CN103690238B - A kind of type variable claw type electrode assembly for osteoarthrosis treatment - Google Patents
A kind of type variable claw type electrode assembly for osteoarthrosis treatment Download PDFInfo
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- CN103690238B CN103690238B CN201310727238.XA CN201310727238A CN103690238B CN 103690238 B CN103690238 B CN 103690238B CN 201310727238 A CN201310727238 A CN 201310727238A CN 103690238 B CN103690238 B CN 103690238B
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Abstract
The invention provides a kind of for osteoarthrosis, mainly for the type variable claw type electrode assembly of meniscus ablation.Under arthroscope observation, squeeze into Lu Konghou by knee joint, type variable claw type electrode is connected with plasma generator, in a bipolar fashion plasma energy is out carried out a kind of Minimally Invasive Surgery apparatus for the treatment of by the electrode emission of head.This electrode assembly is made up of electrode, sleeve pipe, handle, manual controller, suction pipeline and cable.Electrode of the present invention is claw type, and pawl number is even number, and when not using, claw type electrode is accommodated in inside pipe casing, and when performing the operation, claw type electrode is pushed out cannula tip can be set to all standing formula, the first side cover type or the second side cover type.Meniscus is positioned at knee joint, joint narrow space, utilizes type variable claw type electrode assembly of the present invention with articular cavity size, can adjust number of poles, to adapt to the excision of interior injury of lateral meniscus, opens a lateral electrode and can enter narrow space treatment more.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of type variable claw type electrode assembly for the treatment of Micro trauma osteoarthrosis.
Background technology
The gas discharge starting from the 1830's of understanding systematicly of mankind's plasma is studied, and establish plasma concepts in 20 beginnings of the century, what be namely made up of a large amount of interactional charged particle has the system that macroscopical space-time is blunt.Plasma radiofrequency at the beginning of 21 century is used in electrosurgery, and its various advantages embody gradually.Plasma radiofrequency is the energy utilizing dipole radiation to produce, convert the electrolyte between radio frequency cutter head and tissue to plasma foil, charged particle in plasma is by after electric field acceleration, give tissue by energy delivery, form the molecular link of cellular elements in the target tissue that dissociates, the cell in target tissue is disintegrated with molecular unit, be decomposed into carbohydrate and oxide, and causing tissue coagulation downright bad, slough comes off or produces cicatricial contraction, and formative tissue volume subtracts the effect of perhaps cutting.
Meniscus is 2 meniscate fibrous cartilagees, is positioned at the articular surface in medial side of tibial plateau and outside.Its transverse section is triangular in shape, outer thick interior thin, above slightly in spill, to match with condyle of femur, is flat below, connects with tibial plateau.Such structure makes condyle of femur on tibial plateau, form a darker depression just, thus the stability of spherical condyle of femur and tibial plateau is increased.Medial meniscus is connected with medial collateral ligament, and therefore meniscal activity is restricted, and easily causes damage when knee joint increases mobility.Traditional treatment meniscus method is operative treatment, but operation itself is once well-regulated larger wound, and it is limited that the postoperative knee joint function of a few peoples there will be to a certain degree.The features such as Inferior turbinate hypertrophy technology has Micro trauma, easy to operate, are expected to become the meniscal effective ways of alternative traditional operation treatment.At present, Inferior turbinate hypertrophy technology is mainly used in the treatment of Micro trauma human body soft tissue, as tumor, blood vessel and nerve etc.The radio-frequency ablation electrode product of prior art mostly is fixed scattering shape electrode, operates more single, is not suitable for the Resection in Treatment of the meniscus injury of narrow space.
Therefore, those skilled in the art is devoted to develop the plasma electrode device that a kind of structure is simple, easy to operate, wound is small, safety is high, for meniscal minimally-invasive treatment.
Summary of the invention
Because the above-mentioned defect of prior art, technical problem to be solved by this invention is to provide a kind of electrode assembly for human bone joint ablation, be applicable to the ablative surgery of the interior injury of lateral meniscus of narrow space, have simple to operate, various informative, wound is small, safety advantages of higher.
For achieving the above object, the invention provides a kind of type variable claw type electrode assembly for osteoarthrosis ablation.The present invention is under arthroscope observation, squeezes into Lu Konghou, connect plasma generator, in a bipolar fashion plasma energy is out carried out a kind of Minimally Invasive Surgery apparatus for the treatment of by the electrode emission of head by knee joint.This type variable claw type electrode assembly comprises electrode, sleeve pipe, handle and manual controller, and sleeve pipe is fixedly connected with handle, and electrode is movably arranged in sleeve pipe and handle, and manual controller is arranged on handle.Manual controller comprises multiple control part, and at least fix an electrode in each control part, control part is slidably disposed on handle.
Preferably, each control part is made up of the connector of insulated sleeve, switch and connection insulated sleeve and switch; Insulated sleeve is slidably disposed in handle, and at least one electrode is fixed in insulated sleeve; The sidewall of handle has strip slot, and connector, through strip slot, is slidably disposed in strip slot; Connector one end in handle is connected with insulated sleeve, and connector one end outside handle is connected with switch.
Preferably, the head of electrode bends to the central shaft of sleeve pipe in its natural state.
Preferably, the quantity of electrode is even number, and the quantity of control part is even number, and the switch of control part and insulated sleeve are arranged symmetrically with around the central shaft of described handle, described electrode is evenly distributed in insulated sleeve, and electrode adjacent in electrode is arranged in adjacent insulated sleeve.
The switch of driving handle side, the electrode of respective side is pushed out sleeve pipe, and type variable claw type electrode assembly can be set to one-sided cover type thus.
The switch of driving handle both sides, all electrodes are all pushed out sleeve pipe, and type variable claw type electrode assembly is set to all standing formula.
The present invention is the improvement to existing homogeneous electrode device, and improvements are, electrode is claw type, pawl number is even number, when not using, claw type electrode is accommodated in inside pipe casing, and when performing the operation, claw type electrode is pushed out cannula tip can be set to all standing formula or one-sided cover type.The design of this type variable is mainly for designed by meniscal repairs in osteoarthritis etc.Meniscus is positioned at the articular cavity in the middle part of knee joint endoprosthesis cartilage and tibia, narrow space, utilizes type variable claw type electrode assembly of the present invention with articular cavity size, can adjust number of poles, to adapt to the excision of interior injury of lateral meniscus, open a lateral electrode and can enter narrow space treatment more.
Preferably, the electrode in type variable claw type electrode assembly adopts Ti-Ni marmem or stainless steel material to make.This is because memorial alloy or stainless steel material have elasticity, when performing the operation, electrode is under manual controller manipulation, stretches out from sleeve pipe, be launched into claw type, at the end of operation, under manual controller controls, electrode draws in and is placed in sleeve pipe, and electrode is not easy to fracture so repeatedly.
Preferably, the sleeve pipe in type variable claw type electrode assembly adopts ambroin or electro-insulating rubber to make, and effectively can prevent electrode pair non lesion disorganization, improves the safety of type variable claw type electrode assembly.
Preferably, type variable claw type electrode assembly is provided with suction pipeline, and this suction pipeline runs through handle successively, sleeve pipe is communicated with the through hole of sleeve pipe, forms fluid passage.The carbohydrate of cell disintegration in target tissue, oxide and gas are excreted by fluid passage.
Preferably, flow control valve is set at suction pipeline, for controlling the flow attracting fluid.
Preferably, suction pipeline is also provided with attraction interface, attracts interface to be that standard interface can be connected with most of medical pump.
Preferably, the integrated cable of cable in type variable claw type electrode assembly, the two ends of integrated cable are connected with handle and plasma generator respectively, and safety is high and easy to use.
As can be seen here, the present invention has following beneficial effect:
1, type variable claw type electrode assembly of the present invention can with articular cavity size, adjustment number of poles, to adapt to the excision of interior injury of lateral meniscus, opens a lateral electrode and can enter narrow space treatment more, simple to operate, service aisle is small, can effectively reduce operation wound and postoperative pain.
2, suction pipeline of the present invention, for the residual fluid attracting diseased tissue area to melt rear generation.Further, by setting up flow control valve, can effectively control to attract the flow of fluid, easy to operate, precise and high efficiency, safety are high.
3, electrode of the present invention adopts Ti-Ni marmem or rustless steel to make, and repeatedly uses electrode not frangibility.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the structural representation of the type variable claw type electrode assembly for osteoarthrosis treatment in preferred embodiment of the present invention.
Fig. 2 a is the schematic diagram that manual controller in Fig. 1 is in closed condition.
Fig. 2 b is the schematic diagram that manual controller in Fig. 1 is in opening.
Fig. 2 c is the control part structural representation of the manual controller in Fig. 1.
Fig. 3 a is the first partial enlarged drawing of the electrode in Fig. 1, and wherein electrode is all standing formula.
Fig. 3 b is the second partial enlarged drawing of the electrode group in Fig. 1, and wherein electrode is the first side cover type.
Fig. 3 c is the 3rd partial enlarged drawing of the electrode group in Fig. 1, and wherein electrode is the second side cover type.
Detailed description of the invention
The present invention is further described below in conjunction with drawings and Examples.
Concrete type variable claw type electrode assembly structure as shown in Figure 1, this electrode assembly is made up of electrode 1, sleeve pipe 2, handle 3, manual controller 4, suction pipeline 5 and cable 6, sleeve pipe 2 is fixedly connected with handle 3, electrode 1 is arranged on the inside of sleeve pipe 2 and handle 3 movably, manual controller 4 arranges on the handle 3, stretches out in sleeve pipe 2 or retraction sleeve pipe 2 for control electrode 1.Suction pipeline 5 is connected with handle 3 respectively with cable 6.
Electrode 1 adopts Ti-Ni marmem material to make.In addition, electrode 1 also can adopt stainless steel material to make, and is applicable to the product compared with low side.Sleeve pipe 2 adopts ambroin or electro-insulating rubber to make, and effectively can prevent electrode group 1 pair of non lesion disorganization, improves the safety of type variable claw type electrode assembly.
As shown in Fig. 2 a to Fig. 2 c, manual controller 4 comprises 4 control parts 40, and each control part 40 is connected insulated sleeve 41 by an insulated sleeve 41, switch 43 with one and forms with the connector 42 of switch 43.4 control parts 40 with insulated sleeve 41 for axle divides two-layer two every layer be closely stacked.Insulated sleeve 41 is slidably disposed in handle 3, electrode 1 is fixed in insulated sleeve 41, switch 43 is arranged on the outside of handle 3, connector 42 is slidably disposed in the strip slot 31 of handle 3 left and right sides, connector 42 one end in handle 3 is connected with insulated sleeve 41, and connector one end outside handle 3 is connected with switch 43.The connection of connector 42 and insulated sleeve 41 and switch 43 is and is rigidly connected, and while user pull switch 43, switch 43 drives insulated sleeve 41 to move, and because insulated sleeve 41 is fixedly connected with electrode 1, and then achieves stretching out and regaining of electrode.
In the present embodiment, the quantity of electrode 1 is 8, and every two electrodes are arranged in an insulated sleeve 41, and adjacent 4 electrodes are arranged in two insulated sleeve 41 be connected with mutually stacking two switches 43.Therefore, as shown in Fig. 3 a to 3c, when user promotes two switches 43 in left side in figure, in figure, 4 adjacent electrodes in left side are pushed out in sleeve pipe 2, and the head of each electrode bends to the central shaft of sleeve pipe in its natural state, the first side cover type in claw type, i.e. left side cover type.The electrode promoting 4 of right side in two switches 43, figure on right side in figure adjacent when user is pushed out in sleeve pipe 2, and the head of each electrode bends to the central shaft of sleeve pipe, the second side cover type in claw type, i.e. right side cover type.All be pushed out in sleeve pipe 2, in claw type all standing formula when user promotes all switches 43,8 electrodes in figure.
By manipulating the switch 43 of diverse location and quantity, the electrode that user can control diverse location and quantity stretches out sleeve pipe 2, for the treatment of affected part narrow space, effectively reduces operation wound and postoperative pain.Certainly, in other embodiments, the electrode of varying number also can be set in different insulated sleeve 41, such as, 2 electrodes be set in an insulated sleeve, 4 electrodes are set in another insulated sleeve 41; Also switch 43 can be set to non-stacked, such as, the central shaft equably around handle 3 is arranged; The present invention is not restricted this.
Please also refer to Fig. 1 and Fig. 3 b, suction pipeline 5 runs through handle 3, sleeve pipe 2 successively and the through hole 11 that is arranged in sleeve pipe 2 is communicated with, and forms fluid passage.The carbohydrate of cell disintegration in target tissue, oxide and gas are excreted by fluid passage.Suction pipeline 5 is also provided with flow control valve 51, for controlling the flow attracting fluid.Suction pipeline 5 is also provided with and attracts interface 52, attracts interface 52 can be connected with most of medical pump for standard interface.
The integrated cable 6 of cable 6 in type variable claw type electrode assembly, the two ends of integrated cable 6 are connected with handle 3 and plasma generator respectively.
The present invention adapts to articular cavity size by adjustment number of poles, to meet the excision of interior injury of lateral meniscus, open a lateral electrode and can enter narrow space treatment more, simple to operate, service aisle is small, can effectively reduce operation wound and postoperative pain.In addition, type variable claw type electrode of the present invention is also provided with suction pipeline, for the residual fluid attracting diseased tissue area to melt rear generation.Further, by setting up flow control valve, can effectively control to attract the flow of fluid, easy to operate, precise and high efficiency, safety are high.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (9)
1. the type variable claw type electrode assembly for osteoarthrosis treatment, it is characterized in that, by electrode, sleeve pipe, hands handle, manual controller, suction pipeline and cable composition, wherein said electrode is multiple, described sleeve pipe is fixedly connected with described handle, described electrode is arranged in described sleeve pipe and described handle movably, described manual controller comprises multiple control part, each described control part is connected with at least one electrode in described electrode, described control part is slidably disposed on described handle, when not using, described electrode is accommodated in described inside pipe casing, when performing the operation, described electrode is pushed out described cannula tip, all standing formula or one-sided cover type can be set to, each described control part is made up of the connector of the described insulated sleeve of insulated sleeve, switch and connection and described switch, described insulated sleeve is slidably disposed in described handle, and at least one electrode in described electrode is fixed in described insulated sleeve, the sidewall of described handle has strip slot, and described connector, through described strip slot, is slidably disposed in described strip slot, described connector one end in described handle is connected with described insulated sleeve, and described connector one end outside described handle is connected with described switch.
2. type variable claw type electrode assembly as claimed in claim 1, is characterized in that, the head of described electrode bends to the central shaft of described sleeve pipe in its natural state.
3. type variable claw type electrode assembly as claimed in claim 2, it is characterized in that, the quantity of described electrode is even number, the quantity of described multiple control part is even number, multiple switch of described multiple control part and described multiple insulated sleeve are arranged symmetrically with around the central shaft of described handle, described electrode is evenly distributed in described multiple insulated sleeve, and electrode adjacent in described electrode is arranged in adjacent described insulated sleeve.
4. type variable claw type electrode assembly as claimed in claim 3, it is characterized in that, the quantity of described electrode is 8, and the quantity of described multiple control part is 4, and every two electrodes in described multiple electrode are arranged in a described insulated sleeve.
5. type variable claw type electrode assembly as claimed in claim 1, is characterized in that, described electrode adopts Ti-Ni marmem or stainless steel material to make.
6. type variable claw type electrode assembly as claimed in claim 1, is characterized in that, described sleeve pipe adopts ambroin or electro-insulating rubber to make.
7. type variable claw type electrode assembly as claimed in claim 1, it is characterized in that described type variable claw type electrode assembly is provided with suction pipeline, described suction pipeline runs through described handle and described sleeve pipe successively, is communicated with the through hole of described sleeve pipe, forms fluid passage.
8. type variable claw type electrode assembly as claimed in claim 7, is characterized in that described suction pipeline is provided with flow control valve and standard attracts interface.
9. type variable claw type electrode assembly as claimed in claim 1, it is characterized in that described type variable claw type electrode assembly is provided with integrated cable, one end of described integrated cable is connected with described handle, and the other end of described integrated cable is connected with plasma generator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310727238.XA CN103690238B (en) | 2013-12-25 | 2013-12-25 | A kind of type variable claw type electrode assembly for osteoarthrosis treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310727238.XA CN103690238B (en) | 2013-12-25 | 2013-12-25 | A kind of type variable claw type electrode assembly for osteoarthrosis treatment |
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| CN103690238A CN103690238A (en) | 2014-04-02 |
| CN103690238B true CN103690238B (en) | 2016-01-20 |
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| CN113749760A (en) * | 2021-09-02 | 2021-12-07 | 江苏邦士医疗科技有限公司 | Plasma electrode for bladder cancer tumor cutting operation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1159154A (en) * | 1994-08-12 | 1997-09-10 | 丽他医学体系股份有限公司 | Multiple electrode ablation apparatus |
| CN2855351Y (en) * | 2005-12-15 | 2007-01-10 | 迈德医疗科技（上海）有限公司 | Claw electrode device for RF ablation treatment |
| CN2880000Y (en) * | 2006-03-17 | 2007-03-21 | 王传忠 | Electric coagulation knife for surgical operation |
| CN203122594U (en) * | 2012-08-13 | 2013-08-14 | 中美联合技术(北京)有限公司 | Drainage system of bipolar operation electrode |
| CN203710133U (en) * | 2013-12-25 | 2014-07-16 | 方润医疗器械科技（上海）有限公司 | Changeable claw electrode device used for ablation treatment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5599345A (en) * | 1993-11-08 | 1997-02-04 | Zomed International, Inc. | RF treatment apparatus |
| ITVI20050175A1 (en) * | 2005-06-17 | 2006-12-18 | Endospine Kinetics Ltd | HANDPIECE OF AN ELECTRONIC BISTURIUM FOR MINI INVASIVE SPINAL SURGERY |
| CN101495056B (en) * | 2006-06-12 | 2011-06-08 | 京畿州海莱乌医院 | Electrode introducer device |
| CN201150567Y (en) * | 2007-11-09 | 2008-11-19 | 上海交通大学医学院附属瑞金医院 | Electric knife of contractive detachable electric knife head electrode protective sleeve |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1159154A (en) * | 1994-08-12 | 1997-09-10 | 丽他医学体系股份有限公司 | Multiple electrode ablation apparatus |
| CN2855351Y (en) * | 2005-12-15 | 2007-01-10 | 迈德医疗科技（上海）有限公司 | Claw electrode device for RF ablation treatment |
| CN2880000Y (en) * | 2006-03-17 | 2007-03-21 | 王传忠 | Electric coagulation knife for surgical operation |
| CN203122594U (en) * | 2012-08-13 | 2013-08-14 | 中美联合技术(北京)有限公司 | Drainage system of bipolar operation electrode |
| CN203710133U (en) * | 2013-12-25 | 2014-07-16 | 方润医疗器械科技（上海）有限公司 | Changeable claw electrode device used for ablation treatment |
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Address after: 201201 Room 502, building 9, No. 590, Ruiqing Road, east zone of Zhangjiang High tech industry, Pudong New Area, Shanghai Patentee after: Shanghai Fangrun Medical Technology Co.,Ltd. Address before: 201201 Room 502, building 9, No. 590, Ruiqing Road, east zone of Zhangjiang High tech industry, Pudong New Area, Shanghai Patentee before: FORERUNNER MEDICAL (SHANGHAI) Co.,Ltd. |
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