CN103393466A - Non-sticky bipolar electrocoagulation forceps - Google Patents

Non-sticky bipolar electrocoagulation forceps Download PDF

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Publication number
CN103393466A
CN103393466A CN2013103534491A CN201310353449A CN103393466A CN 103393466 A CN103393466 A CN 103393466A CN 2013103534491 A CN2013103534491 A CN 2013103534491A CN 201310353449 A CN201310353449 A CN 201310353449A CN 103393466 A CN103393466 A CN 103393466A
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forceps
tweezer
tweezer bar
adhesion
coagulation forceps
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CN2013103534491A
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CN103393466B (en
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黄盛�
王智勇
张平
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Abstract

The invention discloses a pair of non-sticky bipolar electrocoagulation forceps which comprises a left forceps rod, a right forceps rod, and forceps tips fixed at the heads of the forceps rods; a lead groove is formed in the inner side of each forceps rod; a lead wire is arranged in each lead groove; the lead wires are hollow copper pipe; one end of each lead wire is fixedly connected one forceps tip, and the other end is connected with a lead used for being connected with the host of an electrocoagulator; the non-sticky bipolar electrocoagulation forceps are further provided with a dripping pipe connector connected with medical water delivery equipment. The lead wires of the forceps not only can be used for electric conduction but also can serve as a dripping pipe, the structure is simple, and the cost is lower; meanwhile, each forceps adopts a whole piece of silver alloy, the forceps rods are made of modified engineering plastic, so that the characteristics of high electric conductivity and high thermal conductivity can be achieved, rapid heat dissipation can be ensured during electrocoagulation, and terminal burn to the perienchyma can not be caused easily during electrocoagulation; the forceps rods cover all conductive parts completely, so that a better insulation effect can be achieved, and the whole coagulation forceps are attractive and light.

Description

A kind of adhesion bipolar coagulation forceps
Technical field
The present invention relates to technical field of medical instruments, relate in particular to the bipolar coagulation forceps that is used for blood coagulation in surgical operation.
Background technology
Bipolar coagulation was just brought into use as far back as 1940, and yasargil was applied to microsurgery with bipolar coagulation in 1966, was used for blood capillary discharge Blood clotting.Its operation principle is for to be connected to the electrocoagulator main frame by the tweezer wire, forceps tips is clamped blood outlet, and electrocoagulator discharges electric current, forms loop between two tweezer points, provide high-frequency electrical energy to the lesion tissue tissue, make the blood vessel between the bipolar forceps two ends dewater degeneration and solidify., because its electric current only flows through between two tweezer points,, so can not cause and burn other positions, be suitable for very much all kinds of microsurgeries., in the situation that there is the normal saline blood and cerebro spinal fluid to exist, still can play anastalsis.
Owing at the most advanced and sophisticated position of electric coagulation forceps, carrying out coagulation, so the conduction of tweezer point and radiating effect are very crucial, existing electric coagulation forceps is in order to guarantee most advanced and sophisticated heat-conductivity conducting, take into account again supportive and the elasticity requirement of holding end, therefore the tweezer body is all to use metal forming, mainly adopts rustless steel, pyrite or titanium alloy to make.Fixing spraying insulating resin after the tweezer tablet molding of left and right, traditional manufacturing technique is outmoded, and flow process is complicated, manual production, the volume production difficulty, the production cycle is long and quality is uncontrollable.
In present neurosurgery coagulation process, when using traditional electric coagulation forceps, the tissue after blood coagulation can be bonded on the tweezer point, when removing tweezers in coagulation process, the tissue of just having completed blood coagulation can be again impaired, and whether adhesion is directly connected to the quality of surgical effect.Bipolar coagulation forceps in the market, comprise disposable bipolar coagulation forceps, reusable bipolar coagulation forceps, all has the adhesion problems of tweezers and tissue in operation process.Have at present technology to reduce adhesion with the method for silver coating, but the time is long, silver layer can come off and produce the adhesion eschar, therefore, develops a kind of truly feasible adhesion, and the electric coagulation forceps that can address the above problem is the important topic of advanced operating theater instruments development.
Summary of the invention
The objective of the invention is risk and the complicated deficiency of processing technology in order to overcome existing electric coagulation forceps adhesion, a kind of adhesion bipolar coagulation forceps is provided, this electric coagulation forceps can not only have good preventing adhesiving effect, and conveniently manufactures, thereby well solves the problem of adhesion and complex process.
To achieve these goals, technical solution of the present invention is as follows:
A kind of adhesion bipolar coagulation forceps, comprise left and right tweezer bar, and the tweezer point that is fixed on described tweezer club head, described tweezer bar inboard is provided with wire grooves, be provided with conductive filament in described wire grooves, described conductive filament is hollow copper pipe, and an end of described conductive filament is fixedly connected with described tweezer point, the other end of described conductive filament is connected with for the wire that connects the electrocoagulator main frame, and is provided with the weep pipe interface that is connected with medical delivery equipment.This conductive filament namely is used for conducting electricity, be used as again weep pipe, do not need to arrange in addition weep pipe, one of conductive filament connects the tweezer point, other end is provided with the weep pipe interface that is connected with the medical delivery equipment in outside, outside medical delivery equipment is connected with the mouth of pipe of conductive filament hollow copper pipe by the weep pipe interface, and wire is connected with the tube wall of conductive filament hollow copper pipe.
Described tweezer point is whole silver alloy, yellow gold preferably, and the silver-bearing copper ratio is 8:2, described tweezer point is gradient-structure.The tweezer point adopts whole silver alloy head, also can adopt silver-plated alloy head, the silver-bearing copper ratio is 8:2, the whole silver alloy of this ratio possesses excellent conduction and heat-conducting effect, most advanced and sophisticated heat radiation and greasy property have been increased, make the tweezer point possess excellent anti-adhesion effects, also possess enough hardness simultaneously, the processing and forming technology of tweezer point can be line cutting, spark machined, plasma cutting or molding process.Gradient-structure clamping simultaneously is stable, and when closed, the coagulation position is more accurate than existing planar structure, and can avoid the damage of conduction of heat mistake.
Tweezer bar inboard, described left and right also is provided with at least one group of positioner, and described positioner comprises the second rubber positioning unit with accommodation hole with the first rubber positioning unit of columnar protrusions and a correspondence.The first rubber positioning unit and the second rubber positioning unit are nested in respectively the correspondence position on the tweezer bar of left and right, and guiding accurately, possesses buffer unit, and tension force is adjustable, good hand touch.
The arranged outside of described left and right tweezer bar postmedian has anti-skid structure, and is easy to use, prevents slippage.
Described tweezer bar afterbody inboard respectively is provided with two anchor holes, and the anchor hole of described left and right tweezer bar is corresponding one by one, is provided with pull-off pole in described anchor hole, and described left and right tweezer bar is fixedly connected with; Also be provided with at least one bolt hole on the tweezer bar afterbody of described left and right, by plastic bolt, that left and right tweezer bar is further fixing.
Further, the end that described conductive filament is positioned at tweezer bar afterbody is fixedly connected with one of described pull-off pole, and the conductive filament of left and right tweezer bar connects respectively different pull-off poles, the bipolar of described wire is connected in respectively on described pull-off pole, the other end of described wire is connected with the electrocoagulator main frame, is provided with switch on described wire.Conductive filament and wire all fixedly are connected on pull-off pole, and Stability Analysis of Structures, be difficult for getting loose.
Further, the afterbody of described left and right tweezer bar has corrugated hole slot, forms a wire guide at afterbody when left and right tweezer bar is fixed together, and described wire passes wire guide and is connected with the electrocoagulator main frame.This structural design is conducive to conductor clamping, is difficult for getting loose.
Further, described tweezer bar is the injection mo(u)ldings of modified PE EK engineering plastics, and described modified PE EK engineering plastics are the MODIFIED PP EK engineering plastics that contain 30% carbon fiber.Employing contains the modified PE EK engineering plastics of 30% carbon fiber, and mechanical strength is good, and feel is light and handy, is not easy fatigue, and biofacies is solvent, but autoclave sterilization has self-lubricating effect.The tweezer bar adopts the one-body molded making of engineering plastics.So just avoided metal tweezer fever of the body to process, polishing, the technique that spraying etc. are complicated, comprise positioner, anti-skid structure can be connected effect end and holding end thereby coat the tweezer point comprehensively by die sinking injection moulding one-shot forming processing, forms the different tweezer body of required size shape.Insert as conductive filament with copper wire when the tweezer body is made wherein one-body molded, little because of the copper wire internal resistance, reach to lead and can arrive the sharp but low purpose of whole power consumption of tweezer.
The adhesion bipolar coagulation forceps that the present invention proposes, by with the tweezer bar with the one-body molded making of engineering plastics, the recombinant assembling, improved the performance of selection; Adopt simultaneously silver alloy to make the tweezer point, have the characteristics of high conduction, high heat conduction, effectivelyly dispel the heat rapidly while having guaranteed coagulation, be difficult for during coagulation perienchyma is caused thermal burn, most advanced and sophisticated whole silver alloy,, by its outstanding thermal conduction characteristic, can make electric coagulation forceps be not easy to adhere to simultaneously; The design of conductive filament and weep pipe one,, to the interference in the visual field, also further reduced the cost of product simultaneously while avoiding performing the operation.The tweezer body adopts integrated plastic spare that the part of all conductions is coated fully, can play better insulation effect, and whole electric coagulation forceps weight is lighter, is about half weight of existing electric coagulation forceps, and the doctor is the long-term indefatigability that grips in operation; Can carry out as requested color, intensity, hardness adds the carbon fiber of proper proportion to carry out the modification making, and processing mode can be the modes such as machined and injection moulding, greatly reduces difficulty of processing and the cost of product, the tweezer body is light, process and assemble is more reasonable, and batch making is convenient, improves work efficiency, reduce energy consumption and cost, be fit to very much quantize to produce.
Description of drawings
Fig. 1 is the overall structure schematic diagram of electric coagulation forceps of the present invention;
Fig. 2 is the pointed shape schematic diagram of tweezer of the present invention;
Fig. 3 is tweezer bar tail structure schematic diagram of the present invention;
Fig. 4 is positioning device structure schematic diagram of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, technical solution of the present invention is described in further details, following examples do not form limitation of the invention.
As shown in Figure 1, adhesion bipolar coagulation forceps of the present invention (hereinafter to be referred as electric coagulation forceps) comprises tweezer point 1, tweezer bar 2, positioner 3, positioner 4, wire 5, conductive filament 6, bolt hole 7, wire guide 8, shoe 12 and weep pipe interface 13.
Wherein, tweezer point 1 is whole silver alloy structure, adopts silver alloy, by tungsten steel die, suppress or line cutting is made.Whole silver alloy structural strengthening heat radiation and the anti-adhesion characteristic of tweezer point, realized good coagulation and the heat dispersion of this electric coagulation forceps; Preferably, silver alloy adopts the ratio of silver-bearing copper 8:2, is beneficial to when carrying out the coagulation operation, and tweezer point 1 is difficult for adhesion with tissue.
The present embodiment tweezer point 1 is gradient-structure, as shown in Figure 2, and when electric coagulation forceps is closed, the coagulation position tweezer of tweezer point 1 front end is combined, and separately, this gradient-structure clamping is stable in the rear end of tweezer point 1, when closed, the coagulation position is more accurate than existing planar structure, and can avoid the damage of conduction of heat mistake.
Tweezer bar 2 is divided into two of left and right,, hereinafter referred to as left and right tweezer bar, adopts modified PE EK engineering plastics, possesses excellent insulating properties, also possesses good location and nonslip properties simultaneously.Preferably, adopt the modified PE EK engineering plastics that contain 30% carbon fiber, mechanical strength is good, and feel is light and handy, is not easy fatigue, and biofacies is solvent, but autoclave sterilization has self-lubricating effect.
Need to prove, the shape of the present embodiment tweezer bar 2 is not construed as limiting, and preferred, tweezer bar 2 front ends are that cylindrical, such design materials are more economized, energy-conserving and environment-protective, and structure is also more reasonable, and during operation, block still less in the visual field.
A kind of embodiment of the present invention, left and right tweezer bar is by the one-body molded making of modified PE EK engineering plastics, and the afterbody of two tweezer bars is combined into one, and forms the rear end of electric coagulation forceps.
Another kind of embodiment of the present invention, the injection mo(u)lding respectively of left and right tweezer bar, left and right tweezer bar afterbody as shown in Figure 3, be respectively arranged with two anchor holes 10 on the tweezer bar afterbody of left and right, anchor hole 10 on the tweezer bar of left and right is corresponding one by one, insert respectively pull-off pole 11 in two anchor holes 10, the afterbody of left and right tweezer bar is fixed, form the rear end of electric coagulation forceps.In order further to be fastenedly connected, as shown in Figure 1, the afterbody of left and right tweezer bar also is provided with at least one corresponding bolt hole 7, and the present embodiment is provided with two bolts hole, by two plastic bolts, left and right tweezer bar is fixed.
Need to prove, the anchor hole 10 on the tweezer bar of left and right does not penetrate the bar of walking on tiptoe, and the inner fixedly hole slot of use of the bar afterbody of just walking on tiptoe, insert pull-off pole 11, is walked on tiptoe after bar fixes in left and right, can't see pull-off pole 11 and anchor hole 10 from outside.
Tweezer point 1 is fixedly connected with the head of tweezer bar 2, and the mode of being fixedly connected with adopts glue to be fixedly connected with, and also can have screw on the head of tweezer bar, tweezer point 1 is inserted the head of tweezer bar, with the metal fastened by screw, is formed by connecting.The invention is not restricted to adopt which kind of connected mode.
The inboard of embodiment of the present invention left and right tweezer bar is respectively arranged with wire grooves, is used for placing conductive filament 6.Tweezer point 1 back is provided with small sircle hole, is used for connecting conductive filament 6, and one of pull-off pole 11 of conductive filament 6 other ends and tweezer bar 2 afterbodys is fixedly connected with, but tweezer bar interior conductive filament in left and right is connected in respectively on different pull-off poles.
Preferably, conductive filament 6 of the present invention is hollow copper pipe, and electric coagulation forceps all is provided with weep pipe usually, and as conductive filament, conductive filament also can be used as weep pipe and uses, and namely can conduct electricity with hollow copper pipe, can be used as again weep pipe and uses.Do not need to arrange in addition weep pipe, one of conductive filament 6 connects the tweezer point, other end is provided with the weep pipe interface 13 that is connected with the medical delivery equipment in outside, outside medical delivery equipment is connected with the mouth of pipe of conductive filament 6 hollow copper pipes by weep pipe interface 13, and the tube wall of conductive filament 6 hollow copper pipes connects wire or is connected on pull-off pole.
The afterbody of the left and right tweezer bar of electric coagulation forceps of the present invention has hole slot 9, the undulate type, as shown in Figure 3, when left and right tweezer bar is fixed together, at wire guide 8 of afterbody formation of electric coagulation forceps.Adhesion bipolar coagulation forceps of the present invention also is provided with wire 5, one end of wire 5 is connected on two pull-off poles 11, wire 5 passes with the electrocoagulator main frame and is electrically connected to from wire guide 8, is provided with switch on wire 5, and electrocoagulator main frame, wire 5, conductive filament 6, tweezer point 1 form current loop.Preferably, the hole slot 9 of afterbody is waveform, after left and right tweezer bar afterbody is fixing, wire 5 is firmly fixing, be not drawn out easily, meet accident and come off while avoiding performing the operation.
Need to prove, conductive filament 6 can directly be connected with wire 5, and perhaps conductive filament 6 all is connected on pull-off pole 11 with wire 5, and pull-off pole 11 is conducting metal, thereby conductive filament 6 is connected with wire 5, the invention is not restricted to which kind of connected mode.
Electric coagulation forceps of the present invention also is provided with one group of positioner at least, is used for preventing that the scissors crossing phenomenon from use appearring in electric coagulation forceps.The present embodiment is provided with two groups of positioners, and positioner 3 is at the middle front end of left and right tweezer bar, and positioner 4 is in the middle rear end of left and right tweezer bar.
As one embodiment of the present of invention, positioner 3 as shown in Figure 4, comprise the first rubber positioning unit with columnar protrusions, and the second rubber positioning unit with accommodation hole of a correspondence, the first rubber positioning unit and the second rubber positioning unit are nested in respectively the correspondence position on the tweezer bar of left and right.Positioner guiding of the present invention accurately, possesses buffer unit, and tension force is adjustable, good hand touch.
The arranged outside of the left and right tweezer bar postmedian of electric coagulation forceps of the present invention has the anti-skid structure 12 of holding, and is easy to use, prevents slippage.
Electric coagulation forceps of the present invention is connected with the electrocoagulator main frame by wire 5,, by electrocoagulator main frame output current, forms loop between two tweezer points, to the lesion tissue tissue, provides high-frequency electrical energy, makes the blood vessel between bipolar tweezer point dewater degeneration and solidify.Be provided with switch on wire 5, open switch, current energy transfers energy to tweezer point 1 by conductive filament 6, and after mediating tweezer bar 2, the tweezer of left and right tweezer bar front end point is connected, and loop is connected, and realizes NA blood coagulation effect.
Above embodiment is only in order to technical scheme of the present invention to be described but not be limited; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.

Claims (10)

1. adhesion bipolar coagulation forceps, comprise left and right tweezer bar, and the tweezer point that is fixed on described tweezer club head, it is characterized in that, described tweezer bar inboard is provided with wire grooves, is provided with conductive filament in described wire grooves, described conductive filament is hollow copper pipe, one end of described conductive filament is fixedly connected with described tweezer point, and the other end of described conductive filament is connected with for the wire that connects the electrocoagulator main frame, and is provided with the weep pipe interface that is connected with medical delivery equipment.
2. adhesion bipolar coagulation forceps according to claim 1, is characterized in that, described tweezer point is whole silver alloy, and described silver alloy is yellow gold, and the silver-bearing copper ratio is 8:2.
3. adhesion bipolar coagulation forceps according to claim 2, is characterized in that, described tweezer point is gradient-structure.
4. adhesion bipolar coagulation forceps according to claim 1, it is characterized in that, tweezer bar inboard, described left and right also is provided with at least one group of positioner, and described positioner comprises the second rubber positioning unit with accommodation hole with the first rubber positioning unit of columnar protrusions and a correspondence.
5. adhesion bipolar coagulation forceps according to claim 1, is characterized in that, the arranged outside of described left and right tweezer bar postmedian has anti-skid structure.
6. adhesion bipolar coagulation forceps according to claim 1, it is characterized in that, described tweezer bar afterbody inboard respectively is provided with two anchor holes, and the anchor hole of described left and right tweezer bar is corresponding one by one, be provided with pull-off pole in described anchor hole, described left and right tweezer bar is fixedly connected with.
7. adhesion bipolar coagulation forceps according to claim 6, is characterized in that, also is provided with at least one bolt hole on the tweezer bar afterbody of described left and right, and is by plastic bolt, that left and right tweezer bar is further fixing.
8. adhesion bipolar coagulation forceps according to claim 7, it is characterized in that, the end that described conductive filament is positioned at tweezer bar afterbody is fixedly connected with one of described pull-off pole, and the conductive filament of left and right tweezer bar connects respectively different pull-off poles, the bipolar of described wire is connected in respectively on described pull-off pole, the other end of described wire is connected with the electrocoagulator main frame, is provided with switch on described wire.
9. adhesion bipolar coagulation forceps according to claim 8, it is characterized in that, the afterbody of described left and right tweezer bar has corrugated hole slot, forms a wire guide at afterbody when left and right tweezer bar is fixed together, and described wire passes described wire guide and is connected with the electrocoagulator main frame.
10. according to claim 1-9 described adhesion bipolar coagulation forcepses of arbitrary claim, is characterized in that, described tweezer bar is the injection mo(u)ldings of modified PE EK engineering plastics, and described modified PE EK engineering plastics are the modified PE EK engineering plastics that contain 30% carbon fiber.
CN201310353449.1A 2013-08-14 2013-08-14 Non-sticky bipolar electrocoagulation forceps Expired - Fee Related CN103393466B (en)

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Cited By (10)

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Publication number Priority date Publication date Assignee Title
CN105213021A (en) * 2014-06-30 2016-01-06 重庆润泽医药有限公司 A kind of small portable electric coagulation forcep system
CN105213020A (en) * 2014-06-30 2016-01-06 重庆润泽医药有限公司 A kind of multi-functional electric coagulation tweezers system
CN105266889A (en) * 2014-06-30 2016-01-27 重庆润泽医药有限公司 Electric coagulation forceps system having cleaning function
CN105286981A (en) * 2014-06-30 2016-02-03 重庆润泽医药有限公司 Medical portable electric coagulation forceps system
CN106308926A (en) * 2016-10-28 2017-01-11 胡晓予 Electric coagulation forceps facilitating tissue clamping
CN106725827A (en) * 2017-03-02 2017-05-31 上海伴诚医疗科技有限公司 A kind of intracranial hematoma clearance haemostat and intracranial hematoma clearance hemostasis device
CN107440792A (en) * 2017-09-28 2017-12-08 北京兰岩医疗科技有限公司 Drip diathermy forceps for a kind of one side with accurate holding function
CN107440794A (en) * 2017-08-31 2017-12-08 江苏翊博雷明医疗科技有限公司 Bipolar system ablating electrode based on position correction
CN113520587A (en) * 2021-07-21 2021-10-22 南通市第一人民医院 Deformable electric coagulator
CN114305662A (en) * 2022-01-04 2022-04-12 常州唯精医疗机器人有限公司 Electric coagulation scissors mechanism, equipment and surgical robot for operation

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Publication number Priority date Publication date Assignee Title
CN105213020A (en) * 2014-06-30 2016-01-06 重庆润泽医药有限公司 A kind of multi-functional electric coagulation tweezers system
CN105266889A (en) * 2014-06-30 2016-01-27 重庆润泽医药有限公司 Electric coagulation forceps system having cleaning function
CN105286981A (en) * 2014-06-30 2016-02-03 重庆润泽医药有限公司 Medical portable electric coagulation forceps system
CN105213021A (en) * 2014-06-30 2016-01-06 重庆润泽医药有限公司 A kind of small portable electric coagulation forcep system
CN105213020B (en) * 2014-06-30 2018-11-06 重庆润泽医药有限公司 A kind of multi-functional electric coagulation tweezers system
CN106308926A (en) * 2016-10-28 2017-01-11 胡晓予 Electric coagulation forceps facilitating tissue clamping
CN106725827B (en) * 2017-03-02 2023-11-17 上海伴诚医疗科技有限公司 Intracranial hematoma removing hemostat and intracranial hematoma removing hemostatic device
CN106725827A (en) * 2017-03-02 2017-05-31 上海伴诚医疗科技有限公司 A kind of intracranial hematoma clearance haemostat and intracranial hematoma clearance hemostasis device
CN107440794A (en) * 2017-08-31 2017-12-08 江苏翊博雷明医疗科技有限公司 Bipolar system ablating electrode based on position correction
CN107440792A (en) * 2017-09-28 2017-12-08 北京兰岩医疗科技有限公司 Drip diathermy forceps for a kind of one side with accurate holding function
CN113520587A (en) * 2021-07-21 2021-10-22 南通市第一人民医院 Deformable electric coagulator
CN114305662A (en) * 2022-01-04 2022-04-12 常州唯精医疗机器人有限公司 Electric coagulation scissors mechanism, equipment and surgical robot for operation
CN114305662B (en) * 2022-01-04 2023-08-22 常州唯精医疗机器人有限公司 Electric coagulation shearing mechanism for operation, equipment and operation robot

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