CN106725682A - Main artery is with identical clasp and applies its artificial blood vessel's component - Google Patents
Main artery is with identical clasp and applies its artificial blood vessel's component Download PDFInfo
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- CN106725682A CN106725682A CN201710012261.9A CN201710012261A CN106725682A CN 106725682 A CN106725682 A CN 106725682A CN 201710012261 A CN201710012261 A CN 201710012261A CN 106725682 A CN106725682 A CN 106725682A
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- buckling piece
- clasp
- coincide
- main artery
- blood vessel
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- 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
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
- A61F2/064—Blood vessels with special features to facilitate anastomotic coupling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00778—Operations on blood vessels
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- 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
- A61B2017/1103—Approximator
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- 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
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
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- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
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- Gastroenterology & Hepatology (AREA)
- Prostheses (AREA)
Abstract
The present invention discloses a kind of identical clasp of main artery and applies its artificial blood vessel's component, is related to technical field of medical instruments, and operation is inconvenient during with the collar for solving the fixed artificial blood vessel of existing silk thread (or silk ribbon) knotting and is difficult the technical problem of adjustment.The main artery of the present invention clasp that coincide, including：Buckle body, buckle body is annular opening structure, and is respectively provided on two sides with the first instrumentation hole positioned at opening on buckle body；One end of buckle body is provided with the first buckling piece, another end and is provided with the second buckling piece, and the first buckling piece and the second buckling piece mutually plug together locking, so that main artery is used to be arranged the collar for being fixed on artificial blood vessel outside with the clasp that coincide；First buckling piece is more with the lap that the second buckling piece mutually plugs together locking, and the main artery is smaller with the diameter of the clasp that coincide；First buckling piece is fewer with the lap that the second buckling piece mutually plugs together locking, and the main artery is bigger with the diameter of the clasp that coincide.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of main artery is with identical clasp and using the artificial of its
Vessel components.
Background technology
Since being born from the eighties of last century department of cardiovascular surgery fifties, arotic disease annoyings department of cardiovascular surgery doctor always
Teacher.Arotic disease such as aortic aneurysm particularly dissecting aneurysm of aorta onset urgency, course advancement is fast, and the state of an illness is complicated, dead
Rate is high.Most aortic aneurysms include dissecting aneurysm of aorta, and patient need to carry out operative treatment, and manually big blood vessel takes
For the artery of lesion.Due to most lesion aortic tissue Severe edemas, fragility is high so that artificial big blood vessel and disease
Become the identical operation technique of sustainer extremely complicated, greatly, previous anastomotic easily bleeding, the time that coincide is long, so makes for technical difficulty
Deep Hypothermia Circulatory Arrest (DHCA) time lengthening is obtained, the severe complications such as ischemic brain damage or spinal cord injury easily occur, therefore
Up to this point, the operation of aortic aneurysm is still department of cardiovascular surgery difficulty maximum, and the operation of risk highest is only capable of being number
Few Heart center is carried out.How to reduce sustainer to coincide the time, reduce the probability of Anastomotic bleeding, so as to reduce correlation simultaneously
Hair disease, improves the surgical intervention success rate of aortic aneurysm patient, is asking for the domestic and international highly desirable solution of department of cardiovascular surgery expert
Topic.
From 20 century 70s, department of cardiovascular surgery doctor attempts entering row aorta kiss using a kind of method of non-suture
Close, to reduce the identical time, reduce the incidence of Anastomotic bleeding.This kind of non-sewing method is to be moved in non-seam artificial blood vessel chamber
Plant method (sutureless intraluminal graft, SIG), is that artificial blood vessel of the two ends with the collar is respectively implanted into master
The inside of the broken ends of fractured bone of artery two, the position that the collar is then corresponded to outside sustainer carries out band ligation, to complete fixed anastomosis.
However, conventional technology is all to carry out knotting fixation at the scene using umbilical cord and by doctor, knot fixed power
Amount is uncontrollable, and the meticulous strength of silk thread is excessive easily to produce cutting effect to blood vessel, and strength is small there may be slippage, and leakage blood forms vacation
Property aneurysm.But someone carries out knotting fixation using the silk ribbon with one fixed width afterwards, although avoids cutting effect knots
Intensity still largely influenceed by operator is artificial, and once knot and complete silk ribbon and can closely adhere to blood
Doctor is caused to be difficult to free and readjust on pipe.
The content of the invention
It is an object of the invention to provide a kind of main artery is with identical clasp and applies its artificial blood vessel's component, to solve
Operation is inconvenient during the collar of existing silk thread (or silk ribbon) knotting fixed artificial blood vessel and is difficult the technical problem of adjustment.
The present invention provides a kind of main artery clasp that coincide, including：Buckle body, the buckle body is annular opening knot
On structure, and the buckle body the first instrumentation hole is respectively provided on two sides with positioned at the opening；The one of the buckle body
End is provided with the first buckling piece, another end and is provided with the second buckling piece, and first buckling piece is mutual with second buckling piece
Locking is plugged together, so that the main artery is used to be arranged the collar for being fixed on artificial blood vessel outside with the clasp that coincide；First button
Component is more with the lap that second buckling piece mutually plugs together locking, and the main artery is got over the diameter of the clasp that coincide
It is small；First buckling piece is fewer with the lap that second buckling piece mutually plugs together locking, and the main artery is used and coincide
The diameter of clasp is bigger.
During practical application, at least one is active type structure among first buckling piece and second buckling piece；
The active type structure can folding in the vertical direction, and carry out self-locking；After self-locking, the main artery is straight with identical clasp
Footpath can only reduce cannot become big；After unblock, the main artery being capable of bidirectional modulation with the diameter of the clasp that coincide.
Wherein, first buckling piece is V-type arm configuration and being capable of folding in the vertical direction, second buckling piece
It is U-shaped arm configuration；The openend of the V-type arm configuration is respectively arranged with the buckle teeth and catching groove that can match fastening, the buckle teeth
With the self-locking that the catching groove is used for first buckling piece.
Specifically, the bending place of the V-type arm configuration is hollow-core construction.
Further, the openend of the V-type arm configuration is additionally provided with the second instrumentation hole, second instrumentation
Hole is used to be carried out using apparatus the self-locking and unlatching of first buckling piece.
Further, it is provided with along the bearing of trend of the buckle body on the V-type arm configuration described for preventing
The raised item of the first buckling piece and the second buckling piece mutual dislocation.
Yet further, it is equipped with the first tooth on the inside of the upper and lower surface of the V-type arm configuration of first buckling piece
Tooth；The both sides up and down of the top surface of the described U-shaped arm configuration of second buckling piece are equipped with matched with first teeth
Two teeth.
During practical application, anti-skid structure and/or Non-slip material are provided with the inside of the buckle body.
Wherein, the anti-skid structure is raised and/or groove；Or, the anti-skid structure is hollow hole.
Specifically, the Non-slip material is elastic polymer material layer or terylene pad.
Relative to prior art, main artery of the present invention is had the advantage that with identical clasp：
The main artery that the present invention is provided is used and coincide in clasp, including：Buckle body, the buckle body is annular opening knot
On structure, and buckle body the first instrumentation hole is respectively provided on two sides with positioned at opening；Wherein, an end of buckle body is provided with
First buckling piece, another end are provided with the second buckling piece, and the first buckling piece and the second buckling piece mutually plug together locking, so that big dynamic
Arteries and veins is used to be arranged the collar for being fixed on artificial blood vessel outside with the clasp that coincide；Specifically, the first buckling piece and the second buckling piece phase
The lap for mutually plugging together locking is more, and the main artery is smaller with the diameter of the clasp that coincide；First buckling piece and the second buckling piece
The lap for mutually plugging together locking is fewer, and the main artery is bigger with the diameter of the clasp that coincide.Thus analysis understands that the present invention is carried
For main artery coincide clasp in, due to buckle body be annular opening structure, and the end of buckle body two first fastening
Part and the second buckling piece can mutually plug together locking, therefore the main artery that the present invention is provided is easy to open and is arranged with identical clasp
In the incision position of sustainer, sustainer is locked firmly on the collar of artificial blood vessel, so as to realize sustainer with it is artificial
The mechanical connection of blood vessel；Simultaneously as positioned at the first instrumentation hole that is respectively provided on two sides with of opening on buckle body, therefore should
First instrumentation hole can use cooperatively with the operating theater instruments of long handle, in order to be operated in narrow space；Additionally,
Because the first buckling piece is more with the lap that the second buckling piece mutually plugs together locking, the main artery diameter of the clasp that coincide
Smaller, lap is fewer, and diameter is bigger, thus the present invention provide main artery with coincide clasp can positive and negative bidirectional modulation, from
And be easy to carry out size regulation in use, and also allow for freeing and changing after operational error.
The present invention also provides a kind of artificial blood vessel's component, including：The artificial blood vessel of the collar is provided with, and is removably covered
Be located at artificial blood vessel outside and the correspondence collar as described above any one of main artery with identical clasp.
Artificial blood vessel's component had the advantage that relative to prior art with identical clasp with above-mentioned main artery it is identical,
Will not be repeated here.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific
The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of dimensional structure diagram of the main artery provided in an embodiment of the present invention with the clasp that coincide；
Fig. 2 is a kind of main structure diagram of the main artery provided in an embodiment of the present invention with the clasp that coincide；
Fig. 3 is the structural representation that a kind of main artery provided in an embodiment of the present invention adjusts active state with clasp size of coincideing
Figure；
Fig. 4 is the structural representation that a kind of main artery provided in an embodiment of the present invention fixes locking state with clasp size of coincideing
Figure；
Fig. 5 is the mplifying structure schematic diagram of encircled portion in Fig. 3 and Fig. 4；
Fig. 6 is dimensional structure diagram of another main artery provided in an embodiment of the present invention with the clasp that coincide；
Fig. 7 is dimensional structure diagram of another main artery provided in an embodiment of the present invention with the clasp that coincide.
In figure：1- buckle bodies；The first instrumentations of 11- hole；The buckling pieces of 2- first；The buckling pieces of 3- second；21-
Buckle teeth；22- catching grooves；23- hollow-core constructions；The second instrumentations of 24- hole；25- raised items；The teeth of 26- first；31-
Two teeth；The reverse adjustment holes of 32-；4- anti-skid structures.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify describe, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or be electrically connected；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with
It is two connections of element internal.For the ordinary skill in the art, can understand that above-mentioned term exists with concrete condition
Concrete meaning in the present invention.
Fig. 1 is a kind of dimensional structure diagram of the main artery provided in an embodiment of the present invention with the clasp that coincide；Fig. 2 is this hair
A kind of main artery that bright embodiment is provided main structure diagram of the clasp that coincide；Fig. 3 is provided in an embodiment of the present invention one
Plant the structural representation that main artery adjusts active state with clasp size of coincideing；Fig. 4 is provided in an embodiment of the present invention a kind of big
Artery fixes the structural representation of locking state with clasp size of coincideing；Fig. 5 is the structure for amplifying of encircled portion in Fig. 3 and Fig. 4
Schematic diagram.
As Figure 1-Figure 5, the embodiment of the present invention provides a kind of main artery clasp that coincide, including：Buckle body 1, button
Ring body 1 is to be respectively provided on two sides with the first instrumentation hole 11 positioned at opening in annular opening structure, and buckle body 1；Button
One end of ring body 1 is provided with the first buckling piece 2, another end and is provided with the second buckling piece 3, and the first buckling piece 2 and second is fastened
Part 3 mutually plugs together locking, so that main artery is used to be arranged the collar for being fixed on artificial blood vessel outside with the clasp that coincide；First fastens
Part 2 is more with the lap that the second buckling piece 3 mutually plugs together locking, and main artery is smaller with the diameter of the clasp that coincide；First button
Component 2 is fewer with the lap that the second buckling piece 3 mutually plugs together locking, and main artery is bigger with the diameter of the clasp that coincide.
Relative to prior art, the main artery described in the embodiment of the present invention is had the advantage that with identical clasp：
Main artery provided in an embodiment of the present invention is used and coincide in clasp, as Figure 1-Figure 5, including：Buckle body 1, should
Buckle body 1 is to be respectively provided on two sides with the first instrumentation hole 11 positioned at opening in annular opening structure, and buckle body 1；
Wherein, an end of buckle body 1 is provided with the first buckling piece 2, another end and is provided with the second buckling piece 3, the first buckling piece 2 and
Two buckling pieces 3 mutually plug together locking, so that main artery is used to be arranged the collar for being fixed on artificial blood vessel outside with the clasp that coincide；Tool
Body ground, the first buckling piece 2 is more with the lap that the second buckling piece 3 mutually plugs together locking, the main artery clasp that coincide
Diameter is smaller；First buckling piece 2 is fewer with the lap that the second buckling piece 3 mutually plugs together locking, the main artery button that coincide
The diameter of ring is bigger.Thus analysis understands that main artery provided in an embodiment of the present invention is used and coincide in clasp, due to buckle body 1
It is annular opening structure, and first buckling piece 2 and the second buckling piece 3 of 1 liang of end of buckle body can mutually plug together locking, because
This main artery provided in an embodiment of the present invention is easy to open and be set in the incision position of sustainer with the clasp that coincide, by sustainer
Lock firmly on the collar of artificial blood vessel, so as to realize the mechanical connection of sustainer and artificial blood vessel；Simultaneously as clasp
The first instrumentation hole 11 is respectively provided on two sides with positioned at opening on body 1, therefore the first instrumentation hole 11 can be with length
The operating theater instruments of handle is used cooperatively, in order to be operated in narrow space；Further, since the first buckling piece 2 and second
The lap that buckling piece 3 mutually plugs together locking is more, and the main artery is smaller with the diameter of the clasp that coincide, and lap is fewer straight
Footpath is bigger, thus main artery provided in an embodiment of the present invention with coincide clasp can positive and negative bidirectional modulation, consequently facilitating using
During carry out size regulation, and also allow for freeing and changing after operational error.
Wherein, the width of above-mentioned buckle body 1 be preferably it is consistent with the width matching of the collar of artificial blood vessel, so as to ensure
Main artery provided in an embodiment of the present invention can not glance off phenomenon with collar concentric co-axial when in use with the clasp that coincide.
During practical application, as Figure 1-Figure 4, can be at least among the buckling piece 3 of above-mentioned first buckling piece 2 and second
One be active type structure, the i.e. buckling piece of the active type structure can folding in the vertical direction, and carry out self-locking.Specifically
Ground, after self-locking, main artery can only be reduced with the diameter of the clasp that coincide cannot become big；After unblock, main artery is straight with identical clasp
Footpath being capable of bidirectional modulation.In view of difficulty of processing, with coincideing in clasp, only first detains main artery provided in an embodiment of the present invention
This buckling piece of component 2 is active type structure；Certainly, when actual production is manufactured, it is also possible to which the second buckling piece 3 is made into activity
Type structure, or the first buckling piece 2 and the second buckling piece 3 are made active type structure.
Wherein, as depicted in figs. 1 and 2, for the ease of the folding and self-locking of the first buckling piece 2, above-mentioned first buckling piece 2 can
Think V-type arm configuration and being capable of folding in the vertical direction；Plugged together with the first buckling piece 2 for the ease of the second buckling piece 3, on
It can be U-shaped arm configuration to state the second buckling piece 3；With reference to shown in Fig. 3 and Fig. 4, the openend of above-mentioned V-type arm configuration can set respectively
The buckle teeth 21 and catching groove 22 that can match fastening are equipped with, the buckle teeth 21 and catching groove 22 can be used in the self-locking of the first buckling piece 2, i.e.,
V-type arm configuration can mutually be plugged together with U-shaped arm configuration and buckle teeth 21 can be fastened with catching groove 22.
When actual production is manufactured, as shown in Fig. 2 above-mentioned buckle teeth 21 can be triangular structure, the buckle teeth of triangular structure
21 can have preferably fasten effect；Certainly, this is not restricted for the concrete shape of buckle teeth 21, or other shapes,
Such as trapezium structure etc..
Specifically, in order to more easily make the folding of the first buckling piece 2, as depicted in figs. 1 and 2, above-mentioned V-type arm configuration it is curved
Can be hollow-core construction 23 at folding, so as to effectively reduce self-locking state by the hollow-core construction 23, the material of bending place is because of deformation
And the stress for producing.
Further, the first buckling piece 2 is locked using instrument for the ease of operator, as depicted in figs. 1 and 2, above-mentioned V
The openend of arm structure is also provided with the second instrumentation hole 24, thus the second instrumentation hole 24 can be used in
The apparatus that operator uses is coordinated, and then easily completes the self-locking and unlatching of the first buckling piece 2.
Further, in order to there is inconsistent phenomenon when preventing the first buckling piece 2 and the second buckling piece 3 from mutually plugging together, such as
Shown in Fig. 1 and Fig. 2, can be provided with for preventing first button along the bearing of trend of buckle body 1 on above-mentioned V-type arm configuration
The raised item 25 of component 2 and the mutual dislocation of the second buckling piece 3, so that the raised item 25 can play a part of positive stop strip,
And then effectively prevent two buckling pieces from misplacing.
Yet further, because the first buckling piece 2 is more with the lap that the second buckling piece 3 mutually plugs together locking, should
Main artery is smaller with the diameter of the clasp that coincide, and lap is fewer, and diameter is bigger, therefore in order to specific diameter is better achieved
Positioning action；As Figure 1-Figure 4, the inner side of the upper and lower surface of the V-type arm configuration of above-mentioned first buckling piece 2 can be equipped with
First teeth 26 (first teeth 26 are whole below to be set, above can according to fasten and self-locking dynamics the need for it is local
Or whole setting), the both sides up and down of the top surface of the U-shaped arm configuration of above-mentioned second buckling piece 3 can be equipped with and first teeth
Second teeth 31 of 26 matchings, so that by the intermeshing of the first teeth 26 and the second teeth 31, to realize that main artery is kissed
Close the positioning of the specific diameter of clasp.
During practical operation, main artery can be with the bidirectional modulation process of the clasp diameter that coincide：Diameter is allowed to become big method
Be the distally that U-shaped arm configuration is inserted the instrument into after unblock reverse adjustment hole 32 (as shown in Figure 1) in, so as to allow fastening
First teeth 26 are separated with the second teeth 31, so make the first buckling piece 2 and the second buckling piece 3 away from；Allow the side that diameter diminishes
Method is after self-locking or unblock, in inserting the instrument into the first instrumentation hole 11, so that the first buckling piece 2 and the second buckling piece
3 overlaps are plugged together.
In the prior art, silk thread (or silk ribbon) needs multi-turn to surround, and the doctor visual field and operation direction will be perpendicular to blood vessels
Axis is only possible to allow silk thread (or silk ribbon) to remain surrounding for beeline, and otherwise long-term use will produce the risk of slippage.
During practical application, in order to efficiently solve the technical problem of above-mentioned slippage；Main artery provided in an embodiment of the present invention
With in identical clasp, such as Fig. 1 and Fig. 2 and Fig. 3, Fig. 4 are simultaneously combined shown in Fig. 5, and the inner side of above-mentioned buckle body 1 can be provided with anti-skidding
Structure 4；Or, the inner side of above-mentioned buckle body 1 can be provided with Non-slip material (not shown)；Or, the inner side of above-mentioned buckle body 1
Anti-skid structure 4 can be both provided with, and be provided with Non-slip material simultaneously, so as to be effectively acted as by anti-skid structure 4 and Non-slip material big dynamic
The arteries and veins skidproof effect coincideing between clasp and artificial blood vessel.
Fig. 6 is dimensional structure diagram of another main artery provided in an embodiment of the present invention with the clasp that coincide；Fig. 7 is this
Another main artery that inventive embodiments are provided dimensional structure diagram of the clasp that coincide.
Wherein, such as Fig. 1 and Fig. 2 and Fig. 3, Fig. 4 and combine shown in Fig. 5, above-mentioned anti-skid structure 4 can be projection；Or, above-mentioned
Anti-skid structure 4 can be groove；Or, above-mentioned anti-skid structure 4 can not only include projection but also including fluted.
Wherein, as shown in Figure 6 and Figure 7, above-mentioned anti-skid structure 4 can also be hollow hole, and the hollow hole includes multiple
And circumferentially direction is evenly distributed on buckle body 1.
Specifically, above-mentioned Non-slip material can be elastic polymer material layer or terylene pad.
Herein it should be added that, above-mentioned Non-slip material both can be by elastic polymer material layer or terylene serve as a contrast
Pad, this material different from the material of buckle body 1 is made, or same material is by different processing technology systems
Into.
Certainly, main artery can also can increase two with the skidproof effect coincideing between clasp and artificial blood vessel by other
The mode of the coefficient of friction between person increases frictional force therebetween to realize by increasing coefficient of friction, so as to rise
To skidproof effect.
Herein it should be added that, in order that the first buckling piece 2 can be smooth after mutually being plugged together with the second buckling piece 3
Self-locking, main artery provided in an embodiment of the present invention as shown in Fig. 1, Fig. 6 and Fig. 7, provides at following three kinds with coincideing in clasp
Specifically distribution form：
First, as shown in figure 1, the width of U-shaped arm configuration is about in the half of the width of V-type arm configuration, and V-type arm configuration
Buckle teeth 21 and catching groove 22 are shifted to install with U-shaped arm configuration；
2nd, sliding space is inserted as shown in fig. 6, being reserved with the middle part of V-type arm configuration, and the width of U-shaped arm configuration is about V-type arm
The 1/3 of the width of structure, namely U-shaped arm configuration is set to that should insert sliding space, while buckle teeth 21 and catching groove on V-type arm configuration
22 are correspondingly arranged on two groups and respectively positioned at the both sides setting of U-shaped arm configuration respectively；
3rd, sliding space is inserted as shown in fig. 7, being reserved with the middle part of U-shaped arm configuration, and the width in the slotting sliding space is about V-type
Buckle teeth 21 and catching groove 22 pairs on the 1/3 of the width of arm configuration, and V-type arm configuration should inserted and set at sliding space.
Additionally, after all operations terminate, two the first instrumentation holes 11 can be entered by silk thread, silk ribbon or metalwork
Row binding, be effectively ensured the identical clasp of main artery provided in an embodiment of the present invention in vivo can long-term safety use.
The embodiment of the present invention also provides a kind of artificial blood vessel's component, including：The artificial blood vessel of the collar is provided with, and it is removable
Be set in unloading at artificial blood vessel outside and the correspondence collar as described above any one of main artery with identical clasp.
Main artery provided in an embodiment of the present invention is with identical clasp and applies its artificial blood vessel's component, mainly with following
Some advantage：
1. be open obvolvent structure, convenient to place；
2. anastomosis ring indoor design has anti-sliding fit；
3. surgical instrument operation hole, is easy to be operated in narrow space；
4. the positive and negative bidirectional modulation of size, the size regulation during convenient use, conveniently free and change after operational error；
5. the setting of two-way buckle and the binding of handle hole up and down, it is ensured that the stabilization of size after long-term use
Property；
6 have certain width, it is ensured that concentric with the endovascular collar, are provided while preventing from offseting the slippage for causing
Uniform pressure prevents injured blood vessel and can guarantee that locking intensity.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of main artery clasp that coincide, it is characterised in that including：Buckle body, the buckle body is annular opening knot
On structure, and the buckle body the first instrumentation hole is respectively provided on two sides with positioned at the opening；
One end of the buckle body is provided with the first buckling piece, another end and is provided with the second buckling piece, first buckling piece
Locking is mutually plugged together with second buckling piece, so that the main artery is used to be arranged to be fixed on artificial blood vessel's with the clasp that coincide
Collar outside；
First buckling piece is more with the lap that second buckling piece mutually plugs together locking, and the main artery is used and coincide
The diameter of clasp is smaller；First buckling piece is fewer with the lap that second buckling piece mutually plugs together locking, described
Main artery is bigger with the diameter of the clasp that coincide.
2. the main artery according to claim 1 clasp that coincide, it is characterised in that first buckling piece and described second
At least one is active type structure among buckling piece；The active type structure can folding in the vertical direction, and carry out from
Lock；
After self-locking, the main artery can only be reduced with the diameter of the clasp that coincide cannot become big；After unblock, the main artery is used and coincide
The diameter of clasp being capable of bidirectional modulation.
3. the main artery according to claim 1 and 2 clasp that coincide, it is characterised in that first buckling piece is V-type arm
Structure and can folding in the vertical direction, second buckling piece be U-shaped arm configuration；The openend of the V-type arm configuration point
Buckle teeth and catching groove that matching is fastened are not provided with, and the buckle teeth and the catching groove are used for the self-locking of first buckling piece.
4. the main artery according to claim 3 clasp that coincide, it is characterised in that the openend of the V-type arm configuration is also
Be provided with the second instrumentation hole, the second instrumentation hole be used for using apparatus carry out first buckling piece self-locking and
Open.
5. the main artery according to claim 3 clasp that coincide, it is characterised in that along the button on the V-type arm configuration
The bearing of trend of ring body is provided with the raised item for preventing first buckling piece and the second buckling piece mutual dislocation.
6. the main artery according to claim 3 clasp that coincide, it is characterised in that the V-type of first buckling piece
The first teeth are equipped with the inside of the upper and lower surface of arm configuration；The top surface of the described U-shaped arm configuration of second buckling piece it is upper
Lower both sides are equipped with the second teeth matched with first teeth.
7. the main artery according to claim 1 clasp that coincide, it is characterised in that be provided with anti-on the inside of the buckle body
Slipped Clove Hitch structure and/or Non-slip material.
8. the main artery according to claim 7 clasp that coincide, it is characterised in that the anti-skid structure for raised and/or
Groove；
Or, the anti-skid structure is hollow hole.
9. the main artery according to claim 7 clasp that coincide, it is characterised in that the Non-slip material is elastic polymer material
The bed of material or terylene are padded.
10. a kind of artificial blood vessel's component, it is characterised in that including：The artificial blood vessel of the collar is provided with, and is removably arranged
The main artery as any one of above-mentioned claim 1-9 on the outside of the artificial blood vessel and at the correspondence collar is used
Coincide clasp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012261.9A CN106725682B (en) | 2017-01-06 | 2017-01-06 | Anastomosis buckle ring for aorta and artificial blood vessel assembly using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012261.9A CN106725682B (en) | 2017-01-06 | 2017-01-06 | Anastomosis buckle ring for aorta and artificial blood vessel assembly using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106725682A true CN106725682A (en) | 2017-05-31 |
| CN106725682B CN106725682B (en) | 2022-04-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710012261.9A Active CN106725682B (en) | 2017-01-06 | 2017-01-06 | Anastomosis buckle ring for aorta and artificial blood vessel assembly using same |
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| Country | Link |
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| CN (1) | CN106725682B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109820620A (en) * | 2019-03-28 | 2019-05-31 | 钱希明 | A kind of anastomosis system of novel blood vessel and intravascular stent |
| CN113397761A (en) * | 2021-05-27 | 2021-09-17 | 华中科技大学同济医学院附属协和医院 | Suturing-free artificial blood vessel and conveying device thereof |
| CN113892997A (en) * | 2021-10-19 | 2022-01-07 | 中国人民解放军南部战区总医院 | Adjustable excessive constriction is from fixed rat left kidney vein C clamp |
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