CN107397568A - A kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat - Google Patents
A kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat Download PDFInfo
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- CN107397568A CN107397568A CN201710747135.8A CN201710747135A CN107397568A CN 107397568 A CN107397568 A CN 107397568A CN 201710747135 A CN201710747135 A CN 201710747135A CN 107397568 A CN107397568 A CN 107397568A
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- blood vessel
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- 210000004204 blood vessel Anatomy 0.000 title claims abstract description 44
- 210000004351 coronary vessel Anatomy 0.000 title claims abstract description 31
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 27
- 230000003872 anastomosis Effects 0.000 claims abstract description 33
- 230000002792 vascular Effects 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 210000001367 artery Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 201000000057 Coronary Stenosis Diseases 0.000 description 2
- 206010011089 Coronary artery stenosis Diseases 0.000 description 2
- 208000007536 Thrombosis Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000036770 blood supply Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004413 cardiac myocyte Anatomy 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002406 microsurgery Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 208000025247 virus-associated trichodysplasia spinulosa Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1107—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis for blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B2017/1157—Staplers for performing anastomosis in a single operation applying the staples radially
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides a kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat, it is characterized in that, including anastomotic part, described anastomotic part includes two identical arms, two described identical arms are located at stapler bar front end, and with separated and closure state, when two identical arms are in separated position, bridge blood vessel can enter between two identical arms, when two identical arms are in closure state, passage existing for bridge blood vessel can be allowed by being formed between two identical arms, and described stapler bar is provided with the stapler handle that can control identical arm folding.The present invention is not influenceed by previous anastomotic order of coincideing, and can be simplified under thoracoscope bridge vascular anastomosis and be operated, reduce the bypass surgery technical difficulty under complete thoracoscope, saving operating time, allows minimally invasiveization of more performing the operation, and benefits patient.
Description
Technical field
The present invention relates to a kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat, belong to micro-wound surgical operation device
Tool field.
Background technology
Coronary artery bypass surgery refers to, when hat dress arterial blood supplies insufficient, be derived from body other places blood vessel (bridge blood vessel) from actively
Operation of the arteries and veins (near-end) to obstructive position distal vessels region (distal end) blood supply.At present, coronary artery bypass surgery is for near-end
Identical processing sutures except traditional-handwork, also a series of special equipments.The use of stapler can simplify operation technique, shorten
Operating time.And it is less for the stapler of bridge blood vessel distal end, and certain shortcoming be present, main reason is that：It is coronal dynamic
Arteries and veins is attached in heart wall, and branch in Cardiomyocytes be present, the limitation for making coronary artery to dissociate in anastomosis procedures；
Secondly, coronary artery bore is small, and identical with rack form makes it difficult for support to have enough vascular walls to adsorb.By current skill
Art, coronary bypass surgery is feasible under complete thoracoscope, but can't be widely used, and most important reason is thoracoscope
Under bridge vascular anastomosis difficulty it is high.
At present, the visible wheel nail type small vessel anastomosis device of microsurgery, is only applicable to end to end anastomosis.By taking bypass surgery as an example,
Useful clinically end side anastomat only has what Cardica companies producedXA staplers.The kiss used due to the stapler
Dowel is directly exposed in the tube chamber after coincideing, and loses advantage of the bypass surgery relative to PCI to a certain extent.
The content of the invention
It is an object of the invention to provide a kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat, is coincide with reducing
The probability that mouth thrombus occurs.
In order to achieve the above object, the invention provides a kind of coronary artery bypass surgery bridge blood vessel distal end end-to-side anastomosis
Device, it is characterised in that including anastomotic part, described anastomotic part includes two identical arms, and described two identical arms are located at identical
Device bar front end, and with separated and closure state, when two identical arms are in separated position, bridge blood vessel can enter two kisses
Between closing arm, being formed when two identical arms are in closure state, between two identical arms can allow to lead to existing for bridge blood vessel
Road, described stapler bar are provided with the stapler handle that can control identical arm folding.
Preferably, the inner side of described identical arm is provided with the arm concave surface that coincide；When two identical arms are in closure state, two
The passage of individual identical arm concave surface composition oblong section.
Preferably, the bottom of described identical arm is provided with the disk that coincide, and the outer ledge for the disk that coincide is loaded with being capable of gripper bridge
The anastomosis clamp of vascular wall and coronary artery tube wall, described identical arm are hollow structure, are internally provided with pressure applicator, described
The top surface of pressure applicator has a Part I parallel with its bottom surface, and the downside of pressure applicator is provided with spring, when pressure applicator is in
During off working state, the spring on the downside of pressure applicator make the Part I of pressure applicator top surface be close to coincide arm inner crest face；
The pressure pipe that section is arc is additionally provided with the downside of each pressure applicator, the relative medial surface of two pressure applicators is concave face, pressure
The centripetal face of pipe is the continuity of the concave face, and pressure applicator and pressure pipe can slide up and down along the inwall of identical arm, and coincide arm
Bottom surface be provided with and allow the through hole that passes through of pipe that presses；When pressure applicator drives pressure pipe slide downward, pressure pipe can compress
Anastomosis clamp.
Bar and pressure bar are affected it is highly preferred that being provided with inside described stapler bar, described stapler handle includes leading
Dynamic handle and pressure handle, respectively by affecting bar and the switch of the identical arm of bar control and the slip of pressure applicator of pressing.
It is highly preferred that described affects bar there are two, it is synchronized with the movement by the manipulation of stapler handle, affects bar one end by one
Handle can be affected around the drive mechanism connection for the first drive axis being fixed in stapler bar, other end connection coincide under arm
The outside at end, the inner side of the arm lower end that coincide is located at being fixed on the second driving shaft in stapler bar and can be around second driving shaft
Rotate, handle is affected by upper lift, affects bar, the arm that can make to coincide opens stapler around second driving shaft abduction
Coincide arm, and handle is affected by pushing, and promotion affects bar, and the arm that can make to coincide closes stapler around second driving shaft inward turning
Identical arm, make the identical disk pairings of two identical arms.
It is highly preferred that described pressure bar has two, the top surface of pressure applicator also has an inclined Part II, pressure
Bar is via the cross bar connection pressure handle being arranged in stapler bar, and the front portion for the bar that presses is wedge shape, and having can be second with this
The inclined-plane that split-phase coordinates, pressure handle can rotate around the 3rd axle that is fixed in stapler bar, by pushing or upper lift pressure handle
One end outside stapler bar, the one end of pressure handle in stapler bar can be driven to move forward and backward, and then via the horizontal stroke
Bar drives pressure bar to move forward and backward, and when the bar that presses moves forward and backward, the anterior inclined-plane of pressure bar slides along described Part II,
And then pressure applicator can be controlled to move up and down.
It is highly preferred that when two identical arms are in closure state, the identical disk pairing of two identical arm bottoms is in loudspeaker
Mouth shape is downwardly open, the upward inflection of open end.
It is highly preferred that described anastomosis clamp is in " C " shape, opening is outside away from disk center of coincideing.
It is highly preferred that described anastomosis clamp relies on the groove located at the disk correspondence position that coincide to be embedded on identical disk.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention solves the problems, such as bridge blood vessel distal anastomosis difficulty under thoracoscope.The present invention uses anastomosis clamp, still
Anastomosis clamp not penetrate blood wall, is also not exposed in tube chamber, and this will substantially reduce the probability of previous anastomotic thrombus generation.The present invention
Based on existing VATS system, design bridge blood vessel-coronary artery distal anastomosis device, simplify the vascular anastomosis under hysteroscope,
Extensive development for coronary bypass surgery under complete thoracoscope provides new approaches.
2nd, two side-to-side anastomosis arms of the invention have open, closed mode, can allow bridge blood vessel by, therefore coincide order can
Not limit to.If stapler is a cyclic structure, coincideing for this side, after otherwise coincideing, stapler ring must be first carried out
Being wound on bridge blood vessel to extract.
3rd, the present invention pushes the anastomosis clamp of respective part in the presence of two pressure applicators, clamps blood vessel, and two halves coincide disk simultaneously
Row vascular anastomosis, it coincide synchronous.
4th, the present invention can carry out end-to-side anastomosis in the case where not penetrating blood vessel to thin vessels.After coincideing, it coincide
Disk removes on the outside of vascular anastomosis, then opens the arm that coincide and removes whole stapler.
5th, stapler of the present invention has the identical disk of horn-like combination, follows closely the anastomosis clamp for having circular arrangement on disk.Coincide bridge blood vessel
During distal end, open disk folder of coincideing and live bridge blood vessel distal end, and blood vessel is turned up and surrounds the disk that coincide, put identical disk in coronary artery stenosis
In distal incision, anastomosis clamp is pushed, bridge blood vessel forms inner membrance with coronary artery and inner membrance is coincide.It is again turned on after the completion of coincideing
Coincide disk, removes stapler.The horn-like identical disk of combination, can open and close before and after coincideing, therefore not by identical tone
Conjunction order influences.The present invention can simplify bridge vascular anastomosis under thoracoscope and operate, and make the bypass surgery technology under complete thoracoscope
Difficulty reduces, and saves operating time, allows minimally invasiveization of more performing the operation, benefits patient.
Brief description of the drawings
Fig. 1 is coronary artery bypass surgery bridge blood vessel distal end end side anastomat overall pattern；
Fig. 2 is that the identical arm of anastomotic part two opens schematic diagram；
Fig. 3 is unilateral identical arm bottom schematic view；
Fig. 4 is unilateral pressure applicator schematic diagram；
Fig. 5 is the disk schematic diagram that coincide.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Embodiment
As shown in figure 1, the coronary artery bypass surgery bridge blood vessel distal end end side anastomat of the present embodiment, is a kind of thin vessels
End to side stapler, from front to back including anastomotic part 1, stapler bar 2 and stapler handle 3.The external diameter 10mm of stapler bar 2,
Suitable for the clinical conventional Trocar sleeve pipes of 10mm of Clinical practice.
Described anastomotic part 1 includes two identical arms 11, as shown in Figures 2 and 3, the two identical outsides of arm 11 and internal structure
It is specular, the arm 11 that coincide is generally rectangular hollow-core construction.Before two described identical arms 11 are located at stapler bar 2
End, and with separated and closure state, when two identical arms 11 are in separated position, bridge blood vessel can enter two identical arms
Between 11；The inner side of identical arm 11 is provided with the arm concave surface 16 that coincide, and the bottom for the arm 11 that coincide is provided with identical disk 12, and to coincide, disk 12 is deposited
It is bottom surface in face, identical arm concave surface 16 and the top surface of identical arm 11 mutually continue.When two identical arms 11 are in closure state, two
The passage of oblong section is formed between the identical arm concave surface 16 of individual identical arm 11, allows bridge blood vessel to exist.Coincide arm concave surface 16
Inwall contacts blood vessel.Coincide the inner wall smooth of disk 12, is that downward continuity is continued in two identical arm concave surfaces 16.At two identical arms 11
When closure state, the pairing of identical disk 12 of two identical bottoms of arm 11 is downwardly open in bell mouth shape, and open end is back up
Folding.As shown in figure 5, the outer ledge of described identical disk 12, which is loaded with, can grip bridge vascular wall and coronary artery pipe
The anastomosis clamp 13 of wall；Anastomosis clamp 13 is in " C " shape, and opening is outside away from the center of disk 12 that coincide.Anastomosis clamp 12 is by located at the disk that coincide
The small recesses of 12 correspondence positions, which are embedded in, coincide on disk 12.
The described inside of identical arm 11 is provided with pressure applicator 14, as shown in figure 4, pressure applicator 14 is approximate wedge shape.Described applies
The top surface of depressor 14 has a Part I parallel with its bottom surface, and the downside of pressure applicator 14 is provided with spring, when pressure applicator 14
During in off working state, the spring located at the downside of pressure applicator 14 makes the Part I of the top surface of pressure applicator 14 be close to the arm 11 that coincide
Inner crest face；The downside of each pressure applicator 14 is additionally provided with the pressure pipe 15 of half-round tubular, the relative medial surface of two pressure applicators 14
For concave face, the centripetal face of pressure pipe 15 is the continuity of the concave face, and pressure applicator 14 and pressure pipe 15 can be along identical arms 11
Inwall slide up and down, the bottom surface for the arm 11 that coincide, which is provided with, allows the through hole that closely passes through of pipe 15 that presses；When pressure applicator 14 drives
During 15 slide downward of pipe that presses, pressure pipe 15 can compress anastomosis clamp 13.
Described stapler bar 2 is provided with the stapler handle 3 that can control the identical folding of arm 11.Described stapler bar
2 inside, which are provided with, affects bar 21 and pressure bar 22, and described stapler handle 3 includes affecting handle 31 and pressure handle 32, passes through respectively
Affect switch and the slip of pressure applicator 15 of bar 21 and the identical arm 11 of the control of bar 22 that presses.
Described affects bar 21 to have two, is synchronized with the movement by the manipulation of stapler handle 3, affects the one end of bar 21 can by one
Drive mechanism connection around the first drive axis being fixed in stapler bar 2 affects handle 31, the identical arm 11 of other end connection
The outside of lower end, the inner side of the lower end of arm 11 that coincide is located at being fixed on the second driving shaft in stapler bar 2 and can be around second
Drive axis, handle 31 is affected by upper lift, affects bar 21, identical arm 11 can be made to be turned out around second driving shaft,
And then the identical arm 11 of stapler 1 is opened, handle 31 is affected by pushing, promotion affects bar 21, and the arm 11 that can make to coincide is around second
Power transmission shaft inwardly rotates, and then closes the identical arm 11 of stapler 1, makes the pairing of identical disk 12 of two identical arms 11.Described
Pressure bar 22 has two, and the top surface of pressure applicator 14 also has an inclined Part II, and the bar 22 that presses is identical via being arranged on
Cross bar in device bar 2 connects pressure handle 32, and the front portion of pressure bar 22 is wedge shape, oblique with that can be engaged with the Part II
Face, pressure handle 32 can rotate around the 3rd axle that is fixed in stapler bar 2, by pushing or upper lift pressure handle 32 is located at coincideing
One end outside device bar 2, the one end of pressure handle 32 in stapler bar 2 can be driven to move forward and backward, and then via the cross bar band
Dynamic pressure bar 22 is moved forward and backward, and when the bar 22 that presses moves forward and backward, 22 anterior inclined-plane of pressure bar is slided along described Part II
It is dynamic, and then pressure applicator 14 can be controlled to move up and down.The rectangular space that the front portion of pressure bar 22 is present in inside stapler bar 2
It is interior, it is relatively fixed its movement locus.
Thoracoscope descending coronary artery bypass surgery, trimming bridge blood vessel to satisfaction.Upper lift affects handle 31, affects bar
21, the identical arm 11 of stapler 1 is opened, makes the distal end of bridge blood vessel by between two identical arms 11, pushing and affecting handle 31, promotion is led
Lever 21, the identical arm 11 of stapler 1 is closed, make the pairing of identical disk 12 of two identical arms 11.End reflexed on identical disk 12,
Now blood vessel end is turned up in the opening of anastomosis clamp 13.By the coronary artery bypass surgery bridge blood vessel distal end of loading bridge blood vessel
Thoracic cavity is sent into end side anastomat front end by the sleeve pipe on the wall of the chest.Make a longitudinal incision in coronary artery stenosis distal end, by loading bridge
The underwent coronary otch of identical disk 12 of blood vessel is placed in coronary artery, and coronary artery notching edge can be to kiss due to elastic reaction
Close and tightened up around disk 12, now coronary artery otch inner membrance and the distal end bridge endangium pairing turned up, push pressure handle 32, apply
The bar 22 that will press of pressure handle 32 pushes away to apparatus front end, the anterior reach of wedge shape of pressure bar 22, makes the slide downward of pressure applicator 14, extrudes
Anastomosis clamp 13, while anastomosis clamp 13 deforms upon, coronary artery otch inner membrance is stapled folder with the bridge endangium to turn up
13 are fixed together.
Claims (9)
1. a kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat, it is characterised in that described including anastomotic part (1)
Anastomotic part (1) include two identical arms (11), described two identical arms (11) are located at stapler bar (2) front end, and have
Separate and closure state, when two identical arms (11) be in separated position, bridge blood vessel can into two identical arms (11) it
Between, when two identical arms (11) are in closure state, being formed between two identical arms (11) can allow existing for bridge blood vessel
Passage, described stapler bar (2) are provided with the stapler handle (3) that can control identical arm (11) folding.
2. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 1 end side anastomat, it is characterised in that described
The inner side of identical arm (11), which is provided with, coincide arm concave surface (16)；When two identical arms (11) are in closure state, two identical arms
Concave surface (16) forms the passage of oblong section.
3. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 1 end side anastomat, it is characterised in that described
Coincide arm (11) bottom be provided with coincide disk (12), coincide disk (12) outer ledge be loaded with can gripper bridge vascular wall and
The anastomosis clamp (13) of coronary artery tube wall, described identical arm (11) is hollow structure, is internally provided with pressure applicator (14), described
The top surface of pressure applicator (14) there is a Part I parallel with its bottom surface, the downside of pressure applicator (14) is provided with spring, when
When pressure applicator (14) is in off working state, the spring on the downside of pressure applicator (14) makes the Part I of pressure applicator (14) top surface
It is close to the inner crest face of identical arm (11)；It is additionally provided with the pressure pipe (15) that section is arc on the downside of each pressure applicator (14), two
The relative medial surface of individual pressure applicator (14) is concave face, and the centripetal face for the pipe (15) that presses is the continuity of the concave face, pressure applicator
(14) and pressure pipe (15) can slide up and down along the inwall of identical arm (11), and the bottom surface for the arm (11) that coincide, which is provided with, allows to apply
The through hole that pressure pipe (15) passes through；When pressure applicator (14) drives pressure pipe (15) slide downward, pressure pipe (15) can compress kiss
Co-clip (13).
4. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 3 end side anastomat, it is characterised in that described
Be provided with inside stapler bar (2) and affect bar (21) and pressure bar (22), described stapler handle (3) include affecting handle (31) with
Press handle (32), respectively by affecting bar and the bar that presses to control switch and the slip of pressure applicator (15) of the arm (11) that coincide.
5. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 4 end side anastomat, it is characterised in that described
Affect bar (21) there are two, be synchronized with the movement by stapler handle (3) manipulation, affect bar (21) one end can be around being fixed on by one
The drive mechanism connection of the first drive axis in stapler bar (2) affects handle (31), and other end connection coincide under arm (11)
The outside at end, the inner side of arm (11) lower end that coincide is located at being fixed on the second driving shaft in stapler bar (2) and can be around the
Two drive axis, handle (31) is affected by upper lift, affects bar (21), can make to coincide arm (11) outside second driving shaft
Exhibition, and then the identical arm (11) of stapler (1) is opened, handle (31) is affected by pushing, promotion affects bar (21), can make to coincide
Arm (11) closes the identical arm (11) of stapler (1) around second driving shaft inward turning, makes the identical disk of two identical arms (11)
(12) pairing.
6. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 4 end side anastomat, it is characterised in that described
Pressure bar (22) has two, and the top surface of pressure applicator (14) also has an inclined Part II, and pressure bar (22) is via setting
Cross bar connection pressure handle (32) in stapler bar (2), the front portion of pressure bar (22) is wedge shape, and having can be second with this
The inclined-plane that split-phase coordinates, pressure handle (32) can rotate around the 3rd axle that is fixed in stapler bar (2), by pushing or upper lift
Pressure handle (32) is located at the one end of stapler bar (2) outside, can drive pressure handle (32) before one end in stapler bar (2)
After move, and then via the cross bar drive pressure bar (22) move forward and backward, when press bar (22) move forward and backward when, press bar (22)
Anterior inclined-plane is slided along described Part II, and then pressure applicator (14) can be controlled to move up and down.
7. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 3 end side anastomat, it is characterised in that at two
When the arm (11) that coincide is in closure state, identical disk (12) pairing of two identical arm (11) bottoms is opened downwards in bell mouth shape
Mouthful, the upward inflection of open end.
8. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 3 end side anastomat, it is characterised in that described
Anastomosis clamp (13) is in " C " shape, and opening is outside away from disk (12) center that coincide.
9. coronary artery bypass surgery bridge blood vessel distal end as claimed in claim 3 end side anastomat, it is characterised in that described
Anastomosis clamp (12) is embedded on identical disk (12) by the groove located at disk (12) correspondence position that coincide.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710747135.8A CN107397568B (en) | 2017-08-25 | 2017-08-25 | A kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat |
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| CN201710747135.8A CN107397568B (en) | 2017-08-25 | 2017-08-25 | A kind of coronary artery bypass surgery bridge blood vessel distal end end side anastomat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281568A (en) * | 2023-10-18 | 2023-12-26 | 首都医科大学附属北京安贞医院 | Vascular anastomosis auxiliary support |
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| EP1266628A2 (en) * | 1995-02-24 | 2002-12-18 | Heartport, Inc. | Devices and methods for performing a vascular anastomosis |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281568A (en) * | 2023-10-18 | 2023-12-26 | 首都医科大学附属北京安贞医院 | Vascular anastomosis auxiliary support |
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| CN107397568B (en) | 2019-11-12 |
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