第３日目

P41-7

第 70 回日本不整脈心電学会学術大会

21

P43-4

COMPREHENSIVE THERAPY WITH CATHETER ABLATION AND INTRINSIC ANTI-TACHYCARDIA PACING
FOR REFRACTORY VENTRICULAR TACHYCARDIA ······································································· 171

P43-5

EXAMINATION OF INITIAL TREATMENT RESULTS OF LEFT BUNDLE BRANCH PACING IN OUR HOSPITAL······················································································································································ 171

Speaker：Koichiro Yamaoka（Tokyo Metropolitan Hiroo Hospital, Japan）

Speaker：Kensuke Suzuki（Sagamihara Kyodo Hospital, Japan）

P43-6

IMPLANTABLE CARDIOVERTER-DEFIBRILLATOR SHOCKS AND PROGNOSIS IN OUR HOSPITAL······················································································································································

172

Speaker：Hitoshi Hirano（Tokyo Metropolitan Bokutoh Hospital, Japan）

第３日目

第70回日本不整脈心電学会学術大会