CN109700492A - A kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation - Google Patents
A kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation Download PDFInfo
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- CN109700492A CN109700492A CN201811372547.9A CN201811372547A CN109700492A CN 109700492 A CN109700492 A CN 109700492A CN 201811372547 A CN201811372547 A CN 201811372547A CN 109700492 A CN109700492 A CN 109700492A
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- fixing clamp
- seat
- arteries
- veins
- block
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Abstract
The invention discloses a kind of fixed devices of the double acting arteries and veins for internal arteriovenous fistula operation, the first fixing clamp and the second fixing clamp including bending connecting rod, in bending connecting rod, bending connecting rod one end is fixedly installed with block, the bending connecting rod other end is equipped with screw thread, is fixedly installed with nut on the screw thread；First fixing clamp is equipped with sets of holes, the set hole edge has chamfering, one end is fixedly installed with compressed spring inside first fixing clamp, gripping block is fixedly installed with inside the first fixing clamp other end, the gripping block is made of upper fixture block and lower fixture block, and the upper fixture block and the lower fixture block surface are equipped with shaggy block, and the gripping block side is equipped with teeth, the teeth are set to top on the inside of first fixing clamp, and the first fixing clamp inner lower edge of the corresponding teeth is equipped with groove.Beneficial effect is: the advantages that it has structure simple, foldable different shape, does not damage blood vessel.
Description
Technical field
The present invention relates to medical instrument fields, more particularly to a kind of fixed dress of the double acting arteries and veins for internal arteriovenous fistula operation
It sets.
Background technique
Vein internal fistula art is a kind of minor operation of vascular anastomosis, by forearm close to the artery and neighbouring vein of wrist
Make a suture, makes to flow arterial blood in the vein after coincideing, form an internal arteriovenous fistula.The blood vessel of internal arteriovenous fistula can be
Hemodialysis provides sufficient blood, provides safeguard for the adequacy of dialysis treatment.Patent publication No. is
The double acting arteries and veins that the Chinese patent of CN204520831U discloses internal arteriovenous fistula operation fixes device comprising is fixedly connected
Bar, fixing I, fixing II, graduation mark, screw thread, nut；It is characterized by: pacifying respectively on the fixed connecting rod
Equipped with fixing I, fixing II, and its surface is equipped with graduation mark；The fixed connecting rod free end is equipped with screw thread,
And nut is connected on screw thread.But the double acting arteries and veins fixing clamp of the invention can only straight line fix and move, can not be in difference
Double acting arteries and veins is fixed in angle, and the part of the fixed blood vessel of fixing uses latch, is easy to damage blood vessel.
Summary of the invention
The object of the invention is that provide a kind of for the double acting of internal arteriovenous fistula operation to solve the above-mentioned problems
The advantages that arteries and veins fixes device, it has structure simple, foldable different shape, does not damage blood vessel.
The present invention through the following technical solutions to achieve the above objectives:
The fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation, including bending connecting rod, in bending connecting rod
First fixing clamp and the second fixing clamp, bending connecting rod one end are fixedly installed with block, and the bending connecting rod other end is set
There is screw thread, is fixedly installed with nut on the screw thread；
First fixing clamp is equipped with sets of holes, and the set hole edge has chamfering, and one end is fixedly mounted inside first fixing clamp
There is compressed spring, gripping block is fixedly installed with inside the first fixing clamp other end, the gripping block is by upper fixture block under
Fixture block composition, the upper fixture block and the lower fixture block surface are equipped with shaggy block, and the gripping block side is equipped with teeth, the teeth
The top on the inside of first fixing clamp, the first fixing clamp inner lower edge of the corresponding teeth is equipped with groove, described
First fixing clamp is identical with second fixed folder structure；The third fixing clamp includes compression bar and compressed spring, the compression bar
Sets of holes are equipped with, described compression bar one end is fixedly installed with the compressed spring, and the compression bar other end is fixedly mounted flexible
Hinge, elasticity hinge inside is integrally formed with integrated anti-slop serrations, and described elasticity hinge one end is integrally formed with safety lock
Button；The secure latch includes cabinet, case lid, fixing seat, and the box outer surface is provided with the fixing seat, the fixing seat
Top is provided with attachment base, and the attachment base side is provided with lock body, is provided with locking spring, the lock below the attachment base
It is provided with lock tongue above body, handle is provided with below the lock body, is provided with the case lid above the cabinet, on the case lid
Side is provided with chain seat, and fixed chain is provided with above the chain seat, is provided with handle above the fixed chain, chain seat two sides are set
It is equipped with lock, anticreep seat is provided with above the lock, two sides, which are provided with, inside the anticreep seat bounces spring, the anticreep seat
Side is provided with anticreep convex block.
The bending connecting rod is made of titanium alloy.
In above structure, the bending connecting rod can be converted into the shape of needs, first fixing clamp and described second
Fixing clamp is mobile in the bending connecting rod, is capable of the fixation of different angle progress artery, and the compressed spring relies on certainly
Body elastic force makes the gripping block be clamped fixation to blood vessel, and the anti-hemostatic tube sliding of shaggy block, the shaggy block is by inertia
Material is made anti-hemostatic tube and is affected, and the teeth can play the role of anti-skidding insurance, first fixing clamp and described
Arteries is fixed together by the second fixing clamp.
By the way that secure latch is arranged, the protection to human body health, while fixation ensure that.Use secure latch
When, when the cabinet and the box cover lock are risen, lift the handle and press the lock tongue in the lock, when pressing in institute
When stating on anticreep convex block, described in the anticreep seat bounces spring contraction, and the anticreep convex block is taken in the anticreep seat,
After the lock tongue is pressed in the lock, the spring that bounces is bounced anticreep convex block pop-up, is blocked described
Lock tongue, the effect of the locking spring are to prevent V-arrangement lock from being opened by mistake.
In order to further increase a kind of use function of fixed device of the double acting arteries and veins for internal arteriovenous fistula operation, the bullet
Property hinge is made of multi-polymer material.So set, protection human health, reduces medical instrument to the shadow of health
It rings.
In order to further increase a kind of use function of fixed device of the double acting arteries and veins for internal arteriovenous fistula operation, the folder
Tight block is made of multi-polymer material.So set, protection human health, reduces influence of the medical instrument to health.
In order to further increase the using effect of secure latch, the cabinet and the case lid are connected by hinge one
It rises, the cabinet and the fixing seat are connected by screw to together.
In order to further increase the using effect of secure latch, the fixing seat is connected by screw to the locking spring
Together, the fixing seat welds together with the attachment base.
In order to further increase the using effect of secure latch, the attachment base and the lock body are hinged, described
Lock body welds together with the handle, and the lock body and the lock tongue are hinged.
In order to further increase the using effect of secure latch, the case lid welds together with the chain seat, the chain
Seat welds together with the fixed chain, and the fixed chain welds together with the handle.
In order to further increase the using effect of secure latch, spring and the anticreep convex block of bouncing is connected by screw
It is connected together, the anticreep seat is linked together with the anticreep convex block by guide rail.
In order to further increase the using effect of secure latch, the supporting table and the material receiving roller are rotatably connected on one
It rises, the supporting table and the control panel are connected by screw to together, and the supporting table is Nian Jie with the pressure sensor
Together, the hydraulic pump and the body are connected by screw to together.
Beneficial effect is:
1, it is able to carry out folding of different shapes, different angle is facilitated to carry out the fixation of double acting arteries and veins；Blood vessel is protected, is reduced to blood vessel
Damage；Antiskid effect is more preferable, reduces influence of the medical instrument to health health.
2, it is provided with locking spring on secure latch, can prevent V-arrangement lock from being opened by mistake, influence making for medical staff
With；There is anticreep seat on lock, be that lock tongue is deviate from out of lock in order to prevent, prevents V-arrangement lock from opening the object loss in case.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of the fixed device of double acting arteries and veins for internal arteriovenous fistula operation of the present invention；
Fig. 2 is the structure chart of upper fixture block in the present invention；
Fig. 3 is the structure chart of lower fixture block in the present invention；
Fig. 4 is the local part drawing of Fig. 1 of the present invention；
Fig. 5 is a kind of bending structure figure of the fixed device of double acting arteries and veins for internal arteriovenous fistula operation of the present invention；
Fig. 6 is the structure chart of the embodiment of the present invention 2；
Fig. 7 is the schematic view of the mounting position of secure latch in the present invention；
Fig. 8 is the left view of secure latch in the present invention；
Fig. 9 is the anticreep seat enlarged drawing of secure latch in the present invention.
The reference numerals are as follows:
1, the first fixing clamp；2, the second fixing clamp；3, block；4, bending connecting rod；5, gripping block；6, compressed spring；7, sets of holes；
8, screw thread；9, nut；10, upper fixture block；11, lower fixture block；12, teeth；13, shaggy block；14, integrated anti-slop serrations；15, compression bar；
16, secure latch；17, elastic hinge；18, third fixing clamp；19, cabinet；20, case lid；21, handle；22, fixed chain；23,
Chain seat；24, lock；25, lock tongue；26, lock body；27, handle；28, fixing seat；29, locking spring；30, attachment base；31, anticreep
Seat；32, spring is bounced；33, anticreep convex block.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing:
As shown in figs. 1-9, a kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation, including bending connecting rod 4, be set to
The first fixing clamp 1 and the second fixing clamp 2 in bending connecting rod 4, bending connecting rod one end are fixedly installed with block 3, and block 3 prevents
First fixing clamp 1 and the second fixing clamp 2 slide, and bending connecting rod other end is equipped with screw thread 8, are fixedly installed with nut on screw thread 8
9, nut 9 is connect with bending connecting rod 4 by screw thread 8.
First fixing clamp 1 is equipped with sets of holes 7, and there is chamfering on 7 side of sets of holes, and chamfering facilitates the first fixing clamp 1 to connect in bending
It is moved on extension bar 4,1 inside one end of the first fixing clamp is fixedly installed with compressed spring 6, and 1 other end of the first fixing clamp inside is solid
Dingan County is equipped with gripping block 5, and gripping block 5 is mutually Nian Jie with the first fixing clamp 1, and gripping block 5 is made of upper fixture block 10 and lower fixture block 11, on
Fixture block 10 and 11 surface of lower fixture block are equipped with shaggy block 13, and upper fixture block 10 can be closely engaged with the shaggy block 13 of lower fixture block 11, press from both sides
Tight 5 side of block is equipped with teeth 12, and teeth 12 are set to 1 inside top of the first fixing clamp, 1 inside of the first fixing clamp of corresponding teeth 12
Bottom end is equipped with groove, and the first fixing clamp 1 is identical with 2 structure of the second fixing clamp.
The bending connecting rod 4 is made of titanium alloy, facilitates and carries out multiple bending, changes the shape of bending connecting rod 4.
In above structure, bending connecting rod 4 can be converted into the shape of needs, and the first fixing clamp 1 and the second fixing clamp 2 are being rolled over
Curved connecting rod 4 is mobile, is capable of the fixation of different angle progress artery, and compressed spring 6 keeps gripping block 5 right by own resilient
Blood vessel is clamped fixation, the sliding of the anti-hemostatic tube of shaggy block 13, and shaggy block 13 is made anti-hemostatic tube by inert material and is affected,
Teeth 12 can play the role of anti-skidding insurance, and arteries is fixed together by the first fixing clamp 1 and the second fixing clamp 2.
As shown in fig. 6, third fixing clamp 18 includes compression bar 15 and compressed spring 6, compression bar 15 is equipped with sets of holes 7, compression bar 15
One end is fixedly installed with compressed spring 6, and flexible hinge 17, elastic 17 inside one of hinge is fixedly mounted in 15 other end of compression bar
Integrated anti-slop serrations 14 are formed, elastic 17 one end of hinge is passed through integrally formed with secure latch 16 using third fixing clamp 18
Compression bar 15, elastic hinge 17 and integrated anti-slop serrations 14 match, and closing dynamics is uniform, inorganization dissection, effectively expands
Range is ligatured, more tissues is accommodated, blood vessel is fixed, secure latch 16 keeps the fixation of third fixing clamp 18 stronger, prevents
Hemostatic tube sliding, and have specific tactile feel, safely and effectively, tissue separation is reduced, is improved efficiency.The secure latch,
Including cabinet 19, case lid 20, fixing seat 28,19 outer surface of cabinet is provided with fixing seat 28, and connection is provided with above fixing seat 28
Seat 30,30 side of attachment base is provided with lock body 26, and locking spring 29 is provided with below attachment base 30, lock is provided with above lock body 26
Tongue 25 is provided with handle 27 below lock body 26, case lid 20 is provided with above cabinet 19, chain seat 23, chain are provided with above case lid 20
23 top of seat is provided with fixed chain 22, is provided with handle 21 above fixed chain 22,23 two sides of chain seat are provided with lock 24, lock 24
Top is provided with anticreep seat 31, and 31 inside two sides of anticreep seat, which are provided with, bounces spring 32, and it is convex that 31 side of anticreep seat is provided with anticreep
Block 33.In the present invention, the case lid 20 is connected by screw to together with lock 24, and lock 24 and anticreep seat 31 are bonded in one
It rises, anticreep seat 31 and bounces spring 32 and be connected by screw to together, setting in this way can prevent lock tongue fault from deviating from.
The working principle of secure latch in the present invention are as follows: when having locked cabinet 19 and case lid 20 when use, lift handle
27 press lock tongue 25 in lock 24, when pressing on anticreep convex block 33, the contraction of spring 32 are bounced in anticreep seat 31, by anticreep
Convex block 33 is taken in anticreep seat 31, after lock tongue 25 is pressed in lock 24, bounces spring 32 and bounces and pop up anticreep convex block 33,
Lock tongue 25 is blocked, the effect of locking spring 29 is to prevent V-arrangement lock from being opened by mistake.
It should be noted that above embodiments are only to illustrate technical solution of the present invention rather than restriction technologies scheme, although
The invention is described in detail with reference to the preferred embodiments by applicant, those skilled in the art should understand that, those are right
The modification or equivalent replacement that technical solution of the present invention carries out, cannot be detached from the objective and range of the technical program, should all cover
In scope of the invention as claimed.
Claims (9)
1. a kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation, it is characterised in that: including bending connecting rod (4), set
In the first fixing clamp (1) and the second fixing clamp (2) on bending connecting rod (4), bending connecting rod one end is fixedly installed with gear
Block (3), the bending connecting rod other end are equipped with screw thread (8), are fixedly installed with nut (9) on the screw thread (8)；Described first
Fixing clamp (1) is equipped with sets of holes (7), and there is chamfering on sets of holes (7) side, and the internal one end of first fixing clamp (1) is fixedly mounted
Have compressed spring (6), is fixedly installed with gripping block (5) inside the first fixing clamp (1) other end, the gripping block (5)
It is made of upper fixture block (10) and lower fixture block (11), the upper fixture block (10) and the lower fixture block (11) surface are equipped with shaggy block
(13), gripping block (5) side is equipped with teeth (12), and the teeth (12) are set to top on the inside of first fixing clamp (1),
The first fixing clamp (1) inner lower edge of the corresponding teeth (12) is equipped with groove, first fixing clamp (1) and described the
Two fixing clamps (2) structure is identical；The bending connecting rod (4) is made of titanium alloy；The third fixing clamp (18) includes compression bar
(15) and compressed spring (6), the compression bar (15) are equipped with sets of holes (7), and described compression bar (15) one end is fixedly installed with the pressure
Flexible hinge (17), one on the inside of the elasticity hinge (17) is fixedly mounted in contracting spring (6), compression bar (15) other end
It forms integrated anti-slop serrations (14), described elasticity hinge (17) one end is integrally formed with secure latch (16)；The safety lock
Detaining (16) includes cabinet (19), case lid (20), fixing seat (28), and cabinet (19) outer surface is provided with the fixing seat
(28), it is provided with attachment base (30) above the fixing seat (28), attachment base (30) side is provided with lock body (26), described
It is provided with locking spring (29), is provided with lock tongue (25) above the lock body (26), the lock body (26) below attachment base (30)
Lower section is provided with handle (27), is provided with the case lid (20) above the cabinet (19), is provided with above the case lid (20)
Chain seat (23), chain seat (23) top are provided with fixed chain (22), are provided with handle (21), institute above the fixed chain (22)
It states chain seat (23) two sides to be provided with lock (24), be provided with anticreep seat (31) above the lock (24), the anticreep seat (31)
Internal two sides, which are provided with, bounces spring (32), and anticreep seat (31) side is provided with anticreep convex block (33).
2. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 1, it is characterised in that: institute
It states cabinet (19) and the case lid (20) to be connected by hinge together, the cabinet (19) and the fixing seat (28) pass through spiral shell
Nail links together.
3. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 2, it is characterised in that: institute
Elastic hinge (17) is stated to be made of multi-polymer material.
4. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 3, it is characterised in that: institute
Gripping block (5) is stated to be made of multi-polymer material.
5. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 4, it is characterised in that: institute
It states fixing seat (28) and the locking spring (29) to be connected by screw to together, the fixing seat (28) and the attachment base
(30) weld together.
6. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 5, it is characterised in that: institute
It states attachment base (30) and the lock body (26) is hinged, the lock body (26) welds together with the handle (27), institute
It states lock body (26) and the lock tongue (25) is hinged.
7. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 6, it is characterised in that: institute
It states case lid (20) to weld together with the chain seat (23), the chain seat (23) welds together with the fixed chain (22), institute
Fixed chain (22) is stated to weld together with the handle (21).
8. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 7, it is characterised in that: institute
It states case lid (20) and the lock (24) to be connected by screw to together, the lock (24) is bonded in the anticreep seat (31)
Together, the anticreep seat (31) and the spring (32) that bounces are connected by screw to together.
9. the fixed device of a kind of double acting arteries and veins for internal arteriovenous fistula operation according to claim 8, it is characterised in that: institute
It states and bounces spring (32) and the anticreep convex block (33) is connected by screw to together, the anticreep seat (31) and the anticreep are convex
Block (33) is linked together by guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372547.9A CN109700492A (en) | 2018-11-19 | 2018-11-19 | A kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372547.9A CN109700492A (en) | 2018-11-19 | 2018-11-19 | A kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109700492A true CN109700492A (en) | 2019-05-03 |
Family
ID=66255004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811372547.9A Pending CN109700492A (en) | 2018-11-19 | 2018-11-19 | A kind of fixed device of double acting arteries and veins for internal arteriovenous fistula operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109700492A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741663A (en) * | 2020-12-29 | 2021-05-04 | 山西省人民医院 | Liquid-suction magnetic type blood vessel anastomat for thoracic surgery |
-
2018
- 2018-11-19 CN CN201811372547.9A patent/CN109700492A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741663A (en) * | 2020-12-29 | 2021-05-04 | 山西省人民医院 | Liquid-suction magnetic type blood vessel anastomat for thoracic surgery |
| CN112741663B (en) * | 2020-12-29 | 2022-12-02 | 山西省人民医院 | Liquid-suction magnetic type blood vessel anastomat for thoracic surgery |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190503 |
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| RJ01 | Rejection of invention patent application after publication |