CN101507646A - Vascular clamp, closed tongs, vascular clamp die and production method of vascular clamp - Google Patents
Vascular clamp, closed tongs, vascular clamp die and production method of vascular clamp Download PDFInfo
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- CN101507646A CN101507646A CNA2009100971743A CN200910097174A CN101507646A CN 101507646 A CN101507646 A CN 101507646A CN A2009100971743 A CNA2009100971743 A CN A2009100971743A CN 200910097174 A CN200910097174 A CN 200910097174A CN 101507646 A CN101507646 A CN 101507646A
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- vascular clamp
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Abstract
The invention relates to a vascular clamp, an occlusion clamp, a vascular clamp mould, and a method for manufacturing the vascular clamp. The vascular clamp has a V shape and is provided with clamp rods, a clamp hook, a clamp seat and clamp rod seats, wherein two clamp rods on two sides are bent and connected; the head part of one clamp rod is provided with the clamp hook and one clamp rod seat; the head part of the other clamp rod is provided with the other clamp rod seat and the clamp seat matched with the clamp hook; and the vascular clamp is made of elastic materials. The occlusion clamp is provided with an occlusion clamp sleeve hook matched with the clamp rod seats. The vascular clamp mould is provided with a vascular clamp mould groove, a mould gate and a flow passage which are communicated. The method for manufacturing the vascular clamp comprises the following steps: making early-stage preparation; performing heating reaction on plants, namely corns through catalysis under normal pressure, extracting a solution, and polymerizing the solution to generate synthesis plastic resin; performing air baking treatment on the synthesis plastic resin; and injecting the synthesis plastic resin into the vascular mould to form the vascular clamp. The vascular clamp has the advantages of reasonable structural design, good clamping and closing effects, convenient and safe surgical use and high reliability.
Description
Technical field:
The present invention relates to the manufacture method of a kind of vascular clamp, occluding forceps, vascular clamp mould and vascular clamp, be mainly used in the interior permanent closure of blood vessel of human body body in the surgery Minimally Invasive Surgery.
Background technology:
In human body Wicresoft laparoscopic procedures, in case in the human body body, find focus, need excision, in inadvertent closure, blood vessel and capillary organ need the permanent folder that blocks to close in the body, prior art one is folder in the body to be closed the position carry out suturing with thread management folder and close, and its defective is that operating time is long, and operating difficulty is big, require operative doctor must possess the stitching knotting level of high-tech, tightly can not cause loose ends or off-line phenomenon just in case toe-in is pricked, cause patient's internal hemorrhage, and wound healing be slow; The 2nd, other closed clamps are also arranged, such as titanium folder commonly used, its defective is: the one, the titanium folder is a metal material, patient has the nuclear-magnetism influence at CT and ultrasound diagnosis; The 3rd, it is long that Titanium is clipped in the interior time of human body body, might dissociate to other positions of human body, causes other cause of diseases of human body; The 4th, the Titanium folder after patient need treat wound healing, carries out second operation and takes out the Titanium folder.Thereby do not satisfy ideal surgical effect.
Summary of the invention:
Technical problem to be solved by this invention is to overcome above shortcomings in the prior art, and the manufacture method of a kind of vascular clamp, occluding forceps, vascular clamp mould and vascular clamp is provided, vascular clamp reasonable in design, folder close effective, the safety easy to use of performing the operation.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this vascular clamp, the external form of vascular clamp is a V-type, it is characterized in that vascular clamp is provided with clamping bar, folder hook, holder, clamping bar seat, two clamping bars in both sides are bending and connect, the head of a clamping bar is provided with folder hook and clamping bar seat, the holder that the head of another clamping bar is provided with the clamping bar seat and cooperates with the folder hook, described vascular clamp adopt elastomeric material to make.
Two clamping bar corresponding surfaces of the present invention are provided with the folder tooth of corresponding matching.
Vascular clamp of the present invention adopts the synthetic plastic resin to make.
The present invention solves the problems of the technologies described above the technical scheme that is adopted and also comprises a kind of occluding forceps of vascular clamp as mentioned above that is exclusively used in, and it is characterized in that described occluding forceps is provided with the occluding forceps cover hook that cooperates with the clamping bar seat.
The present invention solves the problems of the technologies described above the technical scheme that is adopted and also comprises a kind of vascular clamp mould of vascular clamp as mentioned above that is exclusively used in, it is characterized in that described vascular clamp mould is provided with vascular clamp mold slots, mould gate and runner, described vascular clamp mold slots comprises respectively and clamping bar, folder hook, holder, clamping bar groove, folder hook groove, holder groove, clamping bar seat groove that the clamping bar seat is corresponding, mould gate, runner, the mutual UNICOM of vascular clamp mold slots.
Vascular clamp mold slots of the present invention also is provided with the folder teeth groove corresponding with pressing from both sides tooth.
Vascular clamp mould of the present invention comprises upper die and lower die, and the vascular clamp mold slots is symmetricly set on the upper die and lower die, and described runner adopts tunnel shape runner.
The present invention solves the problems of the technologies described above the manufacture method that the technical scheme that is adopted also comprises a kind of vascular clamp as mentioned above, comprise early-stage preparations, it is characterized in that carrying out following steps after early-stage preparations are finished: the plant corn carries out normal pressure catalysis reacting by heating, extract solution, adding a spot of comonomer dioxolanes in solution carries out polymerisation in solution and generates the synthetic plastic resin, the synthetic plastic resin is through 120 ° of C, 3～4 hours wind is dried dry processing, application vascular clamp mould carries out injection moulding and goes into mould and form vascular clamp, the vascular clamp sterilization packs, and the process conditions when injection moulding is gone into mould and formed vascular clamp are: synthetic plastic resin fusion temperature is 190～230 ℃; For reducing the molding post-shrinkage ratio, mold temperature is controlled at 80～105 ℃; Injection pressure is at 700～1200 handkerchiefs.
The present invention compared with prior art has the following advantages and effect: the vascular clamp reasonable in design, folder closes effective, the safety easy to use of performing the operation, reliability height.
Description of drawings:
Fig. 1 is the structural representation of embodiment of the invention vascular clamp.
Fig. 1 a looks enlarged drawing for the left side, A place of Fig. 1.
Fig. 1 b looks enlarged drawing for the right side, B place of Fig. 1.
Structural representation when Fig. 2 is embodiment of the invention vascular clamp closure.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the structural representation of embodiment of the invention vascular clamp mould.
Structural representation when Fig. 5 is embodiment of the invention practical application.
Structural representation when vascular clamp was closed when Fig. 6 was embodiment of the invention practical application.
Fig. 7 is the sketch map of embodiment of the invention manufacture method.
The specific embodiment:
Referring to accompanying drawing, the external form of embodiment of the invention vascular clamp is V-shaped, vascular clamp is provided with clamping bar 1, folder tooth 2, folder hook 3, holder 4, folder elbow 5, clamping bar seat 6, clamping bar 1, folder tooth 2, folder hook 3, holder 4, folder elbow 5 and clamping bar seat 6 injection moulding stripping forming (Fig. 1, Fig. 1 a, Fig. 1 b), two clamping bars 1 in both sides are bending, the head of a clamping bar 1 is provided with folder hook 3 and clamping bar seat 6, the holder 4 that the head of another clamping bar 1 is provided with clamping bar seat 6 and cooperates with folder hook 3, two clamping bar 1 corresponding surfaces are provided with the folder tooth 2 of corresponding matching, make vascular clamp when clamping, under the effect of folder tooth 2, can arbitrarily not be shifted, guarantee that vascular clamp is firm at the human body internal fixation, can not dissociate to other positions of human body; Both can be used for the permanent closure of blood in human body in pipe, also can be used for the permanent folder that blocks of the interior capillary organ of human body closes, two clamping bars 1 pass through folder elbow 5 connections of bottom, described vascular clamp adopts elastomeric material to make, so that vascular clamp has certain elasticity, when clamping bar 1 can guarantee to press from both sides when stressed crooked again (flexibility is bigger) hook 3 snaps in holder 4 and under clamping bar 1, folder elbow 5 elastic reactions folder hook 3 and holder 4 mutually chucking throw off never.
Embodiment of the invention occluding forceps 7 cooperates with vascular clamp, and occluding forceps 7 is provided with the occluding forceps cover hook 71 that is connected as a single entity, and occluding forceps cover hook 71 cooperates with clamping bar seat 6.
Embodiment of the invention vascular clamp mould is provided with vascular clamp mold slots 8, and described vascular clamp mold slots 8 comprises respectively and clamping bar, folder hook, holder, clamping bar groove, folder hook groove, holder groove, clamping bar seat groove that the clamping bar seat is corresponding.
Embodiment of the invention vascular clamp mold slots 8 also can be provided with respectively and clamping bar, folder tooth, folder hook, holder, clamping bar groove, folder teeth groove, folder hook groove, holder groove, clamping bar seat groove that the clamping bar seat is corresponding.
Vascular clamp mold slots 8 is symmetricly set on patrix 9 and the counterdie 10, and patrix 9 is provided with mould gate 1
1 and tunnel shape runner 12, mould gate 11, tunnel shape runner 12, vascular clamp mold slots 8 mutual UNICOMs.
During practical application, vascular clamp is inserted in 7, two clamping bar seats 6 of occluding forceps is inserted in two occluding forceps cover hooks 71 (Fig. 5) just, vascular clamp is aimed at the blood vessel that will seal, the occluding forceps 7 of holding with a firm grip, occluding forceps 7 clamps, and the folder hook 3 of closed clamp and holder 4 chucking mutually forever can not thrown off (Fig. 6); Unclamp occluding forceps 7, vascular clamp is a clamp blood vessels.Vascular clamp is curved (Fig. 2) after clamping, and when folder hook 3 snapped in holder 4, folder hook 3 was stuck in (Fig. 3) between the clamping bar seat 6 just.
The manufacturing process of embodiment of the invention vascular clamp:
Vascular clamp manufacture method of the present invention at first is the early-stage preparations step, the groundwork that this step is finished is: in manufacture process, the workshop must possess bacterium control and temperature control, the employee enters the workshop must dress special-purpose working clothing and medicated cap, and carry out disinfection by ultraviolet light, necessary often ultraviolet and pharmacy disinfection prevent the intrusion of antibacterial in the workshop, in 100,000 grades of cleaning shops, manufacture, guarantee the normal operation of producing.Early-stage preparations are prior art.
Carry out following steps after early-stage preparations of the present invention are finished: the plant corn carries out normal pressure catalysis reacting by heating, extracts its solution, adds a spot of comonomer dioxolanes (molecular formula C in solution
3H
6O
2) carry out polymerisation in solution and generate the synthetic plastic resin, the synthetic plastic resin is dried dry processing through 120 ° of C (time control 3～4 hours) wind, application vascular clamp mould carries out injection moulding and goes into mould and form vascular clamp, the vascular clamp sterilization packs, and the process conditions when wherein injection moulding is gone into mould and formed vascular clamp are:
1.. synthetic plastic resin fusion temperature is 190～230 ℃;
2.. for reducing the molding post-shrinkage ratio, mold temperature is controlled at 80～105 ℃;
3.. injection pressure: 700～1200bar.
The material of vascular clamp of the present invention is to use the synthetic plastic resin, and according to the function of synthetic plastic resin, the vascular clamp smooth surface, quality is hard, density is high; Water absorption is little, dimensionally stable, and stretch intensity big (70MPa); Wearability and self lubricity are superior, have heat resistanceheat resistant intensity and bending strength, and fatigue resistance is strong, have good oil resistant, resistance to oxidation thing and chemical resistance; Temperature is controlled at scope big (40～100 ° of C) and stable, nonpoisonous and tasteless, can life-time service.
Its main feature is:
1.. closed clamp head button with lock, can not come off, improved the safety of operation, reduce operation risk; 2.. can take off easily, make things convenient for doctor's operation technique;
3.. it is simple, fast to go up folder, can stop blooding rapidly, shortens operating time, reduces patient's misery.
Vascular clamp material of the present invention adopts the synthetic plastic resin, and plastic resin is a kind of yellowish or white macromolecular material that is, and is the most tough and tensile in thermoplastic resin, and its function is:
1.. smooth surface, quality is hard, density is high, is the most tough and tensile in thermoplastic resin;
2.. water absorption is little, and dimensionally stable is stretched intensity and reached 70MPa;
3.. wearability and self lubricity are superior, have heat resistanceheat resistant intensity and bending strength, and fatigue resistance is strong, and good oil resistant, resistance to oxidation thing and chemical resistance are arranged;
4.. plastic resin is the most stable in-40-100 ° of C temperature ranges, and is nonpoisonous and tasteless, can life-time service.
Body temperature is about 37 ° of C, the synthetic plastic resin is applied to Wicresoft's laparoscopic surgery, blood vessel and capillary organ folder closes the permanent closed clamp that blocks in the human body body, its structure Design has reasonably been used the function of plastic resin, and that folder closes is effective, operation is used and conveniently to be perfectly safe in the human body body, the innovation of technology belongs to domestic initiation at present, reaches international most advanced level.
Claims (8)
1, a kind of vascular clamp, the external form of vascular clamp is a V-type, it is characterized in that: vascular clamp is provided with clamping bar, folder hook, holder, clamping bar seat, two clamping bars in both sides are bending and connect, the head of a clamping bar is provided with folder hook and clamping bar seat, the holder that the head of another clamping bar is provided with the clamping bar seat and cooperates with the folder hook, described vascular clamp adopt elastomeric material to make.
2, vascular clamp according to claim 1 is characterized in that: described two clamping bar corresponding surfaces are provided with the folder tooth of corresponding matching.
3, vascular clamp according to claim 1 and 2 is characterized in that: described vascular clamp adopts the synthetic plastic resin to make.
4, a kind of occluding forceps that is exclusively used in claim 1 or 2 described vascular clamps is characterized in that: described occluding forceps is provided with the occluding forceps cover hook that cooperates with the clamping bar seat.
5, a kind of vascular clamp mould that is exclusively used in the described vascular clamp of claim 1, it is characterized in that: described vascular clamp mould is provided with vascular clamp mold slots, mould gate and runner, described vascular clamp mold slots comprises respectively and clamping bar, folder hook, holder, clamping bar groove, folder hook groove, holder groove, clamping bar seat groove that the clamping bar seat is corresponding, mould gate, runner, the mutual UNICOM of vascular clamp mold slots.
6, vascular clamp mould according to claim 5 is characterized in that: described vascular clamp mold slots also is provided with the folder teeth groove corresponding with pressing from both sides tooth.
7, according to claim 5 or 6 described vascular clamp moulds, it is characterized in that: described vascular clamp mould comprises upper die and lower die, and the vascular clamp mold slots is symmetricly set on the upper die and lower die, and described runner adopts tunnel shape runner.
8, the manufacture method of a kind of claim 1 or 2 described vascular clamps, comprise early-stage preparations, it is characterized in that carrying out following steps after early-stage preparations are finished: the plant corn carries out normal pressure catalysis reacting by heating, extract solution, adding a spot of comonomer dioxolanes in solution carries out polymerisation in solution and generates the synthetic plastic resin, the synthetic plastic resin is through 120 ℃, 3～4 hours wind is dried dry processing, application vascular clamp mould carries out injection moulding and goes into mould and form vascular clamp, the vascular clamp sterilization packs, and the process conditions when injection moulding is gone into mould and formed vascular clamp are: synthetic plastic resin fusion temperature is 190～230 ℃; Mold temperature is controlled at 80～105 ℃; Injection pressure is at 700～1200 handkerchiefs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100971743A CN101507646B (en) | 2009-03-26 | 2009-03-26 | Vascular clamp die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100971743A CN101507646B (en) | 2009-03-26 | 2009-03-26 | Vascular clamp die |
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| CN101507646A true CN101507646A (en) | 2009-08-19 |
| CN101507646B CN101507646B (en) | 2012-08-22 |
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| CN2009100971743A Active CN101507646B (en) | 2009-03-26 | 2009-03-26 | Vascular clamp die |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102018547A (en) * | 2009-09-14 | 2011-04-20 | 国立癌中心 | Hermostatic clip and hemostatic clip operation apparatus using the same |
| CN102415910A (en) * | 2011-12-30 | 2012-04-18 | 安徽奥弗医疗设备科技有限公司 | Nonmetallic hemostatic clamp |
| CN103356265A (en) * | 2013-08-02 | 2013-10-23 | 杭州铭众生物科技有限公司 | Ligature clamp and manufacturing method thereof |
| CN104546056A (en) * | 2015-01-08 | 2015-04-29 | 江苏海泽医疗科技发展有限公司 | Continuous acting vascular clamp |
| CN105105815A (en) * | 2015-10-02 | 2015-12-02 | 北京光辉天成医疗科技有限公司 | Medical ligating clip |
| CN107041771A (en) * | 2017-06-02 | 2017-08-15 | 四川省肿瘤医院 | A kind of big Vascular haemostasis closer |
| CN109788947A (en) * | 2016-08-03 | 2019-05-21 | 泰利福医疗公司 | Surgical ligation folder |
| WO2020108299A1 (en) * | 2018-11-30 | 2020-06-04 | 苏州英途康医疗科技有限公司 | Medical instrument |
| CN111317539A (en) * | 2018-12-14 | 2020-06-23 | 山东威瑞外科医用制品有限公司 | Tissue clamp |
| US11648014B2 (en) | 2017-11-14 | 2023-05-16 | Teleflex Medical Incorporated | Surgical clip |
| US11911043B2 (en) | 2017-06-22 | 2024-02-27 | Teleflex Medical Incorporated | Surgical clip |
| US11992222B2 (en) | 2019-12-19 | 2024-05-28 | Teleflex Medical Incorporated | Surgical clip |
| US12029433B2 (en) | 2018-11-30 | 2024-07-09 | Intocare Medical Technology (Suzhou) Co., Ltd | Medical apparatus |
| US12096943B2 (en) | 2018-11-30 | 2024-09-24 | Intocare Medical Technology (Suzhou) Co., Ltd | Medical apparatus |
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| US5062846A (en) * | 1989-03-28 | 1991-11-05 | Edward Weck Incorporated | Penetrating plastic ligating clip |
| CN1954781A (en) * | 2005-10-25 | 2007-05-02 | 李艳芳 | Absorbable tissue clamp |
| CN101088737A (en) * | 2006-06-16 | 2007-12-19 | 鸿富锦精密工业（深圳）有限公司 | Injecting mold |
| CN101461731A (en) * | 2007-12-21 | 2009-06-24 | 蔡信东 | Operation locker |
| CN201139602Y (en) * | 2007-12-21 | 2008-10-29 | 蔡信东 | Lock clip for surgery |
| CN201167997Y (en) * | 2008-03-11 | 2008-12-24 | 周康平 | Medical ligation clip |
| CN101268957A (en) * | 2008-05-12 | 2008-09-24 | 刘佳 | Vascellum clamp |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102018547A (en) * | 2009-09-14 | 2011-04-20 | 国立癌中心 | Hermostatic clip and hemostatic clip operation apparatus using the same |
| CN102415910A (en) * | 2011-12-30 | 2012-04-18 | 安徽奥弗医疗设备科技有限公司 | Nonmetallic hemostatic clamp |
| CN103356265A (en) * | 2013-08-02 | 2013-10-23 | 杭州铭众生物科技有限公司 | Ligature clamp and manufacturing method thereof |
| CN103356265B (en) * | 2013-08-02 | 2015-09-23 | 杭州铭众生物科技有限公司 | A kind of ligation clip and manufacture method thereof |
| CN104546056A (en) * | 2015-01-08 | 2015-04-29 | 江苏海泽医疗科技发展有限公司 | Continuous acting vascular clamp |
| CN104546056B (en) * | 2015-01-08 | 2015-11-18 | 江苏海泽医疗科技发展有限公司 | Running fire vascular clamp |
| CN105105815A (en) * | 2015-10-02 | 2015-12-02 | 北京光辉天成医疗科技有限公司 | Medical ligating clip |
| CN105105815B (en) * | 2015-10-02 | 2017-07-07 | 北京光辉天成医疗科技有限公司 | A kind of Medical ligation clip |
| CN109788947B (en) * | 2016-08-03 | 2022-02-22 | 泰利福医疗公司 | Surgical ligation clip |
| CN109788947A (en) * | 2016-08-03 | 2019-05-21 | 泰利福医疗公司 | Surgical ligation folder |
| US11576680B2 (en) | 2016-08-03 | 2023-02-14 | Teleflex Medical Incorporated | Surgical ligation clip |
| CN107041771B (en) * | 2017-06-02 | 2023-05-30 | 四川省肿瘤医院 | Hemostatic closure device for large blood vessel |
| CN107041771A (en) * | 2017-06-02 | 2017-08-15 | 四川省肿瘤医院 | A kind of big Vascular haemostasis closer |
| US11911043B2 (en) | 2017-06-22 | 2024-02-27 | Teleflex Medical Incorporated | Surgical clip |
| US11648014B2 (en) | 2017-11-14 | 2023-05-16 | Teleflex Medical Incorporated | Surgical clip |
| US11998215B2 (en) | 2017-11-14 | 2024-06-04 | Teleflex Medical Incorporated | Surgical clip |
| WO2020108299A1 (en) * | 2018-11-30 | 2020-06-04 | 苏州英途康医疗科技有限公司 | Medical instrument |
| US12029433B2 (en) | 2018-11-30 | 2024-07-09 | Intocare Medical Technology (Suzhou) Co., Ltd | Medical apparatus |
| US12096943B2 (en) | 2018-11-30 | 2024-09-24 | Intocare Medical Technology (Suzhou) Co., Ltd | Medical apparatus |
| CN111317539A (en) * | 2018-12-14 | 2020-06-23 | 山东威瑞外科医用制品有限公司 | Tissue clamp |
| US11992222B2 (en) | 2019-12-19 | 2024-05-28 | Teleflex Medical Incorporated | Surgical clip |
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