CN103610497B - Tumor tissues melts and subtracts appearance system - Google Patents
Tumor tissues melts and subtracts appearance system Download PDFInfo
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- CN103610497B CN103610497B CN201310633551.7A CN201310633551A CN103610497B CN 103610497 B CN103610497 B CN 103610497B CN 201310633551 A CN201310633551 A CN 201310633551A CN 103610497 B CN103610497 B CN 103610497B
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Abstract
The present invention relates to a kind of oncotherapy apparatus, especially a kind of tumor tissues melts and subtracts appearance system, comprise handle, puncture needle tubing, piercing needle and melt part, melt part and comprise the electrode stem and mesh electrode that are connected, and be arranged in puncture needle tubing, mesh electrode is connected with piercing needle, electrode stem is also connected with push mechanism, push mechanism is connected with motor by electric machine joint, and mesh electrode rotates under the drive of motor, is smashed by tumor tissues; Handle is provided with negative pressure ventilation hole, and negative pressure ventilation hole is communicated with puncture needle tubing, and the tumor tissues after smashing, under the effect of vacuum suction pump, is removed through negative pressure ventilation hole.The present invention not only has ablation functionality, in addition, penetrate the inside of tumor tissues at mesh electrode after, driven by motor mesh electrode rotates in the inside of tumor tissues, thus the tumor tissues after melting is smashed, the tumor tissues after smashing then is removed by negative pressure ventilation hole under the effect of vacuum suction.
Description
Technical field
The present invention relates to oncotherapy apparatus, especially a kind of tumor tissues melts and subtracts appearance system.
Background technology
At present, in Wicresoft's tumor operation process, generally, through external puncture, ablating electrode is punctured to tumor center, and carry out killing tumor cells by radio frequency or microwave, especially, after the treatment of the large tumor of diameter more than 3 centimeters, can only absorb by human body natural in the body that the tumor cell after deactivation stays patient, the gross tumor volume of patient still can oppress other organ in body, the normal work of other organ is affected, thus affects the rehabilitation of patient.
Summary of the invention
For the weak point existed in the problems referred to above, the invention provides a kind of tumor tissues after melting can being smashed, and the tumor tissues that the tumor tissues after smashing takes out is melted subtract appearance system.
For achieving the above object, the invention provides a kind of tumor tissues to melt and subtract appearance system, comprise handle, puncture needle tubing, piercing needle and melt part, the described part that melts comprises the electrode stem and mesh electrode that are connected, and is arranged in described puncture needle tubing, and described mesh electrode is connected with described piercing needle, described electrode stem is also connected with push mechanism, described push mechanism is connected with motor by electric machine joint, and described mesh electrode rotates under the drive of motor, is smashed by tumor tissues; Described handle is provided with negative pressure ventilation hole, and described negative pressure ventilation hole is communicated with described puncture needle tubing, and the tumor tissues after smashing, under the effect of vacuum suction pump, is removed through described negative pressure ventilation hole.
Above-mentioned tumor tissues melts and subtracts appearance system, and wherein, each wire electrode surface in described mesh electrode, through coarse process, makes its surface be coarse shape structure, smashes effect to improve to tumor tissues.Wherein, mesh electrode material can select memorial alloy, is convenient to melt to be shunk by its memory function its cooling afterwards, facilitates apparatus to take out external.
Above-mentioned tumor tissues melts and subtracts appearance system, wherein, described negative pressure ventilation hole is extended to form bleed-off passage in the cavity of described puncture needle tubing inside by the outside wall surface of described handle, also valve is provided with in described bleed-off passage, open described valve, described bleed-off passage is connected with described cavity.
Above-mentioned tumor tissues melts and subtracts appearance system, wherein, described melting in part also comprises radio-frequency cable joint and electrode switching device shifter, the top of described radio-frequency cable joint is connected with described radio-frequency signal generator, be connected with described electrode switching device shifter bottom it, in described electrode switching device shifter, be provided with the first contact for being connected with described electrode stem and the second contact for being connected with described puncture needle tubing; Described electrode switching device shifter is provided with spring, and to realize the switching of described first contact and described second contact, the top of described spring contacts with the bottom of the second contact, the contact internal walls of its bottom and handle.
Above-mentioned tumor tissues melts and subtracts appearance system, and wherein, the described electrode switching device shifter of pressing, makes described first contact move down and contact with described electrode stem, thus radio-frequency electrode conducted to successively on electrode stem and mesh electrode, melt tumor tissues downwards; When the EDGE CONTACT of described second contact and described puncture needle tubing, radio-frequency current is conducted on the outer wall of puncture needle tubing, and now, puncture needle tubing becomes radio-frequency electrode, and its wall produces heat, for tissue carries out blood coagulation.
Above-mentioned tumor tissues melts and subtracts appearance system, wherein, the outer wall of described puncture needle tubing is provided with penetration length positioning gutta pad, described penetration length positioning gutta pad is set in the outside wall surface of puncture needle tubing ringwise, and described penetration length positioning gutta pad can at the enterprising line displacement of outer wall of described puncture needle tubing.
Above-mentioned tumor tissues melts and subtracts appearance system; wherein; anti-scald protective sleeve is also provided with at the rear side of described penetration length positioning gutta pad; be hollow type structure between the outer wall of its inwall and described puncture needle tubing; described anti-scald protective sleeve is telescopic structure; it is set in the outside wall surface of described puncture needle tubing, and the front end face of described anti-scald protective sleeve contacts with the rear end face of described penetration length positioning gutta pad.
Above-mentioned tumor tissues melts and subtracts appearance system; wherein; described anti-scald protective sleeve is provided with multiple cold medium input port, and multiple described cold medium input port is coaxially distributed on the outer wall of anti-scald protective sleeve, cold water or cold air is inputted in anti-scald protective sleeve by cold medium input port.
Above-mentioned tumor tissues melts and subtracts appearance system, wherein, also waterproof pad is provided with in described handle, described waterproof pad is arranged on the front end of described push mechanism, its end to described push mechanism front end face between distance be the distance of described push mechanism driven forward, the front end face of described waterproof pad is arranged on the front end of the first contact near the end of described puncture needle tubing, its terminal surface.
Above-mentioned tumor tissues melts and subtracts appearance system, wherein, the inwall of described puncture needle tubing is also coated with insulating barrier, the front end face of its front end face and described puncture needle tubing is in same plane, thereafter end face is connected with the front end face of described waterproof pad, described insulating barrier is used for stoping described mesh electrode to contact with described puncture needle tubing, to avoid mesh electrode to contact with it by when carrying out displacement, causes puncture needle pipe racks electricity.
Compared with prior art, the present invention has the following advantages:
The present invention not only has ablation functionality, in addition, penetrate the inside of tumor tissues at mesh electrode after, because mesh electrode is connected with electric machine joint, therefore, driven by motor mesh electrode rotates in the inside of tumor tissues, thus is smashed by the tumor tissues after melting, and the tumor tissues after smashing then is removed by negative pressure ventilation hole under the effect of vacuum suction;
Carry out coarse process by each the wire electrode surface in mesh electrode, therefore, be more conducive to the tumor tissues after melting to smash;
Because puncture volume of the present invention is little, therefore in operation process, little to the ill misery caused, and can not the tissue beyond affected part be damaged, be beneficial to postoperative fast quick-recovery;
The present invention is not only applicable to the tumor less to diameter and treats, and is also applicable to treat the tumor of diameter more than 5 centimeters.
Accompanying drawing explanation
Fig. 1 is sectional view of the present invention;
Fig. 2 is the sectional view that in Fig. 1, mesh electrode launches gradually;
Fig. 3 is that in Fig. 2, mesh electrode is in the sectional view launched completely;
Fig. 4 is the sectional view that in Fig. 3, mesh electrode is in contraction state.
Main element symbol description is as follows:
1-electric machine joint 2-push mechanism 3-handle
4-radio-frequency cable joint 5-electrode switching device shifter 6-spring
7-waterproof pad 8-water injection hole 9-valve
10-negative pressure ventilation hole 11-anti-scald protective sleeve 12-penetration length positioning gutta pad
13-cold medium input port 14-puncture needle tubing 15-insulating barrier
16-electrode stem 17-cavity 18-mesh electrode
19-piercing needle 20-first contact 21-second contact
Detailed description of the invention
As shown in Figure 1, tumor tissues provided by the invention melts and subtracts appearance system and mainly comprise handle 3, puncture needle tubing 14, piercing needle 19, melt part, negative pressure ventilation hole 10 and water injection hole 8.The end of puncture needle tubing 14 embeds in handle 3, and the distal end faces of piercing needle 19 contacts with the front end surface of puncture needle tubing.The front end face of puncture needle tubing is unenclosed construction, and rear end face is provided with through hole, and this through hole and its front end face concentric are arranged.Because the inside of the needle tubing that punctures is hollow type structure, therefore, puncture needle tubing inside forms cavity 17, when mesh electrode be advanced inside tumor melt time, cavity can be used to carry out water filling, while the temperature reducing puncture needle tubing prevents skin scald, what increase electrode melts area, and after the treatment, when the tumor tissues after melting being smashed by rotating mesh electrode, form mixes liquid by water filling simultaneously and as attraction channel, the tumor tissues after smashing taken out by this cavity, by injecting cold water, mesh electrode is lowered the temperature after hours, so that the recovery of mesh electrode.
The inwall of puncture needle tubing is also coated with insulating barrier 15, the front end face of this insulating barrier is in same plane with the front end face of puncture needle tubing, thereafter end face is connected with the front end face of waterproof pad 7, making it charged when contacting with the inwall of puncture outer tube in expansion process for preventing mesh electrode, avoiding impacting treatment.
The outer wall of puncture needle tubing is provided with penetration length positioning gutta pad 12, and this penetration length positioning gutta pad is set in the outside wall surface of puncture needle tubing ringwise, and penetration length positioning gutta pad can at the enterprising line displacement of outer wall of puncture needle tubing.When the length of puncture needle tubing penetrates skin histology and after completing location, by making puncture needle tubing be close on skin to penetration length positioning gutta pad, thus ensures the stability of this device.In addition; anti-scald protective sleeve 11 is also provided with at the rear side of penetration length positioning gutta pad; and be set in the outside wall surface of puncture needle tubing, the front end face of anti-scald protective sleeve contacts with the rear end face of penetration length positioning gutta pad, and end face contacts with the outside wall surface of water injection hole in handle thereafter.This anti-scald protective sleeve is telescopic structure, so that adapt to different paracentesis depths.Be hollow type structure between the inwall of anti-scald protective sleeve and the outer wall of puncture needle tubing; anti-scald protective sleeve is provided with multiple cold medium input port 13; multiple cold medium input port is coaxially distributed on the outer wall of anti-scald protective sleeve, cold water or cold air can be inputted in anti-scald protective sleeve by cold medium input port.
Negative pressure ventilation hole 10 and water injection hole 8 are all be arranged on the outer wall of handle, water injection hole is extended to form waterflood path in the cavity of puncture needle tubing inside by the outer wall of handle, this waterflood path is connected with the cavity of puncture needle tubing inside, valve 9 is also provided with, by valve to control the open and close of water injection hole in waterflood path.Open valve 9, can inject the cavity of puncture needle tubing inside by water.Negative pressure ventilation hole is extended to form bleed-off passage in the cavity of puncture needle tubing inside by the outer wall of handle, this bleed-off passage is connected with the cavity of puncture needle tubing inside, valve 9 is also provided with, by valve to control the open and close in negative pressure ventilation hole in bleed-off passage.After negative pressure ventilation hole is connected with outside vacuum suction pump, by vacuum suction pump, the inside of the tumor tissues smashed by the needle tubing that punctures is extracted out.
Melt part and comprise electrode stem 16 and mesh electrode 18.The inside being arranged on puncture needle tubing of electrode stem, its front end is connected with the end of mesh electrode, and the front end of mesh electrode is connected with the end of piercing needle 19.Because the end of electrode stem is connected with the front end of push mechanism 2, therefore, when driven forward push mechanism, stretched out by needle tubing inside of puncturing to make electrode stem and mesh electrode, now, the end of piercing needle is in the front end of puncture needle tubing the state be separated under the drive of mesh electrode; When pulling back push mechanism, bounce back to the inside of the needle tubing that punctures to make electrode stem and mesh electrode, until the end of piercing needle contacts with the front end of puncture needle tubing.In addition, owing to being provided with graduation mark on the outer wall of push mechanism, therefore, can insert according to graduation mark determination piercing needle the maximum gauge that length in body and mesh electrode launch in human body.Owing to being also provided with angle sign on the outer wall of push mechanism, can be set the anglec of rotation of mesh electrode, so that the tissue of mesh electrode to different angles fully melts by angle instruction.In the leading section of push mechanism and the longitudinal cross-section of rearward end, its top sides is greater than the height of push mechanism mid portion longitudinal cross-section along the height to bottom sides edge.Because the end of push mechanism is also connected with electric machine joint 1, therefore, when after the ablation that mesh electrode completes tumor tissues, rotated according to the angle sign set to drive push mechanism, electrode stem, mesh electrode and piercing needle by driven by motor electric machine joint, be convenient to smash after seamless for tumor tissues melting and to extract out.
Also comprise radio-frequency cable joint 4 and electrode switching device shifter 5 melting in part, the top of radio-frequency cable joint is connected with the radio-frequency signal generator of outside, is connected bottom it with electrode switching device shifter.The first contact 20 for being connected with electrode stem and the second contact 21 for being connected with puncture needle tubing is provided with in electrode switching device shifter.Electrode switching device shifter when reset mode, its second contact with puncture needle tubing edge conjunction.Now, radio-frequency electrode joint is connected with radio-frequency signal generator, radio-frequency current is conducted on the outer wall of puncture needle tubing, puncture needle tubing becomes radio-frequency electrode, in ablation procedure, can carry out blood coagulation for organizing, therefore, when puncturing, puncture needle tubing, can as the electrode of blood coagulation after being connected with the second contact.When needs are to electrode stem and mesh electrode conduction radio-frequency electrode, manually press radio-frequency cable joint downwards, make under electrode switching device shifter to carrying out displacement, finally make the first contact in electrode switching device shifter contact with the outer wall of electrode stem, thus radio-frequency electrode is conducted on electrode stem and mesh electrode successively.And now, the mesh electrode with radio frequency heat can melt tumor tissues.
For the ease of distinguishing, it is the first contact condition that the first contact in definition electrode switching device shifter contacts with the outer wall of electrode stem, and to touch with the side edge of the needle tubing that punctures be the second contact condition to the second contact in electrode switching device shifter.The second contact condition is switched to fast by the first contact condition in order to make electrode switching device shifter, therefore, electrode switching device shifter is provided with spring 6, to realize the quick switching of two kinds of contact conditions, the top of spring contacts with the bottom of the second contact, the contact internal walls of its bottom and handle.
Mesh electrode used in the present invention is made up of memorial alloy, and when temperature reaches more than 35 DEG C, mesh electrode is deployed condition, when temperature is below 35 DEG C, is contraction state.When melting, freely can control the penetration depth of mesh electrode in puncture needle tubing, thus control the size of its expansion shape.This mesh electrode except the effect of ablated tumor, under driven by motor, can tumor tissues internal rotating after ablation, to be smashed.After carrying out coarse process to each the wire electrode surface in mesh electrode, to make its surface for coarse shape, be more conducive to the tumor tissues after melting to smash, the tumor tissues smashed is extracted out external by vacuum suction pump by aspirating hole.After operation completes, be not easy to take out because now mesh electrode is in deployed condition, inject cold water by water injection hole to inside tumor, mesh electrode is lowered the temperature, by its memory function, make it be shrunk to long strip type, be convenient to be recycled to puncture needle tubing inner.
In addition, mesh electrode, after completing ablation, is heated gradually in expansion process at it, drives it to rotate, thus smashed by the tumor tissues after melting by external motor.
In addition, the wire electrode in mesh electrode can also adopt other tinsels that can conduct radio-frequency current to make, and carries out coarse process to tinsel.
Also be provided with waterproof pad 7 in the handle, this waterproof pad is arranged on the front end of push mechanism, the end of waterproof pad 7 to push mechanism leading section between distance be the distance of push mechanism driven forward.Be arranged on by the front end face of waterproof pad on puncture needle tubing terminal position, end face is arranged on the front end of the first contact thereafter, and in use, waterproof pad can anti-sealing or the tumor tissues after smashing enter from gap.
As shown in Figure 2, under the effect of push mechanism, when mesh electrode extend out to a part outside puncture needle tubing by needle tubing inside of puncturing, because temperature in body reaches more than 35 DEG C, therefore, mesh electrode launches because of memory function, but due to the obstruction of the needle tubing that punctures, electrode can not launch completely, be in half deployed condition, due to this reason, freely can control the penetration depth of mesh electrode in puncture needle tubing, thus control its development size.
As shown in Figure 3, after mesh electrode is passed completely by the inside of the needle tubing that punctures, launch spherical in shape at the temperature of mesh electrode more than 35 DEG C completely.The tumor tissues volume now excised is maximum.
As shown in Figure 4, after mesh electrode to complete tumor tissues and smashes operation, when needing the inside being recycled to puncture needle tubing, in the middle part of puncture needle tubing, cold water is injected by water injection hole, when cold water contacts with mesh electrode, mesh electrode Yin Wendu reduction is shrunk to long strip type by its memory function, now, can be recycled to by mesh electrode easily in puncture needle tubing.
Only as described above, be only preferred embodiment of the present invention, such as professional who are familiar with this art.After understanding technological means of the present invention, natural energy, according to actual needs, is changed under the teachings of the present invention.Therefore all equal changes of doing according to the present patent application the scope of the claims and modification, once should still remain within the scope of the patent.
Claims (7)
1. a tumor tissues melts and subtracts appearance system, comprise handle, puncture needle tubing, piercing needle and melt part, the described part that melts comprises the electrode stem and mesh electrode that are connected, and be arranged in described puncture needle tubing, described mesh electrode is connected with described piercing needle, and described electrode stem is also connected with push mechanism, it is characterized in that, described push mechanism is connected with motor by electric machine joint, and described mesh electrode rotates under the drive of motor, is smashed by tumor tissues;
Described handle is provided with negative pressure ventilation hole, and described negative pressure ventilation hole is communicated with described puncture needle tubing, and the tumor tissues after smashing, under the effect of vacuum suction pump, is removed through described negative pressure ventilation hole;
Each wire electrode surface in described mesh electrode, through coarse process, makes its surface for coarse shape structure, to improve the effect of smashing to tumor tissues;
Described negative pressure ventilation hole is extended to form bleed-off passage in the cavity of described puncture needle tubing inside by the outside wall surface of described handle, is also provided with valve, opens described valve, described bleed-off passage is connected with described cavity in described bleed-off passage;
Described melting in part also comprises radio-frequency cable joint and electrode switching device shifter, the top of described radio-frequency cable joint is connected with radio-frequency signal generator, be connected with described electrode switching device shifter bottom it, in described electrode switching device shifter, be provided with the first contact for being connected with described electrode stem and the second contact for being connected with described puncture needle tubing; Described electrode switching device shifter is provided with spring, and to realize the switching of described first contact and described second contact, the top of described spring contacts with the bottom of the second contact, the contact internal walls of its bottom and handle.
2. tumor tissues according to claim 1 melts and subtracts appearance system, it is characterized in that, the described electrode switching device shifter of downward pressing, described first contact is moved down contact with described electrode stem, thus radio-frequency electrode is conducted on electrode stem and mesh electrode successively, tumor tissues is melted; When the EDGE CONTACT of described second contact and described puncture needle tubing, radio-frequency current is conducted on the outer wall of puncture needle tubing, and now, puncture needle tubing becomes radio-frequency electrode, is used for as tissue carries out blood coagulation.
3. tumor tissues according to claim 2 melts and subtracts appearance system, it is characterized in that, the outer wall of described puncture needle tubing is provided with penetration length positioning gutta pad, described penetration length positioning gutta pad is set in the outside wall surface of puncture needle tubing ringwise, and described penetration length positioning gutta pad can at the enterprising line displacement of outer wall of described puncture needle tubing.
4. tumor tissues according to claim 3 melts and subtracts appearance system; it is characterized in that; anti-scald protective sleeve is also provided with at the rear side of described penetration length positioning gutta pad; be hollow type structure between the outer wall of its inwall and described puncture needle tubing; described anti-scald protective sleeve is telescopic structure; it is set in the outside wall surface of described puncture needle tubing, and the front end face of described anti-scald protective sleeve contacts with the rear end face of described penetration length positioning gutta pad.
5. tumor tissues according to claim 4 melts and subtracts appearance system; it is characterized in that; described anti-scald protective sleeve is provided with multiple cold medium input port; multiple described cold medium input port is coaxially distributed on the outer wall of anti-scald protective sleeve, cold water or cold air is inputted in anti-scald protective sleeve by cold medium input port.
6. tumor tissues according to claim 5 melts and subtracts appearance system, it is characterized in that, also waterproof pad is provided with in described handle, described waterproof pad is arranged on the front end of described push mechanism, its end to described push mechanism front end face between distance be the distance of described push mechanism driven forward, the front end face of described waterproof pad is arranged on the front end of the first contact near the end of described puncture needle tubing, its terminal surface.
7. tumor tissues according to claim 6 melts and subtracts appearance system, it is characterized in that, the inwall of described puncture needle tubing is also coated with insulating barrier, the front end face of its front end face and described puncture needle tubing is in same plane, thereafter end face is connected with the front end face of described waterproof pad, described insulating barrier is used for stoping described mesh electrode to contact with described puncture needle tubing, to avoid mesh electrode to contact with it by when carrying out displacement, causes puncture needle pipe racks electricity.
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| CN201310633551.7A CN103610497B (en) | 2013-12-03 | 2013-12-03 | Tumor tissues melts and subtracts appearance system |
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| CN201310633551.7A CN103610497B (en) | 2013-12-03 | 2013-12-03 | Tumor tissues melts and subtracts appearance system |
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| CN103610497B true CN103610497B (en) | 2015-11-25 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106388931A (en) * | 2016-06-20 | 2017-02-15 | 襄城县创世纪科技咨询有限公司 | Tumor tissue ablation and volume reduction device of novel improved structure |
| CN110313985A (en) * | 2018-03-30 | 2019-10-11 | 首都医科大学附属北京世纪坛医院 | Couple is solidifying to close device |
| CN109793570B (en) * | 2019-04-02 | 2024-04-05 | 江苏省肿瘤医院 | Solid tumor cutting treatment device based on ablation |
| CN113509220B (en) * | 2021-07-01 | 2022-05-27 | 吉林大学 | Negative pressure type tumor extraction device for neurosurgery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6159209A (en) * | 1999-03-18 | 2000-12-12 | Canox International Ltd. | Automatic resectoscope |
| CN2586454Y (en) * | 2002-11-21 | 2003-11-19 | 上海第二医科大学附属第九人民医院 | Endoscope and electric cutting integrated instrument |
| CN103251452A (en) * | 2013-05-24 | 2013-08-21 | 常承忠 | Double-electrode ablation electrode for tumor treatment |
| CN203220436U (en) * | 2013-05-08 | 2013-10-02 | 中南大学湘雅医院 | Medical electric scalpel with electrically adjustable scalpel head |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE501876C2 (en) * | 1992-11-12 | 1995-06-12 | Christer Dahlstrand Ab | Motorised arrangement for endoscopic removal of prostate tissue - includes tubular body, with hand grip, channels for inspection, lighting, and input for flushing fluid for removal of fluid and cut-away tissue |
| FR2877207B1 (en) * | 2004-10-29 | 2007-02-23 | Jacques Hamou | DEVICE FOR RESECTING ORGANIC TISSUE USED IN PARTICULAR IN UROLOGY OR HYSTEROSCOPY |
-
2013
- 2013-12-03 CN CN201310633551.7A patent/CN103610497B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6159209A (en) * | 1999-03-18 | 2000-12-12 | Canox International Ltd. | Automatic resectoscope |
| CN2586454Y (en) * | 2002-11-21 | 2003-11-19 | 上海第二医科大学附属第九人民医院 | Endoscope and electric cutting integrated instrument |
| CN203220436U (en) * | 2013-05-08 | 2013-10-02 | 中南大学湘雅医院 | Medical electric scalpel with electrically adjustable scalpel head |
| CN103251452A (en) * | 2013-05-24 | 2013-08-21 | 常承忠 | Double-electrode ablation electrode for tumor treatment |
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