CN106137281A - A kind of blood vessel strips off device and dop thereof - Google Patents
A kind of blood vessel strips off device and dop thereof Download PDFInfo
- Publication number
- CN106137281A CN106137281A CN201610723242.2A CN201610723242A CN106137281A CN 106137281 A CN106137281 A CN 106137281A CN 201610723242 A CN201610723242 A CN 201610723242A CN 106137281 A CN106137281 A CN 106137281A
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- Prior art keywords
- dop
- blood vessel
- joint
- strips
- pilot hole
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Links
- 210000004204 blood vessel Anatomy 0.000 title claims abstract description 55
- 230000002093 peripheral effect Effects 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 229920001400 block copolymer Polymers 0.000 claims description 2
- MAYCNCJAIFGQIH-UHFFFAOYSA-N buta-1,3-diene 5-phenylpenta-2,4-dienenitrile Chemical compound C=CC=C.N#CC=CC=CC1=CC=CC=C1 MAYCNCJAIFGQIH-UHFFFAOYSA-N 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 101150097115 dop-3 gene Proteins 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 210000003752 saphenous vein Anatomy 0.000 description 5
- 210000003462 vein Anatomy 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 208000028389 Nerve injury Diseases 0.000 description 1
- 206010046996 Varicose vein Diseases 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 210000000689 upper leg Anatomy 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
- A61B17/00008—Vein tendon strippers
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Rheumatology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of blood vessel and strip off device and dop thereof, blood vessel strips off device and includes pull rope, the joint being installed on pull rope, dop is detachably connected with joint, dop includes collet body, collet body has the pilot hole of through body rear and front end, particularly: on the inwall of pilot hole, be formed with first step, during use, blank area or be all arranged in pilot hole, and end and first step offset clamping and can not be moved rearwards by thereafter, between the inwall and joint of pilot hole, it is also formed with clamping the gap of blood vessel, gap is positioned at the front side of step.The blood vessel of the present invention strips off device and dop simple in construction, easy to operate, convenient for production, low cost, thus has important practical significance and good potential applicability in clinical practice.
Description
Technical field
The invention belongs to medical instruments field, be specifically related to a kind of the blood vessel that blood vessel is peeled off from surrounding tissue can be stripped off dress
Put, strip off the dop of device particularly to this.
Background technology
At present, in great saphenous varicose vein treatment clinical course, conventional operative treatment is the vein ligation of varicose simultaneously
Thoroughly taking out stripping, traditional modus operandi is to excise cirso-from thigh root to medial leg portion many places otch, this side
Method exists that wound is big, patient is more painful, hospital stays length, inaesthetic shortcoming.
The disposable vein sold on the market at present strips off device and generally comprises pull rope, is arranged on connecing of pull rope two ends
Head and the detachably connected lever of the joint of one end and the dop detachably connected with the joint of the other end, wherein
Dop does not possess the function of ligation blood vessel.Dop disclosed in the dop of existing patent report such as CN102871695A is not yet
Possesses the function of ligation blood vessel.
CN105147340A discloses the self-locking card head unit that a kind of great saphenous vein strips off conduit, and this device includes dop spiral shell
Cap and Self-locking screw, Self-locking screw top is provided with jam position, and outside middle part is provided with self-locking thread, and lower end is provided with tapering and leads
To piece, inner side is provided with longitudinal fitting recess；Inside dop nut, middle part is provided with the longitudinal inner thread matching with Self-locking screw,
Inside lower end is provided with taper groove, and bottom is provided with the circular hole concentric with longitudinal fitting recess of Self-locking screw, this circular hole and taper groove phase
Logical.Self-locking screw in use, is arranged on the hawser being cased with blood vessel by this device, and dop nut is arranged on Self-locking screw
On, make vein blood vessel fix with self-locking card head unit, then the other end that lever is fixed on hawser coordinates with joint, firmly takes out
Go out hawser blood vessel is extracted out together with self-locking card head unit, auxiliary great saphenous vein can be completed and take out stripping.Self-locking disclosed in this patent
Although device can realize the function of locking, but this device realizes with screw connection structure, and complicated structure is arranged not
Just, complex operation and when using, additionally carries out ligation almost with line with doctor；In addition this connected mode is susceptible to strip off
The phenomenon that blood vessel is pumped off, so, doctor needs again to do otch and strip off pumping off position, easily causes surrounding tissue and nerve
Damage, increases the misery of patient, extends operating time.
Content of the invention
Present invention technical problem to be solved is to provide a kind of new blood vessel and strips off device and dop thereof.
For solving above technical problem, a kind of technical scheme that the present invention uses is:
A kind of blood vessel strips off the dop of device, and blood vessel strips off device and includes pull rope, is respectively arranged on pull rope rear and front end
Joint, described dop is detachably connected with the joint on described pull rope front end, and described dop includes collet body, dop
Body has the pilot hole of its rear and front end through, particularly: be formed with first step on the inwall of described pilot hole, uses
When, the blank area on pull rope front end or be all arranged in pilot hole, and end and first step offset card consolidation thereafter
Existing self-locking, is also formed with being in communication with the outside to clamp the gap of blood vessel between the inwall and joint of pilot hole.
Preferably, the taper that described joint tapers in diameter from front to back, it can insert in dop more smoothly
In the middle of wall.
According to a preferred aspect of the present invention: the front side being positioned at first step on the inwall of described pilot hole is formed
Pilot hole is divided into leading portion, interlude and back segment by second step, first step and second step, and wherein the diameter of leading portion is more than
The external diameter of joint, forms described gap between the inwall and the outer peripheral face of joint of leading portion.
Preferably, the joint on described pull rope front end, the inner chamber of described interlude all gradually become in diameter from front to back
Little taper, during use, the outer peripheral face of joint on described pull rope front end matches with the inner wall surface of interlude clamping, shape
Become self-locking.
Preferably, described blank area is arranged in described pilot hole, and its leading section is stretched out described pilot hole and arranged.
Preferably, joint leading section surface is round and smooth design, does not has sharp keen edge, can effectively protect blood vessel.
Further, described collet body is provided with the open slot connecting with described pilot hole along its length, should
Open slot can pass through for the pull rope being cased with blood vessel, facilitates the connection of dop and joint, simple to operate.
Further, the both sides sidewall of described open slot is respectively formed with projection, so puts into open slot at pull rope
After, firmly during pulling traction rope, can effectively prevent or avoid the risk that pull rope slips at open slot.Concrete, described
Protruding for semicircle arcuation etc..
Preferably, the front side outer surface of described collet body is formed with depression, when necessary, doctor can with pliers or
Person's tweezers, clamp depressed area.
According to the present invention, the material of described dop can be stainless steel, PA (nylon), POM(polyformaldehyde), PP (poly-third
Alkene), PE (polyethylene), ABS (styrene-acrylonitrile-butadiene block copolymer), PC (Merlon), PMMA (acrylic)
Or PET (polyethylene terephthalate) etc..
The another technical scheme that the present invention takes is: a kind of blood vessel strips off device, including pull rope, be respectively arranged in described
Pull rope rear and front end on joint, particularly it has the dop that above-mentioned blood vessel strips off device.
Further, described blood vessel strips off device and also includes removably connecting with the joint on described pull rope rear end
The lever connecing, operation Shi doctor catches handle to exert oneself tractive, and blood vessel and blood vessel can be stripped off and extract out together with device by pull rope.
The blood vessel of the present invention strips off device and is particularly suitable for great saphenous vein and strips off.
Due to the utilization of technique scheme, the present invention compared with prior art has the advantage that
The present invention is by improving dop, and the step being formed in utilizing its installing hole coordinates with joint, i.e. realizes self-locking, also simultaneously
Realize automatically ligaturing the function of blood vessel by forming gap between installing hole inwall and joint outer peripheral face, during use, operate non-
Often convenient, operating efficiency can be effectively improved, shorten operating time, mitigate Principle of Pain, and be not susceptible to the feelings that blood vessel is pumped off
Condition, meanwhile, present configuration is simple, it is convenient to arrange, cost is relatively low.
Brief description
Fig. 1 is the entirety assembling schematic diagram that blood vessel strips off device；
Fig. 2 is the plan structure schematic diagram of dop；
Fig. 3 is the axial sectional structure schematic diagram of dop；
Fig. 4 is joint axial sectional structure schematic diagram；
Fig. 5 is dop and axial sectional structure schematic diagram under locking mated condition for the joint；
Fig. 6 carries out schematic diagram when blood vessel strips off for using the present invention；
Wherein: the 1st, pull rope；2nd, 2 ' joint；20th, inner chamber；3rd, dop；30th, body；4th, gap；5th, protruding；31st, pilot hole；
31a, leading portion；31b, interlude；31c, back segment；32nd, first step；33rd, second step；34th, open slot；35th, cave in；6th, grasp
Make handle；7th, blood vessel.
Detailed description of the invention
With detailed description of the invention, technical scheme is further elaborated below in conjunction with the accompanying drawings.
As shown in Fig. 1, the blood vessel of the present invention strips off device and includes that the 1st, pull rope is respectively arranged in connecing of pull rope 1 two ends
2,2 ', dop 3 and lever 6.Dop 3 and lever 6 removably connect with the joint 2,2 ' at pull rope 1 two ends respectively
Connect.In definition figure, lever 6 place side is rear, and dop 3 place side is front.As shown in figs. 1 and 4, joint 2,2 ' for having
The cylindricality of inner chamber 20, the one end open of inner chamber 20, other end closing, pull rope 1 stretches into inner chamber 20 and fixes wherein from openend.
Joint 2,2 ' become larger from its openend towards blind end diameter, form conical outer surface.
As shown in Figures 2 to 4, dop 3 includes collet body 30, and this collet body 30 has the assembling of its rear and front end through
Hole 31, the inwall of pilot hole 31 is sequentially formed with first step the 32nd, second step 33 from back to front, and this two steps will assemble
Hole 31 is divided into three sections, and from front leading portion 31a, interlude 31b and the back segment 31c of being then defined as successively, wherein interlude 31b's is interior
Wall has the tapering identical with joint 2, can be formed therebetween and closely cooperate.The diameter of leading portion 31a is straight more than interlude 31b's
Footpath and the external diameter of joint 2, be formed with gap 4 between the inwall of leading portion 31a and the outer peripheral face of joint 2 of pilot hole 31, should between
Gap 4 plays the effect of clamping blood vessel thus realizes ligation automatically.
During use, the rear end part of the joint 2 of pull rope 1 leading section is arranged in pilot hole 31, and its rear end and first
Step 32 offsets clamping and can not be moved rearwards by, meanwhile, and the tool of the conical outer surface of joint 2 and the interlude 31b of pilot hole 31
Clamping is coordinated, it is achieved joint 2 is reliably connected with dop 3 between tapered inwall.Due to use when power thrusts for
Rear pulling traction rope 1, therefore, coordinating between joint 2 with dop 3 is very firm all the time, will not take out de-situation.Meanwhile,
During be connected joint 2 with dop 3, the gap 4 between joint 2 and dop 3 can clamp blood vessel 7 and realize automatically ligaturing,
As shown in Figure 6.
Further, collet body 30 is provided with the open slot 34 connecting with pilot hole 31 along its length, it is simple to lead
Messenger 1 by and enter in pilot hole 31, the sidewall of open slot 34 is formed with protruding 5, it is ensured that in use use
During power pulling traction rope 1, pull rope 1 will not skid off pilot hole 31 at open slot 34.
Further, the front end of collet body 30 is formed with depression 35, it is simple to when necessary can clamping chuck 3 easily.
In use, the joint 2 of pull rope 1 and front end thereof is inserted in great saphenous vein the present invention by doctor, drives in the wrong direction in meditation
Arteries and veins trunk, and pass from by resistance part wound, now blood vessel 7 is enclosed within pull rope 1 and joint 2, first will be cased with the pull rope of blood vessel 7
1 is entered in pilot hole 31 by open slot 34, then on the joint 2 ' of the rear end that lever 6 is fixed on pull rope 1.Firmly to
Rear pulling traction rope 1, now joint 2 enters in the pilot hole 31 of collet body 30 under the active force of pull rope 1, until thereafter
End arrives to move after continuing on first step 31, i.e. completes the self-locking of joint 2 and collet body 30.See Fig. 6, joint 2 with
In the auto-lock process of collet body 30, the blood vessel 7 outside joint 2 is clamped by gap 4, it is achieved ligation.Now, continue firmly tractive to lead
Blood vessel 7 and blood vessel can be stripped off and extract out together with device by messenger 1, can complete great saphenous vein and take out stripping.
To sum up, using the present invention, operation is very easy, can save the operation of the ligation blood vessel of doctor, avoid operation method
Fixing blood vessel, instead of the method fixing blood vessel in traditional operation, it is possible to increase operating efficiency, improves security performance, shortens hand
The art time, mitigate Principle of Pain, and the blood vessel of the present invention strips off device and dop simple in construction, easy to operate, producer
Just, low cost, has good potential applicability in clinical practice.
Above the present invention is described in detail, its object is to allow the personage being familiar with this art will appreciate that this
Invention content and be carried out, can not limit the scope of the invention with this, and the invention is not restricted to above-mentioned enforcement
Example, all equivalences made according to the Spirit Essence of the present invention change or modify, and all should cover within protection scope of the present invention.
Claims (10)
1. blood vessel strips off a dop for device, and described blood vessel strips off device and includes pull rope (1), is respectively arranged in described leading
Joint (2,2 ') on messenger (1) rear and front end, described dop (3) is detachable with the joint (2) on described pull rope (1) front end
Ground connects, and described dop (3) includes collet body (30), and described collet body (30) has before and after through described body (30) two
The pilot hole (31) of end, it is characterised in that: it is formed with first step (32) on the inwall of described pilot hole (31), during use,
The described joint (2) on pull rope (1) front end is partially or entirely received within described pilot hole (31), and end and institute thereafter
The first step (32) the stated clamping that offsets realizes self-locking, between the inwall and described joint (2) of described pilot hole (31)
It is also formed with being in communication with the outside to clamp the gap (4) of blood vessel.
2. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: on described pull rope (1) front end
The taper that joint (2) tapers in diameter from front to back.
3. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: the inwall of described pilot hole (31)
On be positioned at the front side of described first step (32) and be formed with second step (33), described first step (32) and second step (33)
Described pilot hole (31) is divided into leading portion (31a), interlude (31b) and back segment (31c), and the diameter of described leading portion (31a) is big
In the external diameter of described joint (2), between the inwall and the outer peripheral face of described joint (2) of described leading portion (31a), form institute
The gap (4) stated.
4. blood vessel according to claim 3 strips off the dop of device, it is characterised in that: on described pull rope (1) front end
The taper that joint (2), the inner chamber of described interlude (31b) all taper in diameter from front to back, during use, described pull rope
(1) outer peripheral face of the joint on front end (2) matches with the inner wall surface of described interlude (31b) clamping.
5. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: described joint (2) part is installed
In described pilot hole (31), its leading section is stretched out described pilot hole (31) and is arranged.
6. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: described collet body (30) is along it
Length direction is provided with the open slot (34) connecting with described pilot hole (31).
7. blood vessel according to claim 6 strips off the dop of device, it is characterised in that: formed on the sidewall of described open slot
There is projection (5).
8. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: before described collet body (30)
Side external surface is formed with depression (35).
9. blood vessel according to claim 1 strips off the dop of device, it is characterised in that: the material of described dop is stainless
Steel, nylon, polyformaldehyde, polypropylene, polyethylene, styrene-acrylonitrile-butadiene block copolymer, Merlon, acrylic or
Polyethylene terephthalate.
10. blood vessel strips off a device, including pull rope (1), be respectively arranged in connecing on described pull rope (1) rear and front end
The detachably connected lever (6) of joint (2 ') on head (2,2 ') and described pull rope (1) rear end, it is characterised in that:
Described blood vessel strips off device and also includes the dop (3) as described in claim any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723242.2A CN106137281B (en) | 2016-08-25 | 2016-08-25 | A kind of blood vessel strips off device and its clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723242.2A CN106137281B (en) | 2016-08-25 | 2016-08-25 | A kind of blood vessel strips off device and its clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106137281A true CN106137281A (en) | 2016-11-23 |
| CN106137281B CN106137281B (en) | 2019-08-06 |
Family
ID=57343526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610723242.2A Active CN106137281B (en) | 2016-08-25 | 2016-08-25 | A kind of blood vessel strips off device and its clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106137281B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254394A (en) * | 2018-10-24 | 2019-01-22 | 深圳市古安泰自动化技术有限公司 | Endoscopic system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3659606A (en) * | 1970-02-19 | 1972-05-02 | Codman & Shurtleff | Vein stripping instrument |
| FR2678338B1 (en) * | 1991-06-28 | 1993-09-17 | Ruffie Patrick | DEVICE FOR SOLIDARIZING TWO ELONGATE ELEMENTS SUCH AS CABLES, WIRES, TUBING, ESPECIALLY WITH A VIEW TO DRIVING EACH OTHER. |
| EP1547527A1 (en) * | 2002-09-09 | 2005-06-29 | Junichi Ninomiya | Stripping wire and stripping catheter for evulsing vein |
| CN202960611U (en) * | 2012-09-07 | 2013-06-05 | 苏州爱瑞德医疗科技有限公司 | Novel introversion-prevention clamping head for great saphenous vein stripping device |
| CN204410925U (en) * | 2014-12-31 | 2015-06-24 | 吴鼎 | Great saphenous vein is with stripping off pipe guide |
| CN204890060U (en) * | 2015-08-13 | 2015-12-23 | 雷锋锐 | Great saphenous vein takes out great saphenous vein who shells ware dop device and use it and takes out and shell ware |
| CN204995520U (en) * | 2015-09-28 | 2016-01-27 | 苏州爱瑞德医疗科技有限公司 | Great saphenous vein strips off auto -lock dop device of pipe |
| CN206102680U (en) * | 2016-08-25 | 2017-04-19 | 苏州天鸿盛捷医疗器械有限公司 | Blood vessel strips off device and dop thereof |
-
2016
- 2016-08-25 CN CN201610723242.2A patent/CN106137281B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3659606A (en) * | 1970-02-19 | 1972-05-02 | Codman & Shurtleff | Vein stripping instrument |
| FR2678338B1 (en) * | 1991-06-28 | 1993-09-17 | Ruffie Patrick | DEVICE FOR SOLIDARIZING TWO ELONGATE ELEMENTS SUCH AS CABLES, WIRES, TUBING, ESPECIALLY WITH A VIEW TO DRIVING EACH OTHER. |
| EP1547527A1 (en) * | 2002-09-09 | 2005-06-29 | Junichi Ninomiya | Stripping wire and stripping catheter for evulsing vein |
| CN202960611U (en) * | 2012-09-07 | 2013-06-05 | 苏州爱瑞德医疗科技有限公司 | Novel introversion-prevention clamping head for great saphenous vein stripping device |
| CN204410925U (en) * | 2014-12-31 | 2015-06-24 | 吴鼎 | Great saphenous vein is with stripping off pipe guide |
| CN204890060U (en) * | 2015-08-13 | 2015-12-23 | 雷锋锐 | Great saphenous vein takes out great saphenous vein who shells ware dop device and use it and takes out and shell ware |
| CN204995520U (en) * | 2015-09-28 | 2016-01-27 | 苏州爱瑞德医疗科技有限公司 | Great saphenous vein strips off auto -lock dop device of pipe |
| CN206102680U (en) * | 2016-08-25 | 2017-04-19 | 苏州天鸿盛捷医疗器械有限公司 | Blood vessel strips off device and dop thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254394A (en) * | 2018-10-24 | 2019-01-22 | 深圳市古安泰自动化技术有限公司 | Endoscopic system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106137281B (en) | 2019-08-06 |
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Address after: Rooms 202, 501, and 502, Building 7, No. 188 Fuchunjiang Road, High tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee after: SUZHOU VENMED TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 215163 South 2nd Floor, Building 11, No. 8, Jinfeng Road, Science and Technology City, Suzhou Hi tech Zone, Jiangsu Province Patentee before: SUZHOU VENMED TECHNOLOGY Co.,Ltd. Country or region before: China |