Source: https://patents.google.com/patent/CN104068904B/en
Timestamp: 2020-01-17 21:36:18
Document Index: 749314522

Matched Legal Cases: ['art；7', 'art；22', 'art 9', 'art 21', 'art 21', 'art 9', 'art 9', 'art 9', 'art 9']

CN104068904B - A kind of aorta anastomosis device - Google Patents
A kind of aorta anastomosis device Download PDF
CN104068904B
CN104068904B CN201310111076.7A CN201310111076A CN104068904B CN 104068904 B CN104068904 B CN 104068904B CN 201310111076 A CN201310111076 A CN 201310111076A CN 104068904 B CN104068904 B CN 104068904B
CN201310111076.7A
CN104068904A (en
严山珊
2013-03-29 Application filed by 钟丽红, 严山珊, 俞晓立 filed Critical 钟丽红
2013-03-29 Priority to CN201310111076.7A priority Critical patent/CN104068904B/en
2014-10-01 Publication of CN104068904A publication Critical patent/CN104068904A/en
2017-07-28 Publication of CN104068904B publication Critical patent/CN104068904B/en
The present invention relates to a kind of aorta anastomosis device, it is characterized in that：Including a kind of anastomosis clamp, fixed by spring；Another anastomosis clamp, is fixed by tooth button, can have cushion in it；Another anastomosis clamp, is made up, there is hook its side, opposite side has button of the soft thing of long sheet, is fixed by hook with button；Supporting support, cylindrical, the side of supporting support has row's small sircle hole or both sides respectively to have row's small sircle hole, and centre can be fluted, and the length of supporting support is slightly shorter than the length of anastomosis clamp；Artificial blood vessel part, artificial blood vessel can be connected with supporting support, the artificial blood vessel being connected with supporting support is divided to two sections, close on supporting support for thin-walled artificial blood vessel, away from supporting support round table-like heavy wall artificial blood vessel is connected with for heavy wall artificial blood vessel, thin-walled artificial blood vessel and heavy wall artificial blood vessel connection.
A kind of aorta anastomosis device
The invention belongs to medical instruments field, more particularly to a kind of apparatus of aorta anastomosis operation.
In the prior art, the treatment means for macrovascular diseases have surgical operation, intervention support and drug therapy.Chest and abdomen Thorough effective treatment method of the macrovascular diseases such as aortic aneurysm is surgical operation.For critical illness and/or complex lesions patient, Surgical operation is often first choice, even unique selection.But be that operation risk is big, to surgeon the problem of exist now Requirement it is high.For operation angle, aorta anastomosis technology is the key technology of surgical operation.It is how safely and fast complete It is to improve success rate of operation into vascular anastomosis, reduction operative mortality rate and the key factor for reducing postoperative complications.
The identical method of current blood vessel is mainly suture jacquard CAD.This is a kind of safely and effectively method.But, suture kiss It is legal high to surgical technical requirements, and time-consuming for operation, it is also possible to there is anastomotic leakage blood.If an operation Multiple previous anastomotics are sutured, then to expend more times is sutured or mending-leakage, time-consuming to greatly increase, operation risk Can substantially it increase.Therefore, many doctors abandon operative treatment to complicated and extensive aortic aneurysm, and take expectant treatment.But Be expectant treatment the death rate it is high, such as complicated and extensive dissecting aneurysm.Recently also there is the intracavitary that need not be sutured artificial The report of blood vessel, the intraluminal artificial blood vessel of non-suture is fixed with two lines, then is banded in aneurysm with strong umbilical cord On the ring of endoluminal vascular prosthesis, but occur the danger that blood penetrates into formation false aneurysm in arterial wall from vascular circle.Cause This, it is also very desirable to there is a kind of safe, simple, quick vascular anastomosis method.
The purpose of the present invention is exactly to coincide to solve existing suture to have the shortcomings that time-consuming there is provided a kind of safety, simple Single, quick aorta anastomosis device.
To achieve these goals, this invention takes following technical proposals：
The present invention is using a kind of aorta anastomosis device come anastomosis of blood vessel.Aorta anastomosis device includes a kind of anastomosis clamp, passes through Spring is fixed, and can have a cushion in it；Another anastomosis clamp, is fixed by tooth button, can have cushion in it；It is another to coincide Folder, is made up, there is hook its side, opposite side has button of the soft thing of long sheet, is fixed by hook with button；Supporting support, it is cylindrical, The side of supporting support has row's small sircle hole or both sides respectively to have row's small sircle hole, and centre can be fluted, and the length of supporting support is slightly It is shorter than the length of anastomosis clamp；Artificial blood vessel part, artificial blood vessel can be connected with supporting support, the artificial blood being connected with supporting support Pipe be divided to two sections, close on supporting support for thin-walled artificial blood vessel, remote supporting support for heavy wall artificial blood vessel, the artificial blood of thin-walled Pipe is connected with round table-like heavy wall artificial blood vessel with heavy wall artificial blood vessel connection.By the branch with artificial blood vessel during operation technique Support support is inserted in human vas, then with the fixed supporting support (this portion can be omitted suddenly) of silk thread ligation, then outside human vas Fixed with above-mentioned anastomosis clamp.
To achieve the above object, this invention takes following technical proposals：
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have fixed column annular in shape.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part The interior ring-type cushion for having an opening.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have the ring-type cushion that can have opening in fixed column annular in shape, the sandwich part.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have the ring-type cushion that can have opening in fixed column annular in shape, the sandwich part, and ring-type cushion can have in ring The fixed column of shape.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the switch portion Have a fix bar, fix bar can limit switch portion activity, and have the recess for blocking fix bar in switch portion.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have a fixed column annular in shape, and the switch portion has a fix bar, fix bar can limit switch portion activity, and There is the recess for blocking fix bar in switch portion.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part The interior ring-type cushion for having an opening, the switch portion has a fix bar, fix bar can limit switch portion activity, and in switch portion There is the recess for blocking fix bar.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have the ring-type cushion that can have opening in fixed column annular in shape, the sandwich part, and the switch portion has fixation Bar, fix bar can limit switch portion activity, and have the recess for blocking fix bar in switch portion.
One embodiment of the present invention is：The anastomosis clamp is made up of sandwich part, switch portion and spring, the sandwich part Interior center section can have the ring-type cushion that can have opening in fixed column annular in shape, the sandwich part, and ring-type cushion can have in ring The fixed column of shape, the switch portion has a fix bar, fix bar can limit switch portion activity, and fixation is blocked in switch portion The recess of bar.
One embodiment of the present invention is：The anastomosis clamp is in the annular shape of opening, and there is prominent tooth openend side, There is the button of depression side, can close up tooth and buckle the ring-type cushion that can have opening in clamping effect, anastomosis clamp.
One embodiment of the present invention is：The anastomosis clamp is in the annular shape of opening, and there is prominent tooth openend side, There is the button of depression side, can close up tooth and buckle pars intermedia in the ring-type cushion that can have opening in clamping effect, anastomosis clamp, sandwich part Fixed column annular in shape can be had by dividing.
One embodiment of the present invention is：The anastomosis clamp is in the annular shape of opening, and there is prominent tooth openend side, There is the button of depression side, and can close up tooth and buckle can have out in the ring-type cushion that can have opening in clamping effect, anastomosis clamp, sandwich part The ring-type cushion of mouth.
One embodiment of the present invention is：The anastomosis clamp is in the annular shape of opening, and there is prominent tooth openend side, There is the button of depression side, can close up tooth and buckle pars intermedia in the ring-type cushion that can have opening in clamping effect, anastomosis clamp, sandwich part The ring-type cushion that can have opening in fixed column annular in shape, sandwich part can be had by dividing.
One embodiment of the present invention is：The anastomosis clamp is made up of the soft thing of long sheet, and its side has 1-10 to arrange hook, separately Should mutually there be 1-10 row's buttons side, be fixed by hook with button, it is possible to adjust part with the combination of button by the hook of different rows It is elastic.
One embodiment of the present invention is：The supporting support is cylindrical, the cross section of supporting support both sides front end For parabola shaped streamlined design, the side of supporting support has row's small sircle hole or both sides respectively to have row's small sircle hole, support branch The length of frame is slightly shorter than the length of anastomosis clamp, and the side of supporting support is connected with thin-walled artificial blood vessel.
One embodiment of the present invention is：The supporting support is cylindrical, the cross section of supporting support both sides front end For parabola shaped streamlined design, the side of supporting support has row's small sircle hole or both sides respectively to have row's small sircle hole, support branch The length of frame is slightly shorter than the length of anastomosis clamp, and supporting support is located in thin-walled artificial blood vessel.
One embodiment of the present invention is：The supporting support is cylindrical, can be fluted in the middle of supporting support, support The cross section of support both sides front end is parabola shaped streamlined design, and the side of supporting support has row's small sircle hole or both sides each There is row's small sircle hole, the length of supporting support is slightly shorter than the length of anastomosis clamp.The side of supporting support and thin-walled artificial blood vessel's phase Even.
One embodiment of the present invention is：The supporting support is cylindrical, can be fluted in the middle of supporting support, support The cross section of support both sides front end is parabola shaped streamlined design, and the side of supporting support has row's small sircle hole or both sides each There is row's small sircle hole, the length of supporting support is slightly shorter than the length of anastomosis clamp.Supporting support is located in thin-walled artificial blood vessel.
One embodiment of the present invention is：The artificial blood vessel part is constituted by two sections, and artificial blood vessel can be with support branch Frame is connected, close on supporting support for thin-walled artificial blood vessel, away from supporting support for heavy wall artificial blood vessel, thin-walled artificial blood vessel Round table-like heavy wall artificial blood vessel is connected with heavy wall artificial blood vessel connection.
One embodiment of the present invention is：The clamping part of various anastomosis clamps can have it is one or more it is circular, It is square or irregular shape scarce such as part.
Simplify aorta anastomosis operation, and make to coincide safely, effectively, it is to avoid anastomotic leakage blood.Optimize the stream at previous anastomotic Mechanics, and reduce the damage of the human vas at previous anastomotic.
Fig. 1 is the schematic perspective view of the spring clip of one embodiment of the invention.
Fig. 2 is the side view of the spring clip of one embodiment shown in Fig. 1.
Fig. 3 is the schematic perspective view of the I types clasp folder of one embodiment of the invention.
Fig. 4 is the side view of the I types clasp folder of one embodiment shown in Fig. 3.
Fig. 5 is the schematic perspective view of the II types clasp folder of one embodiment of the invention.
Fig. 6 is the side view of the II types clasp folder of one embodiment shown in Fig. 5.
Fig. 7 is the schematic perspective view of the type III clasp folder of one embodiment of the invention.
Fig. 8 is the side view of the type III clasp folder of one embodiment shown in Fig. 7.
Fig. 9 is the schematic perspective view of the thin slice folder of one embodiment of the invention.
Figure 10 is the side view of the thin slice folder of one embodiment shown in Fig. 9.
Figure 11 is the sectional view of the anastomosis clamp of one embodiment of the invention, and the anastomosis clamp inwall of this embodiment is without ring-like soft Pad.
Figure 12 is the sectional view of the anastomosis clamp of one embodiment of the invention, and the anastomosis clamp inwall of this embodiment has ring-like soft Pad.
Figure 13 is the sectional view of the anastomosis clamp of one embodiment of the invention, and the anastomosis clamp inwall of this embodiment has ring-like soft Pad, there is fixed column annular in shape.
Figure 14 is the sectional view of the anastomosis clamp of one embodiment of the invention, and the anastomosis clamp inwall of this embodiment has ring-like soft Pad, there is point-like or wire projection.
Figure 15 is the schematic perspective view of the supporting support of one embodiment of the invention, and this supporting support is one end band roundlet Hole.
Figure 16 is the diagrammatic cross-section of the supporting support of one embodiment of the invention shown in Figure 15.
Figure 17 is the schematic perspective view of the supporting support of one embodiment of the invention, and this supporting support is two ends band roundlet Hole.
Figure 18 is the diagrammatic cross-section of the supporting support of one embodiment of the invention shown in Figure 17.
Figure 19 is the schematic perspective view of the supporting support of one embodiment of the invention, and this supporting support is without rack groove.
Figure 20 is the diagrammatic cross-section of the supporting support of one embodiment of the invention shown in Figure 19.
Figure 21 is the schematic perspective view in the artificial blood vessel portion of the embodiment of the present invention.
Figure 22 a, Figure 22 b, Figure 22 c, Figure 22 d, Figure 22 e respectively illustrate each operation step in one embodiment of the invention Suddenly.
1st, anastomosis clamp；8th, supporting support；9th, artificial blood vessel part；7th, human vas；6th, ligature；11st, fixed column；12、 Ring-type cushion；13rd, projection；14th, cylindrical portion；15th, contraction flow region；21st, sandwich part；22nd, switch portion；23rd, spring；24th, fix bar； 25th, the bayonet socket of fix bar is blocked；26th, clip overlapping portion；27th, it is spacing recessed in fix bar；31st, prominent tooth；32nd, it is recessed Button；41st, the soft thing of long sheet；42nd, the hook of the soft thing of long sheet；43rd, the button of the soft thing of long sheet；81st, rack groove；82nd, small sircle hole； 83rd, streamlined port；91st, thin-walled artificial blood vessel；92nd, heavy wall artificial blood vessel；93rd, round table-like heavy wall artificial blood vessel；94th, thin-walled Artificial blood vessel and heavy wall artificial blood vessel connection；95th, round table-like formation joint.
Below in conjunction with the accompanying drawings to a preferred embodiment of the present invention will be described in detail：
A kind of aorta anastomosis device of the present invention is by anastomosis clamp 1, and supporting support 8, artificial blood vessel part 9 is constituted.
There is reference picture 1, Fig. 2, spring clip sandwich part 21, switch portion 22 and spring 23 to constitute, and have opening in sandwich part There is fixed column 11 annular in shape ring-type cushion 12, sandwich part center section, and switch portion has fix bar 24, and fix bar can limit switch The activity in portion, and have the bayonet socket 25 for blocking fix bar in switch portion, with clip overlapping portion 26.Fix bar 24, block fixation The bayonet socket 25 of bar and clip overlapping portion 26 coordinate, and can be pressed from both sides with fixed anastomosis., can be by cutting if needing to change position after coincideing Spacing recessed 27 in fix bar remove fix bar 24, and trip spring presss from both sides.
Reference picture 3, Fig. 4, clasp folder I types are in the annular shape of opening, and there is prominent tooth 31 openend side, and there is depression side Button 32, tooth can be closed up and the ring-type cushion 12 for having opening in clamping effect, sandwich part is buckled, the damage to human vas is reduced Wound.There is fixed column 11 annular in shape sandwich part center section, matches with the rack groove 81 of supporting support 8, plays fixed branch The effect of frame.
Reference picture 5, Fig. 6, clasp folder II types are in the annular shape of opening, and there is prominent tooth 31 openend side, and side has recessed Sunken button 32, can close up tooth and buckle clamping effect.If coincide after need change position, can by sandwich part 21 relative movement come Unclamp clamping.
Reference picture 7, Fig. 8, clasp folder type III are in the annular shape of opening, and there is prominent tooth 31 openend side, and side has recessed Sunken button 32, can close up tooth and buckle clamping effect., can be by pressing prominent tooth 31 come loose if needing to change position after coincideing Open clamping.
Reference picture 9, Figure 10, thin slice folder are made up of the soft thing 41 of long sheet, and there is hook 42 its side, and opposite side has button 43, passed through Hook is fixed with button, it is possible to adjust local elastic with the combination detained by the hook of different arrangements.
Reference picture 11, anastomosis clamp 1 has cylindrical portion 14, contraction flow region 15.The contraction flow region 15 of anastomosis clamp 1 can limit support branch The movement of frame 8, and it is brought into close contact artificial blood vessel portion 9, human vas 7 and supporting support 8, it is to avoid hemodynamics disturbance.
Reference picture 12, the inwall of anastomosis clamp 1 has the ring-like cushion 12 with opening, it is possible to reduce the damage to human vas 7.
Reference picture 13, the inwall of anastomosis clamp 1 has ring-like cushion 12, there is a fixed column 11 annular in shape, fixed column 11 annular in shape, Match with the rack groove 81 of supporting support 8, play support bracket fastened effect.
Reference picture 14, the inwall of anastomosis clamp 1 has ring-like cushion 12, there is point-like or wire projection 13.Point-like or wire projection 13 Frictional force can be increased, prevent supporting support 8 from shifting, made identical more firm.
Reference picture 15, Figure 16, supporting support 8 are one end band small sircle hole 82.Pass through small sircle hole 82 and artificial blood vessel part 9. Supporting support 8 is streamlined, and is provided with rack groove 81 on its external wall.So, people is inserted in the streamlined port of supporting support 8 During body blood vessel 7, it is possible to reduce the damage to the inwall of human vas 7, ligature 6 is ligatured in rack groove 81, blocking blood is played Stream, the effect of fixed supporting support 8.
Reference picture 17, Figure 18, supporting support 8 are two ends band small sircle hole 82.Pass through small sircle hole 82 and artificial blood vessel part 9. Supporting support 8 is streamlined, and is provided with rack groove 81 on its external wall.So, people is inserted in the streamlined port of supporting support 8 During body blood vessel 7, it is possible to reduce the damage to the inwall of human vas 7, ligature 6 is ligatured in rack groove 81, blocking blood is played Stream, the effect of fixed supporting support 8.
Reference picture 19, Figure 20, supporting support 8 are two ends band small sircle hole 82, and centre is without rack groove.
There are thin-walled artificial blood vessel 91, heavy wall artificial blood vessel 92, thin-walled artificial blood vessel and thickness in reference picture 21, artificial blood vessel portion 9 Wall artificial blood vessel connection 94 is connected with round table-like heavy wall artificial blood vessel 93.One end of thin-walled artificial blood vessel 91, heavy wall people One end of work blood vessel 92 is consistent with the bore of one end of round table-like heavy wall artificial blood vessel 93, and is interconnected to form connection Place 94；Round table-like heavy wall artificial blood vessel 93 is more than the bore of supporting support 8 close to the bore at the end of supporting support 8, and length is slightly longer than Thin-walled artificial blood vessel 91 be connected with supporting support 8 after length.So, supporting support can be completely covered in thin-walled artificial blood vessel 91 Human vas 7 on 8, damage of the ligature 6 to human vas 7.
Identical method using a kind of above-mentioned aorta anastomosis device is as follows：
By the description to method of coincideing, a kind of above-mentioned 26S Proteasome Structure and Function of aorta anastomosis device also can more understand.Under Face is by taking the coincideing of human vas and artificial blood vessel as an example.
Such as the identical method that Figure 22 a to Figure 22 e are shown, wherein supporting support 8 is one end with small sircle hole 82, center tool Have a rack groove 81, anastomosis clamp 1 is that clasp presss from both sides I types, inwall carry ring-type cushion 12 with opening and with the phase of rack groove 81 The fixed column 11 of matching.The method of coincideing comprises the following steps：
(1) blocking blood flow, supporting support 8 is inserted and intended in identical human vas 7；As shown in Figure 22 a；
(2) human vas 7 for intending coincideing is ligatured to the rack groove 81 in supporting support 8 with ligature 6；Such as Figure 22 b institutes Show；
(3) the round table-like heavy wall artificial blood vessel 93 of artificial blood vessel part 9 is twisted over, covering supporting support 8 and plan are kissed The human vas 7 of conjunction；As shown in Figure 22 c；
(4) round table-like heavy wall artificial blood vessel 93, the human vas 7 for intending coincideing are ligatured and supporting support 8 with ligature 6 Rack groove 81；As shown in Figure 22 d；
(5) anastomosis clamp 1 is placed, coincide and finishes；As shown in Figure 22 e.
If pressed from both sides using thin slice, then above-mentioned steps have following change：
In A, step (5), deploy the long soft thing 41 of sheet, the hook 42 of the soft thing of long sheet is hooked into the button 43 in the soft thing of long sheet On, elasticity is adjusted, coincide and finishes.
In above-mentioned technical proposal, supporting support 8 is streamlined, it is possible to reduce the damage to blood vessel；Supporting support 8 has There is rack groove 81, by simple ligating methodses, blocking blood flow, support bracket fastened effect can be played；The contraction of anastomosis clamp 1 The airflow design that portion 15 matches with supporting support 8, can prevent supporting support 8 from shifting, and make human vas 7 and support Support 8 is close to, blocking blood flow；Thin-walled artificial blood vessel 91, heavy wall artificial blood vessel 92 match somebody with somebody with round table-like heavy wall artificial blood vessel's 93 Cooperation is used, and human vas 7, supporting support 8 and artificial blood vessel part 9 can be made closely to be pasted by the effect of blood pool Close, it is to avoid anastomotic leakage and hemodynamics disturbance；The hook of the long soft thing 41 of sheet is designed with button, convenient to be adjusted according to actual conditions Bore, makes previous anastomotic reliable；Using the cooperation of anastomosis clamp 1 and supporting support 8, simplify vascular anastomosis operation, shorten to coincide taking, Aided design, it is to avoid anastomotic leakage；Simultaneously because simplifying anastomosis procedure, shorten time-consuming, the risk that reduction postoperative complication occurs, It is more safe and reliable.
Described above is only the preferred embodiments of the present invention, can not limit the protection model of the present invention with this certainly Enclose；Any equivalent substitution or conversion for above-mentioned technical proposal, all within protection scope of the present invention.
1. a kind of aorta anastomosis device, it is characterized in that：Including anastomosis clamp, supporting support, artificial blood vessel part；
The supporting support is cylindrical, and the cross section of supporting support both sides front end is curved streamlined design, support branch The side of frame has row's small sircle hole or both sides respectively to have row's small sircle hole, and the length of supporting support is slightly shorter than the length of anastomosis clamp；
Artificial blood vessel part is constituted by two sections, and artificial blood vessel can be connected with supporting support, close on supporting support for thin-walled Artificial blood vessel, is heavy wall artificial blood vessel away from supporting support, and thin-walled artificial blood vessel is connected with heavy wall artificial blood vessel, thin-walled people Work blood vessel is also associated with round table-like heavy wall artificial blood vessel with heavy wall artificial blood vessel connection.
2. a kind of aorta anastomosis device as claimed in claim 1, it is characterized in that：The anastomosis clamp by sandwich part, switch portion and Spring is constituted.
3. a kind of aorta anastomosis device as claimed in claim 2, it is characterized in that：Can there be in ring center section in the sandwich part The fixed column of shape.
4. a kind of aorta anastomosis device as claimed in claim 2, it is characterized in that：There can be the ring-type of opening soft in the sandwich part Pad.
5. a kind of aorta anastomosis device as claimed in claim 2, it is characterized in that：The switch portion has fix bar, and fix bar can The activity in limit switch portion, and have the recess for blocking fix bar in switch portion.
6. a kind of aorta anastomosis device as claimed in claim 1, it is characterized in that：The anastomosis clamp is in the annular shape of opening, is opened There is prominent tooth mouth end side, and there is the button of depression side, can close up tooth and buckle clamping effect.
7. a kind of aorta anastomosis device as claimed in claim 2, it is characterized in that：Can there be in ring center section in the sandwich part The fixed column of shape.
8. a kind of aorta anastomosis device as claimed in claim 6, it is characterized in that：There can be the ring-type of opening soft in the anastomosis clamp Pad.
9. a kind of aorta anastomosis device as claimed in claim 1, it is characterized in that：The anastomosis clamp is made up of the soft thing of long sheet, There is hook its side, and opposite side has button, is fixed by hook with button.
10. a kind of aorta anastomosis device as claimed in claim 1, it is characterized in that：The supporting support is cylindrical, support branch Can be fluted in the middle of frame, the cross section of supporting support both sides front end is curved streamlined design, and the side of supporting support has Respectively there is row's small sircle hole one row's small sircle hole or both sides, and the length of supporting support is slightly shorter than the length of anastomosis clamp.
11. a kind of aorta anastomosis device as claimed in claim 1, it is characterized in that：The round table-like heavy wall people of the artificial blood vessel Work blood vessel, when supporting support is connected in thin-walled artificial blood vessel side, round table-like heavy wall artificial blood vessel is longer than supporting support and thin The length of wall artificial blood vessel；When supporting support is located in thin-walled artificial blood vessel, round table-like heavy wall artificial blood vessel is longer than thin-walled The length of artificial blood vessel.
CN201310111076.7A 2013-03-29 2013-03-29 A kind of aorta anastomosis device CN104068904B (en)
CN201310111076.7A CN104068904B (en) 2013-03-29 2013-03-29 A kind of aorta anastomosis device
CN104068904A CN104068904A (en) 2014-10-01
CN104068904B true CN104068904B (en) 2017-07-28
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Effective date of registration: 20171225
Address after: 510000 Guangzhou, Guangzhou, Guangdong, Haizhuqu District Binjiang East Road, No. 550, Room 201, twenty-two
Patentee after: Guangzhou Yu doctor team medical technology Co., Ltd.
Address before: 510260 Guangzhou Medical College, Guangzhou, Guangdong
Co-patentee before: Yan Shanshan
Patentee before: Zhong Lihong
Co-patentee before: Yu Xiaoli