日本補綴歯科学会誌
15 巻
東京支部学術大会
特別号
令和５年 12 月

令和５年度
公益社団法人日本補綴歯科学会
東京支部学術大会プログラム・抄録集
併催 生涯学習公開セミナー
令和5年12月3日（日）開催
Program and Abstracts
Annual Scientiﬁc Meeting of Japan Prosthodontic Society
Tokyo Branchand Lifelong Learning Seminar
December 3, 2023

Annals of Japan Prosthodontic Society
December 2023

Vol.15 TOKYO BRANCH SPECIAL ISSUE
日補綴会誌
Ann Jpn Prosthodont Soc
PRINT ISSN 1883-4426
ONLINE ISSN 1883-6860
URL: http: //www.hotetsu.com/

令和 5 年度公益社団法人 日本補綴歯科学会東京支部学術大会
大 会 長：萩原 芳幸
実行委員長：月村 直樹
準備委員長：秋田 大輔
大会事務局：101-8013 東京都千代田区神田駿河台 1-8-13
日本大学歯学部補綴学第Ⅱ講座

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‫ܙ‬ᘔ‫پ‬ˡӎяƸ႓ಲǂᲰᲭӎя᝶ƵƮƎư
ĭŴ‫ܙ‬ˡәˆƵư࢛ଔˡ᝶ 2,000 ϏǜƔૉ৞ƎƙƪƟƎᲭƔૉ৞ƎƹྐྵᤃƸǉƱƣᲭĮŴଔ஠ᙄዦയᅽ‫ܙ‬ˡᛔܰയᅽ৬߾٢ƸଂƸӎя᝶ƹ໳૴ƱƣᲭႋ᥹ᚴǜәˆƵƞ੭ᅊƙƪƟƎᲭįŴᐲࡂᄆ̴യᅽҗ࠙ƸଂƸӎя᝶ƹ໳૴ƱƣᲭᎴՆᚴƴƳ៶БǜᚴଦƣǕஃ᫔ǜәˆƵƞ੭ᅊƙƪƟƎᲭİŴ‫ܙ‬ᣃ‫ܙ‬ဇᲧയᅽ৬߾٢‫ܙ‬ఈȸയᅽᘗဇ٢‫ܙ‬ఈƸ‫ܙ‬ဇԆǊᲨƸӎя᝶ƹ໳૴ƱƣᲭ‫ܙ‬ဇᚴǜәˆƵƞ੭ᅊƙƪƟƎᲭᲱᲭ‫ܙ‬ᘔ‫پ‬ˡӎяᇜƵƹ৕‫ޖ‬ȸൢӻǜᚥξƸɧᲫࠠାᏣƵƮƛưƞξ‫ة‬ƙƪƟƎᲭᲲᲭ‫ܙ‬ˡˡ‫ة‬ƵƔƛǕȔȈǫȸϜ჋ઠࢫህƹᲫႊᘝ᎑Ƹᓼ˼೐̮᜵ƸƩǋᅤഩƲƴƭưƔǔǈƣᲭᲳᲭត၁ȸ᚟ᛳƸƩǋƸႊᚙ᎑ƹࡋ᧌ƸਪᅊƵࢿƎᲫ৕ܰƸȟǥǰǜ̇ဋơư৕‫ޖ‬ƲൢӻǜԖƜƩࢻᲫᙶ᪽ǒƙቋ๽ƵႊᚙơưƙƪƟƎᲭᲴᲭଔ஠ᙄዦയᅽ‫ܙ‬ˡƸ‫᧍ݩ‬җƸဒᛮȸ஀଀ƵƮƎưŴ௃ʰૉᣃ‫ܙ‬ᘔ‫پ‬ˡƸӎяҨ˰Ʋဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹƲƹНƸҨ˰ᛔܰƲƴǔᲫ‫ܙ‬ᘔ‫پ‬ˡӎяƱ 4Ҩ˰Ძဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹӎяƱ 2 Ҩ˰ƖˆɪƟǖǈƣᲭŴĭŴ‫ܙ‬ᘔ‫پ‬ˡӎяҨ˰ŴདྷН᜖๯኷ʗ 10 БࢻǈƱႋ᥹әˆƎƩơǈƣᲭႋ᥹ା᧗ƹ 8:30 ᳽ 14:25 ƱƣᲭƧǖˎᨄƹ‫ܙ‬ᘔ‫پ‬ˡƸӎяႋ᥹ƹƱƗǈƥǝᲭӎяႋ᥹ƹ 1 ᨢәˆᲧዲӶᆼӠᲨƵưˡՆᚴǜ੭ᅊơᲫȑȹǴȹȊƸᛤǉᡆǉǜơưƙƪƟƎᲭˡՆᚴǜƔࣗǖƴƙƞਨӎƙƪƟƎᲭŴĮŴဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹӎяҨ˰ŴǼȠȋȹ኷ʗࢻƵˡ‫ة‬ЋӠƱНᡪႋ᥹ƎƩơǈƣᲭᡪɸᡞЋƸ‫ة‬ӶƹᲫҨ˰ǜӘࣀƱƗǈƥǝƸ
Ʊƞඳग़ƙƪƟƎᲭǼȠȋȹ኷ʗࢻƵᇽᲰˡ‫ة‬ЋӠƵưˡՆᚴǜ੭ᅊơᲫȑȹǴȹȊƸᛤǉᡆǉǜơưƙƪƟƎᲭˡՆᚴǜƔࣗǖƴƙƞਨӎƙƪƟƎᲭįŴƴƔᲫˡՆᚴƖƴƎ‫ة‬ӶƵƹ‫᧍ݩ‬җᄆ̴ǬȹȊǜәˆƵưƔพơơǈƣƸƱᲫƞᚥξƸɧƞ੭ЋƙƪƟƎᲭᲵᲭଔയဇ෬ᄆ̴ƵƮƎưŴσႭᅌ‫׊‬ඩʶଔ஠ᙄዦയᅽ‫ܙ‬ˡ௃ʰૉᣃ‫ܙ‬ᘔ‫پ‬ˡƵӎяᲧЋࠚᲨơƩ‫ة‬ӶƵƹᲫདྷНᄆ̴Ʋơư
10 Ҩ˰ƖӘࣀƱƗǈƣᲭǈƩᲫࠍൣȖǪȹȪȡƴǓƽƵདྷН᜖๯ƵӎяơƩ‫ة‬ӶƵƹә᜖ᄆ̴Ʋơư 2 Ҩ˰Ძဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹƵӎяơƩ‫ة‬ӶƵƹә᜖ᄆ̴Ʋơư 4 Ҩ˰ƖӘࣀƱƗǈƣᲭᲧ‫ܙ‬ᘔ‫پ‬ˡ ᄆ̴ǴȹȊƃ9403ƄᲫࠍൣȖǪȹȪȡƃ2805ƄᲫདྷН᜖๯ ᄆ̴ǴȹȊƃ2608ƄᲫဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹᄆ̴ǴȹȊƃ2699ƄᲨᲭIC ǬȹȊǜਨӎƸƐƒᲫ‫پ‬ˡӎяҨ˰ƹ 1 ᨢәˆᲧዲӶᆼӠᲨƵưᲫƧƸ˄ә᜖Ҩ˰ƹᇽᲰˡ‫ة‬ЋӠƵưႋ᥹ǜƔ᫒ƎơǈƣᲭᲶᲭय़௬ʘ᧼ƵƹҚБƴ‫ݦ‬ሎǜᘑƎǈƣƖᲫ႓ಲƸƞҦьǌƔ᫒ƎơǈƣᲭ˵ᛪɩᑧƸଂƸƞӎяƹƔੜƒƙƪƟƎᲭξᬃାƵƹ৚ਪ෢ൖǜᘑƭư᪱ƗǈƣᲭᬃώƱƹႊᘝାǜԆǋᲫȟǺǰƸვဋǜƔ᫒ƎơǈƣᲭǈƩᲫˡ‫ة‬ƱƸ᫮᫧ƹƔ૾ǔơǈƣᲭ−6−Ӡ๯ႊᘝƵƮƎư
ᲰᲭႊᘝଔାȸˡ‫ة‬ଔାᲹˍԪ 5 ࠳ 12 ஍ 3 ଔᲧଔᲨ9:00 ᳽ 11:50‫ة‬৕Ჹଔ஠‫ܙپ‬യ‫ܙ‬ᣃ஠ᬃ
ᇽ 1 ˡ‫ة‬Ჹ7 ᨢ 100 Ԛ࠳ᚥ࣡᜖‫؛‬ŴŴᇽ 2 ˡ‫ة‬Ჹ2 ᨢᇽ 121ȸ122 ᜖‫؛‬ᲱᲭႊᘝଂඩ
ĭŴႊᘝƹ PC ƵǒǕႊᘝᲧҨϜᲨƲơǈƣᲭǺȪǥȊǎȔȈǫƹ̇ဋƱƗǈƥǝᲭǈƩᲫǫȴȪǥȴƱƸႊᘝƹƱƗǈƥǝƸƱƞʗ৫ƙƪƟƎĮŴӠ๯ႊᘝƸା᧗ƹᲫႊᘝ 8 БᲫត၁ࣙል 4 БƱƣᲭ๯᎑ƹࡋ᧌ƸਪᅊƵࢿƎᲫା᧗Ӌ‫ܦ‬ƱƔ᫒ƎơǈƣᲭįŴɡᑑӠ๯ႊᘝƱ̇ဋƣǕȈȹȀƹᲫUSB ȢȣȫƱƞਨӎƎƩƪƗᲫɾ͸᎑Ʊဋग़ƣǕȒǾǴȴᲧWindows 11, Microsoft PowerPoint 2019ᲨƱƞႊᘝƙƪƟƎᲭİŴPC પ˼ƹƞᐳ៶ƱᘑƭưƙƪƟƎᲭıŴPowerPoint Ƹႊᘝ᎑ȅȹȬƹ̇ဋƱƗǈƥǝ .
ĲŴ ႊ ᘝ Ȗ Ǣ ǥ Ȭ ƹ Windows གྷ Ƹ Microsoft PowerPoint 2019 ࢢ ࡻᲧ ਜ ࢏ ‫ ܊‬.pptxᲨ Ƶ ưᲫſ๯᫋ီӰᲪሃ᫂๯᎑ӻƀ
Windows ೉ๅ઄᠑ȖǪȴȉǜƞ̇ဋƙƪƟƎᲭ੭ЋƣǕȖǢǥȬӻƹᲫƲơưƙƪƟƎᲭ̌ᲹſO-99 ଔ‫ڀپ‬ᢽƀĳŴଔ๯ႊᘝƸǺȪǥȊƸဖ᪄൘ྜྷƹ 4:3 ǈƩƹ 16:9 Ʊ˼াơưƙƪƟƎᲭĴŴʘͶƸȑȄǰǣȄȘȈȹȀǜ USB ȢȣȫƵξǖưᲫ࣒ƤƔਨƫƙƪƟƎᲭĵŴႊᘝାЩƸ 30 БаǈƱƵᲫ124 ᜖‫؛‬ƸȈȹȀәˆᲧ஠ᬃ 2 ᨢᇽ 2 ˡ‫ة‬аᲨǈƱƔឱơƸɧᲫႊᘝȈȹȀƸᛂϜᄭᛔƴǓƽƵ੭ЋǜᘑƭưƙƪƟƎᲭĶŴ๯᎑ƹႊᘝʘܰାЩƸ 10 БаƵƹഓ๯᎑ࠚƵƔࡋǔɨƟƎᲭķŴࡋ᧌ƹʘܰାЩƸ 10 БаƵƹഓࡋ᧌ࠚƵƔࡋǔɨƟƎᲭĸŴႊᘝ᎑ƹᛊ࢛ƣǕ COI ƵƮƎưᲫႊᘝǺȪǥȊƸ஋ЛƕǓ 2 ီႼƸǺȪǥȊƵ৕ܰƸಲࡻ 1-A,
1-B Ƶư᧓ᅊǜƔ᫒ƎơǈƣᲭᛋኰƹɨᚥƸଔ஠ᙄዦയᅽ‫ܙ‬ˡȜȹȡțȹǹǜӎ༄ơưƙƪƟƎᲭ(https://hotetsu.com/c_702.html)
ĹŴ௃ʰૉᣃȸ΢ᅹӠ๯ႊᘝࢪƸǴȴțȇǤǸȨȴƖܴ଄ƟǖǈƣᲭәញ᎑Ƹႊᘝƹ᧑ˡࡻƱᘑƐʘܰƱƣᲭǈƩᲫᘝࢪƹ஽࠳ࡊƸ௃ʰૉᣃዲˡƱᘑǙǖǕʘܰƱƣᲭ−7−‫پ‬ˡȘȮǱȪȡ

ƃᇽɡˡ‫ة‬Ƅ஠ᬃ  ᨢŴсᚬႎԚ࠳ᚥ࣡᜖‫؛‬š ᲹŴ᧓ˡƸᠸš Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌ŴൻဏᝲʄᲧଔ஠‫پ‬ᲨŴŴ
2ŴᣃБࡂ፳യᙐ˼ƸƩǋƸȈǹȀȬұᝏඩƱࣀǓǖǕᫍ‫ॱࢢؤ‬Ƹࢿ஽ұᝏඩƲƸ൘᠏ũᄁ‫ޥ‬တྼ̂ᲫԪဏจɡᢽᲫᤃŴথ໣Ძ‫ת‬஠ɡဇᲫறɧ‫ڌ‬ෂ‫܊‬Ძ‫ޞ‬ᲃ̤᠛Ძώෝຘ‫ڌ‬Ძཞ᫰Ԛ˴Ძᒍ௒Ь࠶Ყ௃ʰҗᅽയᅽ‫ܙپܙپ‬ᨌҗയ‫ܙ‬ዲӶᄆᆲᅽဇ˵ᙄዦയᅽ‫ܙ‬БᤀᲨ
2Ŵ᭑ᡳাᘔࢻƸᫍ‫ٰ҇ؤ‬Ƶ‫ݦ‬ƣǕα‫ܙ‬ұᝏǜࣙဋơƩܵᚋ႒ᚼ̘ඩƸᄭᇐũ҈றႾࠄᲫ‫΅ܭ‬ไҩᲫ‫ޞ‬ӠᓒൺᲫ˳ᕶ‫پ‬᠖ᲧଳԪ‫ܙپ‬യ‫ܙ‬ᣃǥȴȘȪȴȉയᅽ‫ܙ‬᜖ࡋᲨ
2ŴȈǹȀȬұᝏඩƵƔƛǕᫍ᧗᧝̠ᚥ᥹Ƹሱ‫׍‬Ʋઠࢫဖ΅૤Ɩᫍ᧗᧝̠ƸϓྐྵኁࡊƵӒǆƣࢫ᪯ũᠦᄁपʾᲫިώය‫ڀ‬ᢽᲫဏɸୂ࠲Ძᬙ‫ة‬ɡ፪ᲧଳԪ‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬᜖ࡋᲨš Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌ŴமŴŴจᲧଔ஠‫پ‬ᲨŴŴ
2ŴӠᏼώǺǮȤȋȹǜࣙဋơƩᙔᙐ፳യƸᙐ˼ũ᩼Ŵᕰɡᢽ  ɸఐɡ᠛  Ԫဏจɡᢽ  ᒍ௒Ь࠶  ᓰӁᑻ࠶  ௃ʰૉᣃᲫ ௃ʰҗᅽയᅽ‫ܙپ‬യ‫ܙ‬ᣃᨁ‫ޖ‬ၓᨌയᅽዲӶᚲၶᅽ ௃ʰҗᅽയᅽ‫ܙپ‬ဇ˵ᙄዦയᅽ‫ܙ‬БᤀᲫ ଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨ

2ŴᑂВᨎफ᎑Ƶ‫ݦ‬ơȈǹȀȬ৬ᘔǜПဋơƩɸᆴ‫׼‬ᑂਜ਼ᚕᙄђࡂƱೢᏥ‫ࣇ׈‬ǜ‫׎‬ƭƩɡ̌ũமŴࢨ  Ძற໅Ŵᑌ  Ძ‫ޞ‬ᝃᨾɡ  Ძപ஝զ‫  ڀ‬Ძஐᣃ᰿᣾‫  ܊‬Ძᒍ௒Ь࠶  ௃ʰҗᅽയᅽ‫ܙپ‬ဇ˵ᙄዦയᅽ‫ܙ‬БᤀᲫ ௃ʰҗᅽയᅽ‫ܙپ‬ၓᨌ৬߾ᣃ ௃ʰҗᅽയᅽ‫ܙپ‬ၓᨌᚙᛚඝၶ‫ٶ‬஽Შ

−8−š Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌Ŵ஠ဏ᪴ɡᲧଔ஠‫پ‬ᲨŴŴ
2Ŵ፳യලාзƵǒǕ҇‫ܙ‬႒ฐੌƖ CAD/CAM ဋ፳യࡂဋȭǹȴƸᘝ᪄ቯƟƵɪƒǕࢫ᪯ũ‫ޞ‬஠ӷኘᲫᱨᕶŴ٤ᲫᇙŴപ‫پ‬Ძɧဏᝲʄ
Ყ௃ʰയᅽ‫ܙپ‬ᎎ࠳യᅽᙄዦ‫ܙ‬᜖ࡋᲨ
2ŴǩǣǣȗȭȹǹȨȴƸஹ˓Ɩ &$'&$0 ဋǴȴȞǹȄȉȭǹȴȗȮȄǰƸਜ਼ვ࢐ƟƵӒǆƣࢫ᪯ũɸ߀ͧ‫ڀ‬ᢽ  Ძ଀ᝃଦɡ  Ძᄁဏᅝࠄ  Ძɦූ‫پ‬᠖ Ყ ଔ஠യᅽ‫ܙپ‬ဇԤയ‫ܙ‬ᣃയᅽྼ߾‫ܙ‬᜖ࡋ  ȉǦȬǰ‫ܙپ‬Შ
2Ŵᆦ‫ޙ‬ᡳࢢƱᙐ˼ơƩࡂဋȭǹȴƵ‫ݦ‬ƣǕ̴ྼဋȭǹȴƸਜ਼ვ࢐ƟǂƸᘝ᪄ϿྼƸࢫ᪯ũဏɸࠑᲫɸທԪ჋Ძᇙപ‫پ‬Ძɧဏᝲʄ
Ყ௃ʰയᅽ‫ܙپ‬ᎎ࠳യᅽᙄዦ‫ܙ‬᜖ࡋᲨš Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌Ŵ‫ׇ‬ȅᝃ᜵Ყ௃യ‫پ‬ᲨŴŴ
2ŴCandida albicans ƸၓӁࣴƵӒǆƣയԚၓӁᓓƸ᧝ɪƵƮƎưũ  ᙵූᒑʔᲫ ဏற‫ܭ‬ଦᲫ ᭝೟˴ԪᲫ ූဏͧ‫ڀ‬ᢽᲫ ᙵ‫ͧކ‬ʾᲫ ‫׷‬ဏͧ֎Ძຮɸɡ‫ݬ‬Ძ ᫭ඞПαᲧ ଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽî᜖ࡋ  ଔ஠‫ܙپ‬യ‫ܙ‬ᣃय़௬ၔε၇‫ܙ‬᜖ࡋᲨ
2ŴᏲБ҇ᏦᏊኰᏜƸᐳܿᆊ౥ƵǒǕയԚኹጦϓဇᏥƸ᪁ᐲࡂ႒౬᚟
ũᅼဏ‫پ‬᠖Ძ஍றႾ೘ᲫʡɧŴᨍᲫяᕶŴѴᲫᤤ஝ይ‫ڌ‬Ძ൬ʡఃɡᲫᓰӁᑻ࠶ଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋš Ჹ ᳽ ᲹŴࠍൣȖǪȹȪȡŴŴŴŴŴŴŴŴŴŴŴŴŴဇ෬ᄆ̴ǴȹȊƃƄლ჌ା໳ԣԋၔǂƸയᅽ႒‫ࣙݦ‬ƵƮƎưᲬƌƴƩƸͧࡐǜǊơƺǊſლ჌ା໳ԣԋၔƀᲬࡋ᧌Ჹ஍றႾ೘Ყଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨ᜖࠙Ჹූဏͧ‫ڀ‬ᢽᲧଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽî᜖ࡋᲨš Ჹ ᳽ ᲹŴདྷН᜖๯ŴŴŴŴŴŴŴŴŴŴŴŴŴŴŴŴဇ෬ᄆ̴ǴȹȊƃƄǥȴȘȪȴȉାˌƵƔƛǕȒȹǸȤȬȈȴȂȤȹƸग़፳ǜᎏƒǕᲬǥȴȘȪȴȉƲ RPD Ƹφ‫ܐ‬ƲƹᲬࡋ᧌ᲹᓰӁᑻ࠶Ყଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨ᜖࠙Ჹ‫ݥ‬ᙵᢴࢣᲧษҖឤ‫᧓ת‬ಉᲨ−9−š Ჹ ᳽ ᲹŴဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹŴŴŴŴŴŴŴŴŴဇ෬ᄆ̴ǴȹȊƃƄᫍ᫏᪄ᙄዦඝၶƖᢏাƣǕᘔࢻƸ QOL
ࡋ᧌Ჹ‫پ‬ᝃឋʜᲧଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨ᜖࠙Ჹဇ஝̤᠖Ყଔ஠‫ܙپ‬യ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽ‫ܙ‬ᇽï᜖ࡋᲨ‫ޞپ‬ՎဇᲧଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨš ᲹŴ᧑ˡƸᠸŴ− 10 −

ƃᇽʜˡ‫ة‬Ƅ஠ᬃ  ᨢŴȸ ᜖‫؛‬š Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌Ŵᙵ‫ͧކ‬ʾᲧଔ஠‫پ‬ᲨŴŴ
2ŴǥȴȘȪȴȉƵᨭਜ਼ƣǕ‫ٿ‬໵യƵ BTAȇǰȌȄǰǜࣙဋơƩ  ၔ̌ũᄁූᨾɡ  Ძ‫׷‬ဏͧ֎  Ძ‫΅ܭ‬ไҩ Ყ ଳԪ‫ܙپ‬ǥȴȘȪȴȉയᅽ‫ܙ‬᜖ࡋᲫ ௃ʰૉᣃᲨ2ŴԥֻȂǨȄǰǭȡᑩМܰဋǣȘȫǲȹǸȨȴƔǒƽԥֻᏥь౬௽ඩƱƸ᚜ฦ͏ƸŴ൘᠏ź᧹ɧ᨝යᲫᣇӶୂӱᲫബဏࢣ‫ڀ‬ᢽᲫሌʡŴ଀Ძᤃα‫ڌܧ‬Ძ‫ݴ‬ӁŴ̰ᲫགᤀѫӱᲫബဏӓ‫ܔ‬Ძɸ߀ɡঝ
Ყ௃ʰയᅽ‫ܙپ‬Ӡᏼͧࡐᅽ‫ܙ‬᜖ࡋǺȞȹȅയ‫ܙ‬ᄆᆲܷᲨ
2ŴɦഓΫஎᨆᙶኩᚔௐǜဋƎƩ፳യƸȈǹȀȬȫȫȹȖඩƸ᧓ႊźӿʡӓ‫  ܊‬Ძɨ࠲̴  Ძตᝃ̂‫  ܊ڌ‬ᲫӁᎯ  Ძ‫ޞ‬ఐᢴʸ  Ძ஭஝ʮ  Ძӡ‫ގ‬ኡɡ Ყ  ଳԪ‫ܙپ‬യ‫ܙ‬ᣃӠᏼͧࡐሩྼ‫ܙ‬᜖ࡋӠᏼೢᏥሩྼ‫ܙ‬ᣃ᧍   ଳԪ‫ܙپܙپ‬ᨌയ‫ܙ‬ᄆᆲᅽӠᏼೢᏥሩྼ‫ܙ‬БᤀᲨš Ჹ ᳽ ᲹŴɡᑑӠ๯ ࡋ᧌Ŵ˛ᕶୗяᲧଔ஠‫پ‬ᲨŴŴ
2ŴᚫեᚲၶƵƛǕᙄዦϿ፛Ƹ᣿ᙶࣴʽᎏƒǕᲫᚫեᚲၶାƸȂȹȡȰȹǰźኰᙼයබᲫ๞ဏ࿒घ
Ყ௃ʰૉᣃᲨ
2ŴȈǹȀȬዲ፳യȣȈȬǜ෋ဋơƩԶӶಲࡻƲ፳യƸɴͫࣴ‫׫‬ᘚƵ᧝ƣǕ‫ܙ‬ᎀƸ૝Ꮟћ௔ũ᭝ᤀୗӭᲫᇙŴപ‫پ‬Ძ‫ڀ‬ဏŴዳᲫᄁဏିᙁᲫᱨᕶŴ٤ᲫɸທԪ჋Ძɧဏᝲʄ
Ყ௃ʰയᅽ‫ܙپ‬ᎎ࠳യᅽᙄዦ‫ܙ‬᜖ࡋᲨš Ჹ ᳽ ᲹŴɡᑑӠ๯ 
ŴŴŴŴ



Ŵࡋ᧌Ŵဏɸୂ࠲ᲧଳԪ‫پ‬ᲨŴŴ2ŴȖȬǹȬǴȌǣǰȪǧȴƸԶӶ᪄ᄆᄺඩƸ൘᠏ÝȞȫȄǸȴǱțȹǺȉVSǱȭȹǻᨗரÝźᒴʡରʂᲫᤀ஠̤‫ڀ‬ᢽᲫ࠲ᤀ࿒ᆢᲫ᱊ဏᅝ‫ڀ‬Ძᩬ஝ŴपᲫᣖʡᝲ࣋Ძ‫ׇ‬ȅᝃŴ᜵Ძ᧝ఐᅹࣖᲧ௃ʰയᅽ‫ܙپ‬ǰȪǧȴȗȫȄǹᙄዦ‫ܙ‬᜖ࡋᲨ− 11 −

2Ŵ CAD/CAM ǜဋƎƩ፳യࡂဋȭǹȴƵ‫ݦ‬ƣǕ Co-Cr Ӷᤃᙐᛂ૴Ƹࢀ৻Ɨ࢐ࡊᚼ̘ũ˛௃ኤɯ  Ძဏ‫  ᙽࢪת‬Ძ‫ޥ‬ᤀଔ‫  ڌ‬Ძญʡɣෝ  Ძ࠲௒д  Ძബ஠჋ඝ  Ძ‫ޞ‬ɨᅹɡᢽ Ყ  ௃ʰയᅽ‫ܙپ‬ȒȹǸȤȬȈȴȂȤȹᙄዦ‫ܙ‬᜖ࡋ   ௃ʰയᅽ‫ܙپ‬൪ᢎ೟ၓᨌയᅽ৬߾ܷ  ި৚җᅽ‫ܙپ‬җၶ߾‫ܙ‬᜖ࡋᲨ
2Ŵዠਨᘾ፛ǜˆɪơƩȖȭȹȡȰȹǰƖǥȴȘȪȴȉૉਨᙄዦᘾ፛Ƹᄎٕ࢐ࡊƵӒǆƣࢫ᪯ź‫ݴ‬௒ᢏ஖  Ძ஠ဏ᪴ɡ  Ძ᭜ᤀʗࠄ  Ძဏɸᅹʯ  Ძ‫پ‬ᝃɡኘ  Ძߺ஠ձԪ  Ძ‫޾ݴ‬Ŵ‫ ڀ‬Ყ  ଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽð᜖ࡋ   ଔ஠‫ܙپ‬യ‫ܙ‬ᣃዲӶയ‫ܙ‬ᄆᆲ৕᭜ࡊΰᇦҗၶᄆᆲᣃ᧍  ௃ʰૉᣃᲨš Ჹ ᳽ ᲹŴɡᑑӠ๯ ŴŴࡋ᧌Ŵᤀ߆෗˴Ყҗയ‫پ‬ᲨŴŴ
2ŴᩘᚔᄆᄺƸଂඩƖᥞᡳƔǒƽᤃ‫ޖ‬ᆦ‫ޙ‬ᡳࢢơƩ &R&U ӶᤃƸೢా႒དྷࣴƵӒǆƣࢫ᪯źᡔဏኣይ  Ძဏ‫  ᙽࢪת‬Ძญʡɣෝ  Ძ˛௃ኤɯ  Ძ‫ޥ‬ᤀଔ‫  ڌ‬Ძബ஠჋ඝ  Ძ‫ޞ‬ɨᅹɡᢽ Ყ ௃ʰയᅽ‫ܙپ‬൪ᢎ೟ၓᨌ  ௃ʰയᅽ‫ܙپ‬ȒȹǸȤȬȈȴȂȤȹᙄዦ‫ܙ‬᜖ࡋ ި৚җᅽ‫ܙپ‬җၶ߾‫ܙ‬᜖ࡋᲨ

2ŴᡳࢢଂӿƖȂȀȴǜဋƎƩ (%0 ƸኁࡊƵӒǆƣࢫ᪯źᄁဏᅝࠄ  ᲫพᢰŴॿ  Ძɦූ‫پ‬᠖  Ძɸ߀ͧ‫ڀ‬ᢽ  Ძ଀ᝃଦɡ Ყ ଔ஠യᅽ‫ܙپ‬ဇԤയ‫ܙ‬ᣃയᅽྼ߾‫ܙ‬᜖ࡋᲫ ଔ஠യᅽ‫ܙپ‬ဇԤയ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ï᜖ࡋᲫȉǦȬǰ‫ܙپ‬Შš Ჹ ᳽ ᲹŴዲˡŴ− 12 −

དྷН᜖๯ǥȴȘȪȴȉାˌƵƔƛǕȒȹǸȤȬȈȴȂȤȹƸग़፳ǜᎏƒǕŴᲬǥȴȘȪȴȉƲ RPD Ƹφ‫ܐ‬ƲƹᲬ௃ʰᣇษҖ᧓ಉŴŴ‫ݥ‬ᙵŴᢴࢣŴŴি‫ב‬ƵǫȄǼǫǥȴȇǱȭǥȇȄȊȸǥȴȘȪȴȉƖᐲࡂ‫ݳ‬ξƟǖưƕǓኚ ࠳ˎɧƖኾᢉƣǕƖᲫʽǎƧƸᐲࡂƵƔƛǕஎဋࣴƵƮƎưƹ၁Ɛ˹‫ץ‬ƹƴƙᲫ஋ᡌƸ‫ٹ‬ƙƸയᅽᩇᛓƱƹſഒ੻ᙄዦƲᚙƒƺǥȴȘȪȴȉƀƲƎƭƩ᫝຅ƖƌǔᲫȒȹǸȤȬȈȴȂȤȹƹᢉӍƸဈཏƲƎƭƩͿӿƵƌǕᲭᅺƸᚲၶƵƔƎưǌǫȄǼǫǥȴȇǱȭǥȇȄȊȸǥȴȘȪȴȉǜᐲࡂࣙဋơᲫƹǎ  ࠳ƖኾƮƖᲫƧƸћ௔ƵƮƎưƹ᪁ࠠƵเ឵ơưƔǔᲫƧƸ᭜ƎܰვྜྷƕǓᎏƒǖƺഒ੻ᙄዦƸˌᘝ႒ƴǫȘǸȨȴƲơưƸࡋǜᄭᇐơƩǒƐƵǌ࣯ƒǕᲭŴᅺƹയᅽᐲࡂƵઇǙǕǒƐƵƴƭưʽ࠳Ʊ  ࠳ႼǜᡋƒǕƖᲫ஋ǌ᧌Ǝ᧌சᚋ‫ݔ‬ഒ੻ᙄዦၔ̌ƹ ࠳ƱǮȤǺȉȸȒȹǸȤȬȈȴȂȤȹƸၔ̌ƱƌǔᲫƧƸʘࢻƹᑧ‫ڧ‬ƱƌǕᲭŴ‫ݵ‬ƴƙƲǌᲫᅺƸᐲࡂƵƔƎưƹǥȴȘȪȴȉƸ᧌சኾᢉ̌ƲǮȤǺȉȸȒȹǸȤȬȈȴȂȤȹƸ᧌சኾᢉ̌ƹӺህƲᚙƒᲫǮȤǺȉȸȒȹǸȤȬȈȴȂȤȹƖѐƭưƎǕƲƹƎƒƴƎƪǗƐᲭᙄዦཏƲƎƭƩʶ߾ᐩ֨Ɩဇ˵ƵƎƕƵᛪԪƣǕƕǜМ૾ƣǕƐƒƵƔƎưᲫ᧌சኾᢉ̌ƕǓƸस‫ب‬ƹƗǙǋư
எဋƴǌƸƲᚙƒǕƪǗƐᲭŴƧƝƱʽ‫׈‬ƹſǥȴȘȪȴȉାˌƵƔƛǕȒȹǸȤȬȈȴȂȤȹƸग़፳ǜᎏƒǕᲧǥȴȘȪȴȉƲ
RPD Ƹφ‫ܐ‬ƲƹᲨƀƲƎƭƩȇȹȟƱᲰᲭʘࢻᑧ‫ڧ‬ƴǮȤǺȉȸȒȹǸȤȬȈȴȂȤȹƸᐲࡂ႒‫ؘ‬ๅᲭᲱᲭǥȴȘȪȴȉǜǌԆǋƩഒ੻ᙄዦǫȘǸȨȴᢤৼƸǭǥȊȪǥȴᲭᲲᲭǮȤǺȉȸȒȹǸȤȬȈȴȂȤȹƲǥȴȘȪȴȉƸ̃ဋඩᲭህƵƮƎưᲫ ࠳᧗Ƹ੝ᆊƕǓᎏ‫ݔ‬ǜяƒưƎƗƩƎƲ࣯ƐᲭƃဪറƄ ࠳ଔ஠‫ܙپ‬യ‫ܙ‬ᣃҤಉ ࠳௃ʰയᅽᄆᆲˡƵư᧾ᣃ୕ࢣዲ፳യǼȠȋȹǥȴǺȉȪǰȀȹᲧ ࠳ǈƱᲨ ࠳ҧǬȫȖǪȬȌǣ‫ܙپ‬യ‫ܙ‬ᣃŴC.E. Program(Special curriculum in Prosthodontics &Periodontics)Ƶဢ‫ܙ‬ ࠳௃ʰᣇษҖឤ‫ת‬Ƶ᧓ಉᲧྐྵ‫ף‬Შ᝿఑ȸƧƸ˄
ଔ஠ᫍԶӶ‫ܙ‬ˡˡՆਪ‫ݳ‬җ Ძଔ஠ᐲࡂയᅽ‫ܙ‬ˡྼʛᲧS.J.C.D.InternationalᲨᲫǺȀȈǤȹǱȬȹȘឤ‫ת‬ˡ᫖եᲫ26, ௃ʰɾ࠷᳚ᓼஃ᳜ȔǹȦǣȬǼȠȋȹᐲࡂԶӶ‫ܙ‬ξ᧍ᲫȔǹȦǣȬǼȠȋȹᐲࡂዲ፳യ‫ܙ‬ξ᧍Ძ໳യᫍᙄዦƵ࢐ƙƴǕ஠ᲧɧɨᲨ
᳚ǰǥȴȇȄǼȴǺЋགྷ᳜Ძ ࠳ˎɧ‫ٿ‬໵യǜ‫ܦ‬ƭƩȒȹǸȤȬȈȴȂȤȹƹƝƝƖᢐƐᲧᲰ ᲱᲨ᳚ǥȴȀȹǣǰǸȨȴ᳜˄ဇ෬ᄆ̴ǴȹȊ᳚᳜எࡂ፳യ

− 13 −

ဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹŴƁᫍ᫏᪄ᙄዦඝၶƖᢏাƣǕᘔࢻƸ QOLƂࡋ᧌Ŵ‫پ‬ᝃឋʜᲧଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨŴᲰᲭӠᏼ‫ٶ‬ᅽƖᫍ᫏᪄ᙄዦඝၶǂӒǆƣࢫ᪯᜖࠙Ŵဇ஝̤᠖Ყଔ஠‫ܙپ‬യ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽᇽï᜖ࡋᲨ
ᲱᲭQOL ‫ࣇ׈‬ǜႼਪơƩᫍ᫏᪄ᙄዦඝၶƸܴᨩ᜖࠙Ŵ‫ޞپ‬ՎဇᲧଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲨˍԪᲴ࠳ࡊ௃ʰૉᣃဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹǣȴǲȹȉ QR ǴȹȊɨᚥ QR ǴȹȊǈƩƹᲫURL ǒǔǣȴǲȹȉƵƞҦьǜƔ᫒ƎơǈƣᲭhttps://forms.gle/N72hsYfK6Br47yrV8෬ᄆ̴ǴȹȊ᳚᳜ƧƸ˄− 14 −

ဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹᲰӠᏼ‫ٶ‬ᅽƖᫍ᫏᪄ᙄዦඝၶǂӒǆƣࢫ᪯ଔ஠‫ܙپ‬യ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽ‫ܙ‬ᇽï᜖ࡋŴ‫˕ݩ‬᜖࠙Ŵဇ஝Ŵ̤᠖ŴŴ ŴӠᏼ‫ٶ‬ᅽ৚ᘔƵƹᐁၬᲫֶᏜᲫ‫;ٶ‬Ძΰ‫ࠠဲٿ‬ƴƳಲŸƴ৚ᘔƖƌǔᲫᫍ᭑Вᨎǜ˹ΕƴƙƟǖǕ
ၔ̌Ɩ‫ٹ‬ƙ‫ףܐ‬ơᲫӠᏼ‫ٶ‬ᅽ৚ᘔࢻƹၔ̌ƵǒƭưಲŸƴയƸഒ੻Ძᫍ᭑ഒ੻Ძ᠆ኹጦഒ੻ƖဇƢǕᲭВᨎࢻƵƔƎưƹԶӶೢᏥƸ‫ࣇ׈‬ƲƲǌƵᲫ૦݁႒ƴ‫ࣇ׈‬Ძઉ᫧ַɨƔǒƽಬ᪫ƴƳƸೢᏥ႒‫ࣇ׈‬Ɩ᣿ᙶƱƌǕᲭƝƸƩǋВᨎƔǒƽϓ࡮ǜᘑƐӠᏼ‫ٶ‬ᅽҗƲᘔࢻƸԶӶǜ‫ࣇ׈‬ƟƥǕᫍ᫏᪄ᙄዦҗƔǒƽઉ᫧ַɨೢᏥƸ‫ࣇ׈‬ǜਇƐઉ᫧ַɨȫȐȔȫȇȹǸȨȴҗƴƳಲŸƴᎴᆘƲƸᡶઇƖ᣿ᙶƱƌǕᲭŴӠᏼ‫ٶ‬ᅽ৚ᘔࢻᲫಲŸƴഒ੻ƖဇƢǕƖᲫɧᫍƲɨᫍƲƱƹƧƸࢫ᪯ƹ‫پ‬ƗƙဲƴǕᲭɧᫍƹᫍ᭑ВᨎǜᘑƐƲᱥᏼᲫлᱥᏼᲧɧᫍවᲨƲʫᡯƣǕƝƲƖƌǔᲫƧƸೢᏥ‫ࣇ׈‬ƸƩǋƵᫍ᫏᪄ᙄዦƖ࣒ᙶƲƴǕᲭɨᫍƸВᨎಲࡻƹɨᫍ᭑ᡄጆВᨎᲫҖؒВᨎᲫҡͫВᨎƵБ᫔ƟǖᲫƧǖƨǖᫍ᫏᪄ᙄዦǂƸࢫ᪯ƹဲƴǕᲭ
ŴӠᏼ‫ٶ‬ᅽ৚ᘔƹᫍ᭑Ƶ‫ݦ‬ƣǕ৚ᘔƪƛƱƹƴƙᲫᑂၺƴƳƵˌᘝƟǖǕ᠆ኹጦВᨎӒƽ᠆ኹጦϓ࡮ƖᘑǙǖᲫ᠆ኹጦВᨎᲫ᠆ኹጦϓ࡮ƴƳƹᫍ᫏᪄ᙄዦƵ‫پ‬Ɨƙࢫ᪯ǜɪƒǕᲭƟǓƵ᠆ኹጦƲᫍ᭑ƸӶ̃ВᨎǜᘑƎᲫ᠆ኹጦӒƽᫍ᭑ϓ࡮ƖᘑǙǖǕƖᲫƧƸࢻƸᫍ᫏᪄ᙄዦƵɪƒǕࢫ᪯ƹ‫پ‬ƗƎᲭŴƝƸǒƐƵӠᏼ‫ٶ‬ᅽ৚ᘔƖᫍ᫏᪄ᙄዦƵӒǆƣࢫ᪯ƹ‫پ‬ƗƙᲫƟǓƵ́ŸƸၔ̌ƱಲŸƴഒ੻ಲࡻƖဇƢǕƩǋᲫᫍ᫏᪄ᙄዦҗƲӠᏼ‫ٶ‬ᅽҗƸǬȴȖǢȭȴǺƖ᣿ᙶƲƴǕᲭᐁၬƴƳƸၐफǜඝၶƣǕƝƲƖ஋΢ΰʛ᪳ƱƌǕƖᲫᘔɸᲫᘔࢻƸᫍ᫏᪄ᙄዦƵஎПƴӠᏼ‫ٶ‬ᅽ৚ᘔƖ൱ǋǓǖǕƩǋᲫǬȴȖǢȭȴǺƵƔƎưಲŸƴȈǤǺǬȄǸȨȴƖᘑǙǖǕᲭŴʽ‫׈‬Ƹ᜖๯ƱƹᲫಲŸƴၔ̌ǜᡯơưᫍ᫏᪄ᙄዦҗƲӠᏼ‫ٶ‬ᅽҗƲƸҦьƸ᣿ᙶࣴƵƮƎưᚔᛣƣǕᲭƃဪറƄ ࠳Ŵଔ஠‫ܙپ‬യ‫ܙ‬ᣃҤಉ ࠳Ŵଔ஠‫ܙپ‬ђ৚Ყ ࠳ǒǔᎴӻٰ஀Ჹђ૝Შയ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽ‫ܙ‬૝ܷᇽ  ᜖ࡋ ࠳Ŵଔ஠‫ܙپ‬ђ૝Ŵയ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽ‫ܙ‬૝ܷᇽ  ᜖ࡋ ࠳Ŵയ‫ܙ‬ҩ٢Ყଔ஠‫ܙپ‬ᲨӘࣀ ࠳ŴǫǺȮ‫ܙپ‬യ‫ܙ‬ᣃŴဢ‫ܙ‬ ࠳Ŵଔ஠‫˕ݩܙپ‬᜖࠙Ŵയ‫ܙ‬ᣃᐲࡂҗ‫ܙ‬᜖ࡋᲧྐྵ‫ܙ‬ᣃӠᏼ‫ٶ‬ᅽ‫ܙ‬ᇽï᜖ࡋᲨᲧྐྵ‫ף‬Შ ࠳Ŵଔ஠‫ܙپ‬യ‫ܙ‬ᣃᚲၶϴ૝੍Ყྐྵ‫ף‬Შ᝿఑ȸƧƸ˄
ଔ஠Ӡᏼ‫ٶ‬ᅽ‫ܙ‬ˡᛔܰӠᏼ‫ٶ‬ᅽ‫᧍ݩ‬җᲫǥȴȖǨǰǸȨȴǴȴȉȮȹȬȊǰȀȹᲧICDᲨᲫŴ‫ב‬ᨩӠᏼᫍ᫏᪄‫ٶ‬ᅽ‫᧍ݩ‬җᲧFIBCSOMSᲨᲫଔ஠Ӡᏼ‫ٶ‬ᅽ‫ܙ‬ˡᛔܰӠᏼ‫ٶ‬ᅽਪ‫ݳ‬җ

− 15 −

ဇ෬‫ܙ‬ᎀσ᧓ǼȠȋȹᲱ

QOL ‫ࣇ׈‬ǜႼਪơƩᫍ᫏᪄ᙄዦඝၶƸܴᨩଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋŴ‫˕ݩ‬᜖࠙‫ޞپ‬ŴՎဇŴŴŴŴᫍ᫏᪄ᙄዦƲƹᲫᐁၬᲫ‫;ٶ‬Ძ໖ၔᲫΰ‫ࢢڋٿ‬ƴƳƖӁ‫׉‬ƱᲫ᫏᪄ǈƩƹᫍ᭑ƲƧƸԚ‫׍‬ኹጦƵဇƢƩഒ੻Ƶ‫ݦ‬ơᲫ᪁ᚋᘍ႒ƵᲫƌǕƎƹϓ࡮ǎǥȴȘȪȴȉ৚ᘔƲƸ̃ဋƵǒǔʶ߾ཏƱᙄ‫ػ‬ȸ̴ࣇơᲫ‫څ‬ǙǖƩೢᏥƲࢢॱƸ‫ࣇ׈‬ǜ‫׎‬ǕƝƲ യᅽᙄዦ‫᧍ݩܙ‬ဋᛚᩀᇽ  གྷƲܰ፳ƟǖưƎǕᲭƣƴǙƫᲫᙄዦඝၶƸǉƱඝၶƣǕƪƛƱƹƴƙᲫӵᆘ‫ٶ‬ᅽ႒ϓ࡮ඝၶǎǥȴȘȪȴȉ৚ᘔህƲƸ̃ဋƖܰ፳ƟǖưƎǕဋᛚƱƌǕᲭŴɡᑑ႒Ƶᙄዦ‫᧍ݩ‬җƖᙄዦ᚜ဖǜᇐఙƣǕ‫ة‬ӶᲫᙄዦඝၶƸǵȹȬƸǥȢȹǹǜ࢐ƙ੬ƎưƎǕᲭƧǖƹᲫƧƸ‫ݦ‬ᝏƖᫍഒ੻ၔ̌ƵƔƎưǌӺಲƱƌǕᲭƣƴǙƫȘȪǥȟȫƸϿ፛ƹǌƫǗǝ‫ٶ‬ᅽҗƖඝၶǜɾ‫ݳ‬ƣǕƖᲫᘔࢻᙄዦϿ፛Ɩ࣒ᙶƴ‫ة‬ӶƹࢼŸƵඝၶƹᙄዦҗƖɾ‫ݳ‬ƲƴǕǃƗƱƌǔᲫȂȹȡǣȘȮȹȂƲơưᙄዦ᚜ဖƵඡƭƩ᭑ϓ࡮ᲫተᐓϿ፛ህƸϿ፛Ɩफ᎑Ƹ 42/ ‫ࣇ׈‬ƸƩǋƵƹ᣿ᙶƲƴǕᲭƧơưᲫȂȹȡǣȘȮȹȂǜাюƟƥǕƩǋƵƹᲫȂȹȡο˵ƖඝၶႼ೉ǜφஎơᲫƔʟƎƵඝၶଂඩǜྼᚔơӶƐƝƲƖ᣿ᙶƱƌǕᲭƧƸƩǋƵᙄዦҗƲơưǌᲫȘȪǥȟȫƸඝၶଂඩƹѻᛳƸƝƲᲫ‫ٶ‬ᅽ႒ϓ࡮ଂඩƸಖᙶᲫᆘ᫔Ძᨆဝህǜ჻ǕѓьǜơƴƛǖƺƴǓƎƴƎơᲫǌƫǗǝᑧ‫ڧ‬ƵȈǤǺǬȄ
ǸȨȴƖƱƗǕ࿦‫ف‬Ძʶ᧗᧝̠ƸಬሴƖ࣒ᙶƱƌǕᲭܴƹᙄዦඝၶƹᲫᙄዦඝၶƸƩǋƵᘑƐаϿ፛ƖƧƸඝၶƸ‫پ‬ҡǜҬǋưƔǔᲫϓ࡮Ɩ኷ǙƭƩǓᙄዦƱååᲫƲƎƐଦᄭƴඝၶБਇǜᘑƐƲᲫඝၶ዁௔ƖФᨆƟǖươǈƐƝƲǌ‫ٹ‬ƎᲭᡢƵᲫᢜВƴаϿ፛Ყ‫ٶ‬ᅽ႒Ძᙄዦ႒ህᲨƖᘑǙǖưƎǖƺᲫᙄዦඝၶƲơưƹ‫ةޞ‬ǜឰƒưƔǔᲫɢ‫ݚ‬ƴұᝏ੘ࣀህǜ഼ƣƸǉƲƴǕᲭŴ஠ǼȠȋȹƱƹᲫᫍ᫏᪄ᙄዦඝၶƸಖᙶƲ 42/ ‫ࣇ׈‬ƸƩǋƵ࢛ၓᨌᫍ᫏᪄ᙄዦᅽƱƸǣȘȮȹȂƵƮƎưᚔᛣƣǕᲭƃဪറƄ ࠳Ŵଔ஠‫ܙپ‬യ‫ܙ‬ᣃҤಉ ࠳Ŵଔ஠‫ܙپܙپ‬ᨌയᅽᐲࡂኖ̴ʗ
 ࠳Ŵଔ஠‫ܙپ‬ђ৚Ŵയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋ ࠳Ŵଔ஠‫˕ݩܙپ‬᜖࠙Ŵയᅽᙄዦ‫ܙ‬ᇽï᜖ࡋᲧྐྵ‫ף‬Შ ࠳Ŵଔ஠‫᧌ܙپ‬சෝ‫ٶ‬෍ᢘᄆᆲՆᲧ8&/$ യ‫ܙ‬ᣃᫍ᫏᪄ᙄዦᅽᲨ
 ࠳Ŵଔ஠‫ܙپ‬യ‫ܙ‬ᣃᚲၶϴ૝੍Ყྐྵ‫ף‬Შ᝿఑ȸƧƸ˄
ଔ஠യᅽ‫᧍ݩ‬җೢಬᛔܰᙄዦയᅽ‫᧍ݩ‬җᲫଔ஠ᙄዦയᅽ‫ܙ‬ˡᲧˌᜱՆᲫਪ‫ݳ‬җᲨŴଔ஠ᫍ᫏᪄ᙄዦ‫ܙ‬ˡᲧлྼʛ᧌ᲫˌᜱՆᲫᛔܰҗᲨᲫଔ஠ᄰ൦യᅽ‫ܙ‬ˡᲧྼʛᲫᛔܰҗᲨ− 16 −

ࠍൣȖǪȹȪȡლ჌ା໳ԣԋၔǂƸയᅽ႒‫ࣙݦ‬ଔ஠‫ܙپ‬യ‫ܙ‬ᣃയᅽᙄዦ‫ܙ‬ᇽî᜖ࡋŴ‫˕ݩ‬᜖࠙ූဏŴͧ‫ڀ‬ᢽŴŴŴლ჌ା໳ԣԋၔƲƎƐᚙᓺƵᎩƗᚂƒƖƌǕଂǌ‫ٹ‬ƎƸƱƹƴƎƱơǑƐƕᲾȢȈǤǣƱǌ‫ٹ‬ƙӘǔɧƜǓǖưƔǔɯ᧗Ƹᛔ჻ࡊƹяᡲơưƎǈƣᲭლ჌ା໳ԣԋƵƹᲫ᧑‫ࣴظ‬Ძɸ௘ࣴᲫƔǒƽ᧑‫ࣴظ‬Ʋɸ௘ࣴƸชӶࣴƸᲲᆘ᫔ƖƌǔǈƣƖᲫ᧑‫ࣴظ‬ლ჌ା໳ԣԋᲧobstructive sleep apnea : OSAᲨƹ஋ǌɡᑑ႒ƴȀǥȘƱᲫლ჌ɸƸԣԋƸᡯǔᢎᲧ൦ᢎᲨƖᲫᑂǎմƸ‫ڝ‬Ƹ᠆ǓƕƎኹጦƵǒǔጲǔᡍơƿƟƖǖǕƝƲƱႊဇơǈƣᲭԣԋƸͦഩƖጲǔᡍơǉǓǖǕƲᲫლ჌Ɩ᧽ܼƟǖᲫ଻᧗Ƹ࢐Ǝ჌൦ǎᩀɸьƸ˱ɨƴƳƸၔརƖǉǓǖǕǒƐƵƴǔǈƣᲭଔ஠ƱǌဓࣴƱƸ OSA ƹᲫଔ஠‫ב‬ώƵ຀‫ף‬फ᎑ ɤʶƲƸ‫ب‬ԖǌƌǔᲫƧƸඝၶƸ᣿ᙶࣴƹ᭜ǈƭưƎǕྐྵརƱƣᲭƝƸ OSA ƸඝၶඩƵƹ৚ᘔඝၶᲫ
ȟǺǰǜᘾვƣǕኾᱥ႒ਨ዗ᨛ‫ע‬ԣԋඝၶᲧcontinuous positive airway pressureᲫˎɨ CPAP ඝၶᲨᲫȟǧǺȕȹǺǜᘾვƣǕඝၶᲧoral applianceᲫˎɨ OA ඝၶᲨƸ  ƮƖƌǔǈƣƖᲫƧƸɸƱǌ৚ᘔඝၶƲ൘᠏ơư˱̝ᙱࣴƱᲫǈƩ CPAP Ʋ൘᠏ơư̇ဋඩƖቋҨƱਨƫᢇƽନƎ OA ඝၶƹᲫҗᅽƲᡶઇơưയᅽҗ࠙ƖਇƐඝၶƱƌǔᲫƎƽƗƱƔ‫׌‬ǔƸफ᎑Ɵǝǎ OSA Ƹफ᎑ƟǝƵᝥ྆Ɵƥư᪱ƎưƎǕඝၶଂඩƱƣᲭŴ஠᜖๯Ʊƹ OSA ƸȢǬȌǻȡƲƧƸඝၶƸ᣿ᙶࣴᲫƧơư OA ඝၶƸǸǺȇȡƸ  ƮǜƞኴʾƟƥư᪱ƗƩƎƲ࣯ƎǈƣᲭƃဪറƄ ࠳Ŵଔ஠‫ܙپ‬യ‫ܙ‬ᣃҤಉ ࠳Ŵଔ஠‫ܙپܙپ‬ᨌയ‫ܙ‬ᄆᆲᅽ̴ʗ
 ࠳Ŵଔ஠‫ܙپ‬ђ૝Ŵയᅽᙄዦ‫ܙ‬ᇽî᜖ࡋ ࠳Ŵଔ஠‫˕ݩܙپ‬᜖࠙Ŵയᅽᙄዦ‫ܙ‬ᇽî᜖ࡋྐྵ‫ף‬᝿఑ȸƧƸ˄
ଔ஠ᙄዦയᅽ‫ܙ‬ˡ‫᧍ݩ‬җᲫଔ஠ӠᏼǥȴȘȪȴȉ‫ܙ‬ˡᛔܰҗš QR ǴȹȊǒǔǣȴǲȹȉƵƞҦьǜƔ᫒ƎơǈƣᲭȉȕȄǰǺŴლ჌ା໳ԣԋၔŴ᧑‫ࣴظ‬ლ჌ା໳ԣԋŴǫȹȪȬǣȘȪǥǣȴǺᲧOAᲨ

ဇ෬ᄆ̴ǴȹȊ᳚᳜ლ჌ାԣ
ԋᨪܼ
− 17 −

ɡᑑӠ๯
O-01᳽O-20− 19 −

− 20 −

O − 01㒊ศᗋ⩏ṑ〇సࡢࡓࡵࡢࢹࢪࢱࣝ༳㇟ἲ࡛ᚓࡽࢀࡿ㢡ሐᙧែࡢᚑ᮶༳㇟ἲ࡜ࡢẚ㍑
‫▼ۑ‬ᒸ⏤⌮ె㸪࿴⏣῟୍㑻㸪㔠 ᠕Ⅿ㸪ᆏᮏ୍⏕㸪ᮧୖዉὠᏊ㸪ᒣ㷂ಇ㍤㸪ෆᾏ⃢ዉ㸪≟㣫࿘భ㸪ⱝᯘ๎ᖾ
ᮾி་⛉ṑ⛉኱Ꮫ኱Ꮫ㝔་ṑᏛ⥲ྜ◊✲⛉⏕య⿵⥛ṑ⛉Ꮫศ㔝Morphological comparison of residual ridge between digital and conventional impression techniques forremovable partial denture
Ishioka Y, Wada J, Kim EY, Sakamoto K, Murakami N, Yamazaki T, Utsumi M, Inukai S, Wakabayashi N
Department of Advanced Prosthodontics, Tokyo Medical and Dental University (TMDU)

I㸬┠ⓗ 㐟㞳➃Ḟᦆ࡟ᑐࡍࡿྍ᧔ᛶ㒊ศᗋ⩏ṑ㸦RPD㸧〇స࡛ࡣ㑅ᢥⓗຍᅽ༳㇟ࡀ᥎ዡࡉࢀࡿ
ࡀ㸪ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮㸦IOS㸧ࢆ౑⏝ࡋࡓࢹࢪࢱࣝ༳㇟ࡣ㠀᥋ゐ᪉ᘧ࡛࠶ࡾ㸪༳㇟᥇ᚓ᫬࡟㢡ሐ⢓⭷ࢆຍᅽࡍࡿࡇ࡜ࡀ࡛ࡁ࡞࠸㸬୍᪉㸪ࢹࢪࢱࣝ༳㇟࡛ᚓࡽࢀࡿḞᦆ㒊㢡ሐࡢᙧ≧ࡀᚑ᮶ࡢ㑅ᢥⓗຍᅽ༳㇟࡛ᚓࡽࢀࡿᙧែ࡜࡝ࡢ⛬ᗘࡢᕪࢆ᭷ࡍ࠿
࡟ࡘ࠸࡚ࡢሗ࿌ࡣⓙ↓࡛࠶ࡾ㸪RPD ἞⒪࡟࠾ࡅ
ࡿࢹࢪࢱࣝ༳㇟ࡢᛂ⏝ࡣ࠸ࡲࡔ࡟㝈ᐃⓗ࡛࠶ࡿ 1㸧㸬ᮏ◊✲࡛ࡣ㸪ࢹࢪࢱࣝ༳㇟࠾ࡼࡧ㑅ᢥⓗຍᅽ༳㇟࡟ࡼࡗ࡚グ㘓ࡉࢀࡓ㢡ሐᙧ≧࡜㸪Ⰻዲ࡟ᶵ⬟ࡋ࡚࠸ࡿ RPD ࡢ⢓⭷㠃ᙧែࡢᆶ┤࠾ࡼࡧỈᖹⓗ࡞ᕪ␗ࢆホ౯ࡋ㸪2 ࡘࡢ༳㇟ἲ࡛ᚓࡽࢀࡿ㢡ሐᙧ≧ࡢᕪࢆẚ㍑ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬II㸬᪉ἲ ⿕㦂⪅ࡣ㸪ᮾி་⛉ṑ⛉኱Ꮫ⑓㝔⩏ṑ⛉ࢆཷデࡍࡿୗ㢡 Kennedy I ⣭ࡲࡓࡣ II ⣭Ḟᦆṑิᝈ⪅ࡢ࠺ࡕ㸪ୗ㢡⩏ṑࢆ 1 ࠿᭶௨ୖ⥅⥆ⓗ࡟౑⏝ࡍࡿᝈ⪅ 22 ྡ㸦ዪᛶ 15 ྡ㸹ᖹᆒᖺ㱋
78.2 ṓ㸧࡜ࡋࡓ㸬⿕㦂⪅࡟ࡣ㸪ࢹ࣮ࢱ᥇ᚓ 24 ᫬㛫๓࠿ࡽ⩏ṑ㠀⿦╔ࢆᣦ♧ࡋࡓ㸬IOS㸦TRIOS3㸪
3Shape㸪ࢥ࣌ࣥࣁ࣮ࢤࣥ㸪ࢹ࣐࣮ࣥࢡ㸧ࢆ⏝࠸࡚⩏ṑ㠀⿦╔᫬ࡢୗ㢡ṑิࡢࢹࢪࢱࣝࢹ࣮ࢱ㸦IOS
ࢹ࣮ࢱ㸧ࢆྲྀᚓᚋ㸪⩏ṑ⿦╔᫬ࡢṑิ࠾ࡼࡧ⩏ṑ⮬యࡶྠᵝ࡟ࢫ࢟ࣕࣥࡋࡓ㸬ḟ࡟㸪ಶேࢺ࣮ࣞ࠾
ࡼࡧࢩࣜࢥࣥࣛࣂ࣮༳㇟ᮦࢆ⏝࠸࡚㑅ᢥⓗຍᅽ༳㇟ࢆ⾜࠸㸪〇సࡋࡓసᴗ⏝ᶍᆺࡢࢹࢪࢱࣝࢹ࣮ࢱ
㸦ᚑ᮶ἲࢹ࣮ࢱ㸧ࢆ༟ୖࢫ࢟ࣕࢼ࣮㸦E1㸪3Shape㸪ࢥ࣌ࣥࣁ࣮ࢤࣥ㸪ࢹ࣐࣮ࣥࢡ㸧࡛ྲྀᚓࡋࡓ㸬3D ゎᯒࢯࣇࢺ࢙࢘࢔㸦Geomagic Control X㸪3DSystems㸪ࣟࢵࢡࣄࣝ㸪USA㸧ࢆ౑⏝ࡋ㸪ṧᏑṑࡢᕥྑ୰ษ
ṑ㏆ᚰࢥࣥࢱࢡࢺ㸪ᕥྑ≟ṑᑤ㢌ࢆᇶ‽࡜ࡋࡓᆶ┤࠾ࡼࡧỈᖹᇶ‽㠃࠿ࡽ㢡ሐ㡬ࡲ࡛ࡢ㊥㞳ࢆ㸪IOSࢹ࣮ࢱ࠾ࡼࡧᚑ᮶ἲࢹ࣮ࢱ࡛ホ౯ࡋࡓ㸬ࡲࡓ㸪⩏ṑேᕤṑ㒊࡟ᇶ࡙ࡃ࣋ࢫࢺࣇ࢕ࢵࢺἲ 2㸧ࢆ⏝࠸࡚㸪⩏ṑ⿦╔᫬ࡢṑิࢹ࣮ࢱ࡜⩏ṑࢹ࣮ࢱࢆ㔜ࡡྜࢃࡏ㸪ྛᇶ‽ᖹ㠃࠿ࡽ⩏ṑ⢓⭷㠃࡟࠾ࡅࡿ㢡ሐ㡬ࡲ

− 21 −

࡛ࡢ㊥㞳ࢆ ᐃࡋࡓ㸬ࡉࡽ࡟㸪㢡ሐ⢓⭷ࡢཌࡉࢆ㉸㡢Ἴデ᩿⿦⨨㸦Noblus㸪᪥❧࣓ࢹ࢕ࢥ㸪ᮾி㸪᪥ᮏ㸧ࢆ౑⏝ࡋ࡚ ᐃࡋࡓ㸬ホ౯ᑐ㇟㡿ᇦࡣ㸪➨㸯኱⮻ṑ㸦ேᕤṑ㸧ࡢ୰ᚰ❐┤ୗ࡜ࡋࡓ㸬ᙧែᏛⓗホ౯ࡢᑻᗘ࡜ࡋ࡚㸪ᆶ┤࠾ࡼࡧỈᖹᇶ‽㠃࠿ࡽ༳㇟᥇ᚓ
࡛ᚓࡽࢀࡓ㢡ሐ㡬ࡲ࡛ࡢ㊥㞳࡜㸪ྛᇶ‽㠃࠿ࡽ⩏ṑ⢓⭷㠃࡟࠾ࡅࡿ㢡ሐ㡬ࡲ࡛ࡢ㊥㞳ࡢᕪ㸦VD,
HD㸧ࢆ⟬ฟࡋ㸪IOS ࢹ࣮ࢱ࡜ᚑ᮶ἲࢹ࣮ࢱࡢ
㛫࡛ẚ㍑ࡋࡓ㸬༳㇟ἲ㛫࡛ࡢ VD ࠾ࡼࡧ HD ࡢẚ
㍑࡟ࡣ Wilcoxon ࡢ➢ྕ௜ࡁ㡰఩᳨ᐃࢆ㸪⢓⭷ཌࡉ࡜ 2 ࡘࡢ༳㇟ἲ࡟࠾ࡅࡿ VD㸪HD ࡢ┦
㛵ࢆࢫࣆ࢔࣐ࣥࡢ┦㛵ಀᩘ㸦ȡ㸧ࢆ⏝࠸࡚ホ౯ࡋࡓ㸦Į= 0.05㸧㸬
III㸬⤖ᯝ࡜⪃ᐹ VD ࡣࢹࢪࢱࣝ༳㇟㸦184.4μm㸧
ࡀᚑ᮶ἲ༳㇟㸦93.8μm㸧ࡼࡾ᭷ព࡟኱ࡁ࡞್ࢆ♧ࡋࡓࡀ㸦p=0.031㸧㸪HD ࡟༳㇟ἲ㛫ࡢ᭷ពᕪࡣㄆࡵ
࡞࠿ࡗࡓ㸬ࡲࡓ㸪㢡ሐ⢓⭷ཌࡉࡣ༳㇟ἲࡢ✀㢮࡟ࡼࡽࡎ㸪VD ࠾ࡼࡧ HD ࡜᭷ព࡞┦㛵ࢆㄆࡵ࡞࠿ࡗ
ࡓ㸬௨ୖࡢ⤖ᯝࡼࡾ㸪ࢹࢪࢱࣝ༳㇟࡛ࡣᚑ᮶༳㇟
ἲࡼࡾ㸪ㄪᩚ⤊஢ᚋࡢ RPD ࡢ⢓⭷㠃ᙧែ࡜ࡢᆶ┤ⓗ࡞ᕪࡀ኱ࡁ࠸ࡶࡢࡢ㸪Ỉᖹⓗ࡞ᕪࡣ༳㇟ἲ࡟ࡼ
ࡿᙳ㡪ࢆཷࡅ࡞࠸ࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬୍᪉㸪༳㇟᫬ࡢ㢡ሐᙧ≧ࡢኚ໬࡟ᑐࡍࡿ⢓⭷ཌࡉࡢᙳ㡪ࡣ☜ㄆ࡛ࡁ࡞࠿ࡗࡓ㸬IV㸬ᩥ⊩
1) Fueki K, Inamochi Y, Wada J, Arai Y, Takaichi A,
Murakami N et al.. A systematic review of digital
removable partial dentures. Part I: Clinical evidence,
digital impression, and maxillomandibular relationshiprecord. J. Prosthodont. Res 2020;66:40-52.
2) Luthardt RG, Koch R, Rudolph H, Walter MH.
Qualitative computer aided evaluation of dental
impressions in vivo. Dent Mater 2006;22:69-76.

O − 02㦵㐀ᡂ⾡ᚋࡢ㢡ሐኚ໬࡟ᑐࡍࡿගᏛ༳㇟ࢆᛂ⏝ࡋࡓᐈほⓗホ౯ἲࡢ☜❧۵໭ᮧ┤ᕫ㸪᐀ീ※༤㸪ᒣཱྀ⳥Ụ㸪బ⸨኱㍜᫛࿴኱ᏛṑᏛ㒊࢖ࣥࣉࣛࣥࢺṑ⛉Ꮫㅮᗙ
Establishment of an objective evaluation method for changes in the alveolar ridge after bone augmentation
utilizing optical impression
Kitamura N, Munakata M, Yamaguchi K, Sato D
Department of implant dentistry, Showa University School of DentistryϨ㸬┠ⓗ㏆ᖺ㸪Digital Dentistry ࢆᛂ⏝ࡋࡓ࢞࢖ࢹࢵࢺࢧ
࣮ࢪ࢙࣮ࣜࡢᬑཬ࡟ࡼࡾᇙධ᪉ྥࡸᇙධ῝ᗘࢆྵࡵ⢭ᗘࡢ㧗࠸࢖ࣥࣉࣛࣥࢺయᇙධᡭ⾡ࡀྍ⬟࡜࡞ࡗ࡚࠸ࡿ㸬୍᪉࡛㸪Guided Bone Regeneration
㸦GBR㸧ࡸୖ㢡Ὕᗏᣲୖ⾡࡞࡝ࡢ㦵㐀ᡂ⾡ࡣ㸪⾡ᘧࡸ㦵㐀ᡂ㔞㸪࣓ࣥࣈࣞࣥࡢ㈿ᙧࡶྵࡵ࡚⾡⪅ࡢࢫ࢟ࣝࡸ⤒㦂࡟౫Ꮡࡋ࡚࠸ࡿࡢࡀ⌧≧࡛࠶ࡿ㸬ࡲࡓ㸪⾡ᚋホ౯࡟㛵ࡋ࡚ࡶ㸪CT ⏬ീ࡟ࡼࡿ◳⤌⧊ࡢᨺᑕ⥺Ꮫⓗホ౯ࡸཱྀ⭍ෆ෗┿࡟ࡼࡿどぬⓗホ౯ࡀ୍⯡ⓗ࡛࠶ࡾ㸪◳࣭㌾⤌⧊ࢆྵࡵࡓ㢡ሐᙧែࡢኚ໬ࢆᐈほⓗ࡟ホ౯ࡍࡿ᪉ἲࡣஈࡋ࠸㸬ࡑࡇ࡛Ỉᖹⓗ࣭ᆶ┤ⓗ࡞㦵⛣᳜⾡ࢆ⾜ࡗࡓᝈ⪅࡟ᑐࡋ㸪ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮࡟ࡼࡿගᏛ༳㇟ࢆᛂ⏝ࡋࡓ㢡ሐኚ໬ࡢᐈほⓗホ౯ࢆ⾜ࡗࡓࡢ࡛ሗ࿌ࡍࡿ㸬ϩ㸬᪉ἲୖ㢡࣭ୗ㢡๓ṑḞᦆ㒊࡟ᑐࡋỈᖹⓗ࣭ᆶ┤ⓗ㦵㐀ᡂ⾡ࢆ⾜ࡗࡓᝈ⪅ࢆᑐ㇟࡜ࡋࡓ㸬ࡍ࡭࡚ࡢ⑕౛
࡟࠾࠸࡚⮬ᐙ㦵࠾ࡼࡧ㦵⿵ሸᮦ Bio-Oss (Guistlich
pharma㸪Swizerland)㸪ࡲࡓࡣࢧ࢖ࢺࣛࣥࢫࢢࣛࢽ
࣮ࣗࣝ S (GC corporation, Japan)ࢆ౑⏝ࡋࡓ㸬㦵⛣᳜⾡๓㸦T0㸧㸪⾡ᚋ  㐌㛫㸦T1㸧㸪3 ࠿᭶㸦T2㸧㸪6
࠿᭶㸦T3㸧࡟࠾࠸࡚ගᏛ༳㇟᥇ᚓ࠾ࡼࡧཱྀ⭍ෆ෗┿᧜ᙳࢆ⾜ࡗࡓ㸬ගᏛ༳㇟᥇ᚓࡣཱྀ⭍ෆࢫ࢟ࣕࢼ࣮(Primescan㸪 Dentsply Sirona, USA) ࢆ㸪᥇ᚓࢹ࣮ࢱࡣ࣐ࢵࢳࣥࢢࢯࣇࢺ(Oracheck, Dentsply S
irona, USA) ࢆ౑⏝ࡋ࡚㔜ࡡྜࢃࡏࢆ⾜ࡗࡓ㸬⾡๓ᚋ࠾ࡼࡧ⤒᫬ⓗ࡞㢡ሐኚ໬࡟ࡘ࠸࡚㸪 ᐃ㡿ᇦࢆୖ㒊࣭ୗ㒊࡟ศࡅ࡚య✚ኚ໬ mm3 ࠾ࡼࡧ㢡ሐኚ໬㔞 mm ࡢィ ࢆ⾜࠸㸪ANOVA㸦p㸺0.05)ࢆ⏝࠸࡚⤫ィᏛⓗ᳨ウࢆ⾜ࡗࡓ㸬Ϫ㸬⤖ᯝ࡜⪃ᐹᝈ⪅ 12 ྡ 12 㒊఩㸦⏨ᛶ4 ྡዪᛶ8 ྡ㸪ᖹᖺ
㱋ṓ 44.8s13.6 ṓ 㸪Ḟᦆṑᩘࡣ 1 ṑ10 ྡ2 ṑ௨ୖ2 ྡ࡛࠶ࡗࡓ㸬య✚ኚ໬࡟ࡘ࠸࡚ࡣୖ㒊య✚࣭ୗ㒊య✚࡜ࡶ࡟⾡ᚋ 2 㐌㛫㹼3 ࠿᭶࡛ࡢయ✚ῶᑡࡀ኱ࡁ࠿ࡗࡓ㸬ࡲࡓ᩿㠃✚ኚ໬㔞࡟ࡘ࠸࡚㸪ᆶ┤ⓗ࡞ኚ໬ࡣⴭࡋࡃ㸪Ỉᖹⓗ࡞ኚ໬ࡣ㸪ୖ㒊㡿ᇦࡀᑠࡉࡃ㸪ୗ㒊㡿ᇦࡀ᭷ព࡟኱ࡁ࠸⤖ᯝ࡜࡞ࡗࡓࡶࡢࡢ㸪⾡ᚋ 3 ࠿᭶㹼6 ࠿᭶࡛ࡣ⤫ィⓗ᭷ពᕪࡣ࡞࠿ࡗࡓ㸬ᮏ◊✲ࡼࡾୖ㒊㡿ᇦࡢ⾡ᚋ᩿㠃ኚ໬㔞ࡣỈᖹ᪉ྥࡼࡾᆶ┤᪉ྥࡢῶᑡኚ໬ࡀⴭࡋࡃ㸪Ỉᖹⓗ㦵㐀ᡂ⾡ࡼࡾࡶᆶ┤ⓗ㦵㐀ᡂ⾡ࡀࡼࡾᅔ㞴࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬ࡲࡓ㸪ୗ㒊㡿ᇦ᩿㠃ኚ໬㔞࡟࠾࠸࡚⾡ᚋ 3
࠿᭶㹼6 ࠿᭶࡛ࡣ⤫ィⓗ᭷ពᕪࡣ࡞ࡃ㸪⾡ᚋᏳᐃࡋ࡚
࠸ࡿࡇ࡜࠿ࡽ㸪㦵㐀ᡂ⾡ᚋࡣᑡ࡞ࡃ࡜ࡶ 3 ࠿᭶ࡲ࡛ࡣៅ㔜࡞⤒㐣ほᐹࡀ㔜せ࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮࡟ࡼࡿගᏛ༳㇟࡟ࡼࡿ㢡ሐኚ໬ࡢィ ἲࡣ㸪⤒᫬ⓗ࠿ࡘᐈほⓗホ౯࡟᭷⏝࡛࠶ࡿ㸬௒ᚋࡢㄢ㢟࡜ࡋ࡚㸪㦵㐀ᡂᡭᢏࡢ✀㢮㸦Ỉᖹⓗ࣭ᆶ┤ⓗ㸧㸪㛵ᚰ㡿ᇦࡢタᐃ㸪ḞᦆṑᩘࡸḞᦆ㒊఩㸦ୖ㢡࣭ୗ㢡㸧㸪ගᏛ༳㇟᥇ᚓ᫬ᮇ࡟ࡼࡿ⤖ᯝࡢ┦㐪࡟㛵ࡍࡿ᳨ウࢆ⾜࠺ᚲせࡀ࠶ࡿ࡜⪃࠼ࡽࢀࡓ㸬ϫ㸬ᩥ⊩1) Fei X et al. Three-dimensional quantitative
measurement of buccal augmented tissue with modified
coronally advanced tunnel technique and de-epithelialized
gingival graft: a prospective case series. BMC Oral
Health. 2021
2) Vasilena I et al. Comparative Study between a Novel In
Vivo Method and CBCT for Assessment of Ridge
Alterations after Socket Preservation-Pilot Study. Int J
Environ Res Public Health. 2019
Ⓨ⾲࡟㝿ࡋ࡚ᝈ⪅࣭⿕㦂⪅ࡢྠពࢆᚓࡓ㸬೔⌮ᑂᰝጤဨ఍ྡ㸸᫛࿴኱Ꮫ࡟࠾ࡅࡿேࢆᑐ㇟࡜ࡍࡿ◊✲➼࡟㛵ࡍࡿ೔⌮ጤဨ఍㸪ᢎㄆ␒ྕ㸸$ 
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− 22 −

O − 03ࢹࢪࢱࣝ༳㇟ἲ࡟࠾ࡅࡿ㢡㛫㛵ಀグ㘓ࡢ⠊ᅖ࡜᧜ᙳ⏬ീᩘࡀ㢡㛫㛵ಀࡢ෌⌧⢭ᗘ࡟ཬࡰࡍᙳ㡪
ࠐ㍿▼ᝆ௓㸪ᒾෆὒኴ㑻㸪⏣୰᫴ᖹ㸪㤿ሙ୍⨾᫛࿴኱ᏛṑᏛ㒊ṑ⛉⿵⥛Ꮫㅮᗙ
Effects of the scan range and scanned image counts of occlusal registration on the precision of intermaxillary
relationships reproduction in digital impressions
Koshiishi Y, Iwauchi Y, Tanaka S, Baba K
Department of Prosthodontics, Showa University School of DentistryI㸬┠ⓗཱྀ⭍ෆࢫ࢟ࣕࢼ࣮ࢆ⏝࠸ࡓࢹࢪࢱࣝ༳㇟ἲ࡛ࡣ㸪ည㢌ᔐྜ఩ࡢୖୗ㢡ṑิࡢ㢋ഃ⾲㠃ࢆࢫ࢟ࣕࣥࡍࡿ
ࡇ࡜࡟ࡼࡗ࡚㢡㛫㛵ಀグ㘓ࢆ࠾ࡇ࡞࠺㸬ࢹࢪࢱࣝ༳
㇟ἲ࡛ࡣ㸪ᑍἲㄗᕪࡢཎᅉ࡜࡞ࡿ㢡㛫㛵ಀグ㘓ᮦࡸညྜჾ࡬ࡢ⿦╔ࡀ୙せ࡟࡞ࡿࡓࡵ㸪༳㇟ᮦࡸ▼⭯ᶍᆺࢆᚲせ࡜ࡍࡿᚑ᮶ἲ࡟ẚ࡭ㄗᕪࡀᑠࡉࡃ࡞ࡾ㸪ࢹࢪࢱࣝ༳㇟ࡢࢫ࢟ࣕࣥ⠊ᅖࢆ∦㢡࡟㝈ᐃࡋࡓሙྜ㸪ᚑ᮶ἲ࡜ẚ㍑ࡋ࡚㢡㛫㛵ಀ෌⌧ࡢ⢭ᗘࡀ㧗࠸ࡇ࡜ࡀሗ࿌ࡉࢀ࡚࠸ࡿ 1,2)㸬୍᪉࡛㸪㢡㛫㛵ಀࡢ෌⌧ࡢ⢭ᗘࡣ㸪⌮ㄽୖࢫ࢟ࣕࣥ⠊ᅖࡸࢫ࢟ࣕࣥ⏬ീᩘ࡟ᙳ㡪ࢆཷࡅࡿྍ⬟ᛶࡀ࠶ࡿࡀ㸪ࡇࢀࡽࡢᅉᏊࢆ᳨ドࡋࡓሗ࿌ࡣ࡞࠸㸬ࡑࡇ࡛㸪ᮏ◊✲࡛ࡣ㸪ࢹࢪࢱࣝ༳㇟ἲ࡟࠾ࡅࡿ㢡㛫㛵ಀグ㘓ࡢ⠊ᅖཬࡧ⏬ീᩘࡀ㢡㛫㛵ಀグ㘓ࡢ⢭ᗘ࡟ཬࡰࡍᙳ㡪ࢆ᳨ドࡋࡓ㸬II㸬᪉ἲ⿕㦂⪅ࡣ㸪ည㢌ᔐྜ఩ࡀᏳᐃࡋ࡚࠸ࡿḞᦆṑࢆ᭷ࡉ࡞࠸ᡂே 15 ྡ࡛㸪ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮࡟ࡣ TRIOS 4
㸦3Shape A/S, Copenhagen, Denmark㸧ࢆ⏝࠸ࡓ㸬㢡㛫㛵ಀグ㘓ࡢ⠊ᅖࡣ㸪ྑഃ➨୍኱⮻ṑ 㸦௨ୗ MIN㸧࡜ྑഃ➨୍ᑠ⮻ṑ࠿ࡽ➨஧኱⮻ṑ㸦௨ୗ MAX㸧ࡢ⠊ᅖ
ࡢ 2 ⩌㸪㢡㛫㛵ಀグ㘓࡟࠾ࡅࡿࢫ࢟ࣕࣥ⏬ീᩘࡣ 200
ᯛ㸪400 ᯛ㸪600 ᯛࡢ 3 ⩌ࢆタᐃࡋ㸪ࡇࢀࡽࢆ⤌ࡳྜ
ࢃࡏࡓ 6 ⩌࡟ࡘ࠸࡚ྛ⩌ 4 ᅇࡢ㢡㛫㛵ಀグ㘓ࢆ᥇ᚓࡋࡓ㸬࡞࠾㸪ୖୗ㢡ṑิᙧែࢹ࣮ࢱࡣ㸪඲࡚ࡢ⩌࡛ྠࡌࡶࡢࢆ」〇ࡋ࡚⏝࠸ࡓ㸬ḟ࡟㸪ྛ⩌ෆࡢ 4 ᅇࡢ㢡㛫㛵ಀグ㘓࠿ࡽ㑅ᢥࡋࡓ 2 ᅇࡢグ㘓࡟ࡘ࠸࡚ᙧែ
ᕪศ್ࢆྲྀᚓࡋ㸪ྠᵝࡢ᧯సࢆ⩌ෆ඲࡚ࡢ㢡㛫㛵ಀグ㘓࡟ࡘ࠸࡚⥲ᙜࡓࡾ࡛⾜ࡗࡓ㸬ࡇࡢ᧯స࠿ࡽᚓࡽ
ࢀࡓྛ⩌ 6 ࡘࡢᙧែᕪศ್ࢆ⟬ฟࡋ㸪ᖹᆒࡋࡓ್ࢆ
ᙧែᕪศࡢᖹᆒ್࡜ࡋ㸪஧ඖ㓄⨨ศᩓศᯒ㸦ANOVA㸧ࢆ⏝࠸࡚㸪ࢫ࢟ࣕࣥ⠊ᅖ࡜ࢫ࢟ࣕࣥ⏬ീᩘࡀ⢭ᗘ࡟ཬࡰࡍᙳ㡪ࢆホ౯ࡋࡓ㸬III㸬⤖ᯝ࡜⪃ᐹᙧែᕪศࡢᖹᆒ್ࡣ MIN/ 200 ᯛ: 40.8 ± 16.1μm㸪
MIN/ 400 ᯛ: 40.0 ± 12.1μm㸪MIN/ 600 ᯛ: 37.0 ±16.0− 23 −μm㸪MAX/ 200 ᯛ: 25.2 ± 11.6μm㸪MAX/ 400 ᯛ: 23.3 ±6.8μm㸪MAX/ 600 ᯛ: 28.4 ± 12.8μm ࡛㸪஧ඖ㓄⨨ศᩓศᯒࡢ⤖ᯝ㸪ࢫ࢟ࣕࣥ⠊ᅖࡀᙧែᕪศ್࡟ཬࡰࡍ
ᙳ㡪ࡢຠᯝࡣ᭷ព࡛࠶ࡗࡓ㸬㸦p<0.05㸧㸬Tukey ࡢከ㔜ẚ㍑᳨ᐃࡢ⤖ᯝ㸪MIN/ 200 ᯛ࡜ MAX/ 200 ᯛ㸪MIN/
200 ᯛ࡜ MAX/ 400 ᯛ㸪MIN/ 400 ᯛ࡜ MAX/ 200 ᯛ㸪
MIN/ 400 ᯛ࡜ MAX/ 400 ᯛࡢྛ⩌ࡢ㛫࡟᭷ពᕪࢆㄆ
ࡵࡓ㸦p<0.05㸧.
௨ୖࡼࡾ㸪ࢹࢪࢱࣝ༳㇟ἲ࡟࠾ࡅࡿ㢡㛫㛵ಀグ㘓࡛ࡣ㸪ࢫ࢟ࣕࣥ⠊ᅖࡀ㢡㛫㛵ಀグ㘓ࡢ෌⌧⢭ᗘ࡟ᙳ㡪ࢆཬࡰࡍࡇ࡜ࡀ♧ࡉࢀ㸪ࢹࢪࢱࣝ༳㇟ἲ࡛ࡣ㢡㛫㛵ಀグ㘓ࡢࢫ࢟ࣕࣥࢆྍཬⓗ࡟ᗈ⠊ᅖ࡟ᐇ⾜ࡍࡿࡇ࡜࡛⢭ᗘࡀᢸಖࡉࢀࡿྍ⬟ᛶࡀ♧၀ࡉࢀࡓ㸬IV㸬ᩥ⊩1)
Iwauchi Y, Tanaka S, Kamimura-Sugimura E, Baba
K. Clinical evaluation of the precision of interocclusal
registration by using digital and conventional techniques.
J Prosthet Dent 2022; 128: 611-7.
2)
Edher F, Hannam AG, Tobias DL, Wyatt CCL. The
accuracy of virtual interocclusal registration during
intraoral scanning. J Prosthet Dent 2018; 120: 904-12.
㸦Ⓨ⾲࡟㝿ࡋ࡚ᝈ⪅࣭⿕㦂⪅ࡢྠពࢆᚓࡓ㸬೔⌮ᑂᰝጤဨ఍ྡ㸸᫛࿴኱Ꮫ࡟࠾ࡅࡿேࢆᑐ㇟࡜ࡍࡿ◊✲➼࡟㛵ࡍࡿ೔⌮ጤဨ఍㸪ᢎㄆ␒ྕ㸸22-315-A㸧

O − 04ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮ࢆᛂ⏝ࡋࡓ」〇⩏ṑࡢ〇స‫ۑ‬㟷 ⸛୍㑻 1,2)㸪୰᰿୍㍤ 㸪࿴⏣῟୍㑻 3)㸪ⱝᯘ๎ᖾ 3)㸪ⴗཎⰾᖾ 4)
3)

ᮾிᨭ㒊㸪 ᮾி་⛉ṑ⛉኱ᏛṑᏛ㒊㝃ᒓ⑓㝔ṑ⛉⥲ྜデ⒪⛉㸪 ᮾி་⛉ṑ⛉኱Ꮫ⏕య⿵⥛ṑ⛉Ꮫศ㔝㸪 ᪥ᮏ኱ᏛṑᏛ㒊ṑ⛉⿵⥛Ꮫ➨ϩㅮᗙFabrication of duplicate denture using the intraoral scanner‫ۑ‬Ao A1.2), Nakane K3), Wada J3), Wakabayashi N3), Hagiwara Y4)
1)

Tokyo Branch, 2)Oral Diagnosis and General Dentistry Dental Hospital Tokyo Medical and Dental

University, 3)Department of Advanced Prosthodontics, Tokyo Medical and Dental University, 4)Departmentof Partial Denture Prosthodontics, Nihon University School of DentistryϨ┠ⓗ
ཱྀ⭍ෆࢫ࢟ࣕࢼ࣮ IOS ࢆ฼⏝ࡋࡓගᏛ༳㇟᥇ᚓ
ࡣᗈࡃᬑཬࡋIOS ࢆಖ᭷ࡋ࡚࠸ࡿṑ⛉་㝔ࡣᑡ࡞ࡃ࡞࠸IOS ࡣ࢖࣮ࣥࣞ㸪࢔࣮ࣥࣞ㸪ࢡࣛ࢘ࣥ࡞࡝
ࡢṑෙಟ᚟≀࣭⿵⥛⿦⨨࢖ࣥࣉࣛࣥࢺ⿵⥛ࡢ㝿ࡢୖ㒊ᵓ㐀ṑิ▹ṇ⿦⨨࡞࡝㸪ከࡃࡢṑ⛉⏝⿦⨨ࡢ〇స࡟⏝࠸ࡽࢀ࡚࠸ࡿ୍᪉㸪ྍ᧔ᛶ⩏ṑࡢ〇స࡟ᑐࡍࡿගᏛ༳㇟࡛ࡣ㸪࠾ࡶ࡟Ḟᦆ㒊㢡ሐ⢓⭷ࡢ༳㇟ࢹ࣮ࢱࡢṇ☜ᗘ࡟ㄢ㢟ࡀṧࡗ࡚࠸ࡿ࡜⪃࠼ࡽࢀ࡚࠾
ࡾ㸪IOS ࡢ㐺⏝⠊ᅖࡣᮍࡔ㝈ᐃⓗ࡛࠶ࡿ  㸬௒ᅇ౑
⏝୰ࡢ㔠ᒓᗋ඲㒊ᗋ⩏ṑࡢಟ⌮࡟㝿ࡋ࡚㸪౑⏝୰ࡢ⩏ṑ࡟ᑐࡋ࡚ IOS ࢆ⏝࠸࡚ගᏛ༳㇟᥇ᚓࢆ⾜࠸㸪ᚓࡽࢀࡓࢹࢪࢱࣝࢹ࣮ࢱࡼࡾ㸪┤᥋㸪3D ࣉࣜࣥࢸ࢕ࣥ
ࢢࢆ⏝࠸࡚」〇⩏ṑࢆ〇సࡋ㸪Ⰻዲ࡞⤖ᯝࡀᚓࡽࢀ
ࡓࡢ࡛ሗ࿌ࡍࡿ㸬ϩ㸬᪉ἲ
85 ṓ㸪ዪᛶ㸬⣙ 1 ᖺ๓࡟ୖୗ㔠ᒓᗋ඲㒊ᗋ⩏ṑࢆ〇సࡋ㸪ၥ㢟࡞ࡃ౑⏝ࡋ࡚࠸ࡓࡀ㸪ୖ㢡ྑഃ  ␒ேᕤṑษ⦕㒊ࡀ◚ᦆࡋ㸪ୖ㢡⩏ṑࡢಟ⌮ࡀᚲせ࡜࡞ࡗࡓ㸬ᝈ⪅ࡣ⩏ṑࡢಟ⌮ᮇ㛫୰ࡶୖ㢡⩏ṑࡢ౑⏝ࢆᕼᮃࡋࡓࡓࡵ㸪IOS ࢆ⏝࠸ࡓගᏛ༳㇟ࢆ⾜࠸㸪ୖ㢡」〇⩏ṑࡢ〇సࢆ⾜࠺᪉㔪࡜ࡋࡓ㸬
IOS㸦Primescan, DetsplySirona, USA㸧ࢆ⏝࠸࡚㸪⌧ᅾ౑⏝ࡋ࡚࠸ࡿୖ㢡඲㒊ᗋ⩏ṑࡢගᏛ༳㇟᥇ᚓࢆ⾜࡞ࡗࡓ㸬ᚓࡽࢀࡓ༳㇟ࢹ࣮ࢱࢆ STL ࣇ࢓࢖ࣝ࡟ኚ᥮
ࡋࡓᚋ㸪ṑ⛉ᢏᕤᡤ࡬㏦ಙࡋ㸪3D ࣉࣜࣥࢸ࢕ࣥࢢ࡟
ࡼࡿୖ㢡」〇⩏ṑࢆ〇సࡋࡓ㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ
IOS ࢆ⏝࠸ࡓ㔠ᒓᗋ඲㒊ᗋ⩏ṑࡢගᏛ༳㇟᥇ᚓࡣ
ࡸࡸ≉ู࡞ᕤኵࡀᚲせ࡛࠶ࡗࡓ㸬ලయⓗ࡟ࡣձཱྀ
⵹㒊◊☻㠃ࡣᙧែࡀ༢ㄪ࡞ࡓࡵࡑࡢࡲࡲගᏛ༳㇟
᥇ᚓࢆ⾜࡞ࡗ࡚ࡶ࠺ࡲࡃࢹ࣮ࢱྜᡂࡀ࡛ࡁ࡞࠸㸪ղཱྀ⵹㒊⢓⭷㠃㔠ᒓࣇ࣮࣒ࣞ㒊ࡣ ,26 ࡀⓎࡍࡿගࡢ཯
ᑕࡀᙉࡃ㸪࠺ࡲࡃගᏛ༳㇟᥇ᚓ࠾ࡼࡧࢹ࣮ࢱྜᡂࡀ
࡛ࡁ࡞࠸࡜࠸࠺ၥ㢟ࡀගᏛ༳㇟᥇ᚓᐇ᪋᫬࡟Ⓨ⏕ࡋࡓձ࡟ᑐࡋ࡚ࡣ⩏ṑࡢཱྀ⵹㒊◊☻㠃࡟  ᯛࡢ− 24 −┠༳࡜࡞ࡿࢩ࣮ࣝࢆ㈞௜ࡋࡓ࠺࠼࡛ගᏛ༳㇟᥇ᚓࢆ
⾜࠺ࡇ࡜࡛ᑐᛂࡋࡓ㸬ղ࡟ᑐࡋ࡚ࡣ㸪⩏ṑ⢓⭷㠃࡟ࢩࣜࢥ࣮ࣥࢦ࣒༳㇟ᮦ㸦Imprint4, 3M, USA㸧ࢆ┒ࡗࡓୖ࡛ᝈ⪅࡟ညྜࡉࡏ⩏ṑ⢓⭷㠃࡟◳໬ࡋࡓ༳㇟
ᮦࡀ௜╔ࡋࡓ≧ែ࡛ගᏛ༳㇟᥇ᚓࢆ⾜ࡗࡓ㸬௨ୖࡢᕤኵࢆ⾜࠺ࡇ࡜࡟ࡼࡾ㸪ᚑ᮶ࡢ༳㇟ᮦࢆ౑⏝ࡋࡓ᪉ἲ  ࡛ࡣ࡞ࡃ㸪IOS ࡢࡳࢆ౑⏝ࡋ㸪」〇⩏ṑࢆ〇సࡍࡿࡇ࡜ࡀ࡛ࡁࡓ㸦ᅗ㸧㸬ࡇࢀ࡟ࡼࡾᚑ᮶ࡢ༳㇟ᮦࢆ౑
⏝ࡋࡓ᪉ἲ࡜ẚ㍑ࡋ࡚㸪⾡⪅ࡢసᴗ㈇ᢸ࡜ࢳ࢙࢔࣮
ࢱ࢖࣒ࢆ㍍ῶ࡛ࡁࡓ㸬〇సࡋࡓ」〇⩏ṑ࡟ᑐࡍࡿᝈ⪅୺ほホ౯ࡣⰋዲ࡛࠶ࡾ㸪⾡⪅࠿ࡽࡳ࡚ࡶ㐺ྜࡀⰋዲ࡛㸪ᶵ⬟ⓗ࡟ඃࢀࡓ⩏ṑࢆ〇సࡍࡿࡇ࡜ࡀ࡛ࡁࡓ㸬
IOS ࢆ฼⏝ࡋࡓගᏛ༳㇟᥇ᚓ࡟ࡼࡿ」〇⩏ṑ〇సࡣ⮫ᗋᛂ⏝ࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬㸦἞⒪ࡣ࢖ࣥࣇ࢛࣮࣒ࢻࢥࣥࢭࣥࢺࢆᚓ࡚ᐇ᪋ࡋ
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ᅗ㸬౑⏝୰ࡢ⩏ṑ࡜᏶ᡂࡋࡓ」〇⩏ṑϫᩥ⊩
1㸧Fueki K, Inamochi Y, Wada J, Arai Y, Takaichi A,
Murakami N et al. A systematic review of digital
removable partial dentures. Part I: Clinical evidence,
digital impression, and maxillomandibular relationshiprecord. J Prosthodont Res. 2022;66(1):40-52.
㸧 ᕷᕝဴ㞝℈⏣Ὀ୕ቑ⿵∧」〇⩏ṑ័ࢀࡓ ⩏ ṑ ࡇ ࡑ 㧗 㱋 ⪅ ࡢ ồ ࡵ ࡿ ⩏ ṑ  ᮎ Ọ ᭩ᗑ

O − 05⯉ษ㝖ᝈ⪅࡟ᑐࡋࢹࢪࢱࣝᢏ⾡ࢆ฼⏝ࡋࡓ୰✵ᆺ⯉᥋ゐ⿵ຓᗋ࡛ᶵ⬟ᅇ᚟ࢆᅗࡗࡓ୍౛ࠐᮤ ᙯ  㸪ᮧ℩ ⯙  㸪ᒣ㇂㞝୍  㸪ṇᮌၨኴ  㸪᭹㒊㯞㔛Ꮚ  㸪ⱝᯘ๎ᖾ  ᮾி་⛉ṑ⛉኱Ꮫ⏕య⿵⥛ṑ⛉Ꮫศ㔝㸪 ᮾி་⛉ṑ⛉኱Ꮫ⑓㝔ᢏᕤ㒊㸪 ᮾி་⛉ṑ⛉኱Ꮫ⑓㝔 ゝㄒ἞⒪እ᮶

Using digital technology in fabricating hollow Palatal augmentation prosthesis for functional recovery to ahemiglossectomy patient: A clinical report
Li B1), Murase M1), Yamatani Y2), Masaki K3), Hattori M1), Wakabayashi N1)
1)

Advanced Prosthodontics, Tokyo Medical and Dental University, 2)Dental Laboratory, Tokyo Medical and

Dental University Hospital, 3)Speech Clinic, Tokyo Medical and Dental University HospitalϨ㸬┠ⓗ
⯉ษ㝖ᚋࡣ⯉ࡢ㐠ື㞀ᐖ࡟ࡼࡾⓎ㡢㞀ᐖ㸪ᄟୗ㞀ᐖࡀⓎ⏕ࡍࡿࡓࡵࡋࡤࡋࡤ⯉᥋ゐ⿵ຓᗋ㸦PAP㸧ࡀ㐺⏝ࡉࢀࡿ㸬ࡋ࠿ࡋ PAP ࡢ〇సࡣ㠀ᖖ࡟」㞧࡛᏶ᡂᚋࡶ㢖ᅇࡢㄪᩚࡀᚲせ࡛࠶ࡿ㸬㏆ᖺࠊཱྀ⭍ෆࢫ࢟ࣕࢼ࣮ࢆ⏝࠸ࡓගᏛ༳㇟ࡸ CADCAM ᢏ⾡ࢆᛂ⏝ࡋࡓ⿵⥛⿦⨨ࡢ〇సࡀᚎࠎ࡟ᬑཬࡋ   㸪ప౵く࡛㎿㏿࡟⿵⥛⿦⨨ࢆ〇స࡛ࡁࡿᡭἲ࡜ࡋ࡚ᮇᚅ
ࡉࢀ࡚࠸ࡿ㸬௒ᅇᡃࠎࡣ㸪⯉༙ഃษ㝖ᚋࡢᝈ⪅࡟ᑐࡋ࡚ࢹࢪࢱ࣮ࣝ࣡ࢡࣇ࣮ࣟࢆ⏝࠸࡚୰✵ᆺ PAP
ࢆ〇సࡋࡓࡢ࡛ሗ࿌ࡍࡿ㸬ϩ㸬᪉ἲ81 ṓ⏨ᛶ㸪ྑഃ⯉⒴ࡢデ᩿࡟ࡼࡾྑഃ⯉༙ഃษ㝖⾡㸪ྑഃୗ㢡㦵㎶⦕ษ㝖⾡㸪୰ဗ㢌ഃቨษ㝖⾡㸪ྑ㢕㒊㒌Ύ㸪኱⭣➽⭷ᙇ➽ᘚ࡟ࡼࡿ෌ᘓࢆ᪋⾜ᚋ㸪
㏻ἲ࡛ PAP ࢆ⿦╔ࡋࡓ㸬ࡑࡢᚋ⿵⥛⿦⨨ࡀ㔜࠸ࡇ࡜㸪ᗘ㔜࡞ࡿᙧែಟṇ࡟ࡼࡾ◊☻㠃ࡀຎ໬ࡋ⯉ឤ୙Ⰻࢆᝈ⪅ࡀッ࠼ࡓࡓࡵ᪂ࡓ࡞ 3$3 ࢆ〇సࡍࡿࡇ࡜࡜࡞ࡗࡓ㸬౑⏝୰ࡢ PAP ࡜ཱྀ⭍ෆࢆཱྀ⭍ෆࢫ࢟ࣕࢼ࣮㸦Trios3㸪3Shape ♫㸧࡟࡚ࢫ࢟ࣕࣥࡋ㸪3D
ࢹ࣮ࢱࢆྲྀᚓࡋࡓ㸬CAD ࢯࣇࢺ࢙࢘࢔㸦3Shape
Dental System, 3Shape ♫㸪Meshmixer, Autodesk ♫㸧࡛ᗋࡢཌࡳࢆᆒ୍࡟ 2mm ࡜ࡋࡓ୰✵ᆺ PAP ࢆタィࡋࡓ㸬⣸እ⥺◳໬ᮦᩱ㸦Surgical Guide㸪Formlabs♫㸧ࢆ౑⏝ࡋ㸪3D ࣉࣜࣥࢱ࣮㸦Form3B+, Formlabs♫㸧࡟࡚✚ᒙ㐀ᙧἲ࡛」〇 PAP ࢆࣉࣜࣥࢺ࢔࢘ࢺ
ࡋࡓ㸬ゝㄒ⫈ぬኈ❧఍࠸ࡢୗࠊ」〇 PAP ࡢ◊☻㠃ཱྀ⵹㒊࡟ࢯࣇࢺ࣮ࣜ࣋ࢫᮦ㸦COE-SOFT㸪YOSHIDA♫㸧ࢆᑡ㔞ሬᕸࡋ㸪Ⓨ㡢ᶵ⬟㐠ືࢆᐇ᪋ࡋ㸪◊☻㠃ᙧែࢆỴᐃࡋࡓࠋࡍ࡭࡚ࡢ 3D ࢹ࣮ࢱࢆ཯ᫎࡋ
ࡓ㸪ᨭྎ⿦⨨ࢆ⤌ࡳ㎸ࢇࡔヨ㐺⏝ PAP ࡢ㐺ྜࢆཱྀ⭍ෆ࡛☜ㄆࡋࡓ㸬᭱⤊⿵⥛⿦⨨ࡢᗋ㒊ศࡣὶࡋ㎸ࡳࣞࢪࣥࢹ࢕ࢫࢡ㸦Palapress vario, Heraeus ♫㸧ࢆṑ⛉⏝࣑ࣜࣥࢢ࣐ࢩࣥ㸦52DC, DGSHAPE ♫㸧࡛〇సࡋࡓ㸬
PAP ⿦╔ᚋ 3 ࠿᭶ᚋ࡟ྛ✀ᶵ⬟᳨ᰝࢆᐇ᪋ࡋࡓ㸬
− 25 −

Ϫ㸬⤖ᯝ࡜⪃ᐹⓎㄒ࣭఍ヰ᫂░ᗘ᳨ᰝཬࡧཱྀ⭍ᶵ⬟᳨ᰝࢆ⾜ࡗࡓ⤖ᯝ㸪ࢹࢪࢱࣝ୰✵ᆺ PAP ࡣᚑ᮶ᆺ PAP ࡜ྠ⛬ᗘࡢᶵ⬟ᅇ᚟ࡀ࡛ࡁࡿࡇ࡜ࡀ᫂ࡽ࠿࡟࡞ࡗࡓ㸬ࡲࡓᪧ PAP ࡀ 21.32 g ࡛࠶ࡗࡓࡀ᪂ PAP ࡣ 17.08 g࡛࠶ࡾ㸪⣙ 20%ࡢ㍍㔞໬ࡀ࡛ࡁࡓ㸬ࢹࢪࢱࣝ୰✵ᆺ PAP ࡣ᏶ᡂᚋࡢㄪᩚࢆᚲせ࡜ࡏࡎ㸪⿦╔┤ᚋࡼࡾᝈ⪅ࡣ㐪࿴ឤ࡞ࡃ᪂ࡓ࡞ PAP ࢆ౑⏝ࡍࡿࡇ࡜ࡀྍ⬟࡛࠶ࡗࡓ㸬ࢹࢪࢱࣝᢏ⾡ࢆ⏝࠸ࡓᮏᡭἲ
ࡣ᪤Ꮡࡢ PAP ࡢᙧែࢆ฼⏝ࡋ࡚᭱▷㸱ᅇࡢ㏻㝔
࡛ᝈ⪅࡟࡜ࡗ࡚᭱㐺࡞ᙧែࡢ PAP ࢆᥦ౪࡛ࡁࡓ㸬ࢹࢪࢱࣝᢏ⾡ࢆ⏝࠸ࡿࡇ࡜࡟ࡼࡾࢳ࢙࢔ࢱ࢖࣒
▷⦰㸪༳㇟᥇ᚓ᫬ࡢㄗᄟࣜࢫࢡࡢపῶࡀྍ⬟࡛࠶ࡾ㸪ᝈ⪅⾡⪅୧⪅࡟࡜ࡗ࡚᭷┈࡛࠶ࡿ㸬CAD ࢯࣇࢺ࢙࢘࢔࡟ࡼࡾ୰✵ᆺ PAP ࢆ᭱኱㝈㍍㔞໬࡛ࡁ㸪ᨭྎṑࡢ㈇ᢸࢆ㍍ῶ࡛ࡁࡿ㸬ࡉࡽ࡟ᢏᕤసᴗ
ࡶᚑ᮶ἲࡼࡾ⡆␎໬࡛ࡁࡿ㸬3D ࢹ࣮ࢱࡢಖᏑࡣࠊ
⣮ኻࠊ◚ᦆࡢ㝿ࢹࢪࢱࣝࢹ࣮ࢱࢆࡶ࡜࡟ᑡ࡞࠸἞⒪ᅇᩘ࡛ PAP ࡢ෌〇సࡀྍ⬟࡛኱ࡁ࡞࣓ࣜࢵࢺ
࡛࠶ࡿ㸬ࡇࡢ⑕౛ࡢ࢔࢘ࢺ࣒࢝ࡣ㸪ࢹࢪࢱࣝᢏ⾡ࡣ PAP ࡢ〇స࡟᭷⏝࡛࠶ࡿࡇ࡜ࢆ♧၀ࡋ࡚࠸ࡿ㸬IV㸬ᩥ⊩
1) Elbashti ME, Sumita YI, Kelimu S et al.
Application of Digital Technologies in Maxillofacial
Prosthetics Literature: A 10-Year Observation of Five
Selected Prosthodontics Journals. Int J Prosthodont.
2019; 32: 45-50
2) Murase M, Pradhan N, Sumita YI, Wakabayashi N.
Use of digital technology in prosthesis fabrication for
an elderly patient with a maxillectomy and severe
trismus: A clinical report. J Prosthet Dent. 2023 Jun
15.
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ᮾிṑ⛉኱Ꮫ⪁ᖺṑ⛉⿵⥛Ꮫㅮᗙ
Effect of Denture Cleanser on Surface Roughness of Subtractive and Additive Denture Base Resins
Yamamoto Y, Saito T, Ryu M, Ueda T
Department of Removable Prosthodontics and Gerodontology, Tokyo Dental CollegeϨ㸬┠ⓗ ㏆ᖺ㸪✚ᒙ㐀ᙧἲࡸษ๐ຍᕤἲ࡜࠸ࡗ
ࡓ CAD/CAM ᢏ⾡࡟ࡼࡿ⩏ṑ〇సἲࡀᐇ⏝໬ࡉࢀ࡚࠸ࡿ㸬ࡇࢀࡽࡢ᪉ἲ࡛〇సࡉࢀࡓ⩏ṑࡣᶵᲔⓗ≉ᛶࡸᮦᩱࡢ⤌ᡂࡀຍ⇕㔜ྜࣞࢪ࡛ࣥ〇సࡉࢀࡓᚑ᮶ࡢ⩏ṑ࡜␗࡞ࡿࡓࡵ 1)㸪㐺ษ࡞⟶⌮᪉ἲࡀᚑ᮶ἲ࡛〇సࡉࢀࡓ⩏ṑ࡜␗࡞ࡿྍ⬟ᛶࡀ࠶ࡿ㸬⩏ṑὙί๣࡟ࡼࡿ໬ᏛⓗΎᤲࡣ⩏ṑࡢ⾨⏕⟶⌮࡟᭷ຠ࡛࠶ࡿࡀ㸪⩏ṑᗋࡢ⾲㠃⢒ࡉࢆኚ໬ࡉࡏࡿ࡜࠸
࠺ሗ࿌ࡶ࠶ࡿ㸬ࡋ࠿ࡋ㸪໬ᏛⓗΎᤲࡀ CAD/CAMᢏ⾡࡛〇సࡉࢀࡓ⩏ṑࡢ⾲㠃⢒ࡉ࡟୚࠼ࡿᙳ㡪࡟ࡘ࠸࡚ࡢሗ࿌ࡣᑡ࡞࠸㸬ᮏ◊✲ࡣ㸪⩏ṑὙί๣࡟ࡼࡿ໬ᏛⓗΎᤲࡀ CAD/CAM ⏝⩏ṑᗋ⏝ࣞࢪࣥࡢ⾲㠃⢒ࡉ࡟୚࠼ࡿᙳ㡪ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬ϩ㸬᪉ἲ ✚ᒙ㐀ᙧ⏝⩏ṑᗋ⏝࢔ࢡࣜࣝࣞࢪࣥ ࢹ࢕࣮࣐ࣉࣜࣥࢺ ࢹࣥࢳ࣮࣮ࣕ࣋ࢫ㸪Kulzer ✚ᒙἲ 㸪ษ๐ຍᕤ⏝⩏ṑᗋ⏝࢔ࢡࣜࣝࣞࢪࣥ Ivotion࣮࣋ࢫ㸪Ivoclar Vivadent ࣑ࣜࣥࢢἲ 㸪ຍ⇕㔜ྜᆺ⩏ṑᗋ⏝࢔ࢡࣜࣝࣞࢪࣥ ࢔࣮ࣂࣥ㸪ᯇ㢼  ᚑ᮶ἲ ࡢヨᩱࢆ 24 ∦ࡎࡘ〇సࡋࡓ㸬ヨᩱࡣ⩏ṑᗋ◊☻㠃ࢆ᝿ᐃࡋ㸪⮬ື◊☻⿦⨨࡟࡚㸡600, 800,
1200 ࡢ⪏Ỉ࣮࣌ࣃ࣮࡛◊☻ࢆ⾜࠸㸪ᕸࣂࣇ࡜◊☻⏝࣮ࣝࢪࣗ ࢔ࢡࢸ࢕ࣈࣈࣛ࢖ࢺ㸪ୗᮧ▼⭯ ࡟࡚Ⰿฟࡋࢆ⾜ࡗࡓ㸬ḟளሷ⣲㓟⣔⩏ṑὙί๣  ಸᕼ㔘 ࣛࣂࣛࢵࢡ D㸪ࢧࣥࢹࣥࢱࣝ 㸪୰ᛶ㐣㓟໬≀⣔⩏ṑὙί๣ 㓝⣲ධࡾ࣏ࣜࢹࣥࢺ㸪ࢢࣛࢡࢯ࣭ࢫ
࣑ࢫࢡࣛ࢖ࣥ 㸪࢔ࣝ࢝ࣜᛶ㐣㓟໬≀⣔⩏ṑὙί๣ࣂࢺ࣮ࣛࢹࣥࢳ࣮ࣕࢡ࣮ࣜࢼ࣮㸪6XQVWDU ࡢỈ⁐ᾮ࡜Ỉ㐨Ỉ࡟㸪ࡑࢀࡒࢀヨᩱࢆ 6 ∦ࡎࡘᾐₕࡋࡓ㸬ᾐₕᮇ㛫ࡣ 6 ࠿᭶㛫ࡢΎᤲࢆ᝿ᐃࡋ㸪8 ᫬㛫ᾐₕᚋ࡟ỈὙࡍࡿࡇ࡜ࢆ 1 ࢧ࢖ࢡࣝ࡜ࡋ࡚ 180 ࢧ࢖ࢡࣝ⾜ࡗࡓ㸬ᾐₕ๓ᚋࡢヨᩱࡢ⾲㠃⢒ࡉ SaSz ࢆ 3Dᐃ࣮ࣞࢨ࣮㢧ᚤ㙾࡟࡚ ᐃࡋ㸪ᑐᛂࡢ࠶ࡿ W ᳨
ᐃ࡛ẚ㍑ࡋࡓ㸦Į=0.05㸧㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ ḟளሷ⣲㓟⣔⩏ṑὙί๣࡟ᾐₕࡋࡓヨᩱࡢᾐₕ๓ᚋࡢ Sa㸦ᖹᆒsᶆ‽೫ᕪ㸧ࡣ㸪✚ᒙἲ࡛ 0.20±0.02ȝm ࡜ 0.18±0.03ȝm㸪࣑ࣜࣥࢢἲ࡛ 0.28±0.02ȝm ࡜ 0.26±0.02ȝm㸪ᚑ᮶ἲ࡛ࡣ
0.23±0.01ȝm ࡜ 0.20±0.01ȝm ࡛࠶ࡾ㸪࠸ࡎࢀࡶ᭷ព
ᕪࢆㄆࡵ࡞࠿ࡗࡓ㸬Sz ࡣ࣑ࣜࣥࢢἲࡢヨᩱ࡛ࡢࡳ᭷ពᕪࢆㄆࡵࡓ㸬୰ᛶ㐣㓟໬≀⣔⩏ṑὙί๣࡟ᾐₕ ࡋ ࡓ ヨ ᩱ ࡢ ᾐ ₕ ๓ ᚋ ࡢ Sa ࡣ 㸪 ✚ ᒙ ἲ ࡛
0.20±0.02ȝm ࡜ 0.17±0.01ȝm 㸪 ࣑ ࣜ ࣥ ࢢ ἲ ࡛
0.28±0.02ȝm ࡜ 0.29±0.02ȝm㸪ᚑ᮶ἲ࡛ 0.21±0.04ȝm
࡜ 0.16±0.01ȝm ࡛࠶ࡾ㸪✚ᒙἲ࡜ᚑ᮶ἲ࡛᭷ពᕪࢆ
ㄆࡵࡓ㸬6] ࡣ✚ᒙἲ㸪࣑ࣜࣥࢢἲ㸪ᚑ᮶ἲࡢヨᩱ࡛᭷ពᕪࢆㄆࡵࡓ㸬࢔ࣝ࢝ࣜᛶ㐣㓟໬≀⣔⩏ṑὙί๣࡟ᾐₕࡋࡓヨᩱࡢᾐₕ๓ᚋࡢ Sa ࡣ㸪✚ᒙἲ࡛
0.20±0.02ȝm ࡜ 0.17±0.01ȝm 㸪 ࣑ ࣜ ࣥ ࢢ ἲ ࡛
0.27±0.02ȝm ࡜ 0.28±0.02ȝm㸪ᚑ᮶ἲ࡛ 0.20±0.04ȝm
࡜ 0.15±0.01ȝm ࡛࠶ࡾ㸪ᚑ᮶ἲ࡛᭷ពᕪࢆㄆࡵࡓ㸬Sz ࡣᚑ᮶ἲࡢヨᩱ࡛᭷ពᕪࢆㄆࡵࡓ㸬Ỉ㐨Ỉ࡟ᾐₕ ࡋ ࡓ ヨ ᩱ ࡢ ᾐ ₕ ๓ ᚋ ࡢ Sa ࡣ 㸪 ✚ ᒙ ἲ ࡛
0.19±0.03ȝm ࡜ 0.14±0.01ȝm 㸪 ࣑ ࣜ ࣥ ࢢ ἲ ࡛
0.27±0.02ȝm ࡜ 0.25±0.02ȝm㸪ᚑ᮶ἲ࡛ 0.17±0.04ȝm
࡜ 0.14±0.02ȝm ࡛࠶ࡾ㸪✚ᒙἲ࡜ᚑ᮶ἲ࡛᭷ពᕪࢆ
ㄆࡵࡓ㸬Sz ࡣ✚ᒙἲࡢヨᩱ࡛᭷ពᕪࢆㄆࡵࡓ㸬✚ᒙἲ࡜ᚑ᮶ἲࡢヨᩱࢆ୰ᛶ㐣㓟໬≀⣔ࡸ࢔ࣝ࢝ࣜᛶ㐣㓟໬≀⣔ࡢ⩏ṑὙί๣࡟ᾐₕࡋࡓ㝿ࡢ⾲㠃⢒ࡉࡣ㸪Ỉ㐨Ỉ࡟ᾐₕࡋࡓ≀࡜ྠᵝࡢኚ໬࡛࠶ࡗ
ࡓࡓࡵ⩏ṑὙί๣࡟ࡼࡗ࡚⾲㠃⢒ࡉࡀ኱ࡁࡃ࡞ࡿ
ࡇ࡜ࡣ࡞࠿ࡗࡓ࡜⪃࠼ࡽࢀࡿ㸬࣑ࣜࣥࢢἲࡢヨᩱࡢ Sa ࡟ࡘ࠸࡚⩏ṑὙί๣࡜Ỉ㐨Ỉ࡛⾲㠃⢒ࡉ࡟ኚ໬ࡀㄆࡵࡽࢀ࡞࠿ࡗࡓࡢࡣ㸪௚ࡢヨᩱ࡜ẚ㍑ࡋ࡚
㔜ྜᗘࡀ㧗ࡃ㸪྾Ỉࡸ⩏ṑὙί๣ࡢᡂศ࡟ࡼࡿᙳ
㡪ࢆཷࡅ࡟ࡃ࠿ࡗࡓࡓࡵ࡜⪃࠼ࡽࢀࡿ㸬௨ୖࡼࡾ㸪ᮏ᮲௳ୗ࡛ࡣ໬ᏛⓗΎᤲ࡟ࡼࡗ࡚ CAD/CAM ᢏ⾡࡛〇సࡉࢀࡓ⩏ṑࡢ⾲㠃⢒ࡉࡀ኱ࡁࡃ࡞ࡽ࡞࠸ࡇ
࡜ࡀ♧၀ࡉࢀࡓ㸬ϫ㸬ᩥ⊩1) Vladmir P, Zdravko S, Amir C et al. Comparison of
Mechanical Properties of 3D-Printed, CAD/CAM, andConventional Denture Base Materials. Journal of
Prosthodontics 29 (2020) 524–528

− 26 −

O − 07࢚࢔࢔ࣈ࣮ࣞࢪࣙࣥࡢ᮲௳ࡀ CAD/CAM ⏝ࢥ࣏ࣥࢪࢵࢺ
ࣞࢪࣥࣈࣟࢵࢡࡢ᥋╔ᙉࡉ࡟ཬࡰࡍᙳ㡪‫ۑ‬୰ᓥ೺ኴ㑻  㸪᪂㇂୍᫂  㸪▼⏣⚈ᕫ  㸪୕ᾆ኱㍜  ᪥ᮏṑ⛉኱Ꮫ⏕࿨ṑᏛ㒊ṑ⛉⌮ᕤᏛㅮᗙ㸪 ࢺࢗࣝࢡ኱Ꮫ

Effect of Air Abrasion Conditions on Shear Bond Strength of CAD/CAM Composite Resin Blocks
Nakajima K1)㸪Shinya A1,2)㸪Ishida Y1)㸪Miura D1)
1)

Department of Dental Materials Science School of life Dentistry at Tokyo The Nippon Dental University㸪

2)

University of TurkuϨ㸬┠ⓗ
CAD/CAM ෙ➼ࡢ⿦╔࡟Ḟ࠿ࡏ࡞࠸ᶵჾ࡜ࡋ࡚ࢧ
ࣥࢻࣈࣛࢫࢱ࣮ࡀ࠶ࡿ㸬ᚑ᮶ᆺࡢࢧࣥࢻࣈࣛࢫࢱ࣮
ࡣᢏᕤ᧯సࡀ୺┠ⓗ࡛࠶ࡿࡓࡵ㸪タ⨨࡟ᗈ࠸ࢫ࣮࣌ࢫࡀᚲせ࡛࠶ࡿࡇ࡜㸪⿦╔┤๓࡟౑⏝ࡍࡿ࡟ࡣࢳ࢙
࢔ࢧ࢖ࢻ࠿ࡽࡢ⛣ືࡀᚲせ࡛࠶ࡿࡇ࡜࡞࡝฼౽ᛶ࡟
ஈࡋ࠿ࡗࡓ㸬୍᪉㸪ࢳ࢙࢔ࢧ࢖ࢻ࡛⏝࠸ࡿࡇ࡜ࢆ᝿
ᐃࡋࡓᑠᆺࡢࢧࣥࢻࣈࣛࢫࢱ࣮ࡶᏑᅾࡋ㸪୰࡟ࡣཱྀ⭍ෆ࡛ࡢ౑⏝ࢆ᝿ᐃࡋ࡚㸪⢊⢏ࡢ㣕ᩓࢆῶᑡࡉࡏࡿ
ࡓࡵ࡟㸪ὀỈࡀ࡛ࡁࡿࡶࡢࡀṑ⛉⏝ᄇᑕᘧษ๐ჾ࡜
ࡋ࡚㛤Ⓨࡉࢀ࡚࠸ࡿ㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣ CAD/CAMෙෆ㠃࡬ࡢࣈࣛࢫࢺฎ⌮ࢆࢳ࢙࢔ࢧ࢖ࢻ࡛⾜࠺ࡇ࡜ࢆ᝿ᐃࡋ㸪ṑ⛉⏝ᄇᑕᘧษ๐ჾࡢ⢊⢏ࡢ✀㢮ࡸ⢏ᚄࡢ ኱ ࡁ ࡉ ࡀ CAD/CAM ⏝ ࢥ ࣥ ࣏ ࢪ ࢵ ࢺ ࣞ ࢪ ࣥ㸦CR㸧ࣈࣟࢵࢡ࡟ᑐࡍࡿ⾲㠃⢒ࡉ࡜ࡏࢇ᩿᥋╔ᙉࡉ࡟ཬࡰࡍᙳ㡪࡟ࡘ࠸᳨࡚ウࡋࡓ㸬ϩ㸬᪉ἲ᥋╔ᑐ㇟࡜ࡋ࡚ CAD/CAM ⏝ CR㸦࢝ࢱࢼ࢔࣋ࣥ
ࢩ࢔ N㸪ࢡࣛࣞࣀࣜࢱࢣࢹࣥࢱࣝ㸧ࢆ㑅ᢥࡋࡓ㸬ࣈࣟࢵࢡࡣࢲ࢖ࣖࣔࣥࢻࢹ࢕ࢫࢡ㸦IsoMet1000㸧࡟࡚㸪ཌࡉ 3 mm ࡟ࢫࣛ࢖ࢫຍᕤࢆ⾜࠸㸦15 mm × 15
mm × 3 mm 㸧 㸪 ᖖ 㔜 ྜ ᆺ ⩏ ṑ ᗋ ⏝ ࣞ ࢪ ࣥ㸦Palapress vario㸪Kulzer㸧࡛ໟᇙࡋࡓࡶࡢࢆ⿕╔య࡜ࡋࡓ㸬⿕╔㠃ࡢࣈࣛࢫࢺฎ⌮࡟ࡣṑ⛉⏝ᄇᑕᘧษ๐ჾ㸦࢔ࢡ࢔ࢣ࢔㸪࢔ࣃࢱ࢖ࢺ㸧ࢆ⏝࠸㸪ὀỈୗ࡟࡚㓟໬࢔࣑ࣝࢼ⢏ᚄ 29 μm㸦29A㸧㸪㓟໬࢔࣑ࣝࢼ
⢏ᚄ 53 μm㸦53A㸧㸪ࢩࣝࢡࣂ࢖࢜࢔ࢡࢸ࢕ࣈ࢞ࣛ
ࢫࣃ࢘ࢲ࣮⢏ᚄ 50㹼70 μm㸦SYL㸧ࢆ౑⏝ࡋࡓ㸬ࡲࡓ 㸪 ᢏ ᕤ ⏝ ࢧ ࣥ ࢻ ࣈ ࣛ ࢫ ࢱ ࣮ 㸦 Basic classic 㸪
Renfert㸧࡜㓟໬࢔࣑ࣝࢼ⢏ᚄ 50 μm ࡜ࢆ⏝࠸ࡓ࣏ࢪࢸ࢕ࣈࢥࣥࢺ࣮ࣟࣝ㸦50B㸧࡜㸪ࣈࣛࢫࢺฎ⌮ࢆ⾜ࢃ࡞࠸ࢿ࢞ࢸ࢕ࣈࢥࣥࢺ࣮ࣟࣝ㸦CON㸧ࡢ 5 ᮲௳࡜ࡋࡓ㸬࡞࠾ࣈࣛࢫࢺฎ⌮ࡣᅽຊࢆ 0.3 MPa㸪ᄇᑕ㊥㞳ࢆ⿕╔㠃࠿ࡽ⣙ 10 mm㸪ᄇᑕ᫬㛫ࢆ 10 ⛊㛫࡜ࡋࡓ㸬ࣈࣛࢫࢺฎ⌮ᚋ⿕╔㠃ࡢ⾲㠃⢒ࡉࢆᑠᆺ⾲㠃⢒ࡉ ᐃᶵ㸦Surfcom Flex-50Aᮾி⢭ᐦ㸧ࢆ⏝࠸࡚ᐃࢆ⾜ࡗࡓ㸬ࣈࣛࢫࢺฎ⌮ᚋࡢ⿕╔㠃ࡣࢭ࣑ࣛࢵࢡ
ࣉࣛ࢖࣐࣮㸦ࢭ࣑ࣛࢵࢡࣉࣛ࢖࣐࣮ࣉࣛࢫ㸪ࢡࣛࣞࣀࣜࢱࢣࢹࣥࢱࣝ㸧ࢆሬᕸࡋ㸪ࢩࣛࣥฎ⌮ࢆ⾜ࡗࡓ㸬┤ᚄ 2.4 mm ࡢ෇ᰕ≧࣮ࣔࣝࢻࢆヨ㦂∦ࡢ⿕╔㠃ୖ࡟タ⨨ࡋ㸪᥋╔ᛶࣞࢪࣥࢭ࣓ࣥࢺ㸦ࣃࢼࣅ࢔ V5㸪ࢡࣛࣞࣀࣜ ࢱ ࢣ ࢹ ࣥ ࢱ ࣝ 㸧 ࢆ ⠏ ┒ ࡋ 㸪 ග ↷ ᑕ ჾ 㸦 Valo 㸪
Ultradent㸧ࢆ⏝࠸࡚୕᪉ྥ࠿ࡽྛ 20 ⛊ࡎࡘྜィ 60 ⛊㛫ࡢග↷ᑕ㸦ᖹᆒ 900 mW/cm²㸧ࢆ⾜ࡗࡓ㸬᥋╔᧯సࡀ᏶஢ࡋࡓヨ㦂∦ࡣ㉸⣧Ỉ୰࡟ᾐₕࡋ㸪37 ࡛ 24 ᫬㛫㟼⨨ಖ⟶ࡋࡓ㸬ࡏࢇ᩿᥋╔ヨ㦂ࡣ୓⬟ᮦᩱヨ㦂
㸦UltraTester㸪Ultradent㸧࡟࢘ࣝࢺࣛࢹࣥࢺ἞ලࢆྲྀࡾ
௜ࡅ㸪ࢡࣟࢫ࣊ࢵࢻࢫࣆ࣮ࢻ 1.0 mm/min ࡟࡚⾜ࡗࡓ㸦n=15 㸧㸬ᚓࡽࢀࡓ⤖ᯝࡣศᩓศᯒࢆ⾜ࡗࡓࡢࡕ㸪
Tukey ࡢከ㔜ẚ㍑᳨ᐃࢆ⾜ࡗࡓ㸦Į=0.05㸧㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ⾲㠃⢒ࡉ࡟ࡘ࠸࡚ࡣ 50B ࡀ᭱ࡶ㧗࠸್㸦2.52 μm㸧
ࢆ㸪CON ࡀ᭱ࡶప࠸್㸦0.10 μm㸧ࢆ♧ࡋ㸪CON ⩌࡜
SYL ⩌㛫࡟᭷ព࡞ᕪࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ㸦p >0.05㸧㸬ࡏࢇ᩿᥋╔ᙉࡉࡢ⤖ᯝ࡛ࡶ 50B ࡀ᭱ࡶ㧗࠸್㸦19.35
MPa㸧ࢆ♧ࡋࡓࡶࡢࡢ㸪50B ⩌࡜ 53A ⩌㛫࡟᭷ព࡞ᕪ
ࡀㄆࡵࡽࢀ࡞࠿ࡗࡓ㸦p>0.05㸧㸬ࡲࡓ㸪CON ⩌࡜ SYL⩌㛫࡛ࡶ᭷ព࡞ᕪࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ㸦p>0.05㸧㸬ࡏࢇ᩿᥋╔ᙉࡉ࠾ࡼࡧ⾲㠃⢒ࡉࡣ㸪ࣈࣛࢫࢺฎ⌮࡟౑⏝ࡋࡓ⢊⢏ࡀ኱ࡁࡃ࡞ࡿ࡟ᚑ࠸ྥୖࡋࡓ㸬ࡋ࠿ࡋ࡞ࡀ
ࡽ㸪SYL ࡛ࡣ␗࡞ࡿ⤖ᯝ࡜࡞ࡗࡓ㸬ࡇࢀࡣ౑⏝ࡋࡓ⢊⢏࡛࠶ࡿࣂ࢖࢜࢔ࢡࢸ࢕ࣈ࢞ࣛࢫࣃ࢘ࢲ࣮ࡢ≀ᛶࡀప࠿ࡗࡓࡓࡵ㸪⢏ᚄࡀ኱ࡁ࠸࡟ࡶ࠿࠿ࢃࡽࡎຠᯝⓗ࡟⢒㐀㠃ࢆసࢀ࡞࠿ࡗࡓࡇ࡜ࡀᙳ㡪ࡋ࡚࠸ࡿ࡜⪃࠼ࡽࢀࡿ㸬ࡲࡓ㸪⢏ᚄࡢ኱ࡁࡉࡀྠࡌ࡛࠶ࢀࡤ㸪ᚑ᮶ᆺࡢࢧ
ࣥࢻࣈࣛࢫࢱ࣮࡜ࢳ࢙࢔ࢧ࢖ࢻ⏝ṑ⛉⏝ᄇᑕᘧษ๐ჾ
࡜ࡢ㛫࡟᥋╔ᙉࡉࡢᕪࡣㄆࡵࡽࢀࡎ㸪ὀỈࡀ᥋╔㜼ᐖ࡟࡞ࡿྍ⬟ᛶࡣ࡯࡜ࢇ࡝࡞࠸࡜⪃࠼ࡽࢀࡿ㸬௨ୖࡢ⤖ᯝ࠿ࡽ㸪ṑ⛉⏝ᄇᑕᘧษ๐ჾ࡜⢏ᚄ 53 μm ࡢ㓟໬࢔࣑ࣝࢼࢆ⏝࠸ࡓࣈࣛࢫࢺฎ⌮ࡣᚑ᮶ᆺࢧࣥࢻࣈࣛࢫࢱ࣮
࡜ྠ➼ࡢຠᯝࡀᚓࡽࢀࡿࡇ࡜ࡀ᫂ࡽ࠿࡜࡞ࡗࡓ㸬− 27 −

O − 08✚ᒙ㐀ᙧ࡛〇సࡋࡓᗋ⏝ࣞࢪࣥ࡟ᑐࡍࡿಟ⌮⏝ࣞࢪࣥࡢ᥋╔ᙉࡉ࡬ࡢ⾲㠃ฎ⌮ࡢᙳ㡪‫⏣ۑ‬୰ᕼ㸪୰⃝࿴┿㸪❳ ṇ኱ୖ⏣㈗அ
ᮾிṑ⛉኱Ꮫ⪁ᖺṑ⛉⿵⥛Ꮫㅮᗙ
Effect of surface treatment on the adhesion strength of repair resins to denture base resin specimens
fabricated by additive manufacturing method
Tanaka N, Nakazawa K, Ryu M, Ueda T
Department of Removable Prosthodontics and Gerodontology, Tokyo Dental CollegeϨ㸬┠ⓗ ✚ᒙ㐀ᙧἲ࡟ࡼࡗ࡚〇సࡋࡓ⩏ṑࡀ⮫ᗋᛂ⏝ࡉࢀ࡚࠸ࡿࡀ㸪ᚑ᮶ᆺࡢ⩏ṑ࡜ྠᵝ࡟ᗋࡢ◚ᢡࢆ⏕ࡌࡿࡇ࡜ࡀ࠶ࡿ㸬ಟ⌮࡟౑⏝ࡍࡿᮦᩱࡣ㸪ᖖ 㔜ྜࣞࢪࣥࡸ✚ᒙ㐀ᙧ⏝ࣞࢪࣥࡀೃ⿵࡜࡞ࡿࡀ㸪㐺ษ࡞ᮦᩱࡸ◚ᢡ㠃࡬ࡢ⾲㠃ฎ⌮᪉ἲࡣ᫂ࡽ࠿࡟ࡉ
ࢀ࡚࠾ࡽࡎ㸪◚ᢡ࡟ᑐࡍࡿಟ⌮ἲࡢ☜❧ࡣࡉࢀ࡚࠸࡞࠸㸬ᮏ◊✲ࡣ✚ᒙ㐀ᙧἲ࡛〇సࡋࡓ⩏ṑᗋ⏝ࣞࢪࣥヨᩱ࡟ᑐࡍࡿಟ⌮⏝ࣞࢪࣥࡢ᥋╔ᙉࡉ࡬ࡢ⿕╔㠃࡬ࡢ⾲㠃ฎ⌮ࡢᙳ㡪ࢆ᳨ウࡍࡿࡇ࡜ࢆ┠ⓗ
࡜ࡋࡓ㸬
ϩ㸬᪉ἲ
 ✚ᒙ㐀ᙧ⏝ࣞࢪࣥ㸦✚ᒙࣞࢪࣥ㸧ࡲࡓࡣᖖ 㔜ྜᆺ⩏ṑᗋ⏝ࣞࢪࣥ㸦ᗋ⏝ࣞࢪࣥ㸧ࢆ⏝࠸࡚෇ᰕᙧࡢヨᩱࢆ〇సࡋ㸪⿕᥋╔㠃ࢆ#600 ࡲ࡛◊☻ࡋࡓ㸬✚ᒙࣞࢪࣥヨᩱࡣ㸪⿕᥋╔㠃࡟ࣉࣛ࢖࣐࣮㸦ࣞࢪࣥࣉࣛ࢖࣐࣮㸪ࢪ࣮ࢩ࣮㸧ࢆ 5 ⛊㛫ሬᕸࡍࡿࣉࣛ
࢖࣐࣮ฎ⌮࡜↓ฎ⌮࡜ࢆタᐃࡋࡓ㸬ࡑࢀࡒࢀࡢヨᩱࡢ⾲㠃⢒ࡉ㸦Sa, Sz㸧ࢆ࣮ࣞࢨ࣮㢧ᚤ㙾࡛ィ ࡋࡓ㸬ヨᩱࢆ⵨␃Ỉ࡟ 48 ᫬㛫ᾐₕᚋ㸪ಟ⌮⏝ࣞࢪࣥࡢ᥋╔㒊ࢆ┤ᚄ 5.0mm ࡟つᐃࡋ㸪ྠ㒊࡟࢔ࢡࣜࣝ
⟶ࢆᅛᐃࡋࡓ㸬ಟ⌮⏝ࣞࢪࣥ࡜ࡋ࡚✚ᒙࣞࢪࣥ㸪ᗋ⏝ࣞࢪࣥ࠾ࡼࡧᖖ 㔜ྜࣞࢪࣥ㸦ᖖ ࣞࢪࣥ㸧ࢆタᐃࡋ㸪࢔ࢡࣜࣝ⟶ෆ㒊࡟ὶࡋ㎸ࡳ᥋╔ࡉࡏࡓ㸬
ヨᩱ࡜ಟ⌮⏝ࣞࢪࣥࡢ⤌ࡳྜࢃࡏࡣ㸪✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸪↓ฎ⌮㸧࡟ࡣᖖ ࣞࢪࣥࡲࡓ
ࡣྠࡌ✚ᒙࣞࢪࣥ㸪ᗋ⏝ࣞࢪࣥ࡟ࡣྠࡌᗋ⏝ࣞࢪࣥࡲࡓࡣᖖ ࣞࢪࣥ࡜ࡋ㸪ྛ 10 ಶタᐃࡋࡓ㸬୓⬟
ヨ㦂ᶵ࡛ࢡࣟࢫ࣊ࢵࢻࢫࣆ࣮ࢻࢆ 1.0mm/min ࡟タᐃࡋ㸪ࡏࢇ᩿᥋╔ᙉࡉࢆ ᐃࡋࡓ㸬ྛヨᩱ⩌㛫࡟࠾ࡅࡿ⾲㠃⢒ࡉ࡜㸪ヨᩱ-ಟ⌮⏝ࣞࢪࣥࡢྛ⤌ࡳྜࢃࡏ㛫࡟࠾ࡅࡿ᥋╔ᙉࡉࡢẚ㍑ࢆ㸪Kruskal-Wallis
᳨ᐃᚋ㸪Mann-Whitney ࡢ U ᳨ᐃ㸦Bonferroni ⿵ṇ㸧࡛ゎᯒࡋࡓ㸦Į㸻0.05㸧㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ Sa㸦ᖹᆒ್±ᶆ‽೫ᕪ㸧ࡣ✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧࡛ 0.75±0.13 ੇ㸪✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧− 28 −

࡛ 0.95±0.03 ੇ㸪ᗋ⏝ࣞࢪ࡛ࣥ 0.84±0.03 ੇ࡛࠶ࡾ㸪඲࡚ࡢ⩌㛫࡛᭷ពᕪࢆㄆࡵࡓ㸬Sz㸦ᖹᆒ್±ᶆ‽೫ᕪ㸧ࡣ✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧࡛ 16.3±3.6ੇ㸪✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧࡛ 16.3±1.4 ੇ㸪ᗋ⏝ࣞࢪ࡛ࣥ 14.5±1.2 ੇ࡛࠶ࡾ㸪✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧࡜ᗋ⏝ࣞࢪ࡛ࣥ᭷ពᕪࢆㄆࡵࡓࡀ㸪ࡑࡢ௚ࡢ⩌㛫࡛ࡣ᭷ពᕪࢆㄆࡵ࡞࠿ࡗࡓ㸬᥋╔ᙉࡉ㸦ᖹᆒ್±ᶆ‽೫ᕪ㸧ࡣ✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧-✚ᒙࣞࢪ࡛ࣥ
7.1±1.7MPa㸪✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧-ᖖ 㔜ྜࣞࢪ࡛ࣥ 6.6±2.2MPa ࡛࠶ࡾ㸪ᗋ⏝ࣞࢪࣥ-ᖖ 㔜ྜࣞࢪ࡛ࣥ 19.1±2.6MPa㸪ᗋ⏝ࣞࢪࣥ-ᗋ⏝ࣞࢪ࡛ࣥᩘ
್ 18.7±1.2MPa ࡛࠶ࡗࡓ㸬ࡲࡓ✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧-✚ᒙࣞࢪࣥࡣ 15.0±3.1MPa㸪✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧-ᖖ 㔜ྜࣞࢪࣥࡣ
14.6±4.5MPa ࡛࠶ࡗࡓ㸬✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧-✚ᒙࣞࢪࣥ⩌࡜㸪✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧-ᖖ 㔜ྜࣞࢪࣥ⩌ࡣࡑࡢ௚ࡢ⩌࡜᭷ពᕪࢆㄆࡵࡓ㸬✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧✚ᒙࣞࢪࣥ⩌ࡣ㸪ᗋ⏝ࣞࢪࣥ-ᗋ⏝ࣞࢪࣥ⩌㸪ᗋ⏝ࣞࢪࣥ-ᖖ ࣞࢪࣥ⩌࡜ࡢ㛫࡟᭷ពᕪࢆㄆࡵ࡞࠿
ࡗࡓ㸬✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧-ᖖ ࣞࢪࣥ⩌ࡣᗋ⏝ࣞࢪࣥ-ᖖ ࣞࢪࣥ⩌࡜ࡢ㛫࡟᭷ពᕪࢆ
ㄆࡵ࡞࠿ࡗࡓ㸬✚ᒙࣞࢪࣥ㸦↓ฎ⌮㸧࡟ᑐࡍࡿಟ⌮⏝ࣞࢪࣥࡢ᥋╔ᙉࡉࡣపࡃ,✚ᒙࣞࢪࣥࡢ୺ᡂศ࡛࠶ࡿࣔࣀ
࣐࣮ࡀᗋ⏝ࣞࢪࣥ࡜␗࡞ࡿࡇ࡜ࡸ㔜ྜᗘࡢ㐪࠸ࡀᙳ㡪ࡋ࡚࠸ࡿྍ⬟ᛶࡀ࠶ࡿ㸬✚ᒙࣞࢪࣥ㸦ࣉࣛ࢖࣐࣮ฎ⌮㸧࡟ᑐࡍࡿಟ⌮⏝ࣞࢪࣥࡢ᥋╔ᙉࡉࡣ㸪↓ฎ⌮࡟ᑐࡋ࡚㧗ࡃ㸪ࣉࣛ࢖࣐࣮ࡢ୺ᡂศ࡛࠶ࡿ
ࢪࢡ࣓ࣟࣟࢱࣥࡀ✚ᒙࣞࢪࣥࢆ⁐ゎࡋ࡚᥋╔ຊࡢྥୖ࡟ᐤ୚ࡋ࡚࠸ࡿྍ⬟ᛶࡀ࠶ࡿ㸬✚ᒙ㐀ᙧ⏝ࣞࢪࣥ࡟ᑐࡍࡿᖖ 㔜ྜࣞࢪࣥ࠾✚ᒙ㐀ᙧ⏝ࣞࢪࣥࡢ᥋╔ᙉࡉࡣ㸪ᖖ 㔜ྜᆺ⩏ṑᗋ⏝ࣞࢪࣥ࡟ᑐࡍࡿ᥋╔ᙉࡉࡼࡾప࠸ࡀ,ࣉࣛ࢖࣐࣮ฎ⌮࡟ࡼࡾ㸪ᖖ 㔜ྜࣞࢪࣥ࠾ࡼࡧ✚ᒙ㐀ᙧ⏝ࣞࢪࣥࡢ᥋╔ᙉࡉࡣྥୖࡍࡿࡇ࡜ࡀ᫂ࡽ࠿࡜࡞ࡗ
ࡓ㸬O − 09
Candida albicans ࡢ⑓ཎᛶ࡟ཬࡰࡍṑ࿘⑓ཎ⳦ࡢ㛵୚࡟ࡘ࠸࡚
ࠐ1)すᾆⱥட㸪2)⏣ᮧ᐀᫂㸪1)㧘ᶫభ࿴㸪1)ᾆ⏣೺ኴ㑻㸪1)すᑿ೺௓㸪1)ᆤ⏣೺Ⴙ㸪
1)℈୰୍ᑗ㸪1)㣤἟฼ග

1)

᪥ᮏ኱ᏛṑᏛ㒊ṑ⛉⿵⥛Ꮫ➨ ㅮᗙ㸪2)᪥ᮏ኱ᏛṑᏛ㒊ឤᰁ⑕ච␿Ꮫㅮᗙ

Varying effects of periodontal pathogens on Candida albicans.
ࠐ1)Nishiura H, 2)Tamura M, 1)Takahashi Y, 1)Urata K, 1)Nishio K, 1)Tsubota K, 1)Hamanaka K, 1)Iinuma T
1)

Department of Complete Denture Prosthodontics, Nihon University School of Dentistry2)

Department of Microbiology and Immunology, Nihon University School of DentistryϨ. ┠ⓗ⩏ṑࡢΎᤲ୙Ⰻࢆㄆࡵࡿ㧗㱋ࡢᝈ⪅࡛ࡣཱྀ⭍࢝ࣥࢪࢲ⑕ࢆㄆࡵࡿࡇ࡜ࡀᑡ࡞ࡃ࡞࠸㸬ཱྀ⭍࢝ࣥࢪࢲ⑕ࡣච␿ᶵ⬟ࡢపୗࢆཎᅉ࡜ࡋ࡚Ⓨ⑕ࡍࡿ࢝ࣥ
ࢪࢲᒓ┿⳦࡟ࡼࡿ᪥࿴ぢឤᰁ⑕࡛࠶ࡾ㸪ཱྀ⭍ෆᖖᅾᚤ⏕≀࡛࠶ࡿ Candida albicans㸦௨ୗ C. albicans㸧ࡀⓎ⑕࡟ᙉࡃ㛵୚ࡋ࡚࠸ࡿ㸬ࡇࡢ┿⳦ࡣ࢔ࢡࣜࣝ
ࣞࢪࣥ࡟௜╔ࡋࡸࡍ࠸ࡇ࡜࠿ࡽ⩏ṑࡢΎᤲ୙Ⰻࢆ
࿊ࡍࡿᝈ⪅ࡢཱྀ⭍ෆࡼࡾከࡃ᳨ฟࡉࢀࡿࡀ㸪⯆࿡῝࠸ࡇ࡜࡟ṑ࿘⑓ᝈ⪅ࡢཱྀ⭍ෆ࠿ࡽࡶ᳨ฟࡉࢀࡿ
ࡇ࡜ࡀሗ࿌ࡉࢀ࡚࠸ࡿ 1㸧㸬ࡋࡓࡀࡗ࡚㸪ṑ࿘⑓ཎ⳦࡜ C. albicans ࡜ࡢ⑓ཎᛶ࡟┦஫స⏝ࡀ࠶ࡿሙྜ㸪㒊ศᗋ⩏ṑ⿦╔⪅࡟࠾ࡅࡿཱྀ⭍࢝ࣥࢪࢲ⑕ࡢ
ቑᝏ࡟㸪ࡇࡢ┦஫స⏝ࡀ㛵୚ࡍࡿྍ⬟ᛶࡀ⪃࠼ࡽ
ࢀࡿࡀヲ⣽ࡣ᫂ࡽ࠿࡛ࡣ࡞࠸㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣ, C. albicans ࡜ṑ࿘⑓ཎ⳦ࡢ┦஫స⏝ࢆ᳨ウࡍࡿࡓࡵ࡟㸪ṑ࿘⑓ཎ⳦ࡢᇵ㣴ୖΎࢆ⏝࠸࡚㸪C. albicans ࡢⓎ⫱㸪࢔ࢡࣜࣝࣞࢪࣥ࡬
ࡢ௜╔⬟࡜ࣂ࢖࢜ࣇ࢕࣒ࣝᙧᡂ⬟㸪࠾ࡼࡧ
C. albicans ࡢ⑓ཎᛶࡢቑᝏ࡟㛵ࢃࡿ㓝ẕᙧ࠿ࡽ⳦⣒ᙧ࡬ࡢ஧ᙧᛶኚ᥮࡟ཬࡰࡍᙳ㡪ࢆ᳨ウࡋࡓ㸬ϩ. ᪉ἲ
ヨ㦂⳦ᰴࡣ C. albicans ATCC18804 ᰴࢆ౪ヨࡋࡓ 㸬ヨ ᩱ࡜ࡋ ࡚㸪ṑ ࿘⑓ ཎ⳦ࡢ Porphyromonas
gingivalis ATCC33277 ᰴ 㸦 ௨ ୗ P. gingivalis 㸧㸪
Fusobacterium nucleatum ATCC25586 ᰴ㸦௨ୗ F.
nucleatum㸧㸪Tannerella forsythia JCM10827 ᰴ㸦௨ୗ
T. forsythia㸧࡞࡝ 5 ⳦ᰴࡢ 48 ᫬㛫᎘Ẽᇵ㣴ᚋࡢୖΎࢆ⏝࠸ࡓ㸬Ⓨ⫱࡬ࡢᙳ㡪ࡣ㸪ヨ㦂⳦ᰴࢆ 96 ࢙࢘ࣝࣉ࣮ࣞࢺ࡟࡚ṑ࿘⑓ཎ⳦ᇵ㣴ୖΎࢆ 5㹼20%ࡢ
⃰ᗘ࡛ῧຍࡋࡓᇵᆅ࡛ᇵ㣴ᚋ㸪ᇵᆅࡢ⃮ᗘ㸦600nm
್㸧ࢆࡶ࡜࡟᳨ウࡋࡓ㸬⑓ཎᅉᏊࡢ࠺ࡕ㸪 ࢔ࢡࣜࣝࣞࢪࣥ࡬ࡢ௜╔࡟ཬࡰࡍᙳ㡪࡛ࡣྛṑ࿘⑓ཎ⳦ࡢᇵ㣴ୖΎࡢᏑᅾୗ࡛௜╔ࡋࡓ C. albicans ࡟㉸㡢Ἴฎ⌮ࢆ⾜࠸ᅇ཰ࡋ㸪Colony Forming Unit㸦CFU㸧࡟᳨࡚ウࡋࡓ㸬ḟ࡟㸪ࣂ࢖࢜ࣇ࢕࣒ࣝᙧᡂ࡬ࡢᙳ
㡪ࡣ㸪Ⓨ⫱࡬ࡢᙳ㡪࡜ྠᵝࡢ᪉ἲ࡟࡚ 48᫬㛫ᇵ㣴ᚋ࡟ᙧᡂࡋࡓࣂ࢖࢜ࣇ࢕࣒ࣝ㔞ࢆẚ⃮ἲ࡛ ᐃࡋࡓ㸬᭱ᚋ࡟ C. albicans ࡢ⑓ཎᛶࡢ஧ᙧᛶ
ኚ᥮࡟ཬࡰࡍᙳ㡪࡟ࡘ࠸࡚㸪ྠୖࡢᇵᆅ࡛ 6 ᫬㛫ᇵ㣴ᚋ㸪┿⳦⣽⬊ᙧែࢆᰁⰍࡋ࡚㢧ᚤ㙾ୗ࡛ほᐹࡍࡿ࡜࡜ࡶ࡟ flow cytometry ゎᯒࢆ⾜࠸᳨ウࡋࡓ㸬
Ϫ. ⤖ᯝ࡜⪃ᐹ
C. albicans ࡢⓎ⫱ࡣ㸪
12 ᫬㛫ᇵ㣴࡛ P. gingivalis㸪
F. nucleatum ࠾ࡼࡧ T. forsythia ࡢ 10㸪20%ᇵ㣴ୖΎࡢῧຍ࡛ಁ㐍ຠᯝࡀ᭷ព࡟ㄆࡵࡽࢀࡓࡀ㸪24 ᫬㛫ᇵ㣴࡛ࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ㸬ࡇࢀࡣᇵᆅ୰ࡢ⳦ᐦ
ᗘࡀୖ᪼ࡋ㸪ࢡ࣒࢜ࣛࢭࣥࢩࣥࢢࢩࢫࢸ࣒࡟ࡼࡾ
Ⓨ⫱ࡀᢚไࡉࢀࡓࡓࡵ࡜⪃࠼ࡽࢀࡿ㸬࢔ࢡࣜࣝࣞࢪࣥ࡬ࡢ௜╔⬟࡟ཬࡰࡍᙳ㡪࡟ࡘ࠸࡚ࡣ㸪P. gingivalis ࡜ T. forsythia ࡢ 10, 20%ᇵ㣴ୖΎࡢῧຍ࡛ CFU ࡢቑຍࡀㄆࡵࡽࢀࡓࡇ࡜࠿ࡽ㸪ࡇࢀࡽࡢᇵ㣴ୖΎࡣ C. albicans ࡢ௜╔ࢆಁ㐍ࡍࡿࡇ࡜ࡀ☜ㄆࡉࢀࡓ㸬ࣂ ࢖ ࢜ ࣇ ࢕ ࣝ ࣒ ᙧ ᡂ ࡟ ཬ ࡰ ࡍ ᙳ 㡪 ࡛ ࡣ 㸪 P.
gingivalis㸪F. nucleatum ࠾ࡼࡧ T. forsythia ࡢ 10,20%ᇵ㣴ୖΎࡢῧຍ࡛ࣂ࢖࢜ࣇ࢕࣒ࣝᙧᡂ㔞ࡢୖ᪼ࡀ☜ㄆࡉࢀࡓ㸬஧ᙧᛶኚ᥮࡬ࡢᙳ㡪࡛ࡣ㸪ᰁⰍࡋࡓ┿⳦⣽⬊ࡢ㢧ᚤ㙾ほᐹീ࡛ࡣ P. gingivalis ࡜ T. forsythia ࡟࠾࠸࡚ῧຍࡋࡓᇵ㣴ୖΎ⃰ᗘ࡟౫Ꮡࡋ࡚⳦⣒ᙧኚ᥮ࡢಁ㐍ࡀࡳࡽࢀ㸪ࡉࡽ࡟ 20%ῧຍ᫬ࡢヨᩱࢆ⏝࠸ࡓ
flow cytometry ゎᯒࡢ⤖ᯝ࠿ࡽ⳦⣒ᙧኚ᥮⋡ࡢୖ᪼ࡀ☜ㄆ࡛ࡁࡓ㸬௨ୖࡢ⤖ᯝ࠿ࡽ㸪ṑ࿘⑓ཎ⳦ࡢᇵ㣴ୖΎ࡟ࡼࡾ
C. albicans ࡢⓎ⫱࡜⑓ཎᛶࡣಁ㐍ࡉࢀࡿࡇ࡜ࡀ᫂
ࡽ࠿࡜࡞ࡾ㸪⩏ṑ⿦╔⪅ࡢཱྀ⭍ෆ࡟࠾ࡅࡿ
C. albicans ቑຍ࡟ṑ࿘⑓ཎ⳦ࡀ㛵୚ࡋ࡚࠸ࡿྍ
⬟ᛶࡀ♧၀ࡉࢀࡓ㸬
ϫ. ᩥ⊩1) Suresh Unniachan A, Krishnavilasom Jayakumari
N, Sethuraman S. Association between Candida
species and periodontal disease: A systematic
review. Curr Med Mycol. 2020; 6(2): 63-68.

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O − 10⬺ศ໬⬡⫫⣽⬊ࡢ⮬ᐙ⛣᳜࡟ࡼࡿṑ࿘⤌⧊෌⏕⬟ࡢ㠀⮫ᗋⓗ᳨ウࠐ⛅⏣኱㍜㸪᭶ᮧ┤ᶞ㸪஭ୖ㝕㸪ຍ⸨໏㸪㕥ᮌ⥤ዉ㸪Ọ஭ᰤ୍㸪ⴗཎⰾᖾ
᪥ᮏ኱ᏛṑᏛ㒊ṑ⛉⿵⥛Ꮫ➨ϩㅮᗙEnhanced periodontal tissue regeneration using mature adipocyte-derived dedifferentiated fat (DFAT) cells
in miniature pig.
Akita D, Tsukimura N, Inoue J, Kato I, Suzuki A, Nagai E, Hagiwara Y
Department of Partial Denture Prosthodontics, Nihon University School of DentistryI㸬┠ⓗ㔜ᗘࡢṑ࿘⑌ᝈ࡟㉳ᅉࡍࡿ㧗ᗘࡢ㦵྾཰ࡣ㸪⿵⥛⿦⨨ࡢᏳᐃᛶࡀᝏࡃ࡞ࡿࡓࡵ㸪ᶵ⬟ࡢᅇ᚟ࡣᐜ
࡛᫆ࡣ࡞࠸㸬ᦆയࢆ࠺ࡅࡓჾᐁ࣭⤌⧊ࡢᶵ⬟ᅇ᚟ࢆ┠ᣦࡍ෌⏕་ᏛࡢⓎᒎࡣ㸪ṑ⛉㡿ᇦ࡟࠾࠸࡚ࡶ
᭷⏝ᛶࡀᮇᚅࡉࢀ࡚࠸ࡿࡶࡢࡢ㸪┠ⓗ࡜ࡋࡓ⤌⧊ࡢ෌⏕࡟ᚲせ࡜ࡉࢀࡿ㛫ⴥ⣔ᖿ⣽⬊ࢆㄪ〇ࡍࡿࡓࡵ࡟ࡣ㸪⤌⧊ࡢ᥇ྲྀ࡟ไ㝈ࡀᏑᅾࡍࡿ㸬᪥ᮏ኱Ꮫ࡛ࡣᡂ⇍⬡⫫⣽⬊ࢆኳ஭ᇵ㣴ࡍࡿࡇ࡜࡛ᚓࡽࢀࡿ⬺ศ໬⬡⫫⣽⬊㸦DFAT㸧ࡀ㸪㧗࠸ቑṪ⬟࡜ከศ໬⬟ࢆ᭷ࡋ㸪ᵝࠎ࡞ື≀⑌ᝈࣔࢹࣝ࡟ᑐ
ࡋ࡚ᩘከࡃࡢ⛣᳜ຠᯝࡀ࠶ࡿࡇ࡜ࢆሗ࿌ࡋ࡚ࡁࡓ
㸦PCT/JP2004/007322㸧1)㸬
ᡃࠎࡣࡇࢀࡲ࡛࡟㸪⭡㒊⬡⫫⤌⧊㸦⣙ 1g㸧ࡼࡾㄪ〇ࡉࢀࡓ DFAT ࡀ㸪ࣛࢵࢺཬࡧ࣐࢖ࢡ࣑ࣟࢽࣈ
ࢱ㸦MMP㸧࡟࠾࠸࡚ṑ࿘⤌⧊෌⏕ࢆಁ㐍ࡍࡿࡇ࡜ࢆሗ࿌ࡋ࡚ࡁࡓ㸦PCT/JP2014/064633㸧2), 3)㸬
ࡋ࠿ࡋ࡞ࡀࡽ㸪㢋⬡⫫య⏤᮶࡟࠾ࡅࡿ DFAT ࡢṑ࿘⤌⧊෌⏕⬟ࡣ᫂ࡽ࠿࡟ࡉࢀ࡚࠸࡞࠸㸬ࡑࡢࡓࡵ㸪MMP ᆶ┤ᛶ㦵Ḟᦆࣔࢹࣝ࡟㢋⬡⫫య⏤᮶ࡢ⮬ᐙ DFAT ⛣᳜ࢆ⾜࠸㸪ṑ࿘⤌⧊෌⏕⬟࡜⏕యᏳ඲ᛶࢆ᳨ウࡋࡓ㸬II㸬᪉ἲ
MMP 㢋⬡⫫య࠿ࡽᡂ⇍⬡⫫⣽⬊ࢆኳ஭ᇵ㣴ࡍࡿࡇ࡜࡟ࡼࡾ DFAT ࢆㄪ〇ࡋ㸪㏻ἲ࡝࠾ࡾ⥅௦ࡋࡓ㸬ୗ㢡ᕥྑഃ➨ 2 ᑠ⮻ṑ㒊㢋ഃ㏆ᚰ᰿࡟㛗ࡉ
7mm×῝ࡉ 5mm×ᖜ 3mm ࡢᆶ┤ᛶ㦵Ḟᦆࣔࢹࣝࢆ
እ⛉ⓗ࡟స〇ࡋࡓ㸬
4 㐌㛫ᚋ㸪∦ഃ㸦DFAT ഃ㸧࡟ DFAT㸦1.5106cells㸧㸭ࢥ࣮ࣛࢤࣥ」ྜయࢆ⮬ᐙ⛣᳜ࡋ㸪཯ᑐഃ㸦Controlഃ㸧࡟ࡣࢥ࣮ࣛࢤࣥࡢࡳࢆ⛣᳜ࡋ㸪ᑐ↷࡜ࡋࡓ㸬⛣᳜ 12 㐌㛫ᚋ࡟ୗ㢡㦵ࢆ᦬ฟࡋ㸪➨ 2 ᑠ⮻ṑ㏆ᚰࡢṑ࿘⤌⧊ࢆ⮫ᗋⓗ࣭⤌⧊Ꮫⓗ࡟ẚ㍑ホ౯ࡋ㸪ྠ᫬࡟⛣᳜㒊఩࠾ࡼࡧ୺せ⮚ჾෆࡢ⭘⒆ᙧᡂࡢ᭷
↓ࢆ᳨ウࡋࡓ㸦n=6㸧㸬㸦᪥ᮏ኱Ꮫ་Ꮫ㒊㸸➨ AP19MED014-3 ྕ㸧III㸬⤖ᯝ࡜⪃ᐹ⛣᳜ 12 㐌ᚋ㸪DFAT ഃ࣭Control ഃඹ࡟ṑ࿘࣏ࢣࢵࢺ࠾ࡼࡧ࢔ࢱࢵࢳ࣓ࣥࢺࣞ࣋ࣝࡢᨵၿࡀㄆࡵࡽ
ࢀࡓ㸬
DFAT ഃ࡟࠾ࡅࡿ⤌⧊ᶆᮏ࡛ࡣ㸪స〇ࡋࡓḞᦆ㒊ࡢṑ᰿㇟∳㉁ୖ࡟㐃⥆ࡋࡓ᭷⣽⬊ᛶࡢࢭ࣓ࣥࢺ㉁࣭
ṑᵴ㦵ᵝࡢ◳⤌⧊࡜㸪⾑⟶ᵓ㐀≀࠾ࡼࡧࢥ࣮ࣛࢤ
ࣥ⥺⥔ᵝࡢ⤖ྜ⤌⧊ࡀほᐹࡉࢀࡓ㸬୍᪉࡛㸪Control ഃࡢ⤌⧊ᶆᮏ࡟࠾࠸࡚ࡣ㸪Ḟᦆ㒊࿘㎶ࡢṑ᰿㇟∳㉁ୖ࡟㝈ᒁࡋࡓ᭷⣽⬊ᛶࡢࢭ࣓
ࣥࢺ㉁ᵝ◳⤌⧊ࡢ࡯࠿㸪⾑⟶ᵓ㐀≀ࡀほᐹࡉࢀࡓ㸬ࡲࡓ⛣᳜㒊఩࠾ࡼࡧ୺せ⮚ჾ࡟⭘⒆࡞࡝ࡢ␗ᖖ
ᡤぢࡣほᐹࡉࢀ࡞࠿ࡗࡓ㸬௨ୖࡢ⤖ᯝ࠿ࡽ㸪㢋⬡⫫య⏤᮶ࡢ DFAT ࡣṑᵴ㦵࣭ࢭ࣓ࣥࢺ㉁࠾ࡼࡧṑ᰿⭷⤌⧊ࡢ෌⏕ࢆಁ㐍ࡋ㸪ཱྀ⭍㡿ᇦ࡟࠾ࡅࡿ⌧ᐇⓗ࡞⣽⬊※࡜ࡋ࡚᭷⏝࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬IV㸬ᩥ⊩1) Matsumoto T, Kano K, et al., Matureadipocyte-derived dedifferentiated fat cells exhibit
multilineage
potential.
J
Cellphysiol.
2008;215:210-22.
2) Akita D, Kano K, Tsukimura N, Matsumoto T,
Honda M, et al., Use of rat mature adipocyte-derived
dedifferentiated fat cells as a cell source for
periodontal tissue regeneration. Front Physiol.
2016;7:50.
3) Akita D, Tsukimura N, Kano K, Matsumoto T,
Honda M, et al., Transplantation of matureadipocyte-derived dedifferentiated fat cells facilitates
periodontal tissue regeneration of class II furcation
defects in miniature pigs. Materials. 2022;15:1311.

− 30 −

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ࢆᛂ⏝ࡋࡓ㸬Ϫ㸬἞⒪ෆᐜ
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ࢺࢆ⾜࠸ᝈ⪅ࡢ஢ᢎࢆᚓࡓ㸬&7 ᳨ᰝࡢ⤖ᯝ࠾ࡼࡧ⮫ᗋ⑕≧࠿ࡽ㸪ᢤṑ༶᫬࢖ࣥࣉࣛࣥࢺᇙධࡀྍ⬟࡜デ᩿ࡋ㸪⌮᝿ⓗ࡞ᇙධ࣏ࢪࢩࣙࣥࢆᚓࡿࡓࡵ࢞࢖ࢻ࢜
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࠾ࡼࡧⅣ㓟࢔ࣃࢱ࢖ࢺࢆሸධࡋࡓ㸬ᡭ⾡ࡣ㸰ᅇἲ࡟࡚ᐇ᪋ࡋࡓ㸬༑ศ࡞἞⒵ᮇ㛫ࡢᚋ㸪⿵⥛ฎ⨨ࢆ㛤ጞࡋࡓ㸬⾡๓࠿ࡽ ㏆ᚰ㠃࡟ࡣࢥ࣏ࣥࢪࢵࢺࣞࢪࣥࡀ
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ᗙࢫ࣏࣮ࢶṑᏛ◊✲ᐊComparison of applicattion to evaluatee the color of a mastication cheeck gum and chhewing ability test
t methodmeasureements.
T Togo S, Takeeda G, Tsutsui A,
A Kanemitsu A,
A Ohara M, Kattano K, Takedaa T, Nakajima K
Sakaue T,
Divisionn of Sports Denntistry, Departm
ment Oral Healthh and Clinical Science,
S
Tokyo Dental Collegeeࢩ࣮㸧ࢆ౑⏝ࡋ㸪ྛ⿕㦂⪅࡟ᑐࡋ࿪ᄮ⬟ຊ㸪ညྜຊ㸪ညྜ᥋ゐ㠃✚ࢆࡑࢀࡒࢀ 1 ᅇࡎࡘィ ࡋࡓ㸬࿪ᄮ⬟ຊࡣ㸪࿪ᄮࢳ࢙ࢵࢡ࣒࢞
࣒ 1 ࢣࢆ 60 ᅇ⮬⏤࿪ᄮࡋࡓࡢࡕ㸪௜ᒓࡢィ ⏝ࢩ࣮ࢺ࡟࣒࢞ࢆᅽ᥋ࡋ
ྛ⿕㦂⪅ᡤ᭷ࡢࢫ࣐࣮ࢺࣇ࢛ࣥ࡟࡚࿪ᄮࢳ࢙ࢵࢡ
࢔ࣉࣜ࡟ࡼࡾィ ࡋࡓ㸬ညྜຊࡣ㸪⿕㦂⪅ẖ࡟㐺ษ࡞ࢧ࢖ࢬ㸦S㸪M㸪L㸧ࡢ ᐃ⏝ࣇ࢕࣒ࣝࢆཱྀ⭍ෆ࡟ᤄධᚋ㸪ည㢌ᔐྜ఩࡟࡚᭱኱ညྜຊ࡟ࡼࡿ 3⛊㛫ࡢࢡࣞࣥࢳࣥࢢࢆᣦ♧ࡋ㸪ࢡࣞࣥࢳࣥࢢ⤊஢ᚋࢹࣥࢱࣝࣉࣞࢫࢣ࣮ࣝ ࡟࡚࡚ศᯒࢆ⾜ࡗࡓ㸬ညྜ᥋ゐ㠃✚ࡣ㸪⿕㦂⪅ཱྀ⭍ෆ࡟ࣈࣝࢩࣜࢥ࣮ࣥࢆ
ὀධᚋည㢌ᔐྜ఩࡛ࡢညྜࢆᣦ♧ࡋ㸪ࢩࣜࢥ࣮ࣥ
◳໬ᚋ࡟ࣂ࢖ࢺ࢔࢖࡛ࡢศᯒࢆ⾜ࡗࡓ㸬⤫ィゎᯒࡣ SPSS ࢆ౑⏝ࡋ㸪ྛィ ್࡟
࡟ᑐࡋ Wilcoxon 㡰఩࿴᳨ᐃ࠾ࡼࡧࣆ࢔ࢯࣥࡢ┦㛵ಀᩘࢆ⟬ฟࡋࡓ㸬᭷ពỈ‽ࡣ 5㸣࡜ࡋࡓ㸬࡞࠾ᮏ◊◊✲ࡣᮾிṑ⛉኱Ꮫ೔⌮ᑂᰝጤဨ఍ࡢᢎㄆ㸦ᢎㄆ␒␒ྕ㸸928㸧ࢆᚓ࡚࠸ࡿ㸬III㸬⤖ᯝ࡜⪃ᐹǻE ࡜ညྜຊ࠾ࡼࡧညྜ᥋ゐ㠃㠃✚㸪࿪ᄮࢫࢥ࢔࡜ည
ྜຊ࠾ࡼࡧညྜ᥋ゐ㠃✚࡜ࡢ㛫࡟࠸ࡎࢀࡶᙅ࠸ṇࡢ┦㛵㸦┦㛵ಀᩘ r㸻0.34㹼0..37㸪p<0.05㸧ࡀࡳࡽࢀࡓ㸬ࡇࡢࡇ࡜࠿ࡽ࿪ᄮࢳ࢙ࢵࢡ࢔ࣉࣜ࡟ࡼࡿ࿪
ᄮ⬟ຊࡢุᐃࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀ㸪≉ู࡞ᶵᮦࡀᚲせ࡞ࡃࢫ࣐࣮ࢺࣇ࢛ࣥࡢ౑⏝࡟ࡼࡿ㎿㏿ࡉ㸪⡆౽ࡉ࡟ࡘ࠸࡚ࡑࡢ᭷
᭷⏝ᛶࡀ࠶ࡿࡶࡢ࡜ᛮ
ࢃࢀࡿ㸬ࡋ࠿ࡋᮏ◊✲࡟࠾࠸࡚౑⏝ࡍࡿࢫ࣐࣮ࢺ
ࣇ࢛ࣥࡢᶵ✀ࡢ㐪࠸࡟ࡼࡿィィ ㄗᕪ࡟ࡘ࠸࡚ࡢ᳨
ウࡣ⾜ࢃࢀ࡚࠾ࡽࡎ㸪ࡑࡢⅬ࡟ࡘ࠸࡚ࡣ㏣ຍࡢᐇ
㦂ࡀᚲせ࡞ࡶࡢ࡜ᛮࢃࢀࡿ㸬ϫ㸬ᩥ⊩
Hama Y, Kanazawa M, Minakucchi S, Uchida T, Sasaki
Y. Reliability and validity of a quantitativeqcolor scale
performanceusing
toevaluate
masticatory
color-changeable chewing gum
m. J Med Dent Sci
2014;61:1-6.
I㸬┠ⓗ࿪ᄮ⬟ຊ࡜ࡣ㢡ཱྀ⭍㡿ᇦ࡛㣗≀ࢆษ᩿᩿࣭◚○࣭⢊○ࡋ㸪ၚᾮ࡜ΰ࿴ࡋ࡞ࡀࡽ㣗ሢࢆᙧᡂᡂࡋ㸪ᄟୗ⬟
ຊࢆ㛤ጞࡍࡿࡲ࡛ࡢ୍㐃ࡢ⬟ຊࡢࡇ࡜ࢆᣦࡍ㸬ࡇࡢ࿪ᄮ⬟ຊࡢᐈほⓗ࡞ホ౯ࡣṑ⛉⿵⥛⥛Ꮫ࡟࠾࠸࡚㔜せ࡞ྲྀࡾ⤌ࡳ࡛࠶ࡿࡀ㸪᫖௒ࡢ࿪ᄮ
ᄮ⬟ຊ࡬ࡢୡ
㛫ࡢ㛵ᚰ࠿ࡽ࿪ᄮ⬟ຊ࡟㛵㐃ࡍࡿከࡃࡢၟရࡀ⏕ࡳฟࡉࢀ࡚࠾ࡾ㸪ᡭ㍍࡟࠿ࡘ▷᫬㛫࡛࡛࿪ᄮ⬟ຊࡢ
☜ㄆࡀ⾜࠼ࡿၟရ࡜ࡋ࡚࿪ᄮࢳ࢙ࢵࢡ࣒࢞㸦ࣟࢵࢸ㸧ࡀᕷ㈍ࡉࢀ࡚࠸ࡿ㸬ᚑ᮶ࡢ᪉ἲ࡛
࡛ࡣ 60 ᅇ࿪ᄮࡋࡓ࿪ᄮࢳ࢙ࢵࢡ࣒࢞ࢆ࢞ࣛࢫᯈ࡬ᅽ
ᅽ᥋ࡋ㸪Ⰽᙬ
Ⰽᕪィ࡟ࡼࡿ୰ᚰࢆྵࡴ 5 Ⅼࢆィ ࡍࡿ࠿㸪ᑓ⏝ࡍࡢ 10 ẁ㝵ࡢ࣮࢝ࣛࢫࢣ࣮ࣝ࡜ࡢ⫗║║ୗ࡛ࡢẚ㍑ࢆ⾜࠺ᚲせࡀ࠶ࡗࡓ 1)㸬ࡋ࠿ࡋ㏆ᖺ㸪࿪࿪ᄮࢳ࢙ࢵࢡ
࣒࢞ᑓ⏝ࡢ࢔ࣉࣜࢣ࣮ࢩࣙࣥ㸦࿪ᄮࢳࢳ࢙ࢵࢡ࢔ࣉ
ࣜ㸪ࣟࢵࢸ㸧ࡀ↓ᩱ࡛࣮ࣜࣜࢫࡉࢀ㸪㸪ࢫ࣐࣮ࢺࣇ
࢛ࣥࡉ࠼࠶ࢀࡤㄡ࡛ࡶ࿪ᄮᚋࡢ࿪ᄮࢳ
ࢳ࢙ࢵࢡ࣒࢞ࡢ ǻE ࡢィ ࡀྍ⬟࡜࡞ࡾ㸪ࡲࡓ࿪ᄮᄮ⬟ຊࡢ┠Ᏻ࡜
ࡋ࡚࿪ᄮࢫࢥ࢔㸦0㹼10 Ⅼホ౯㸧ࡀᚓᚓࡽࢀࡿࡼ࠺࡟
࡞ࡗࡓ㸬ࡋ࠿ࡋ࡞ࡀࡽࡇࢀࡽࢫ࣐࣮ࢺࣇ࢛ࣥ࡟ࡼ
ࡾᚓࡽࢀࡓ ǻE ࡢ⢭ᗘ࡟ࡘ࠸࡚ࡢሗ࿌
࿌ࡣ࠶ࡿࡀ㸪ǻEࡲࡓ࢔ࣉࣜ࡟ࡼࡾ⟬ฟࡉࢀࡓ࿪ᄮࢫࢥ࢔࡜ညྜຊ
࡞࡝ࡢ࿪ᄮ⬟ຊ᳨ᰝࡢ⤖ᯝ࡜ࡢ┦㛵࡟ࡘ࠸࡚ࡢሗ
࿌ࡣࡳࡽࢀ࡞࠸㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣ࿪࿪ᄮࢳ࢙ࢵࢡ
࣒࢞࡟ࡼࡾᚓࡽࢀࡓࢹ࣮ࢱࢆ㸪࿪ᄮ⬟⬟ຊࡢᐈほⓗホ౯ࡢᣦᩘ࡜ࡋ࡚㔜せ࡞㡯┠࡛࠶ࡿညညྜຊ࠾ࡼࡧညྜ᥋ゐ㠃✚ࢆࡑࢀࡒࢀࢹࣥࢱࣝࣉࣞࢫࢣ࣮ࣝ
㸦ࢪ࣮ࢩ࣮㸧
㸪ࣂ࢖ࢺ࢔࢖㸦ࢪ࣮ࢩ࣮࣮㸧ࡼࡾᚓࡽࢀ
ࡓࢹ࣮ࢱ࡜ẚ㍑ࡋ㸪ࡑࡢ┦㛵ࢆ᳨ウࡍࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬II㸬᪉ἲᑐ㇟ࡣ㢡ཱྀ⭍⣔࡟␗ᖖࢆㄆࡵࡎᐇ㦂ෆᐜ࡟ྠពࡢ
ᚓࡽࢀࡓ೺ᗣᡂேዪᛶྡ 63 ྡ㸦ᖹᆒᖺᖺ㱋 20㸬15±3㸬
71 ṓ㸧࡜ࡋࡓ㸬ィ ࡟ࡣ࿪ᄮࢳ࢙ࢵࢡ࣒࢞㸪࿪ᄮࢳ࢙ࢵࢡ࢔ࣉࣜ㸪ࢹࣥࢱࣝࣉࣞࢫࢣ࣮࣮ࣝ ࠾ࡼࡧ
ᐃ⏝ࣇ࢕࣒ࣝ㸦ࢪ࣮ࢩ࣮㸧㸪ࣂ࢖ࢺ࢔࢔࢖࠾ࡼࡧ㐺ྜ᳨ᰝᮦࣈ࣮ࣝࢩࣜࢥʊࣥ㸦ࢪ࣮− 32 −

O − 13୕ḟඖ᭷㝈せ⣲ゎᯒࢆ⏝࠸ࡓ⩏ṑࡢࢹࢪࢱ࣮ࣝࣜࣜࣇἲࡢ㛤Ⓨࠐྥ஭཭Ꮚ 㸧㸪ୗᖹಟ 㸧㸪῰㇂ెዉᏊ 㸧㸪ཎ⫄ 㸧㸪ᒣ᰿㑥ோ 㸧㸪ᮡᮌ஽ 㸧㸪ྂᒇ⣧୍ 㸧㸧᫛࿴኱ᏛṑᏛ㒊ཱྀ⭍೺ᗣ⟶⌮Ꮫㅮᗙཱྀ⭍ᶵ⬟⟶⌮Ꮫ㒊㛛㸧᫛࿴኱Ꮫ኱Ꮫ㝔ṑᏛ◊✲⛉ཱྀ⭍ᶵ⬟⟶⌮Ꮫศ㔝
Development of digital relief for dentures using three-dimensional finite element analysis.
ࠐMukai T, Shimodaira O, Shibuya K, Hara S, Yamane K, Sugiki R, Furuya J
1㸧Division of Oral Function Management, Department of Oral Health Management, Showa University
School of Dentistry2㸧Department of Oral Function Management, Showa University Graduate School of DentistryϨ㸬┠ⓗ඲㒊ᗋ⩏ṑ἞⒪࡟࠾࠸࡚㸪⑊③㜵Ṇࡸ◚ᦆண㜵ࡢࡓࡵ࡟ᚑ᮶࠿ࡽཱྀ⵹ṇ୰㒊࡞࡝࡬ࡢ࣮ࣜࣜࣇ௜
୚ࡀ⾜ࢃࢀ࡚࠸ࡿࡀ㸪⮳㐺࡞࣮ࣜࣜࣇ⠊ᅖࡸ࣮ࣜࣜࣇ㔞࡟ࡘ࠸࡚᫂☜࡟♧ࡍ࢞࢖ࢻࣛ࢖ࣥ➼ࡣ࡞࠸㸬ࡑࡇ࡛㸪ᡃࠎࡣ㸪ᐈほⓗ࡞࣮ࣜࣜࣇຠᯝࡢᐈほⓗ࡞ホ౯ࢆຠ⋡ⓗ࡟⾜࠺ࡓࡵ࡟ࡣ㸪୕ḟඖ᭷㝈せ⣲ゎᯒ࡟ࡼࡿࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⏝࠸࡚㸪⑊③Ⓨ⏕᫬ࡢ⢓⭷ෆࡢᛂຊࡢศᕸ≧ἣࢆᤊ࠼ࡿࡇ࡜ࡀᚲせ࡛࠶ࡿ࡜⪃࠼ࡓ 㸧㸬ᮏ◊✲࡛ࡣ㸪᭷ṑ㢡⪅ࡢཱྀ⵹⢓⭷ࡢཌࡉ࣭ᙎᛶ⋡ࡢᐇ ್ࢆ⏝࠸࡚㸪୕ḟඖ᭷㝈せ⣲ἲ࡟ࡼࡿࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥᛂຊゎᯒࢆ⾜࠸㸪Ⓨ⏕ᛂຊ࡟ᛂࡌࡓ࠸ࢃࡺࡿࢹࢪࢱࣝࣜ
࣮ࣜࣇ࡟ࡼࡗཱྀ࡚⵹㒊ࡢ⑊③Ⓨ⏕ࢆᅇ㑊ࡋ㸪ࡦ࠸࡚ࡣ㸪⩏ṑᗋࡢᨭᣢ⬟ຊࢆ᭱኱໬ࡍࡿ᪉ἲࢆ᳨ウࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬ϩ㸬᪉ἲ◊✲ཧຍ⪅ࡣⴭ᫂࡞ཱྀ⵹㝯㉳ࡀ࡞ࡃ㸪ཱྀ⵹⢓⭷࡟␗ᖖࢆㄆࡵ࡞࠸೺ᖖ᭷ṑ㢡⪅  ྡ࡛࠶ࡿ㸬ඛ⾜◊✲࡛ࡣ㸪ࡇࡢ◊✲ཧຍ⪅ࡢᐇ ್࡟ࡼࡿཱྀ⵹⢓⭷ࡢཌࡉ࣭ᙎᛶ⋡ࢆ⏝࠸࡚㸪୕ḟඖ᭷㝈せ⣲ゎᯒࢯࣇࢺ࢙࢘࢔㸦Mechanical Finder®㸪 Research Centerof Computational Mechanics㸪Tokyo㸪Japan㸧࡟ࡼࡾཱྀ⵹⢓⭷ࣔࢹࣝࢆᵓ⠏ࡋࡓ㸬ࡉࡽ࡟㸪ࠕ࣮ࣜࣜࣇ࡞
ࡋࠖ㸪ࠕཱྀ⵹ṇ୰ 1 ᯛ㸦ཱྀ⵹ṇ୰㒊࡟ᖜ 10 mm ࡢࢩ࣮ࢺ࣡ࢵࢡࢫ⣙ 1 ᯛศ㸧ࠖ㸪࠾ࡼࡧࢹࢪࢱ࣮ࣝࣜࣜ
ࣇ࡜ࡋ࡚ࣔࢹࣝෆ࡟Ⓨ⏕ࡋࡓᛂຊ್ࠕ0.04MPa ௨ୖࠖࠕ0.06MPa ௨ୖࠖ
ࠕ0.08MPa ௨ୖࠖ
ࠕ0.10 MPa௨ୖࠖࠕ0.14 MPa ௨ୖࠖྛࠎࡢ⠊ᅖࢆ 0.25mm ࡢཌࡉ࡛࣮ࣜࣜࣇࡋࡓィ 7 ✀㢮ࡢ␲ఝཱྀ⵹ᗋࣔࢹࣝ
ࢆ〇సࡋ㸪◊✲ཧຍ⪅ࡢ⑊③Ⓨ⏕᫬ჶࡳࡋࡵຊ࡛
࠶ࡗࡓ 111 N ࡛Ⲵ㔜ࡋ࡚㸪࣮ࣜࣜࣇຠᯝࢆࢩ࣑ࣗ
࣮ࣞࢩࣙࣥࡋࡓ㸬ᮏ◊✲࡛ࡣ㸪ࢹࢪࢱ࣮ࣝࣜࣜࣇ 1ᅇ┠࡛ຠᯝࡢ࠶ࡗࡓࣔࢹࣝ࡟ᑐࡋ࡚㸪ᵓ㐀᭱㐺໬ࡢྍ⬟ᛶࢆ᳨ドࡍࡿࡓࡵ࡟ 2 ᅇ┠ࡢࢹࢪࢱࣝࣜࣜ
࣮ࣇࢆ⾜ࡗࡓ㸬㸦᫛࿴኱Ꮫṑ⛉⑓㝔⮫ᗋヨ㦂ᑂᰝጤဨ఍ ᢎㄆ␒ྕ SUDH0049㸧Ϫ㸬⤖ᯝ࡜⪃ᐹࢹࢪࢱ࣮ࣝࣜࣜࣇ 1 ᅇ┠࡟࠾࠸࡚㸪111 N ࡢⲴ㔜ୗ࡛ࡢࠕ0.08 MPa ௨ୖࠖ
ࠕ0.10MPa ௨ୖࠖ
ࠕ0.14 MPa௨ୖ࣮ࠖࣜࣜࣇࣔࢹ࡛ࣝࡣཱྀ⵹⢓⭷ࣔࢹࣝෆࡢᛂ
ຊ್࡟ᆒ➼໬ࢆㄆࡵࡓ㸬ࡉࡽ࡟㸪ྠࡌᛂຊࡋࡁ࠸
್࡟࡚⾜ࡗࡓࢹࢪࢱ࣮ࣝࣜࣜࣇ 2 ᅇ┠࡛ࡣ㸪
ࠕ0.08
MPa ௨ୖࠖ
ࠕ0.10MPa ௨ୖ࣮ࠖࣜࣜࣇࣔࢹࣝࡣ㸪
⑊③Ⓨ⏕ࡋࡸࡍ࠸࡜ᛮࢃࢀࡿ 0.2003D ௨ୖࡢᛂຊ
್ࡢయ✚๭ྜࡀ 1 ᅇ┠ࡼࡾࡶቑຍࡋࡓ㸬
୍᪉㸪
ࠕ0.14
MPa ௨ୖ࣮ࠖࣜࣜࣇࣔࢹ࡛ࣝࡣ㧗࠸ᛂຊ್ࡢศᕸ
ࡀῶᑡࡋ㸪ࡉࡽ࡞ࡿᛂຊ್ࡢᆒ➼໬ࢆ♧ࡍ⤖ᯝ࡜࡞ࡗࡓ㸬௨ୖ࠿ࡽ㸪ᛂຊࡋࡁ࠸್ࢆ᭱㐺໬ࡋࡓᵓ㐀᭱㐺໬ᢏ⾡ࡢᛂ⏝࡟ࡼࡾ⩏ṑᨭᣢ⬟ຊࡢ᭱኱໬
ࢆᅗࢀࡿྍ⬟ᛶࡀ♧၀ࡉࢀࡓ㸬
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ϫ㸬ᩥ⊩
1㸧 Oomori T, Sato Y, Kitagawa N et al. Effects ofPalatal Plate Loading on Mucosa Development inThree-Dimensional Finite Element  Model.
International Journal of Prosthodontics andRestorative Dentistry 2020,10(2):50-56
− 33 −

O − 14ゼၥデ⒪࡟ࡅࡿ⿵⥛ฎ⨨ࡢ㔜せᛶ௒⪃࠼ࡿ㸪ゼၥデ⒪᫬ࡢࢳ࣮࣒࣮࣡ࢡࠐ⣽ぢὒὈ㸪⁪⏣⍞ᜨᮾிᨭ㒊The Significance of Prosthetic Procedures at Home Visit
Let`s consider home care teamwork
ࠐ Hosomi H, Takita M
Tokyo branchϨ㸬┠ⓗ㏆ᖺ㸪㧗㱋♫఍࡬ࡢἼࡀࡲࡍࡲࡍ㏿ࡃ㐍ࢇ࡛࠸ࡿ㸬ࡑࡋ࡚ࣇࣞ࢖ࣝண㜵࡜࠸࠺ほⅬ࠿ࡽ㸪࣮࣭࢜ࣛࣝࣇࣞ࢖ࣝࡢ᪩ᮇⓎぢࡀ㔜せ࡛࠶ࡿ࡜࠸ࢃࢀ࡚
࠸ࡿ㸬ᡃࠎṑ⛉་ᖌࡣእ᮶デ⒪ࡣࡶ࡜ࡼࡾ㸪ゼၥ
デ⒪࡟᪊࠸࡚ࡶࡑࡢ㔜せᛶࢆఱᗘࡶ☜ㄆࡉࡏࡽࢀ
࡚࠸ࡿ㸬ࡑࡇ࡛₇⪅ࡽࡣゼၥデ⒪࡟࠾࠸࡚࿪ᄮᶵ
⬟పୗ⑕ࢆᨵၿࡋ㸪ࡑࢀࡒࢀࡢᝈ⪅࡟ἢࡗࡓࢣ࢔
ィ⏬᭩ࢆṑ⛉⾨⏕ኈ࡜࡜ࡶ࡟〇సࡋ࡚ᑓ㛛ⓗཱྀ⭍ࢣ࢔ࢆ㸦ჾ㉁ⓗ㸪ᶵ⬟ⓗཱྀ⭍ࢣ࢔㸧⾜࠸࿪ᄮᶵ⬟పୗ⑕ࡸཱྀ⭍ᶵ⬟㞀ᐖࡢᨵၿࢆࡣ࠿ࡾ㸪೺ᗣᑑ࿨ࢆᘏࡤࡍヨࡳࢆሗ࿌ࡍࡿ㸬ϩ㸬᪉ἲ㧗㱋⪅࡟࠾࠸࡚ࡣ࣮࣭࢜ࣛࣝࣇࣞ࢖ࣝࢆ࠸ࡕ᪩ࡃⓎぢࡋ࡚㸪ḟ࡟㉳ࡁ࠺ࡿ࡜࠸ࢃࢀࡿࣇࣞ࢖ࣝண
㜵ࡢࡓࡵ࡟⿵⥛ฎ⨨ࡸᑓ㛛ⓗཱྀ⭍ࢣ࢔ࢆ⾜࠺㸬࡞࠿࡛ࡶ࿪ᄮᶵ⬟పୗ⑕ࢆ࠸ࡕ᪩ࡃⓎぢࡋ࡚㸪㎿㏿࡟⩏ṑࢆ⏝࠸࡚ᑐᛂࡍࡿࡇ࡜࡛ QOL ࡣᨵၿࡍࡿ㸬ࡑࡋ࡚⩏ṑࡢ༳㇟᥇ᚓࡣࢥࣞࢡࢱ࣮࣡ࢵࢡࢫ
㸯㸧ࢆ⏝࠸࡚☜ᐇ࡟ᶵ⬟༳㇟ࢆ᥇ᚓࡋ࡚⢓⭷ᨭᣢᇦࢆ☜ಖࡋࡓ㸦≉࡟ୗ㢡ࡢ⩏ṑ㸧㸬ࡑࡢ࠺࠼ከࡃࡢ⩏ṑෆ㠃࡟ࡣ㐺ྜ⢭ᗘࢆࡼࡾ㧗ࡵࡿࡓࡵ࡟㸪⢓ᙎᛶࣞࢪࣥࢆ⏝࠸࡚〇సࡋࡓ㸬࣓ࢪ࣮ࣕࢥࢿࢡࢱ࣮ࡣ
࿪ᄮ᫬࡟⩏ṑᏳᐃࢆᅗࡿࡓࡵᙉ࠸๛ᛶࢆ᭷ࡍࡿᮦ
ᩱࢆ㑅ᢥࡋࡓ㸬᭱ᚋ࡟୚࠼ࡿညྜᵝᘧࡣࣜࣥ࢞ࣛ
࢖ࢬࢻ࢜ࢡ࣮ࣝࢪࣙࣥࢆ᥇⏝ࡋࡓ㸬ࡲࡓཱྀ⭍஝⇱⑕࡞࡝ࡢᶵ⬟㞀ᐖ࡟࠾࠸࡚ࡣ㸪ṑ⛉⾨⏕ኈࡀ 3&5
್ࢆグ㘓ࡋࡓᚋ࡟㸪ࢁ⣬࡬ࡢၚᾮࡢὶฟࢆィ ࡋ࡚ၚᾮ⭢࣐ࢵࢧ࣮ࢪ࡞࡝ࡢࣜࣁࣅࣜࢸ࣮ࢩࣙࣥࢆ⾜ࡗࡓ㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ≉࡟㧗㱋⪅࡟⩏ṑࢆ⿦╔ࡋㄪᩚᚋṑ⛉⾨⏕ኈ࡟ࡼࡿཱྀ⭍ࢣ࢔ࢆ⾜࠺஦ࡀணᚋ࡟኱ࡁࡃ㛵୚ࡋࡓ㸬௒ᅇࡣ⩏ṑ⿦╔ᚋ㐺ṇ࡟ညྜㄪᩚࢆ⾜࠸㸪ညྜᅽࡢኚ໬ࢆ⤒᫬ⓗ࡟ࢹࣥࢱࣝࣉࣞࢫࢣ࣮࡛ࣝィ ࡋࡓ㸬ࡑࡋ࡚ညྜᅽ࡜ᥱຊࡢ㛵ಀࢆほ ࡋࡓࡀ㸪ᙉ࠸┦㛵ࡣ☜ㄆ࡛ࡁ࡞࠿ࡗࡓ㸬୍᪉㸪ညྜᅽ࡜ࡢ┦㛵ࡣ⢓⭷ᨭᣢᇦࡢ㐺ྜ⢭ᗘࡸ㸪⩏ṑࡢືᦂ࡜ࡢ㛵㐃ࡀᙉ࠿ࡗࡓ㸬ࡲࡓၚᾮࡢὶฟࡣ≉࡟⥲⩏ṑࡢᏳᐃ࡟኱ࡁࡃ㛵୚ࡍࡿࡓࡵ㸪ཱྀ⭍஝⇱⑕࡜ᛮࢃࢀࡿ
⑕౛ࢆ୰ᚰ࡟ⓑ⏣㸰㸧ࡽࡀ᥎ዡࡋࡓࢁ⣬ࢆ⏝࠸࡚ὶฟ㔞ࢆᾐ㏱ࡋࡓ㛗ࡉุ࡛᩿ࡋࡓ㸬ὶฟ㔞ࡣ㸪㏻ᖖ
2.5㹼3.5 ੉࡛࠶ࡿ࡜࠸ࢃࢀࡿࡀ㸪0.5 ੉ࡋ࠿ᾐ㏱ࡋ
࡚ࡇ࡞࠸ࢣ࣮ࢫ࡛㸪ᚋ᪉⮻ṑ⩌ࡢညྜ᥋ゐࢆṇ☜࡟☜❧ࡋ㸪࿪ᄮᶵ⬟ᅇ᚟ࡋࡓ࠺࠼࡛ၚᾮ⭢ࡢ࣐ࢵࢧ࣮ࢪࢆບ⾜ࡋࡓ⤖ᯝ㸪1 ࠿᭶⛬ᗘ࡛ၚᾮࡢᾐ㏱
ࡀ 3.5 ੉ࡲ࡛ᅇ᚟ࡋࡓࢣ࣮ࢫࡶ☜ㄆ࡛ࡁࡓ 㸧㸬ࡇࡢࡼ࠺࡟✀ࠎࡢཱྀ⭍ࢣ࢔㸦ᶵ⬟ⓗࠊჾ㉁ⓗ㸧ࡢ⤖ᯝ⥲⩏ṑࡸ㒊ศᗋ⩏ṑᝈ⪅ࡢညྜຊࡶ 500N㸦ࢹࣥࢱࣝࣉࣞࢫࢣ࣮ࣝ࡟࠾࠸࡚㸧ࢆ㉸࠼࡚࿪ᄮᶵ⬟పୗ⑕ࡢᨵၿࡀ☜ㄆ࡛ࡁࡓᝈ⪅ࡶᩘከࡃ࠸ࡓ㸬ཱྀ⭍ෆࡢ࿪ᄮᶵ⬟ࢆᵓ⠏ࡋࡓࡇ࡜࡛㸪ཱྀ⭍Ύᤲ࡬ࡢࣔࢳ
࣮࣋ࢩࣙࣥࡀୖࡀࡾ㸪ṑ⛉⾨⏕ኈࡢᣦᑟࡶ࠶ࡾ
PCR ್ࡀ 100%㏆࠿ࡗࡓࡀ 10㸣௨ୗ࡟࡞ࡾ㸪௓ㆤ
ᗘࡀ 4 ࠿ࡽ 1 ࡟ᨵၿࡋࡓࢣ࣮ࢫࡶ⤒㦂ࡋࡓ㸬ࡇࡢᝈ⪅࡛ࡶ☜ᐇ࡟ညྜ≧ែᨵၿࡀ῝ࡃ㛵୚ࡋࡓ࡜⪃࠼ࡽࢀࡿ㸬ᇶᮏⓗ࡟ゼၥデ⒪࡟࠾ࡅࡿ⩏ṑ➼ࡢฎ⨨ࡸཱྀ⭍ࢣ࢔࡟࠾ࡅࡿ⟶⌮ࡶ㸪≉Ṧ࡞ࡶࡢ࡛ࡣ࡞
ࡃ㏻ᖖデ⒪ᐊ࡛⾜ࡗ࡚࠸ࡿ㉁ࡢ㧗࠸ฎ⨨ࡸࢣ࢔ࢆ⾜࠺ࡇ࡜࡛ᝈ⪅ࡢ QOLᨵၿࡀ☜ᐇ࡟ぢࡽࢀࡓ㸬ϫ㸬ᩥ⊩㸯㸧ᯇඖ ㄔ㸬㐟㞳➃⩏ṑညྜᵓᡂࡢ⮫ᗋ㸬ᮾி㸸་ṑ⸆ฟ∧㸹1980㸪161-163㸬㸰㸧ⓑ⏣༓௦Ꮚ௚㸬⡆᫆ᆺၚᾮศἪ ᐃࢩ࣮ࢺ㛤Ⓨࡢヨࡳ㸬ཱྀ⭍⾨⏕Ꮫ఍ㄅ 2006㸹56㸸580-584㸬㸱㸧ᒣᮏᏕᩥ௚㸬ၚᾮศἪ㔞ࢆᕥྑࡍࡿཱྀ⭍ෆせᅉ࡟㛵ࡍࡿ⮫ᗋⓗ◊✲ᡂே࡟ࡘ࠸࡚㸬᪥ᮏཱྀ⭍᳨ᰝᏛ఍㞧ㄅ 2011㸹3㸸42-48㸬
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− 34 −

O − 15ࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆά⏝ࡋࡓညྜᵝᘧ࡜⩏ṑࡢ୧ഃᛶᆒ⾮࡟㛵ࡍࡿᏛ⩦ࡢᩍ⫱ຠᯝ‫ۑ‬㧘㔝ᬛྐ㸪❳ ṇ኱㸪ኴ⏣ ⥳㸪▼⏣᫭⿱㸪㰻⸨ ኊ㸪୰⃝࿴┿㸪ୖ⏣㈗அ

ᮾிṑ⛉኱Ꮫ⪁ᖺṑ⛉⿵⥛Ꮫㅮᗙ
Educational effects of learning about occlusal scheme and occlusal balance using a digital complete denture
model
Takano T, Ryu M, Ohta M, Ishida A, Saito T, Nakazawa K, Ueda T
Department of Removable Prosthodontics & Gerodontology, Tokyo Dental CollegeI㸬┠ⓗညྜᵝᘧࡣ㸪Ꮫ⏕ࡀⱞᡭ࡞Ꮫಟ㡯┠ࡢ㸯ࡘ࡛࠶ࡿ㸬ညྜᵝᘧࡸ୧ഃᛶᆒ⾮㸦ညྜᖹ⾮㸧ࡢᩍ⫱ࡣ㸪ᚑ᮶࠿ࡽ࢖ࣛࢫࢺࡸ㢡ᶍᆺ➼ࡢ฼⏝࡞࡝ᵝࠎ࡞ᕤኵࢆจࡽࡋ࡚⾜ࢃࢀ࡚࠸ࡿࡶࡢࡢ㸪Ꮫ⏕ࡢⱞᡭព㆑ࡀᡶᣔ࡛ࡁ࡞࠸࡜࠸࠺ᩍ⫱ୖࡢㄢ㢟ࡀ࠶ࡿ㸬ࡇࡢᩍ⫱ୖࡢㄢ㢟ࡢཎᅉࡢ㸯ࡘ࡜ࡋ࡚㸪ညྜ᥋ゐ≧ែࡣཱྀ⭍ෆࡸညྜჾୖࡢᶍᆺࢆ୍᪉ྥ࠿ࡽほᐹࡋ࡚ࡶ☜ㄆ࡛ࡁ࡞࠸ࡇ࡜ࡀᣲࡆࡽࢀࡿ㸬ࡲࡓ㸪ညྜ᥋ゐ≧ែࡣ㸪ညྜ⣬ࡢ༳グ➼࡛ࡑࡢ⤖ᯝࢆほᐹࡋ࡚࠸ࡿࡔࡅ࡛࠶ࡗ࡚㸪᥋ゐࡑࡢࡶࡢࢆ┤どࡍࡿࡇ࡜ࡣ୙ྍ⬟࡛࠶ࡿ㸬ࡑࡇ࡛㸪ᡃࠎࡣ㸪㢡㐠ືࡸညྜ᥋ゐ≧ែ࡟ࡘ࠸࡚❧యⓗ࡞࢖࣓࣮ࢪࡢᵓ⠏ࢆᨭ᥼ࡍࡿᩍ⫱ࢶ࣮ࣝࡀᚲせ࡛࠶ࡿ࡜⪃࠼㸪3 ḟඖⓗ࡟㢡㐠ືࡀ෌⌧ࡉࢀ㸪࠸ࡎࢀࡢ᪉ྥ࠿ࡽࡶ㢡㐠ືࡀほᐹྍ⬟࡞ࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆ᪂ࡓ࡟㛤Ⓨࡋ㸪୍ᐃࡢᩍ⫱ຠᯝࡀ࠶ࡿࡇ࡜ࢆ 2023 ᖺ 10 ᭶࡟ᮾிṑ⛉኱ᏛᏛ఍࡟࠾࠸࡚ሗ࿌ࡋࡓ㸬ᮏ◊✲࡛ࡣ㸪ᚑ᮶࠿ࡽ⾜ࡗ࡚࠸ࡿᩍ⫱࡟ຍ࠼᪂ࡓ࡟㛤Ⓨࡋࡓࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆే⏝ࡋࡓᏛ⩦ຠᯝࡢ᳨ウࢆ⾜࠺ࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬II㸬᪉ἲ ᮾிṑ⛉኱Ꮫ➨ 5 ᏛᖺࡢᏛ⏕ 104 ྡࢆᑐ㇟࡜ࡋ㸪ᚑ᮶࠿ࡽ⾜ࡗ࡚࠸ࡿࢫ࣮ࣔࣝࢢ࣮ࣝࣉࢹ࢕ࢫ࢝ࢵ
ࢩࣙࣥ㸦SGD㸧࡜᪂つ㛤Ⓨࡢࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆά⏝ࡋࡓㅮ⩏㸦௨ୗ㸪ࢹࢪࢱࣝࣔࢹࣝᏛ⩦㸧ࢆ⾜ࡗࡓ㸬Ꮫ⏕ࢆࣛࣥࢲ࣒࡟ 2 ⩌࡟ศࡅࡓ࠺࠼࡛㸪ඛ࡟ SGD ࢆ⾜࠺⩌㸦SGD ⩌㸧࡜ඛ࡟ࢹࢪࢱࣝࣔࢹ
ࣝᏛ⩦ࢆ⾜࠺⩌㸦ࢹࢪࢱࣝࣔࢹࣝᏛ⩦⩌㸧࡟๭௜ࡅࡓ㸬ࡑࢀࡒࢀࣉࣞࢸࢫࢺ࡜࣏ࢫࢺࢸࢫࢺࢆ⾜࠸㸪ᩍ⫱᪉ἲ࡟ࡼࡿညྜᵝᘧࡸ⥲⩏ṑࡢᆒ⾮࡟㛵ࡍࡿ⌮ゎᗘࢆẚ㍑ࡋࡓ㸬⤫ィゎᯒࡣ㸪SGD ⩌࡜ࢹࢪࢱࣝࣔࢹࣝᏛ⩦⩌ࡢࣉࣞࢸࢫࢺ࠾ࡼࡧ࣏ࢫࢺࢸࢫࢺ
ࡢᚓⅬ࡟ࡘ࠸࡚ࡣ㸪Mann-Whitney ࡢ U ᳨ᐃࢆ⏝࠸࡚㸪ྛ⩌ࡢࣉࣞࢸࢫࢺ࡜࣏ࢫࢺࢸࢫࢺࡢᚓⅬ࡟ࡘ࠸࡚ࡣ㸪Wilcoxon ࡢ➢ྕ㡰఩᳨ᐃࢆ⏝࠸࡚ẚ㍑ࡋ
ࡓ㸬III㸬⤖ᯝ࡜⪃ᐹ
SGD ⩌࡜ࢹࢪࢱࣝࣔࢹࣝᏛ⩦⩌ࡢࣉࣞࢸࢫࢺࡢ
ᚓⅬࡣࡑࢀࡒࢀ 4.04±2.03 Ⅼ㸪5.00±2.03 Ⅼ࡛࠶ࡾ㸪๭ࡾ௜ࡅᚋࡢ୧⩌ࡢᚓⅬ࡟᭷ពᕪࡣㄆࡵࡽࢀ࡞࠿
ࡗࡓ㸬ḟ࡟㸪SGD ᚋ࡜ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ᚋࡢ࣏ࢫ ࢺ ࢸ ࢫ ࢺ ࡢ ᚓ Ⅼ ࡣ ࡑ ࢀ ࡒ ࢀ 6.69±2.23 Ⅼ 㸪
7.12±2.55 Ⅼ࡛࠶ࡾ㸪୧⩌ࡢᚓⅬ࡟᭷ពᕪࡣㄆࡵࡽ
ࢀ࡞࠿ࡗࡓ㸬
SGD ᚋࡢᚓⅬ࡜ SGD ᚋ࡟ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ࢆ⾜ࡗࡓᚋࡢᚓⅬ࡟ࡘ࠸࡚ࡣ᭷ពᕪࡀㄆࡵࡽࢀ㸪
SGD ༢⊂ࡼࡾࡶ SGD ᚋ࡟ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ࢆ⾜࠺ࡇ࡜࡛࣏ࢫࢺࢸࢫࢺࡢᚓⅬࡀୖ᪼ࡋࡓ㸬ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ᚋࡢᚓⅬ࡜ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ᚋ࡟ SGD ࢆ⾜ࡗࡓᚋࡢᚓⅬ࡟ࡘ࠸࡚ࡶ㸪᭷ពᕪࡀㄆ
ࡵࡽࢀ㸪ࢹࢪࢱࣝࣔࢹࣝᏛ⩦༢⊂ࡼࡾࡶࢹࢪࢱࣝ
ࣔࢹࣝᏛ⩦ᚋ࡟ SGD ࢆ⾜࠺ࡇ࡜࡛࣏ࢫࢺࢸࢫࢺ
ࡢᚓⅬࡀୖ᪼ࡋࡓ㸬୍᪉㸪SGD ᚋ࡟ࢹࢪࢱࣝࣔࢹ
ࣝᏛ⩦ࢆ⾜ࡗࡓሙྜ࡜ࢹࢪࢱࣝࣔࢹࣝᏛ⩦ᚋ࡟
SGD ࢆ⾜ࡗࡓሙྜࡢ࣏ࢫࢺࢸࢫࢺࡢᚓⅬࡣࡑࢀࡒࢀ 8.69±1.87 Ⅼ㸪7.86±2.22 Ⅼ࡛࠶ࡾ㸪᭷ពᕪࡀㄆ
ࡵࡽࢀࡓ㸬ࡲࡓ㸪ྛ⩌ࡢࢹࢪࢱࣝࣔࢹࣝᏛ⩦ᚋࡣ㸪୧ഃᛶᆒ⾮࡟࠾ࡅࡿேᕤṑࡢ⁥㉮᥋ゐ㒊఩࡟ࡘ࠸࡚ࡢタၥ࡛ṇ⟅⋡ࡢྥୖࡀㄆࡵࡽࢀࡓ㸬௨ୖࡼࡾ㸪ညྜᵝᘧࡸ⩏ṑࡢᆒ⾮ࢆᩍ⫱ࡍࡿ㝿㸪ࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆά⏝ࡍࡿࡇ࡜࡛ᚑ᮶࠿ࡽ
⾜ࡗ࡚࠸ࡿᩍ⫱࡜ྠ➼ࡢᩍ⫱ຠᯝࡀᮇᚅ࡛ࡁ㸪ᚑ᮶࠿ࡽ⾜ࡗ࡚࠸ࡿᩍ⫱࡟ຍ࠼࡚ࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝࢆά⏝ࡋࡓᩍ⫱ࢆ⾜࠺ࡇ࡜࡛㸪Ꮫ⏕ࡢညྜᵝᘧࡸ⥲⩏ṑࡢᆒ⾮࡟ࡘ࠸࡚ࡢ⌮ゎࢆ῝ࡵࡿࡇ࡜ࡀ
♧ࡉࢀࡓ㸬ࡲࡓ㸪ညྜᵝᘧࡸ୧ഃᛶᆒ⾮ࡢᩍ⫱࡟࠾࠸࡚㸪Ꮫ⩦ࡋࡓ▱㆑ࢆࢹࢪࢱࣝ⥲⩏ṑࣔࢹࣝ࡟ࡼࡾどぬⓗ࡟☜ㄆࡍࡿࡇ࡜࡛㸪ࡼࡾ㧗࠸Ꮫ⩦ຠᯝࡀᚓࡽࢀࡿ࡜⪃࠼ࡽࢀࡿ㸬

− 35 −

O − 16ࣇࣝࢪࣝࢥࢽ࢔ࢡࣛ࢘ࣥࡢညྜ㠃◊☻ἲࡢẚ㍑
࣏̿ࣜࢵࢩࣥࢢ࣮࣌ࢫࢺVSࢢ࣮ࣞࢬ㝡ᮦ̿ࠐⲨ஭᫓஀㸪㔝ᮏಇኴ㑻㸪ᖹ㔝⍞✑㸪㯮⏣⚈ኴ㸪㟢ᮌ ᝆ㸪㓇஭㈗ᚨ㸪ᅄࢶ㇂ ㆤ㸪㛵᰿⚽ᚿᮾிṑ⛉኱Ꮫ ࢡࣛ࢘ࣥࣈࣜࢵࢪ⿵⥛ᏛㅮᗙComparison of Occlusal Surface Polishing Methods for Full Zirconia Crowns
Arai H, Nomoto S, Hirano M, Kuroda S, Tsuyuki Y, Sakai T, Yotsuya M, Sekine H
Dept. of Fixed Prosthodontics, Tokyo Dental CollegeϨ㸬┠ⓗ
CAD/CAM ࡣࡌࡵ࡜ࡍࡿࢹࢪࢱࣝຍᕤᢏ⾡ࡢ㐍Ṍ࡟ࡼࡾ㸪ࢪࣝࢥࢽ࢔ࡀṑ⛉࡟ᛂ⏝ࡉࢀࡿࡼ࠺࡟
࡞ࡗࡓ㸬ࢪࣝࢥࢽ࢔࣮࢜ࣝࢭ࣑ࣛࢵࢡࣞࢫࢺ࣮ࣞ
ࢩࣙࣥࡣ⏕యぶ࿴ᛶ㸪ඃࢀࡓᶵᲔⓗ≉ᛶࢆ᭷ࡋ࡚
࠸ࡿ஦ࡀ༑ศ࡟᳨ドࡉࢀ࡚࠸ࡿ㸬ࣔࣀࣜࢩࢵࢡࢪ
ࣝࢥࢽ࢔ࢡࣛ࢘ࣥࢆ⿦╔ࡍࡿ┤๓࡟㸪ညྜㄪᩚ࡞
࡝ࡢ┠ⓗ࡛ᙧែಟṇࡍࡿሙྜࡀ࠶ࡿ㸬ࡇࡢ㝿࡟ࢡࣛ࢘ࣥ⾲㠃ࡣയࡘࡁ㸪㐺ษ࡞◊☻ࢆ⾜ࢃ࡞ࡅࢀࡤ
࡞ࡽ࡞࠸㸬ᮏᐇ㦂࡛ࡣ㸪࢖ࢵࢺࣜ࢔ྵ᭷㔞ࡢ㐪࠺↝⤖ᚋࢪࣝࢥࢽ࢔࡟ᑐࡋ࡚㸪◊☻ࢥࣥࣃ࢘ࣥࢻࢆ
౑⏝ࡋࡓ◊☻࡜㸪ࢩࣜ࢝⣔ࢥ࣮ࢸ࢕ࣥࢢᮦ࡟ࡼࡿ
ࢢ࣮ࣞࢪࣥࢢࡀ୚࠼ࡿ⾲㠃⢒ࡉࡸගἑᗘ࡬ࡢᙳ㡪ࢆẚ㍑ㄪᰝࡋࡓ㸬ϩ㸬᪉ἲ࢖ࢵࢺࣜ࢔ῧຍ⃰ᗘࡢ␗࡞ࡿ༢⣧໬ࡉࢀࡓࢪࣝ
ࢥࢽ࢔ࢡࣛ࢘ࣥࢆ〇సࡋヨᩱ࡜ࡋࡓ㸬ヨᩱᮦᩱ࡜ࡋ࡚㸪2 ✀ࡢࢪࣝࢥࢽ࢔㹙ᯇ㢼ࢹ࢕ࢫࢡZR-SS࣮࢝ࣛࢻࣆ࣮ࢳ࣍࣡࢖ࢺ㸪shofu㹛 ௨ୗ 3Y 㸪㹙ᯇ㢼ࢹ࢕ࢫࢡ ZR࣮ࣝࢭࣥࢺ FAࣃ࣮ࣝ࣍࣡࢖ࢺ㸪
shofu㹛(௨ୗ 5Y ࢆ౑⏝ࡋࡓ㸬ヨᩱညྜ㠃࡟ᑐࡋ࡚㸪ᙧែಟṇ⏝ࢲ࢖ࣖࣔࣥࢻ࣏࢖ࣥࢺ㹙ᯇ㢼ࣅࢺࣜࣇ࢓࢖ࢻࢲ࢖ࣖ HP㸪shofu㹛ࢆ 60 ⛊㛫౑⏝ࡋ࡚㸪ညྜㄪᩚᚋࡢ⾲㠃≧ែ࠙A1ࠚ࡜ࡋࡓ㸬ࡑࡢᚋ㸪 ✀㢮ࡢ◊๐⏝࣏࢖ࣥࢺ㹙ࢪࣝࢥࢩࣕ࢖ࣥ HP ࢥ࣮ࢫ࣑ࢹ࢕࢔࣒ࣇ࢓࢖ࣥ㸪shofu㹛࡛◊๐ࡋ࠙Pࠚ㸪◊☻⏝ࢥࣥࣃ࢘ࣥࢻ࡛◊☻ࢆ 60 ⛊⾜ࡗࡓ࠙Cࠚ㸬ࡑࡢᚋ㸪ᙧែಟṇ⏝ࢲ࢖ࣖࣔࣥࢻ࣏࢖ࣥࢺ࡛ညྜㄪᩚᚋ⾲㠃≧ែࢆ෌⌧ࡋ࠙A2ࠚ㸪ࢩࣜ࢝⣔ࢥ࣮ࢸ࢕ࣥࢢ๣㸦ࢭࣛࣅ࢔ࣥ Z㸪shofu㸧ࢆ↝ᡂฎ⌮ࡋࡓ࠙Gࠚ㸬
࠙A1ࠚ㸪
࠙Pࠚ㸪
࠙Cࠚ㸪
࠙A2ࠚ
㸪
࠙Gࠚࡑࢀࡒࢀࡢ⾲㠃⢒ࡉ࡜ගἑࢆィ ࡋࡓ㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ
3Y ࡢ⾲㠃⢒ࡉ Sa㸦ȝm㸧ࡣ࠙A1ࠚ11.2࠙Pࠚ8.74
࠙Cࠚ0.63࠙A2ࠚ11.5࠙Gࠚ2.9 ࡛࠶ࡗࡓ㸬5Y ࡢ⾲㠃⢒ࡉ Sa㸦ȝ㹫㸧ࡣ࠙A1ࠚ11.6࠙Pࠚ9.04࠙Cࠚ0.67
࠙A2ࠚ11.9࠙Gࠚ2.85 ࡛࠶ࡗࡓ㸬3Y ࡢගἑࡣᖹᆒ
࡛࠙A1ࠚ13.2࠙Pࠚ93.0࠙Cࠚ168.5࠙A2ࠚ15.0࠙Gࠚ
71.3 ࡛࠶ࡗࡓࠋ5Y ࡢගἑࡣᖹᆒ࡛࠙A1ࠚ11.9࠙Pࠚ
85.7࠙Cࠚ171.3࠙A2ࠚ12.4࠙Gࠚ72.5 ࡛࠶ࡗࡓ㸬࢖ࢵࢺࣜ࢔ῧຍ⃰ᗘࡢ㐪࠸ࡣ⾲㠃ᛶ≧࡟᭷ព࡞ᙳ㡪ࢆ୚࠼࡞࠿ࡗࡓ㸬ညྜ᥋ゐ㒊ࡀࢪࣝࢥࢽ࢔࡛
タィࡉࢀࡓ⿵⥛⿦⨨ࡢညྜㄪᩚᚋࡢ◊☻ࡣ◊๐⏝࣏࢖ࣥࢺ࡜◊☻⏝ࢥࣥࣃ࢘ࣥࢻࢆ⾜࠺ࡇ࡜࡛㐺ษ࡞⾲㠃⢒ࡉࡸගἑࢆྲྀࡾᡠࡍࡇ࡜ࡀ᫂ࡽ࠿࡜࡞ࡗ
ࡓ㸬⮫ᗋⓗ࡟ᝈ⪅ࡣ 0.5ȝm ࡢ⢒ࡉࢆ㆑ู࡛ࡁࡿ 㸧ࡓࡵ㸪⾲㠃⢒ࡉࢆ 0.5ȝm ௨ୗ࡟ࡍࡿࡇ࡜ࡀ⌮᝿࡜⪃࠼ࡽࢀࡿ㸬௒ᅇࡢᐇ㦂࡛ࡣ◊☻⏝ࢥࣥࣃ࢘ࣥࢻ࡟
ࡼࡿ◊☻ࡀ᭱ࡶ⁥ἑ࡞ᛶ᝟ࢆ♧ࡋࡓࡀ㸪⾲㠃⢒ࡉ
0.5ȝ㹫ࢆୗᅇࡽ࡞࠿ࡗࡓ㸬◊๐⏝࣏࢖ࣥࢺࡢࡳ࡛ࡣせồࡉࢀࡿ⾲㠃⢒ࡉࢆ㐩ᡂ࡛ࡁࡎ㸪◊☻⏝ࢥࣥࣃ࢘ࣥࢻࡢ౑⏝ࡀຠᯝⓗ࡛࠶ࡗࡓ㸬ࢩࣜ࢝⣔ࢥ࣮ࢸ࢕ࣥࢢ๣ࡶ⾲㠃ᛶ≧ࡢᨵၿ࡟ຠᯝⓗ࡛࠶ࡗࡓࡀ㸪◊☻⏝ࢥࣥࣃ࢘ࣥࢻࡢሙྜ࡜ẚ㍑ࡋ࡚㝈ᐃⓗ࡛࠶ࡗࡓ㸬
ϫ㸬ᩥ⊩
Jones CS, Billington RW, Pearson GJ. The in vivo
perception of roughness of restorations. British dental
journal 196: 42-45, 2004.







− 36 −

O − 17
CAD/CAM ࢆ⏝࠸ࡓ⩏ṑᗋ⏝ࣞࢪࣥ࡟ᑐࡍࡿ
Co-Cr ྜ㔠〇ヨᩱࡢᘬᢤࡁᙉᗘホ౯‫ۑ‬ఀᮾ⣫ୡ  㸪⏣ᆏᙲつ  㸪ᒸ㔝᪥ዉ  㸪ῦ஭୐ᾏ  㸪ᖹᯘ๛  㸪Ṋᮏ┿἞  㸪ᒣୗ⚽୍㑻  ᮾிṑ⛉኱Ꮫࣃ࣮ࢩࣕࣝࢹࣥࢳ࣮ࣕ⿵⥛Ꮫㅮᗙ㸪㸧ᮾிṑ⛉኱ᏛỈ㐨ᶫ⑓㝔ṑ⛉ᢏᕤᐊ㸪㸧ᒾᡭ་⛉኱Ꮫ་⒪ᕤᏛㅮᗙ
Evaluation of the Pull-Out Strength of Co-Cr Alloy Specimens on Denture Base Resin Fabricated with
CAD/CAM Technology
Ito K 1), Tasaka A 1), Okano H 1), Asai N 1), Hirabayashi T 2), Takemoto S 3), Yamashita S 1)
1)

Department of Removable Partial Prosthodontics, Tokyo Dental College, 2) Dental Laboratory, Tokyo

Dental College Suidobashi Hospital, 3) Department of Biomedical Engineering, Iwate Medical UniversityϨ㸬┠ⓗ ㏆ᖺ㸪ṑ⛉⿵⥛Ꮫศ㔝࡛ࡢࢹࢪࢱࣝᢏ⾡ࡢⓎᒎ࡟ࡼࡾ㸪CAD/CAM ᢏ⾡ࢆ⏝࠸ࡓ⥲⩏ṑ〇సࢩࢫࢸ࣒ࡀ㛤Ⓨࡉࢀࡓ㸬୍᪉㸪ᒁ㒊ᗋ⩏ṑࡣᵓᡂせ⣲ࡀ」㞧࡞ࡓࡵ㸪ࢩࢫࢸ࣒໬࡟㐜ࢀࢆྲྀࡗ࡚࠸ࡿࡢ
ࡀᐇ᝟࡛࠶ࡿ㸬ࡇࢀࡲ࡛ᡃࠎࡣ㸪ྛᵓᡂせ⣲ࡀẚ
㍑ⓗ༢⣧࡞ᙧែ࡛࠶ࡿࣞࢪࣥᗋᒁ㒊ᗋ⩏ṑ࡟ὀ┠ࡋ㸪CAD/CAM ᢏ⾡ࢆᛂ⏝ࡋ࡚〇సࡋࡓྛᵓᡂせ⣲ࢆ᥋ྜࡋ࡚⩏ṑࢆ᏶ᡂࡍࡿ᪉ἲࢆ⪃᱌ࡋࡓ 1㸧㸬ࡋ࠿ࡋ㸪ྛᵓᡂせ⣲㛫ࡢ᥋ྜ㒊ࡢ⪏ஂᛶ࡟㛵ࡋ࡚ࡣᮍࡔ୙᫂࡞Ⅼࡀከ࠸㸬ᮏ◊✲࡛ࡣ㸪ࣞࢪࣥᗋᒁ
㒊ᗋ⩏ṑࡢᨭྎ⿦⨨࡜⩏ṑᗋ࡜ࡢ᥋ྜ㒊࡟╔┠ࡋ㸪CAD/CAM ᢏ⾡࡛〇సࡋࡓࣞࢪࣥࣈࣟࢵࢡ࡟
ᑐࡍࡿ Co-Cr ྜ㔠〇ヨᩱࡢᘬᢤࡁᙉᗘࢆ㸪ᚑ᮶ࡢຍᅽሸධ࡟ࡼࡿࡶࡢ࡜ẚ㍑᳨ウࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬ϩ㸬᪉ἲ Co-Cr ྜ㔠〇ࡢ㔠ᒓヨ㦂∦㸦㛗ࡉ 20mm㸪ᖜ 3mm㸪ཌࡉ 1mm㸧ࢆ㗪㐀࡟࡚〇సࡋࡓ㸬⩏ṑᗋ⏝ࣞࢪࣥࡢヨ㦂ࣈࣟࢵࢡ〇సἲࡣ㸪ձຍᅽሸධ㸪ղษ๐ຍᕤ࠾ࡼࡧճ✚ᒙ㐀ᙧࡢ 3 ᮲௳࡟タᐃࡋࡓ㸬CAD ࢯࣇࢺ࢙࢘࢔࡟࡚ヨ㦂ࣈࣟࢵࢡ㸦⦪ 10mm㸪ᶓ 15mm㸪
㧗ࡉ 23mm㸧ࡢタィࢹ࣮ࢱࢆసᡂࡋࡓ㸬ձຍᅽሸධ࡛ࡣ㸪タィࢹ࣮ࢱࢆඖ࡟࣡ࢵࢡࢫࢹ࢕ࢫࢡ㸦ᯇ㢼ࢹ࢕ࢫࢡ WAX ࣁ࣮ࢻ㸪ᯇ㢼♫〇㸧ࢆ 5 ㍈ຍᕤᶵ
㸦DWX-51D, Roland ♫〇㸧࡛࣑ࣜࣥࢢࡋ㸪ヨ㦂ࣈࣟࢵࢡࡢࣃࢱ࣮ࣥ࡜ࡋࡓ㸬ࣃࢱ࣮ࣥ࡟㔠ᒓヨ㦂∦ࢆ࢖࣮ࣥࣞ࣡ࢵࢡࢫ࡛ᅛᐃࡋࡓ㸬ࣇࣛࢫࢡ࡟ᇙἐ
࠾ࡼࡧὶࢁ࠺ᚋ㸪⩏ṑᗋ⏝࢔ࢡࣜࣝࣞࢪࣥ㸦ࢪ࣮ࢩ࣮࢔ࢡࣟࣥ㸪ࢪ࣮ࢩ࣮♫〇㸧ࢆຍᅽሸධࡋ㸪㔜ྜࡋࡓ㸬ղษ๐ຍᕤ࡛ࡣ㸪ࣞࢪࣥࢹ࢕ࢫࢡ㸦Ivotion࣮࣋ࢫ㸪Ivoclar ♫〇㸧ࢆ 5 ㍈ຍᕤᶵ࡛࣑ࣜࣥࢢࡋ㸪
ヨ㦂ࣈࣟࢵࢡ࡜ࡋࡓ㸬ࡇࢀ࡟㔠ᒓヨ㦂∦ࢆᖖ 㔜ྜࣞࢪࣥ㸦ࣘࢽࣇ࢓࣮ࢫࢺ 㸪ࢪ࣮ࢩ࣮♫〇㸧࡟࡚ᅛᐃࡋࡓ㸬ճ✚ᒙ㐀ᙧ࡛ࡣ㸪3D ࣉࣜࣥࢱ࣮㐀ᙧ࢖ࣥࢡ㸦dima Print Denture base, Kulzer ♫〇㸧ࢆṑ⛉⏝ 3D ࣉࣜࣥࢱ࣮㸦cara Print4.0, Kulzer ♫〇㸧࡛✚ᒙ㐀ᙧࡋ㸪ヨ㦂ࣈࣟࢵࢡ࡜ࡋࡓ㸬ࡇࢀ࡟㔠ᒓヨ㦂∦ࢆ㐀ᙧ࢖ࣥࢡ࡟࡚ᅛᐃࡋࡓ㸬ヨᩱࡣྛ᮲௳࡛
10 ಶࡎࡘ〇సࡋࡓ㸬୓⬟ᮦᩱヨ㦂ᶵ㸦AG-I 20kN㸪
ᓥὠ〇సᡤ♫〇㸧ࢆ⏝࠸࡚ࢡࣟࢫ࣊ࢵࢻࢫࣆ࣮ࢻ
1.5mm/min ࡛ᘬᢤࡁヨ㦂ࢆ⾜ࡗࡓ㸬ᚓࡽࢀࡓᘬᢤ
ࡁᙉᗘ࡟ࡘ࠸࡚㸪Kruskal-Wallis ᳨ᐃࢆ⾜ࡗࡓᚋ㸪Steel-Dwass ἲ ࢆ ⏝ ࠸ ࡚ ⤫ ィ ゎ ᯒ ࢆ ⾜ ࡗ ࡓ㸦Į=0.05㸧㸬Ϫ㸬⤖ᯝ࡜⪃ᐹ ຍᅽሸධ㸦୰ኸ್㸸702N㸧㸪ษ๐ຍᕤ㸦୰ኸ್㸸
667N㸧࠾ࡼࡧ✚ᒙ㐀ᙧ㸦୰ኸ್㸸775N㸧ࡢ 3 ᮲௳㛫࡛㸪ᘬᢤࡁᙉᗘ࡟㛵ࡍࡿ⤫ィᏛⓗ᭷ពᕪࡣㄆࡵ
ࡽࢀ࡞࠿ࡗࡓ㸦p>0.05㸧㸦ᅗ㸧㸬ࡲࡓ㸪ษ๐ຍᕤ࡛
ࡣᘬᢤࡁᙉᗘࡢᅄศ఩⠊ᅖࡀᑠࡉ࠸ࡇ࡜࠿ࡽ㸪⩏ṑᗋ࡜ᨭྎ⿦⨨ࡢ᥋ྜ᫬࡟Ᏻᐃࡋࡓ⤖ᯝࢆᚓࡽࢀ
ࡿྍ⬟ᛶࡀ⪃࠼ࡽࢀࡓ.
௨ୖ࠿ࡽ㸪CAD/CAM ᢏ⾡࡛〇సࡋࡓษ๐ຍᕤ
࡜✚ᒙ㐀ᙧࡢᘬᢤࡁᙉᗘࡣ㸪ᚑ᮶ࡢຍᅽሸධ࡜ẚ㍑ࡋ࡚㐯Ⰽ࡞࠸ࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬

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ຍᅽሸධ  ษ๐ຍᕤ  ✚ᒙ㐀ᙧᅗ ྛヨᩱࡢᘬᢤࡁᙉࡉ
ϫ㸬ཧ⪃ᩥ⊩1) Tasaka A, Mori R, Hirabayashi T, et al. A new
proposal for the workflow using CAD/CAM
technology for fabrication of resin-based removablepartial dentures. J Prosthodont Res 2023.
doi:10.2186/jpr.JPR_D_23_00153.

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O − 18⥔ᣢ⿦⨨ࢆ௜୚ࡋࡓࣇ࣮࣒࣮ࣞ࣡ࢡࡀ࢖ࣥࣉࣛࣥࢺᨭᣢ⿵⥛⿦⨨ࡢ◚ቯᙉᗘ࡟ཬࡰࡍᙳ㡪ࠐᑠᯘ㐩ᮁ  㸪ᮏ⏣㡰୍   㸪㧗㔝஢ᕫ   㸪⏣୰⚽ா  㸪኱㇂୍⣖  㸪ᕝᮏၿ࿴  㸪ᑠᓠ ኴ   ᪥ᮏ኱ᏛṑᏛ㒊ṑ⛉⿵⥛Ꮫ➨Ϫㅮᗙ ᪥ᮏ኱ᏛṑᏛ㒊⥲ྜṑᏛ◊✲ᡤ㧗ᗘඛ➃་⒪◊✲㒊㛛㸪 ᮾிᨭ㒊
Effect of attaching mechanical retentive devices onto frameworks on fracture load of implant-supported
restorations
1)1), 2)

Kobayashi T , Honda J, Takano R1), 2), Tanaka H1), Ohtani K3), Kawamoto Y3), Komine F1), 2)

1)

Department of Fixed Prosthodontics, Nihon University School of Dentistry, 2)Division of Advanced Dental

Treatment, Dental Research Center, Nihon University School of Dentistry, 3)Tokyo BranchI㸬┠ⓗཱྀ⭍࢖ࣥࣉࣛࣥࢺ἞⒪࡟࠾࠸࡚㸪࢖ࣥࣉࣛࣥࢺ
ୖ㒊ᵓ㐀ࡢࣇ࣮࣒࣮ࣞ࣡ࢡᮦᩱ࡜ࡋ࡚㸪ࢪࣝࢥࢽ࢔ࡀ⏝࠸ࡽࢀ࡚࠸ࡿࡀ㸪⮫ᗋ◊✲࡟࠾࠸࡚๓⿦㝡ᮦࡢᚤᑠ◚ᢡࡀሗ࿌ࡉࢀ࡚࠸ࡿ 1㸧㸬ᚤᑠ◚ᢡࡢ㜵Ṇ⟇࡜ࡋ࡚㸪ࣇ࣮࣒࣮ࣞ࣡ࢡ࡟ᶵᲔⓗ⥔ᣢ⿦⨨ࢆ௜୚ࡍࡿ᪉ἲࡀ᳨ウࡉࢀ࡚࠸ࡿ㸬ࡑࡇ࡛㸪ᮏ◊✲࡛ࡣ㸪ࢪࣝࢥࢽ࢔ࣇ࣮࣒࣮ࣞ࣡ࢡ࡟ᶵᲔⓗ⥔ᣢ⿦⨨ࢆ௜୚ࡋ㸪〇సࡋࡓ⿵⥛⿦⨨ࡢ◚ቯᙉᗘࢆ᳨ウࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬II㸬᪉ἲୗ㢡➨୍኱⮻ṑḞᦆ⑕౛࡟ᑐࡍࡿ࢖ࣥࣉࣛࣥࢺ
἞⒪ࢆ᝿ᐃࡋ㸪࢖ࣥࣉࣛࣥࢺయࢆᖖ 㔜ྜࣞࢪࣥ࡟ໟᇙᚋ㸪࢔ࣂࢵࢺ࣓ࣥࢺࢆ⥾⤖ࡋࡓ㸬ࣛ࣎ࢫ࢟ࣕࢼ࣮ࢆ⏝࠸࡚࢔ࣂࢵࢺ࣓ࣥࢺࢆࢫ࢟ࣕࢽࣥࢢ
ࡋ㸪ཌࡉ 0.5 mm ࡢᙧែ࡟࡞ࡿࡼ࠺ࢪࣝࢥࢽ࢔ࣇࣞ
࣮࣒࣮࣡ࢡࢆ〇సࡋࡓ㸬〇సࡋࡓࣇ࣮࣒࣮ࣞ࣡ࢡ
ࡣᶵᲔⓗ⥔ᣢ⿦⨨㸦௨ୗ㸪RB㸧㸦୙஧ࢪࣝࢥࣥࣅ
࣮ࢬ㸪୙஧〇సᡤ㸧ࢆࢢ࣮ࣞࢬ㝡ᮦࡲࡓࡣ࣮࢜࣌
ࢡ㝡ᮦࢆ౑⏝ࡋ࡚௜୚ࡋࡓ⩌㸦GL ⩌࠾ࡼࡧ OP ⩌㸧࡜௜୚ࡋ࡞࠸⩌㸦ND ⩌㸧࡟ศࡅࡓ㸬GL ⩌࠾ࡼࡧOP ⩌ࡢ RB ௜୚᪉ἲࡣ㸪ࣇ࣮࣒࣮ࣞ࣡ࢡ࡟࢔࣑ࣝ
ࢼࣈࣛࢫࢺฎ⌮ࢆ⾜࠸㸪ࢢ࣮ࣞࢬ㝡ᮦࡲࡓࡣ࢜࣌
࣮ࢡ㝡ᮦࢆ୍ᒙሬᕸࡋࡓᚋ㸪RB ࢆୖ᪉ࡼࡾ᣺ࡾ࠿
ࡅࡓ㸬㍈㠃ࡢవ๫࡞ RB ࡣ㸪ࢥࣥࢹࣥࢫ࠾ࡼࡧᑠ
➹࡟୍࡚ᒙࡢཌࡳ࡟࡞ࡿࡼ࠺ㄪᩚࡋࡓᚋ㸪↝ᡂࡋࣇ࣮࣒࣮ࣞ࣡ࢡࢆ〇సࡋࡓ㸬ND ⩌ࡢࣇ࣮࣒࣮ࣞ࣡
ࢡ࡟ᑐࡋ࡚ࡣ㸪࢔࣑ࣝࢼࣈࣛࢫࢺฎ⌮ࡢࡳࢆ⾜ࡗࡓ㸬〇సࡋࡓྛ✀ࣇ࣮࣒࣮ࣞ࣡ࢡ࡟ᑐࡋ࡚㸪㝡ᮦ㸦௨ୗ㸪FP㸧㸦Cerabien ZR㸪Kuraray Noritake Dental㸧㸪ࡲࡓࡣ㛫᥋ಟ᚟⏝ࢥ࣏ࣥࢪࢵࢺࣞࢪࣥ㸦௨ୗ㸪IC㸧㸦Estenia C&B㸪Kuraray Noritake Dental㸧ࢆ๓⿦ࡋ⿵⥛⿦⨨ࢆ〇సࡋࡓ㸬ᐇ㦂⩌ࡣ㸪ࣇ࣮࣒࣮ࣞ࣡ࢡ
ᙧែ 3 ᮲௳㸦GL ⩌, OP ⩌㸪࠾ࡼࡧ ND ⩌㸧࠿ࡘ๓
⿦ᮦᩱ 2 ᮲௳㸦FP ⩌࠾ࡼࡧ IC ⩌㸧ࡢィ 6 ᮲௳࡜ࡋࡓ㸬඲࡚ࡢ⿵⥛⿦⨨ෆ㠃࠾ࡼࡧ࢔ࣂࢵࢺ࣓ࣥࢺ⾲㠃࡟ᑐࡋ࡚࢔࣑ࣝࢼࣈࣛࢫࢺฎ⌮࡜ࣉࣛ࢖࣐࣮ฎ⌮ࢆ⾜࠸㸪⿵⥛⿦⨨ࢆ࢔ࣂࢵࢺ࣓ࣥࢺ࡟ࣞࢪࣥ⣔⿦╔ᮦᩱࢆ⏝࠸࡚⿦╔ࡋࡓ㸬⿦╔ᚋ㸪37 ⢭〇Ỉ୰
࡟࡚ 24 ᫬㛫ಖ⟶ᚋ㸪୓⬟ヨ㦂ᶵࢆ⏝࠸࡚◚ቯᙉᗘヨ㦂ࢆ⾜ࡗࡓ㸬◚ቯᙉᗘヨ㦂ᚋࡢ◚ቯ㠃ほᐹࡣ㸪ᐇయ㢧ᚤ㙾㸦Stemi DV4㸪Carl Zeiss㸧࠾ࡼࡧ㉮ᰝᆺ㟁Ꮚ㢧ᚤ㙾㸦௨ୗ㸪SEM㸧
㸦ERA-8800FE㸪Elionix㸧ࢆ⏝࠸࡚ほᐹࡋࡓ㸬III㸬⤖ᯝ࡜⪃ᐹFP ⩌࡟࠾࠸࡚㸪GL ⩌㸦3.00 kN㸧ࡀ௚ࡢࣇ࣮ࣞ
࣒࣮࣡ࢡᙧែ࡜ẚ㍑ࡋ࡚㸪᭱ࡶ㧗࠸◚ቯᙉᗘࢆ♧ࡋࡓ㸬ࡉࡽ࡟㸪ND ⩌㸦2.48 kN㸧ࡣ OP ⩌㸦1.91 kN㸧࡜ẚ㍑ࡋ࡚㧗࠸◚ቯᙉᗘࢆ♧ࡋࡓ㸬୍᪉㸪IC ⩌࡛ࡣ GL ⩌㸦2.62 kN㸧࠾ࡼࡧ OP ⩌㸦2.88 kN㸧ࡀ ND⩌㸦2.19 kN㸧࡜ẚ㍑ࡋ࡚᭷ព࡟㧗࠸◚ቯᙉᗘࢆ♧ࡋࡓ㸬◚ቯヨ㦂ᚋࡢ SEM ほᐹീ࡛ࡣ㸪FP-GL ⩌㸪IC-GL⩌࠾ࡼࡧ IC-OP ⩌࡟࠾࠸࡚⥔ᣢ⿦⨨࿘ᅖࡢ࢔ࣥࢲ
࣮࢝ࢵࢺ࡬ࡢ㝡ᮦࡢᶵᲔⓗᔐྜࢆㄆࡵࡓ㸬୍᪉㸪
FP-OP ⩌࡛ࡣ㸪⥔ᣢ⿦⨨࿘ᅖ࡟㛫㝽ࢆㄆࡵࡓ㸬ᮏ◊✲ࡢ⤖ᯝ࠿ࡽ㸪FP ⩌࡟࠾࠸࡚㸪ࢢ࣮ࣞࢬ㝡ᮦࢆሬᕸࡋ㸪RB ࢆ௜୚ࡋ࡚〇సࡋࡓࣇ࣮࣒࣮ࣞ࣡ࢡ
ࡣ㸪ࢢ࣮ࣞࢬ㝡ᮦ࡟ࡼࡿࣇ࣮࣒࣮ࣞ࣡ࢡ⾲㠃ࡢࡠࢀᛶࡢྥୖ࠾ࡼࡧ RB ࡟ࡼࡿᶵᲔⓗᔐྜࡀᚓࡽࢀ
ࡿࡇ࡜࡛㸪㧗࠸◚ቯᙉᗘࢆ♧ࡋࡓ࡜⪃࠼ࡽࢀࡿ㸬IC ⩌ࡣ㸪FP ⩌࡜ẚ㍑ࡋ࡚๓⿦᫬ࡢ⇕ࢧ࢖ࢡࣝࡀ࡞
࠸ࡓࡵ㸪GL ⩌࠾ࡼࡧ OP ⩌࡜ࡶ࡟ RB ࡟ࡼࡿᶵᲔ
ⓗᔐྜࡀᚓࡽࢀࡿࡇ࡜࡛㸪ࣇ࣮࣒࣮ࣞ࣡ࢡ࡜๓⿦
ᮦᩱࡢ⏺㠃ࡀᙉ໬ࡉࢀ㸪◚ቯᙉᗘࡀྥୖࡍࡿࡇ࡜
ࡀ♧၀ࡉࢀࡓ㸬IV㸬ᩥ⊩1) Pjetursson BE, Sailer I, Latyshev A, Rabel K, Kohal
RJ, Karasan D. A systematic review andmeta analysis evaluating the survival, the failure,
and the complication rates of veneered andmonolithic all-ceramic implant-supported single
crowns. Clin Oral Implants Res 2021; 32: 254-288.

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O − 19㟁ゎ◊☻ࡢ᪉ἲࡀ㗪㐀࠾ࡼࡧ㔠ᒓ✚ᒙ㐀ᙧࡋࡓ
Co-Cr ྜ㔠ࡢᶵᲔⓗ≉ᛶ࡟ཬࡰࡍᙳ㡪
ࠐ㏕⏣⣪⥤ 㸧㸪⏣ᆏᙲつ 㸧㸪ῦ஭୐ᾏ 㸧㸪ఀᮾ⣫ୡ 㸧㸪ᒸ㔝᪥ዉ 㸧㸪Ṋᮏ┿἞ 㸧㸪ᒣୗ⚽୍㑻 㸧㸧ᮾிṑ⛉኱ᏛỈ㐨ᶫ⑓㝔㸪㸧ᮾிṑ⛉኱Ꮫࣃ࣮ࢩࣕࣝࢹࣥࢳ࣮ࣕ⿵⥛Ꮫㅮᗙ㸪㸧ᒾᡭ་⛉኱Ꮫ་⒪ᕤᏛㅮᗙ
Effects of electrolytic polishing on mechanical properties of cobalt chromium alloy fabricated by cast or
additive manufacturing
Sakoda S 1), Tasaka A 2), Asai N 2), Ito K 2), Okano H 2), Takemoto S 3), Yamashita S 2)
1)

Tokyo Dental College Suidoubashi Hospital, 2)Department of Removable Partial Prosthodontics, Tokyo

Dental College, 3)Department of Biomedical Engineering, Iwate Medical University౯ࡋࡓ㸬ࢡࣟࢫ࣊ࢵࢻࣆ࣮ࢻࡣ 1.0 mm/min ࡜ࡋ㸪᭤ࡆᙉࡉ㸪᭤ࡆᙎᛶ⋡㸪0.2%ࡢ᭤ࡆ⪏ຊ࠾ࡼࡧ᭤
ࡆᙉࡉࡲ࡛ࡢఙࡧ⋡ࢆ ᐃࡋࡓ㸬ࣅࢵ࣮࢝ࢫ◳ࡉヨ㦂ᶵ㸦HMV-G21㸹ᓥὠ〇సᡤ㸧࡟࡚ࣅࢵ࣮࢝ࢫ◳ ࡉ ࢆ ᐃ ࡋ ࡓ 㸬 ㉮ ᰝ ᆺ 㟁 Ꮚ 㢧 ᚤ 㙾 㸦 SEM
SU6600㸹᪥❧ࣁ࢖ࢸࢡࣀࣟࢪ࣮㸧࡛ヨᩱ⾲㠃ࢆほᐹࡋࡓ㸬ྛ᮲௳㛫ࡢᶵᲔⓗ≉ᛶࢆ⤫ィᏛⓗ࡟ẚ㍑᳨ウࡍࡿࡓࡵ࡟㸪Kruskal Wallis ᳨ᐃࢆ⾜࠸㸪Steel Dwassἲ࡟࡚ከ㔜ẚ㍑ࡋࡓ㸬᭷ពỈ‽ࡣ 5%࡜ࡋࡓ.
Ϫ㸬⤖ᯝ࡜⪃ᐹ᭤ࡆᙉࡉࡣ㸪CAST ࡢ wet ࡛⣙ 1600MPa㸪dry ࡛⣙ 1700 MPa㸪SLM ࡢ wet ࡛⣙ 1800MPa㸪dry ࡛⣙
1920MPa ࡛࠶ࡾ㸪CAST ࡜ẚ㍑ࡋ࡚ SLM ࡢ᪉ࡀ኱ࡁ ࡞ ್ ࢆ ♧ ࡋ ࡓ 㸬 ⤫ ィ Ꮫ ⓗ ࡟ ࡣ 㸪 SLM-wet ࡜
SLM-dry 㛫௨እࡢ᮲௳㛫࡛᭷ពᕪࢆㄆࡵࡓ㸬᭤ࡆᙎᛶ⋡ࡣ㸪࠸ࡎࢀࡢ᮲௳㛫ࡶ⤫ィᏛⓗ᭷ពᕪࢆㄆ
ࡵ࡞࠿ࡗࡓ㸬᭤ࡆ⪏ຊࡣ㸪CAST-wet ࡜ SLM-dry㛫ࡢࡳ࡛⤫ィᏛⓗ᭷ពᕪࢆㄆࡵࡓ㸬᭱኱ᙉࡉࡲ࡛
ࡢఙࡧ⋡ࡣ㸪SLM ࡛ 8㹼10%࡛࠶ࡾ㸪CAST ࡜ẚ㍑ࡋ࡚኱ࡁ࡞್ࢆ♧ࡋࡓ㸬ヨ㦂ᚋࡢヨᩱࡣ CAST ࡛ࡣ᫂ࡽ࠿࡞ட⿣ࢆㄆࡵ
ࡓࡀ㸪SLM ࡛ࡣㄆࡵ࡞࠿ࡗࡓ㸬ࣅࢵ࣮࢝ࢫ◳ࡉࡣ
SLM ࡜ẚ㍑ࡋ࡚ CAST ࡀ኱ࡁࡃ㸪⤫ィᏛⓗ᭷ពᕪࢆㄆࡵࡓ㸬ࡇࢀࡣ㸪CAST ⾲㠃࡟ࡣ㗪㐀࡟ࡼࡿᇙἐᮦ࡜ࡢ཯ᛂᒙࡀṧᏑࡋ࡚࠸ࡿࡇ࡜࡟㉳ᅉࡍࡿ࡜⪃࠼ࡽࢀࡿ㸬
SEM ほᐹ࡟࠾࠸࡚㸪CAST ࡢ dry ࡛ࡣ wet ࡜ẚ㍑ࡋ࡚⾲㠃ࡀ⁥ࡽ࠿࡛࠶ࡗࡓ㸬୍᪉㸪SLM ࡛ࡣ
wet ࡜ dry ࡢ࠸ࡎࢀࡶ✚ᒙ⦤ࡀほᐹࡉࢀࡓ㸬௨ୖࡼࡾ㸪SLM ࡛ࡣ CAST ࡜ẚ㍑ࡋ࡚㸪◊☻᮲௳࡟㛵ࢃࡽࡎ᭤ࡆᙉࡉ࡜᭱኱ᙉࡉࡲ࡛ࡢఙࡧ⋡ࡀ኱ࡁ࠸ࡓࡵ㸪wet ࠶ࡿ࠸ࡣ dry ࡢ࠸ࡎࢀ࡛◊☻ࡋ࡚ࡶ᭷ຠ࡛࠶ࡿࡇ࡜ࡀ♧၀ࡉࢀࡓ㸬ࡋ࠿ࡋ㸪SLM ࡛ࡣ◊☻ᚋ࡟࠾࠸࡚ࡶ✚ᒙ⦤ࡀṧᏑࡋ࡚࠸ࡓࡓࡵ㸪௒ᚋࡣࡉࡽ࡟᭱㐺࡞◊☻᮲௳ࢆ᳨ウࡍࡿᚲせࡀ࠶ࡿ࡜ᛮࢃࢀࡿ㸬Ϩ㸬┠ⓗࢹࢪࢱࣝᢏ⾡ࡢ㐍Ṍ࡟ࡼࡾ㸪㔠ᒓ✚ᒙ㐀ᙧ࡛ᒁ㒊ᗋ⩏ṑࡢࣇ࣮࣒࣮ࣞ࣡ࢡࢆ〇సࡍࡿࡇ࡜ࡀྍ⬟࡜࡞ࡾࡘࡘ࠶ࡿ㸬㔠ᒓ✚ᒙ㐀ᙧࡣ㐀ᙧ᫬࡟ࢧ࣏࣮ࢺ
ࢆ௜ࡅࡿᚲせࡀ࠶ࡾ㸪ࡲࡓ㸪㐀ᙧయࡢ⾲㠃ࡀ⢒㐀࡛࠶ࡿࡓࡵ㸪ᚋᕤ⛬ࡀᚑ᮶ࡢ㗪㐀࡜ẚ㍑ࡋ࡚ㄢ㢟࡜࡞ࡿ㸬㏆ᖺ㸪஝ᘧ㟁ゎ◊☻ࡀ㛤Ⓨࡉࢀ㸪ᚋᕤ⛬ࡢ⮬ື໬㸪⡆⣲໬࠾ࡼࡧᶆ‽໬ࡀᮇᚅࡉࢀ࡚࠸ࡿ㸬ࡇࢀࡲ࡛㗪㐀య࡟ᑐࡋ࡚‵ᘧ㟁ゎ◊☻ࡀ⾲㠃⢒ࡉ࡜ᶵᲔⓗᙉᗘ࡟ཬࡰࡍᙳ㡪࡟ࡘ࠸࡚ࡣ᳨ウࡉࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋ㸪㗪㐀య࡟ᑐࡍࡿ஝ᘧ㟁ゎ◊☻ࡢᙳ㡪㸪࠾ࡼࡧ㔠ᒓ✚ᒙ㐀ᙧ࡛〇సࡋࡓ㐀ᙧయ࡟ᑐࡋ
࡚◊☻᪉ἲࡢ㐪࠸ࡀᶵᲔⓗᙉᗘ࡟ཬࡰࡍᙳ㡪࡟ࡘ࠸࡚ࡣ୙᫂࡞Ⅼࡀከ࠸.
ᮏ◊✲࡛ࡣ㸪ᒁ㒊ᗋ⩏ṑࡢࣇ࣮࣒࣮ࣞ࣡ࢡࢆຠ⋡ⓗ࡟〇సࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚㸪㟁ゎ◊☻ࡢ᪉ἲࡀ㗪㐀࠾ࡼࡧ㔠ᒓ✚ᒙ㐀ᙧ࡛〇సࡋࡓࢥࣂࣝࢺࢡ
࣒ࣟྜ㔠ࡢᶵᲔⓗ≉ᛶ࡟ཬࡰࡍᙳ㡪ࢆ᳨ウࡋࡓ㸬ϩ㸬᪉ἲࢥࣂࣝࢺࢡ࣒ࣟ〇ヨ㦂∦㸦㛗ࡉ 37mm㸪ᖜ 5mm㸪ཌࡉ 1.5mm㸧ࢆ㗪㐀࠾ࡼࡧ㔠ᒓ✚ᒙ㐀ᙧ࡟࡚〇సࡋࡓ㸬㗪㐀ࡢヨ㦂∦ࡣ㸪㧗࿘Ἴ㐲ᚰ㗪㐀ᶵ㸦ࢹࣥࢥ࣮࣮࢜ࢺࢭࣥࢧ࣮MD-201 ྕ㸹㟁Ẽ⯆ᴗ♫㸧࡟࡚〇సࡋࡓ(௨ୗ㸪CAST)㸬㔠ᒓ✚ᒙ㐀ᙧࡢヨ㦂∦ࡣ㸪㔠ᒓග㐀ᙧ」ྜຍᕤᶵ㸦LUMEX Avance-25㸹ᯇᾆᶵᲔ〇సᡤ㸧ࢆ⏝࠸࡚〇సࡋࡓ(௨ୗ㸪SLM)㸬CAST࡜ SLM ࡛〇సࡋࡓヨ㦂∦ࢆ‵ᘧ㟁ゎ◊☻࡜஝ᘧ㟁ゎ◊☻ࡢ㸰᮲௳࡛◊☻ࡋࡓ㸬‵ᘧ㟁ゎ◊☻ࡣ㟁ゎ◊☻ᾮ㸦ᯇ㢼㸧ࢆ⏝࠸㸪㟁ᅽ 8V㸪㟁ὶ 6A ࡟࡚⾜ࡗࡓ㸦௨ୗ wet㸧㸬஝ᘧ㟁ゎ◊☻ࡣ㟁ゎ㉁㸦DLYTE
01-S㸪GPAINNOVA㸧ࢆ⏝࠸㸪஝ᘧ㟁ゎ◊☻ᶵ㸦DLyte
Desktop Pro㸪GPAINNOVA㸧࡟࡚⾜ࡗࡓ㸦௨ୗ dry㸧㸬〇స᪉ἲ࡜◊☻᪉ἲࢆ⤌ࡳྜࢃࡏࡓィ㸲᮲௳ࢆタᐃࡋ㸪ྛ᮲௳࡛ヨ㦂∦ࢆ㸴ಶࡎࡘ〇సࡋࡓ㸬
2 ᮲௳࡛◊☻ࡋࡓヨᩱࡢᙉࡉࢆ୓⬟ᮦᩱヨ㦂ᶵ㸦AG-I 20kN㸹ᓥὠ〇సᡤ㸧࡟࡚୕Ⅼ᭤ࡆヨ㦂࡛ホ− 39 −

O − 20㐀ᙧ᪉ྥࡀࢳࢱࣥࢆ⏝࠸ࡓ EBM ࡢ⢭ᗘ࡟ཬࡰࡍᙳ㡪ࠐ▼⏣⚈ᕫ 1)㸪Ώ㑔 ្ 2)㸪୕ᾆ኱㍜ 1)㸪୰ᓥ೺ኴ㑻 1)㸪᪂㇂୍᫂ 1,3)
1)᪥ᮏṑ⛉኱Ꮫ⏕࿨ṑᏛ㒊ṑ⛉⌮ᕤᏛㅮᗙ㸪2)᪥ᮏṑ⛉኱Ꮫ⏕࿨ṑᏛ㒊ṑ⛉⿵⥛Ꮫ II ㅮᗙ㸪3)ࢺࢗࣝࢡ኱Ꮫ

Effects of printing direction on the fabricating accuracy of EBM using titanium
Ishida Y1), Watanabe S2), Miura D1), Nakajima K1), Shinya A1,3)
1,2)

Nippon Dental University, 3)University of Turku㸦n=5㸧㸬⤫ィฎ⌮࡜ࡋ࡚ྛ ᐃ㒊఩࡟ࡘ࠸࡚஧ඖ
㓄⨨ศᩓศᯒ㸦A㸸㐀ᙧ᪉ἲ㸪B㸸㐀ᙧゅᗘ㸧㸪Tukey ࡟ࡼࡿከ㔜ẚ㍑ࢆ⾜ࡗࡓ㸦Į=0.05㸧
III㸬⤖ᯝ࡜⪃ᐹእᚄ࡛ࡣ㸪0 ᗘ࡛㐀ᙧࡋࡓࡶࡢ࡛ࡣ㐀ᙧ᪉ἲ㛫࡟᭷ពᕪࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ㸦p>0.05㸧㸬45 ᗘ࡛ࡣ EBM ࡀ ᭷ ព ࡟ ኱ ࡁ ࠸ ኚ ໬ ⋡ ࢆ ♧ ࡋ ࡓ
㸦 p<0.05 㸧㸬ࡲࡓ㸪㐀ᙧゅᗘ㛫࡛ࡢẚ㍑࡛ࡣ 㸪
EBM ࡣ 45 ᗘ ࡛ ᭷ ព ࡟ ኱ ࡁ ࡃ ࡞ ࡗ ࡓ ࡢ ࡟ ᑐ ࡋ
㸦p<0.05㸧㸪SLM ࡛ࡣ᭷ពᕪࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ
㸦p>0.05㸧㸬ෆᚄ࡛ࡣ㸪0 ᗘࡢ SLM ࡜ 45 ᗘࡢ
EBM 㛫௨እࡢ⤌ྜࡏ࡟᭷ពᕪࡣㄆࡵࡽࢀ࡞࠿ࡗࡓ
㸦p>0.05㸧㸬῝ࡉ࡛ࡣ㸪඲࡚ࡢ⤌ྜࡏ࡟࠾࠸࡚᭷
ពᕪࡣㄆࡵࡽࢀ࡞ࡗࡓ㸦p>0.05㸧㸬ࢳࢱࣥ⢊ᮎࡢ
SEM ⏬ീ࡛ࡣ㸪SLM ࡜ẚ㍑ࡋ࡚ EBM ࡛኱ࡁ࠸⢏ᚄࡢࢳࢱࣥ⢊ᮎࡀ☜ㄆࡉࢀࡓ㸬እᚄ㸪ෆᚄ࠾ࡼࡧ῝ࡉࢆẚ㍑ࡍࡿ࡜㸪῝ࡉ࡛ࡢኚ໬⋡ࡀ᭱ࡶᑠࡉ࠸್࡜࡞ࡗࡓ㸬㐀ᙧ᪉ἲࡣ␗࡞
ࡿࡀ㸪㐣ཤࡢᩥ⊩ 1㸧࡜ࡶ୍⮴ࡋ࡚࠾ࡾ㸪㐀ᙧ᪉ྥ࡟࠾ࡅࡿ㧗ࡉ᪉ྥࡢ㐀ᙧ⢭ᗘࡀ᭱ࡶඃࢀ࡚࠸ࡿࡇ
࡜ࢆ♧၀ࡋ࡚࠸ࡿ㸬EBM ࡜ SLM ࡢẚ㍑࡛ࡣ㸪
EBM ࡀ඲యⓗ࡟኱ࡁ࡞ኚ໬⋡ࢆ♧ࡋ㸪≉࡟እᚄ࡛ኚ໬⋡ࡀ኱ࡁ࠸್࡜࡞ࡗࡓ㸬ࡇࢀࡣ㐀ᙧ࡟⏝࠸ࡿࢳࢱࣥ⢊ᮎࡢ⢏ᚄࡀᙳ㡪ࡋ࡚࠸ࡿ࡜⪃࠼ࡽࢀ㸪⢏ᚄࡀ኱ࡁ࠸ EBM ࡀ኱ࡁ࠸ኚ໬⋡ࡀ♧ࡋࡓ࡜⪃࠼ࡽࢀࡿ㸬㐀ᙧゅᗘ࡛ࡣ㸪45 ᗘ࡛ 0 ᗘࡼࡾ኱ࡁ࡞್
ࢆ♧ࡋࡓ㸬ࡇࢀࡣ㐀ᙧ≀ࡢ㔜ࡳ࡟ࡼࡗ࡚ኚ఩ࡋࡓ
ࡇ࡜ࡀᙳ㡪ࡋ࡚࠸ࡿྍ⬟ᛶࡀ⪃࠼ࡽࢀࡿ㸬௨ୖࡢࡇ࡜࠿ࡽ㸪EBM ࡣ SLM ࡜ẚ㍑ࡋ࡚ࡑࡢ㐀ᙧ⢭ᗘࡣྠ➼ࡶࡋࡃࡣࡑࢀ௨ୗ࡛࠶ࡿࡇ࡜ࡀ᫂
ࡽ࠿࡜࡞ࡗࡓ㸬⿵⥛⿦⨨ࡢ〇స࡟ EBM ࢆ⏝࠸ࡿ㝿ࡣ㸪㐀ᙧ࡟ࡼࡿኚᙧࢆ⿵ṇࡍࡿᚲせࡀ࠶ࡿࡇ࡜
ࡀ♧၀ࡉࢀࡓ㸬IV㸬ᩥ⊩1) Ishida Y et al. Dimensional accuracy of dental
casting patterns created by 3D printers. Dent Mater J
2016; 35: 250-256.

I㸬┠ⓗࢳࢱࣥࡣᴟࡵ࡚㧗࠸⪏⼃ᛶࡸ⏕యぶ࿴ᛶࢆ᭷ࡋ
࡚࠾ࡾ㸪ṑ⛉ศ㔝࡛ࡣ⿵⥛⿦⨨ࡢ〇స࡟ࡶᛂ⏝ࡉࢀ࡚࠸ࡿ㸬㗪㐀࡛〇సࡍࡿሙྜ㸪㞺ᅖẼࢆไᚚࡋࡓ㗪㐀ࡀᚲせ࡛࠶ࡿ㸬㗪㐀Ḟ㝗ࡢᜍࢀࡀᑠࡉ࠸⿵
⥛⿦⨨ࡢ〇స᪉ἲ࡜ࡋ࡚ CAD/CAM ࡟ࡼࡿษ๐ຍ
ᕤࡀᛂ⏝ࡉࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋ㸪ษ๐ຍᕤ࡛ࡣᕤල
ࡢᙧ≧ࡢไ㝈࠿ࡽ㸪」㞧࡞ᙧ≧ࡢຍᕤࡣᅔ㞴࡛࠶ࡾ㸪⿕๐ᮦࡢ↓㥏ࡶከ࠸㸬ࡇࢀࡽࡢၥ㢟ࢆゎỴࡍ
ࡿ 〇 స ᪉ ἲ ࡜ ࡋ ࡚ ࣞ ࣮ ࢨ ࣮ ࢆ ⏝ ࠸ ࡓ SLM
㸦Selective Laser Melting㸧࡟ࡼࡿ⿵⥛⿦⨨ࡢ〇సࡀ⾜ࢃࢀ࡚࠸ࡿ㸬ࡲࡓ㸪㏆ᖺ࡛ࡣ㸪ࡼࡾฟຊࡢ኱
ࡁ࠸㟁Ꮚࣅ࣮࣒ࢆ⏝࠸ࡿࡇ࡜࡛㸪㧗㏿࡞㐀ᙧࢆᐇ⌧ࡋࡓ EBM㸦Electron Beam Melting㸧࡟ࡼࡿࢳࢱ
ࣥ㐀ᙧࡀྍ⬟࡜࡞ࡗࡓ㸬EBM ࡢ⿵⥛⿦⨨〇స࡬ࡢᛂ⏝࡟ࡼࡾ㸪ࡼࡾຠ⋡ⓗ࡟⿦⨨ࡢ〇స࡛ࡁࡿྍ⬟ᛶࡀ࠶ࡿ㸬ࡋ࠿ࡋ㸪EBM ࢆṑ⛉࡟ᛂ⏝ࡋࡓሗ࿌ࡣ
↓ࡃ㸪㐀ᙧ⢭ᗘࡶ᫂ࡽ࠿࡜࡞ࡗ࡚࠸࡞࠸㸬ࡑࡇ࡛ᮏ◊✲ࡣ㸪EBM ࡢṑ⛉ศ㔝࡛ࡢ᭷⏝ᛶࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ⓗ࡟㸪EBM ࡟ࡼࡾ〇సࡋࡓ㐀ᙧ≀ࡢ⢭ᗘࢆ SLM ࡟࡚〇సࡋࡓࡶࡢ࡜ẚ㍑ࡍ
ࡿࡇ࡜࡛㸪ࡑࡢ㐀ᙧ⢭ᗘࢆ᳨ウࡋࡓ㸬II㸬᪉ἲ㐀ᙧࡍࡿヨ㦂∦࡜ࡋ࡚㸪඲㒊㔠ᒓෙࢆ᝿ᐃࡋࡓ
෇ᰕ≧ࡢ 3D ࢹ࣮ࢱ㸦እᚄ 13 mm㸪ෆᚄ 10 mm㸪
῝ࡉ 10 mm㸧ࢆ 3D CAD ࢯࣇࢺ㸦3D Builder,
Microsoft㸧ࢆ⏝࠸࡚タィࡋࡓ㸬ヨ㦂∦ࡣ EBM ᘧ௜ຍ〇㐀ᶵ㸦Arcam A2X, GE Additive㸧࡜ SLM ᘧ௜ຍ〇㐀ᶵ㸦Concept Laser M2, GE Additive㸧ࢆ⏝࠸㸪ࡑࢀࡒࢀᑐᛂࡍࡿࢳࢱࣥ⢊ᮎࢆ⏝࠸࡚㐀ᙧࡋࡓ㸬㐀ᙧ᪉ྥࡀ⢭ᗘ࡟ཬࡰࡍᙳ㡪ࢆ᳨ウࡍࡿࡓࡵ࡟㸪ညྜ㠃ࢆ㐀ᙧࢫࢸ࣮ࢪ࡟㓄⨨ࡋࡓࡶࡢࢆ 0 ᗘ
࡜ࡋ㸪45 ᗘ࡟㓄⨨ࡋࡓࡶࡢࡶ㐀ᙧࡋࡓ㸬
ヨ㦂∦ࡢ࣐࣮ࢪࣥ㒊ࡢእᚄ㸪ෆᚄ࡜῝ࡉ࡟ࡘ࠸࡚
㢧ᚤ㙾㸦VHX-2000, Keyence㸧ࢆ⏝࠸࡚ ᐃࡋ㸪ࡑࢀࡒࢀࡢタィ್࠿ࡽࡢኚ໬⋡ࢆ⟬ฟࡋࡓ㸬ヨ㦂∦ࡢ〇స࠿ࡽ ᐃࡲ࡛ 5 ᅇ⧞㏉ࡋ⾜ࡗࡓ− 40 −

஠ᛓǜᙔϜƟǖǕଂƵŴ஠ᛓƵ੢᠑ƟǖƩᓼ˼ཏǜᙔϜơƩƎଂƹᲫᲧᅌᲨଔ஠ᙔϜ೐ǼȴȀȹƲѿਝᙔϜᚭᜈ‫ڑ‬ኚǜዼ዁ƟǖưƎǕ˘ಉƸࢿಉՆˎ‫ٶ‬ƹᲫ‫׎‬ஃᬃǌᓼ˼೐᎑ƕǓᙔϜ೐ህƸᘑ̇Ƹ‫ۃ‬ᚤǜәƛưƎǕഓƸ‫˵׊‬ƕǓᚭᜈǜәƛưƙƪƟƎᲭŴᓼ˼ཏƸࢀဋȸ᠇᠑ȸᎋᚮƸǒƐƴᙔϜˎ‫ٶ‬ƸᚭᜈƹᲫႾਜ਼஠ˡǂƞᡶ዆ƙƪƟƎᲭƅ ௃ʰᣇษҖឤ‫ת‬ʂ஝‫ת‬ȔȬɡᑑᅌ‫׊‬ඩʶ‫ܙ‬ᘔᓼ˼೐Ҧˡ
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