CN203252722U - Disposable telescopic electrosurgical pencil - Google Patents
Disposable telescopic electrosurgical pencil Download PDFInfo
- Publication number
- CN203252722U CN203252722U CN 201320104855 CN201320104855U CN203252722U CN 203252722 U CN203252722 U CN 203252722U CN 201320104855 CN201320104855 CN 201320104855 CN 201320104855 U CN201320104855 U CN 201320104855U CN 203252722 U CN203252722 U CN 203252722U
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- sleeve
- expansion
- plug
- electrosurgical pencil
- cutter head
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Abstract
The utility model discloses a disposable telescopic electrosurgical pencil. The disposable telescopic electrosurgical pencil comprises an electrical part, an electrode part and an operating handle. The electrical part comprises a wire connecting plug (1), a connecting wire (2), a circuit board (8) and a key (5), wherein the electrical part is connected with a high-frequency power source, and the key (5) controls work of the electrosurgical pencil. The operating handle comprises an electrosurgical pencil outer shell (4) and a sleeve (9). The key (5) is arranged on the surface of the electrosurgical pencil outer shell (4). The sleeve (9) is located inside the electrosurgical pencil outer shell (4). The electrical part comprises a tool bit (6), a tool bar, an insulating sleeve (7) and a banana plug (10), wherein the tool bit (6) is arranged at the front end of the tool bar, the banana plug (10) is fixed and welded at the back end of the tool bar, and the insulating sleeve (7) wraps the part of a bar body of the tool bar. The electrode part is inserted into the sleeve (9). On the basis of a traditional electrosurgical pencil, existing external electrical characteristics are maintained, and under the condition that operating habits of a doctor are not changed, the requirement that in clinical operations, the length of the electrosurgical pencil can be adjusted freely is met.
Description
Technical field
This utility model relates to a kind of high-frequency electrical surgical operating instrument, refers to that specifically a kind of cutter head can stretch arbitrarily, the disposable pencil that length is adjustable.
Background technology
High-frequency electrotome pen is the surgical apparatus that a kind of heat effect of utilizing high frequency electric is finished cutting and blood coagulation, and the pencil that operates handle as band is the main accessories of high-frequency electrotome pen.Now widely use as disposable attachment.But most products adopt regular length, only there is minority can connect with the tight fit mode cutter head of different length and shape, change as required in use cutter head, and need to prepare many different pencil an operation, obviously with we national conditions and consume the water product and be not inconsistent.Also have any problem technically simultaneously, doctor's frequent cutter head that operates also has inconvenience.
As everyone knows, modern medicine can carry out the open surgery treatment to the arbitrary position of human body, the writing of indictments, appeals, etc. of regular length may not be satisfied different Surgical Operations so, such as subtotal gastrectomy with open breast and change lobe art etc., can not satisfy different operative sites (as the operating shallow table operation of hands and as anorectal section the deep operation of cardiac surgery operation) needs.
Therefore, need a kind of in art length adjustable arbitrarily, the pencil that can meet clinical needs is to greatest extent used to make things convenient for clinical operation.
Summary of the invention
The purpose of this utility model is that research and development are a kind of in clinical operation, and electrical connection and the sliding extension performance of pencil cutter head are improved, and makes its length adjustable arbitrarily, the pencil that can meet clinical needs to greatest extent.
In order to realize the purpose of this utility model, the technical scheme that proposes is: a kind of disposable telescopic pencil, described expansion electrotome pen comprises electric part, electrode part and operating grip, described electric part comprises connecting plug 1, line 2, circuit board 8 and button 5, are connected with line by connecting plug 1 and are connected with high frequency electric source, button 5 is by the work of circuit board 8 control pencil;
Described operating grip comprises writing of indictments, appeals, etc. shell 4 and sleeve 9, and described button 5 is arranged on writing of indictments, appeals, etc. shell 4 surfaces; Described sleeve 9 is positioned at writing of indictments, appeals, etc. shell 4;
Described electrode part is divided and is comprised cutter head 6, knife bar, insulation sleeve 7 and banana plug 10, and wherein, described knife bar front end is described cutter head 6, and the rear end is welded and fixed described banana plug 10, and described insulation sleeve 7 coats the shaft part of described knife bar; The described sleeve 9 of described electrode partial insertion.
The structure of described sleeve 9 is a hollow pipe, and the one end arranges a plug 3, and the other end arranges a spacing end cap 12.
Described banana plug 10 comprises that the shell fragment 11 of outside projection and spacing fast 13, described spacing fast 13 inwalls at sleeve 9 slide, and described shell fragment 11 is close to sleeve 9 under the elastic force effect.
The material of described cutter head 6 is 304 medical stainless steels, the flexible scope 35--100mm of described cutter head 6; The size of described knife bar: external diameter is Ф 3.5mm, long 165mm; The material of described banana plug 10 is beryllium copper, and external diameter Ф 4.4mm before its distortion is Ф 4.0mm after the distortion, and the head end of banana plug is closed or open, and between the described sleeve 9 contact resistance of arbitrfary point less than 1 Ω.
Described insulation sleeve 7 is politef, thickness 0.2mm, and dielectric strength is greater than 4kV.
The material of described sleeve 9 is H62 pyrite, sleeve 9 inwall chemical polishings; The size of sleeve 9: external diameter Ф 5.0mm, internal diameter Ф 4.0mm.Long 140mm; The outside coating politef of sleeve 9, thickness 0.4mm.
A described expansion electrotome peak power output 300W, about 100 Ω of clinical least-loaded, the high frequency electric that passes through less than
2A。
Telescopic pencil of the present utility model proves through clinical feedback, the design of this product produces a desired effect, on the basis of the traditional electrical writing of indictments, appeals, etc., keep original external electrical characteristic, do not change in doctor's the situation of operating habit, satisfy clinical operation to the arbitrarily adjustable requirement of pencil length.
Description of drawings
Fig. 1 is the structural representation of this expansion electrotome pen.
Fig. 2 is the partial structurtes enlarged diagram of this expansion electrotome pen.
| 1 connecting plug | 8 |
| 2 lines | 9 sleeves |
| 3 | 10 banana plugs |
| 4 writing of indictments, appeals, etc. | 11 shell fragments |
| 5 | 12 spacing end caps |
| 6 | 13 is spacing fast |
| 7 insulation sleeves | ? |
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with specific embodiments and the drawings, this utility model is further described.
Fig. 1 is the structural representation of this expansion electrotome pen.As shown in the figure, this expansion electrotome pen comprises electric part, electrode part and operating grip, wherein.Electric part comprises connecting plug 1, line 2, circuit board 8 and button 5, is connected with line by connecting plug 1 to be connected with high frequency electric source, and button 5 is by the work of circuit board 8 control pencil; Operating grip comprises writing of indictments, appeals, etc. shell 4 and sleeve 9, and above-mentioned button 5 is arranged on writing of indictments, appeals, etc. shell 4 surfaces, convenient operation; Sleeve 9 is positioned at writing of indictments, appeals, etc. shell 4.Electrode part is divided and is comprised cutter head 6, knife bar (not shown), insulation sleeve 7 and banana plug 10, and wherein, the knife bar front end is cutter head 6, and banana plug 10 is weldingly fixed on the rear end of knife bar, and insulation sleeve 7 coats the shaft part of knife bar.
The structure of sleeve 9 is a hollow pipe, and the one end arranges plug 3. other ends spacing end cap 12 is set.The cutter head 6 of electrode part, banana plug 10, insulation sleeve 7 and knife bar all insert sleeve 9.
Fig. 2 is the partial structurtes enlarged diagram of this expansion electrotome pen.Can find out from the partial enlarged drawing of A part, banana plug 10 comprises the shell fragment 11 and spacing fast 13 of outside projection, after inserting sleeve 9, spacing fast 13 inwalls at sleeve 9 slide, and be close to sleeve 9 under the elastic force effect of shell fragment 11, make the inwall of itself and sleeve 9 have certain frictional force, when " comfortable " slides, guarantee again good electrical connection.
During use, the plug 3 of the rear end of sleeve 9 is opened, cutter head 6, knife bar, insulation sleeve 7 and the banana plug 10 of electrode part insert successively, then block plug 3, and at this moment, the part of cutter head 6 and insulation sleeve 7 is stretched out the front end of sleeve 9.Expose beyond the writing of indictments, appeals, etc. shell 4.If change the length of pencil, the insulation sleeve 7 of knife bar outwards can be pulled out, the effect of the shell fragment 11 of banana plug 10 makes insulation sleeve 7 can smooth and easyly extract the length of needs, can be positioned at again on this extension position simultaneously; Shell fragment 11 and sleeve 9 good contacts are guaranteed the reliability that is electrically connected to guarantee the pencil safe handling.The maximum position that insulation sleeve 7 is outwards extracted determines that by the spacing end cap 12 of the front end of spacing fast 13 on the banana plug 10 and sleeve 9 maximum position that insulation sleeve 7 inwardly reclaims is limited by plug 3.
The below is an embodiment of the present utility model, wherein.The material of employed cutter head 6 is 304 medical stainless steels; Knife bar size: Ф 3.5mm, long 165mm; The knife bar shape: front end cutter head 6 is knife-edge, rear end welding banana plug 10; The material of banana plug 10 is beryllium copper, guarantees that good elasticity connects, and external diameter Ф 4.4mm before its distortion is Ф 4.0mm after the distortion, and the head end of plug is divided into closed and open.
Insulation sleeve 7 is politef, and thickness 0.2mm covers on the knife bar, and dielectric strength is better than 4KV.
Sleeve 9 materials: H62 pyrite, sleeve 9 inwall chemical polishings; The size of sleeve 9: external diameter Ф 5.0mm, internal diameter Ф 4.0mm.Long 140mm; The outside coating politef of sleeve 9, thickness 0.4mm.
High frequency electric knife peak power output 300W, about 100 Ω of clinical least-loaded, by high frequency electric less than 2A.
The flexible scope 35--100mm of cutter head 6, adjustable arbitrarily, the contact resistance of arbitrfary point is less than 1 Ω between the banana plug 10 of knife bar and the sleeve 9.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect have been carried out further detailed description; institute is understood that; the above only is specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. disposable telescopic pencil, described expansion electrotome pen comprises electric part, electrode part and operating grip, it is characterized in that, described electric part comprises connecting plug (1), line (2), circuit board (8) and button (5), be connected 2 by connecting plug (1) with line) be connected with high frequency electric source, button (5) is by the work of circuit board (8) control pencil;
Described operating grip comprises writing of indictments, appeals, etc. shell (4) and sleeve (9), and described button (5) is arranged on writing of indictments, appeals, etc. shell (4) surface;
Described sleeve (9) is positioned at writing of indictments, appeals, etc. shell (4);
Described electrode part is divided and is comprised cutter head (6), knife bar, insulation sleeve (7) and banana plug (10), wherein, described knife bar front end is described cutter head (6), and the rear end is welded and fixed described banana plug (10), and described insulation sleeve (7) coats the shaft part of described knife bar; The described sleeve of described electrode partial insertion (9).
2. expansion electrotome pen according to claim 1 is characterized in that, the structure of described sleeve (9) is a hollow pipe, and the one end arranges a plug (3), and the other end arranges a spacing end cap (12).
3. expansion electrotome pen according to claim 2, it is characterized in that, described banana plug (10) comprises shell fragment (11) and spacing fast (13) of outside projection, and slide at the inwall of sleeve (9) described spacing fast (13), and described shell fragment (11) is close to sleeve (9) under the elastic force effect.
4. one of them described expansion electrotome pen is characterized in that according to claim 1-3, and the material of described cutter head (6) is 304 medical stainless steels, the flexible scope 35--100mm of described cutter head (6); The size of described knife bar: external diameter is Ф 3.5mm, long 165mm; The material of described banana plug (10) is beryllium copper, and external diameter Ф 4.4mm before its distortion is Ф 4.0mm after the distortion, and the head end of banana plug is closed or open, and between the described sleeve (9) contact resistance of arbitrfary point less than 1 Ω.
5. expansion electrotome pen according to claim 4 is characterized in that, described insulation sleeve (7) is politef, thickness 0.2mm, and dielectric strength is greater than 4kV.
6. expansion electrotome pen according to claim 5 is characterized in that, the material of described sleeve (9) is H62 pyrite, sleeve (9) inwall chemical polishing; The size of sleeve (9): external diameter Ф 5.0mm, internal diameter Ф 4.0mm, long 140) mm; The outside coating politef of sleeve (9), thickness 0.4mm.
7. expansion electrotome pen according to claim 6 is characterized in that, a described expansion electrotome peak power output 300W, and about 100 Ω of clinical least-loaded, the high frequency electric that passes through is less than 2A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320104855 CN203252722U (en) | 2013-03-08 | 2013-03-08 | Disposable telescopic electrosurgical pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320104855 CN203252722U (en) | 2013-03-08 | 2013-03-08 | Disposable telescopic electrosurgical pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203252722U true CN203252722U (en) | 2013-10-30 |
Family
ID=49465334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320104855 Expired - Lifetime CN203252722U (en) | 2013-03-08 | 2013-03-08 | Disposable telescopic electrosurgical pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203252722U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434305A (en) * | 2014-12-29 | 2015-03-25 | 鑫海合星科技（大连）有限公司 | Telescopic light source electrosurgical pencil |
| CN106580466A (en) * | 2016-11-21 | 2017-04-26 | 广州恩望贸易有限公司 | Electrosurgical system |
| CN106725840A (en) * | 2017-02-28 | 2017-05-31 | 太仓市中医医院 | A kind of fixable single use high-frequency electrotome pen |
| WO2018081123A1 (en) * | 2016-10-24 | 2018-05-03 | Lowry Suzanne | Cautery protective accessory sleeve with stabalization system |
| CN108430364A (en) * | 2015-11-25 | 2018-08-21 | 捷锐士阿希迈公司(以奥林巴斯美国外科技术名义) | Heat control device for electrosurgical unit |
| US10675084B2 (en) | 2012-05-30 | 2020-06-09 | Suzanne Lee Lowry | Cautery protective accessory sleeve with stabilization system |
| CN112438796A (en) * | 2020-12-09 | 2021-03-05 | 许涛 | Novel electric knife pen |
-
2013
- 2013-03-08 CN CN 201320104855 patent/CN203252722U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10675084B2 (en) | 2012-05-30 | 2020-06-09 | Suzanne Lee Lowry | Cautery protective accessory sleeve with stabilization system |
| CN104434305A (en) * | 2014-12-29 | 2015-03-25 | 鑫海合星科技（大连）有限公司 | Telescopic light source electrosurgical pencil |
| CN108430364A (en) * | 2015-11-25 | 2018-08-21 | 捷锐士阿希迈公司(以奥林巴斯美国外科技术名义) | Heat control device for electrosurgical unit |
| CN108430364B (en) * | 2015-11-25 | 2021-04-16 | 捷锐士阿希迈公司(以奥林巴斯美国外科技术名义) | Actuator, clamp, electrosurgical instrument and method for preparing actuator |
| US11684411B2 (en) | 2015-11-25 | 2023-06-27 | Gyrus Acmi, Inc. | Thermal control devices for electrosurgical instruments |
| WO2018081123A1 (en) * | 2016-10-24 | 2018-05-03 | Lowry Suzanne | Cautery protective accessory sleeve with stabalization system |
| CN106580466A (en) * | 2016-11-21 | 2017-04-26 | 广州恩望贸易有限公司 | Electrosurgical system |
| CN106725840A (en) * | 2017-02-28 | 2017-05-31 | 太仓市中医医院 | A kind of fixable single use high-frequency electrotome pen |
| CN112438796A (en) * | 2020-12-09 | 2021-03-05 | 许涛 | Novel electric knife pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |