CN109620329A - Stent-type vascular anastomosis device - Google Patents
Stent-type vascular anastomosis device Download PDFInfo
- Publication number
- CN109620329A CN109620329A CN201811537167.6A CN201811537167A CN109620329A CN 109620329 A CN109620329 A CN 109620329A CN 201811537167 A CN201811537167 A CN 201811537167A CN 109620329 A CN109620329 A CN 109620329A
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- Prior art keywords
- stationary half
- snorkel
- blood vessel
- block
- anastomosis
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- 230000003872 anastomosis Effects 0.000 title claims abstract description 48
- 230000002792 vascular Effects 0.000 title claims abstract description 19
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 32
- 239000007888 film coating Substances 0.000 claims abstract description 26
- 238000009501 film coating Methods 0.000 claims abstract description 26
- 238000003466 welding Methods 0.000 claims description 18
- 239000004831 Hot glue Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 235000005121 Sorbus torminalis Nutrition 0.000 claims 1
- 244000152100 Sorbus torminalis Species 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 210000003462 vein Anatomy 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007675 cardiac surgery Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002682 general surgery Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 238000007631 vascular surgery Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
- A61F2/07—Stent-grafts
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of stent-type vascular anastomosis devices, its structure includes snorkel, sheath, first band anastomosis of blood vessel, second band anastomosis of blood vessel, overlay film frame and inner film coating, by the way that pipe clamping device is arranged in snorkel right end, it is consolidated by convex block and snorkel, clamping is carried out using the first stationary half and the second stationary half, and it is carried out using U-shaped fixing piece tentatively fixed, then, it is rotated by grabbing attached rotating block, threaded rod is driven to be rotated, it moves forward to cushion block, to contact external feed stream pipe, and it is firm to carry out clamping, the beneficial effect for improving efficiency during carrying out pumping or charge operation is reached；And support device is set in snorkel right end bottom, it is consolidated by link block and snorkel, rotation telescopic rod carries out rotation at rotating member and adjusts angle, and bearing length is adjusted by telescopic rod, it is carried out through sole piece firm, having reached can improve to being supported at inflation and operate convenient and fast effect.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of stent-type vascular anastomosis device.
Background technique
Vascular anastomosis, the blood vessel of human body through artery-capillary-vein in addition to communicating, between artery and artery, vein
Between vein or even between artery and vein, can all it be in direct communication with one another, formation vascular anastomosis, and the blood in the operation of each section
Pipe anastomosis procedure is more and more, and each section's operation mentioned here both includes carrying out in the routine operations such as vascular surgery and department of cardiac surgery
Vascular anastomosis, also include that general surgery and Urology Surgery etc. carry out the reconstruction for involving blood vessel when tumor enlargement excision, there are also each
The reconstructing blood vessel etc. of class solid organ transplantation, but prior art interface during carrying out pumping or charge operation is not steady enough
Gu and cause efficiency bad, and can not to be supported at inflation cause it is inconvenient.
Summary of the invention
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of stent-type vascular anastomosis device, to solve be evacuated or inflated
Interface not enough consolidates and causes efficiency bad in operating process, can not cause unhandy ask to being supported at inflation
Topic reaches the efficiency improved carrying out pumping or charge operation process, and it is convenient can to improve operation to being supported at inflation
Effect.
(2) technical solution
The present invention is achieved through the following technical solutions: the invention proposes a kind of stent-type vascular anastomosis device, including snorkel,
Sheath, first band anastomosis of blood vessel, second band anastomosis of blood vessel, overlay film frame, inner film coating, metallic support, outer film coating, barb,
Connection hose, sacculus, support device and pipe clamping device, snorkel right end lower part are glued by seccotine and support device
It connects, the ventilation tube outer surface right end lower part carries out be bonded, the sheath snorkel left side by seccotine with pipe clamping device rear end
End carries out hot-melt adhesive paste with hose right end is connect, and the sheath inside pipe wall is glued with ventilation tube outer surface left part by seccotine
It connecing, the sheath runs through first band anastomosis of blood vessel top right part, and sheath and first band anastomosis of blood vessel carry out grafting, and described the
One band anastomosis of blood vessel left end is provided with the second band anastomosis of blood vessel, and connection hose left end hot-melt adhesive paste has sacculus, the overlay film
Rack inner wall carries out grafting by clearance fit and sacculus outer surface, and the inner film coating inner wall passes through outside clearance fit and sacculus
Surface carries out grafting, is provided with metallic support, and metallic support between the inner film coating outer surface and outer film coating inner wall
Carried out with outer surface and outer film coating it is be bonded, the barb through outer film coating top carry out grafting, the support device by
Link block, the first rotating member, telescopic rod and sole piece composition, the link block center bottom are rotated with the first rotating member top
Connection, first rotating member bottom end and telescopic rod top end are welded by manual metal-arc welding mode, and the telescopic rod bottom end passes through
Manual metal-arc welding mode is welded with sole piece top middle portion, and snorkel right end lower part is glued by seccotine and link block
Connect, the pipe clamping device by the first stationary half, the second stationary half, the second rotating member, U-shaped fixing piece, threaded rod, cushion block,
Rotating block and convex block composition, are welded between first stationary half and the second stationary half left end by manual metal-arc welding mode simultaneously
There is the second rotating member, and the first stationary half is rotatablely connected by the second rotating member and the second stationary half, it is described U-shaped
Fixing piece runs through the first stationary half and the second stationary half top right part simultaneously, and U-shaped fixing piece fixes half with first
Ring and the second stationary half are snapped connection, the threaded rod in the middle part of the second stationary half rear end, and threaded rod with
Second stationary half is threadedly coupled, and the threaded rod front end face is in rounded shape to pass through manual metal-arc welding mode with cushion block rear end middle part
It is welded, the threaded rod rear end face is in rounded shape to be welded by manual metal-arc welding mode and rotating block front center, described
Convex block left end is welded by manual metal-arc welding mode and the first stationary half inner wall left end, ventilation tube outer surface right end lower part
It is carried out by seccotine with convex block rear end be bonded.
Further, the shape and size of first stationary half and the second stationary half are all the same, and its inner wall
It is coarse.
Further, screw thread rod outer surface front is provided with screw thread, and the maximum spacing between screw thread is
0.1mm。
Further, the cushion block front end face is provided with rubber layer, and rubber layer front end face is provided with the anti-of striated
Sliding line.
Further, the rotating block outer surface is cased with sponges cover, and sponges cover with a thickness of 0.2mm.
Further, there are two the support device settings, and the shape of support device and size are all the same.
Further, the sole piece bottom face is parallel with holding plane, and sole piece with a thickness of 0.2mm.
Further, the model SZ099-1 of the threaded rod.
Further, the material of the sole piece is stainless steel.
(3) beneficial effect
The present invention compared with the existing technology, has the advantages that
1), to solve the problems, such as that interface is not firm enough during carrying out pumping or charge operation and causes efficiency bad, lead to
It crosses and pipe clamping device is set in snorkel right end, consolidated by convex block and snorkel, it is solid using the first stationary half and second
Determine semi-ring and carry out clamping, and tentatively fix using U-shaped fixing piece, then, is rotated, driven by grabbing attached rotating block
Threaded rod is rotated, and is moved forward to cushion block, to contact external feed stream pipe, and is carried out clamping and is consolidated, has reached raising and existed
Carry out pumping or charge operation during efficiency beneficial effect.
2), for solve the problems, such as can not to be supported at inflation and cause it is inconvenient, by snorkel right end bottom
Support device is arranged in portion, is consolidated by link block and snorkel, and rotation telescopic rod carries out rotation at rotating member and adjusts angle
Degree, and bearing length is adjusted by telescopic rod, consolidate through sole piece, behaviour can be improved to being supported at inflation by having reached
Make convenient and fast effect.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural diagram of the present invention；
Inner balloon contraction structure schematic diagram when Fig. 2 is use of the invention；
Inner balloon expansion structure schematic diagram when Fig. 3 is use of the invention；
Fig. 4 is sacculus partial structurtes A structural schematic diagram of the invention；
Fig. 5 is pipe clamping device structural schematic diagram of the invention；
Fig. 6 is support device structure diagram of the invention；
In figure: snorkel -1, support device -2, pipe clamping device -3, sheath -4, the identical blood of the -5, second band of first band anastomosis of blood vessel
Pipe -6, overlay film frame -7, inner film coating -8, metallic support -9, outer film coating -10, barb -11, connection hose -12, sacculus -
13, link block -21, the first rotating member -22, telescopic rod -23, sole piece -24, the first stationary half -31, the second stationary half -32,
Second rotating member -33, U-shaped fixing piece -34, threaded rod -35, cushion block -36, rotating block -37, convex block -38.
Specific embodiment
In the technical program:
Support device 2, pipe clamping device 3, link block 21, the first rotating member 22, telescopic rod 23, sole piece 24, the first stationary half 31,
Second stationary half 32, the second rotating member 33, U-shaped fixing piece 34, threaded rod 35, cushion block 36, rotating block 37 and convex block 38 are this
Invention contains the innovative component of essence.
Snorkel 1, sheath 4, the 5, second band of first band anastomosis of blood vessel anastomosis of blood vessel 6, overlay film frame 7, inner film coating 8, gold
Belong to bracket 9, outer film coating 10, barb 11, connection hose 12 and the sacculus 13 essential company of technical solution to realize the present invention
Connecing property component.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 are please referred to, the present invention provides a kind of stent-type vascular anastomosis device: including
Snorkel 1, sheath 4, the band of first band anastomosis of blood vessel 5, second anastomosis of blood vessel 6, overlay film frame 7, inner film coating 8, metallic support 9,
Outer film coating 10, barb 11, connection hose 12, sacculus 13, support device 2 and pipe clamping device 3,1 right end lower part of snorkel pass through
Seccotine carries out be bonded with support device 2, and 1 outer surface right end lower part of snorkel is carried out by seccotine and 3 rear end of pipe clamping device
Bonding, 4 snorkel of sheath, 1 left end carry out hot-melt adhesive paste with 12 right end of hose is connect, and 4 inner wall of sheath and 1 outer surface of snorkel are left
Portion is bonded by seccotine, and sheath 4 runs through 5 top right part of first band anastomosis of blood vessel, and sheath 4 and the identical blood of first band
Pipe 5 carries out grafting, and 5 left end of first band anastomosis of blood vessel is provided with the second band anastomosis of blood vessel 6, and connection 12 left end hot-melt adhesive paste of hose has
Sacculus 13,7 inner wall of overlay film frame carry out grafting by clearance fit and 13 outer surface of sacculus, and 8 inner wall of inner film coating passes through gap
Cooperation carries out grafting with 13 outer surface of sacculus, is provided with metallic support between 10 inner wall of 8 outer surface of inner film coating and outer film coating
9, and metallic support 9 carried out with outer surface and outer film coating 10 it is be bonded, barb 11 through 10 top of outer film coating carry out it is slotting
It connects, support device 2 is made of link block 21, the first rotating member 22, telescopic rod 23 and sole piece 24,21 center bottom of link block and the
One rotating member, 22 top is rotatablely connected, and 22 bottom end of the first rotating member is welded with 23 top of telescopic rod by manual metal-arc welding mode
It connects, 23 bottom end of telescopic rod is welded by manual metal-arc welding mode and 24 top middle portion of sole piece, and 1 right end lower part of snorkel passes through strength
Glue carries out be bonded with link block 21, and pipe clamping device 3 is by the first stationary half 31, the second stationary half 32, the second rotating member 33, U
Type fixing piece 34, threaded rod 35, cushion block 36, rotating block 37 and convex block 38 form, the first stationary half 31 and the second stationary half
The second rotating member 33 is welded with by manual metal-arc welding mode simultaneously between 32 left ends, and the first stationary half 31 passes through the second rotation
Part 33 is rotatablely connected with the second stationary half 32, and U-shaped fixing piece 34 is fixed through the first stationary half 31 and second simultaneously
32 top right part of semi-ring, and U-shaped fixing piece 34 is snapped connection with the first stationary half 31 and the second stationary half 32,
Threaded rod 35 is in the middle part of 32 rear end of the second stationary half, and threaded rod 35 is threadedly coupled with the second stationary half 32,
35 front end face of threaded rod is in rounded shape to be welded in the middle part of 36 rear end of cushion block by manual metal-arc welding mode, and 35 rear end face of threaded rod is in
Round is welded by manual metal-arc welding mode and 37 front center of rotating block, and 38 left end of convex block passes through manual metal-arc welding mode and first
31 inner wall left end of stationary half is welded, and 1 outer surface right end lower part of snorkel is glued by seccotine and 38 rear end of convex block
It connects.
Wherein, the shape and size of first stationary half 31 and the second stationary half 32 are all the same, and its inner wall
Coarse, clamping is chimeric to spend, and improves firm.
Wherein, the 35 outer surface front of threaded rod is provided with screw thread, and the maximum spacing between screw thread is 0.1mm,
Facilitate and rotated, and stablizes to cushion block 36 is mobile.
Wherein, 36 front end face of cushion block is provided with rubber layer, and rubber layer front end face is provided with the anti-skidding of striated
Line increases frictional force, improves and carries out the firm effect of clamping.
Wherein, 37 outer surface of rotating block is cased with sponges cover, and sponges cover with a thickness of 0.2mm, increase comfort level,
Facilitate grab it is attached.
Wherein, there are two the settings of support device 2, and the shape of support device 2 and size are all the same, reasonable employment
Component reaches effective support.
Wherein, 24 bottom face of sole piece is parallel with holding plane, and sole piece 24 with a thickness of 0.2mm, increase connects
Contacting surface, support are firm.
Wherein, the model SZ099-1 of the threaded rod 35, hardness is high, durable.
Wherein, the material of the sole piece 24 is stainless steel, and corrosion resistance is strong, is not easy to get rusty.
Threaded rod 35 described in this patent, outer surface cut with the cylinder of helicla flute or cut with the circular cone of Conical Spiral Groove,
Screw rod has different heads；The stainless steel, is the abbreviation of stainless acid resistant steel, the weak corrosive medium such as resistance to air, steam, water or
Steel grade with rustless property.
Working principle: firstly, the New-support formula vascular anastomosis device is ready to, pre-prepd air extractor is inserted
Enter in snorkel 1, by being consolidated by convex block 38 and snorkel 1 in 1 right end of snorkel setting pipe clamping device 3, using
First stationary half 31 and the second stationary half 32 carry out clamping, and are tentatively fixed using U-shaped fixing piece 34, then,
Rotated by grabbing attached rotating block 37, drive threaded rod 35 to be rotated, move forward to cushion block 36, thus contact it is external into
Tracheae, and carry out clamping and consolidate, reach the beneficial effect for improving efficiency during carrying out pumping or charge operation, it is same with this
When, support device 2 is set in 1 right end bottom of snorkel, is consolidated by link block 21 and snorkel 1, rotates telescopic rod 23
Rotation is carried out at the first rotating member 22 and adjusts angle, and bearing length is adjusted by telescopic rod 23, consolidate i.e. through sole piece 24
Can, having reached can improve to being supported at inflation and operate convenient and fast effect, carry out firm support, and then will be in sacculus 13
Gas extraction, so that sacculus 13 be made to shrink；Overlay film frame 7 is folded, folded overlay film frame 7 is made to be attached to sacculus 13
On；Then overlay film frame 7 and sacculus 13 are filled in inside sheath 4, then, one end of the sheath 4 of hard is inserted into first
Band anastomosis of blood vessel 5 pushes connection hose 12 to be detached from overlay film frame 7 and sacculus 13 from sheath 4 later；Since sheath 4 is
Hard, it may be convenient to which overlay film frame 7 and sacculus 13 are delivered to first band anastomosis of blood vessel 5 and the second band anastomosis of blood vessel 6
Between, then, by external air extractor to being inflated in snorkel 1, so that overlay film frame 7 is expanded, by barb 11
First band anastomosis of blood vessel 5 and the second band anastomosis of blood vessel 6 puncture and consolidated, takes out the gas in sacculus 13 by air extractor
Out, so that sacculus 13 be made to shrink, sacculus 13 and sheath 4 are withdrawn from, then to first band anastomosis of blood vessel 5 and the second band anastomosis of blood vessel 6
Anastomosis simply sutures, and vascular anastomosis is completed.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of stent-type vascular anastomosis device, including snorkel (1), sheath (4), first band anastomosis of blood vessel (5), the second band kiss
Close blood vessel (6), overlay film frame (7), inner film coating (8), metallic support (9), outer film coating (10), barb (11), connection hose
(12) and sacculus (13), it is characterised in that: further include support device (2) and pipe clamping device (3), under snorkel (1) right end
Portion by seccotine carried out with support device (2) it is be bonded, snorkel (1) the outer surface right end lower part pass through seccotine and clamp
Device (3) rear end is bonded, and sheath (4) snorkel (1) left end carries out hot-melt adhesive paste, institute with hose (12) right end is connect
State sheath (4) inner wall carried out with snorkel (1) outer surface left part by seccotine it is be bonded, the sheath (4) through first band kiss
Blood vessel (5) top right part is closed, and sheath (4) and first band anastomosis of blood vessel (5) carry out grafting, the first band anastomosis of blood vessel
(5) left end is provided with the second band anastomosis of blood vessel (6), and connection hose (12) left end hot-melt adhesive paste has sacculus (13), described to cover
Membrane support (7) inner wall carries out grafting by clearance fit and sacculus (13) outer surface, and inner film coating (8) inner wall passes through gap
Cooperation carries out grafting with sacculus (13) outer surface, is arranged between inner film coating (8) outer surface and outer film coating (10) inner wall
Have metallic support (9), and metallic support (9) carries out with outer surface and outer film coating (10) be bonded, the barb (11) is passed through
It wears outer film coating (10) top and carries out grafting, the support device (2) is by link block (21), the first rotating member (22), telescopic rod
(23) it is rotatablely connected with sole piece (24) composition, link block (21) center bottom with the first rotating member (22) top, institute
It states the first rotating member (22) bottom end and is welded with telescopic rod (23) top by manual metal-arc welding mode, telescopic rod (23) bottom end
It is welded by manual metal-arc welding mode and sole piece (24) top middle portion, snorkel (1) the right end lower part passes through seccotine and company
It connects block (21) to be bonded, the pipe clamping device (3) is by the first stationary half (31), the second stationary half (32), the second rotation
Part (33), U-shaped fixing piece (34), threaded rod (35), cushion block (36), rotating block (37) and convex block (38) composition, described first is solid
Determine to pass through manual metal-arc welding mode between semi-ring (31) and the second stationary half (32) left end while be welded with the second rotating member (33), and
And first stationary half (31) be rotatablely connected with the second stationary half (32) by the second rotating member (33), it is described U-shaped solid
Determine part (34) while running through the first stationary half (31) and the second stationary half (32) top right part, and U-shaped fixing piece (34)
It is snapped connection with the first stationary half (31) and the second stationary half (32), the threaded rod (35) is fixed through second
In the middle part of semi-ring (32) rear end, and threaded rod (35) is threadedly coupled with the second stationary half (32), the threaded rod (35)
Front end face is in rounded shape to be welded in the middle part of cushion block (36) rear end by manual metal-arc welding mode, and threaded rod (35) rear end face is in
Round is welded by manual metal-arc welding mode and rotating block (37) front center, and convex block (38) left end passes through manual metal-arc welding side
Formula is welded with the first stationary half (31) inner wall left end, snorkel (1) the outer surface right end lower part by seccotine with
Convex block (38) rear end is bonded.
2. stent-type vascular anastomosis device according to claim 1, it is characterised in that: first stationary half (31) and
The shape and size of second stationary half (32) are all the same, and its inner wall coarse.
3. stent-type vascular anastomosis device according to claim 1, it is characterised in that: before threaded rod (35) outer surface
Portion is provided with screw thread, and the maximum spacing between screw thread is 0.1mm.
4. stent-type vascular anastomosis device according to claim 1, it is characterised in that: cushion block (36) the front end face setting
There is rubber layer, and rubber layer front end face is provided with the anti-skid chequer of striated.
5. stent-type vascular anastomosis device according to claim 1, it is characterised in that: rotating block (37) the appearance surface cover
Have a sponges cover, and sponges cover with a thickness of 0.2mm.
6. stent-type vascular anastomosis device according to claim 1, it is characterised in that: the support device (2) is provided with
Two, and the shape of support device (2) and size are all the same.
7. stent-type vascular anastomosis device according to claim 1, it is characterised in that: sole piece (24) bottom face with put
Set plane parallel, and sole piece (24) with a thickness of 0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811537167.6A CN109620329A (en) | 2018-12-15 | 2018-12-15 | Stent-type vascular anastomosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811537167.6A CN109620329A (en) | 2018-12-15 | 2018-12-15 | Stent-type vascular anastomosis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109620329A true CN109620329A (en) | 2019-04-16 |
Family
ID=66074272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811537167.6A Pending CN109620329A (en) | 2018-12-15 | 2018-12-15 | Stent-type vascular anastomosis device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109620329A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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