CN203263525U - High-frequency surgical knife easy to detach and install and for soft endoscope - Google Patents
High-frequency surgical knife easy to detach and install and for soft endoscope Download PDFInfo
- Publication number
- CN203263525U CN203263525U CN 201320231198 CN201320231198U CN203263525U CN 203263525 U CN203263525 U CN 203263525U CN 201320231198 CN201320231198 CN 201320231198 CN 201320231198 U CN201320231198 U CN 201320231198U CN 203263525 U CN203263525 U CN 203263525U
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- high frequency
- slide
- electrode tip
- flexible insulated
- electric conductivity
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Abstract
The utility model discloses a high-frequency surgical knife easy to detach and install and for a soft endoscope, and relates to the technical field of medical instruments. Components of an existing high-frequency surgical knife are mainly fixedly connected, so that a doctor can not replace different electrode cutting bits conveniently according to the operation types. The high-frequency surgical knife easy to detach and install and for the soft endoscope comprises an insulating soft tube, an electrode head component penetrating through the insulating soft tube and an operation part, wherein the electrode head component is provided with an electrode head and a conductive operation line movably connected with the electrode head, the protruding amount of the electrode head can be adjusted relative to one end of the insulating soft tube, the operation part comprises an operation part body and a sliding seat capable of linearly sliding along the axis of the operation part body, one end of the operation part body is movably connected with a base part of the conductive operation line, a handle is arranged at the other end of the operation part body, the sliding seat is connected with the insulating soft pipe, and a connector part in electric connection with a high-frequency generating device is arranged on a lateral surface of the sliding seat. The high-frequency surgical knife is particularly suitable for incision and coagulation of mucosas and subcutaneous soft tissue in a minimally invasive surgery.
Description
Technical field
This utility model relates to technical field of medical instruments, relates in particular to a kind of easy-disassembling-assembling soft scope high frequency surgery cutter.
Background technology
High frequency surgery mainly utilizes heat effect to convert electric energy to heat energy, at the high frequency operation electrode near zone, the temperature of 60～70 ℃ can cause proteins coagulation, between separation period, higher electric current density causes temperature to reach more than 100 ℃, make fluid with the mode of outburst evaporate, space enlargement and cell membrane " explosion ".This effect also occurs in other cell subsequently that be positioned on the electrode movement direction, thereby has realized the tissue cutting of expection or separated.
Granted publication CN100333698C, denomination of invention is in the technical scheme of high-frequency knife and endoscope apparatus, electrode tip all is fixedly connected with electric conductivity operating line and operating portion main body, is convenient to the medical worker and changes different electrode knife heads according to type of surgery, and the scope of application is narrower., be not easy to the medical worker and change the problem of different electrode knife heads according to type of surgery to be fixedly connected as the master for existing each parts of high frequency surgery cutter, the purpose of this utility model is to provide a kind of easy-disassembling-assembling high frequency surgery cutter.
The utility model content
The technical scheme that its technical problem that solves this utility model adopts is: it comprises a flexible insulated hose; One electrode tip component in the described flexible insulated hose, it has and can regulate the electrode tip of overhang by relatively described flexible insulated hose one end, and the electric conductivity operating line that is flexibly connected with described electrode tip; One operating portion, described operating portion comprise the operating portion main body, can be along the slide of the axis linear slide of described operating portion main body; One end of described operating portion main body and the base portion of described electric conductivity operating line are flexibly connected, and the other end of described operating portion main body is provided with handle, and described slide is connected with described flexible insulated hose, and described slide side is provided with the adapter section that is electrically connected to high frequency generating apparatus.
Be fixed with a sleeve pipe in described slide, one end of described sleeve pipe is fixed with hose connector, one end of described electric conductivity operating line runs through the inner chamber of described hose connector and described sleeve pipe vertically, and be connected with handle outside described slide, the electric conductivity operating line that is positioned at described cannula cavity is provided with annular projection, be provided with elastomeric element between described annular projection and described hose connector, described annular projection communicates with described adapter section.
Preferably, described electrode tip is annular, ellipse, triangle, hexagon, semilune, rectangle, pin type or pincers type.
Described flexible connection can be and is threaded, socket or clamping.
Further, described flexible insulated hose interior forward end is provided be used to the secure component of reinforcing described electrode tip and described electric conductivity operating line connecting portion, and described secure component closely is wrapped in around described connecting portion.
Further, described secure component outer surface has the pawl structure that is meshed with described flexible insulated hose inwall
Effect of the present utility model is: high frequency surgery cutter of the present utility model, between electrode tip and operating line, be between operating line and operating portion main body and be threaded, the electrode tip dismounting is simple, it is convenient to change, and in operation process, the medical worker can require the electrode knife head of corresponding choice criteria type, extended pattern or other type to perform the operation according to type of surgery, satisfy the requirement of different operations, further strengthen applied widely.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples;
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the partial enlarged drawing of the B part of Fig. 1;
The specific embodiment
Below in conjunction with Fig. 1 to Fig. 3, a kind of easy-disassembling-assembling soft scope high frequency surgery cutter of the present utility model is described, it comprises the flexible insulated hose 2 made by polytetrafluoroethylmaterial material, the electrode tip component 1 in the flexible insulated hose 2, and the operating portion 3 that is connected respectively with both.
Operating portion 3 comprise operating portion main body 302, can be along the slide 301 of the axis linear slide of operating portion main body 302, one end of operating portion main body 302 and the base portion of electric conductivity operating line 102 are flexibly connected, its other end connecting handle 304, slide 301 is connected with the base portion of flexible insulated hose 2, and slide 301 sides are provided with the adapter section 303 that is electrically connected to the high frequency generating apparatus flexible cord.The handle 304 of operating portion main body 302 base portions has the ring of placing finger use, operation has in the direction with the axial quadrature of operating portion main body 302 equally with slide 301 places the ring of pointing use, thumb is stretched in the ring of handle 304, forefinger and middle finger stretch in the ring of slide 301, can operate slide 301, its relative operating portion main body 302 is slided.Wherein, electrode tip component 1 is made by stainless steel material, and handle 304 preferred materials are polysulfone resin.
As shown in Figure 2, be fixed with a sleeve pipe 105 in slide 301, the front end of the sleeve pipe 105 "T"-shaped hose connector 107 that has been threaded, hose connector 107 end faces and sleeve pipe 105 offset, and the other end of hose connector 107 connects flexible insulated hose 2.One end of electric conductivity operating line 102 runs through the inner chamber of hose connector 107 and sleeve pipe 105 vertically, and be threaded with handle 304 outside slide 301, be positioned on the electric conductivity operating line 102 of sleeve pipe 105 inner chambers and also be provided with annular projection 104, be provided with spring 106 between annular projection 104 and hose connector 107 end faces.When advancing handle 304, the pace of spring 106 controlled electrical conductivity operating lines 102, and then control electrode head 101 stretches; When release handle 304, under its elastic force effect, electric conductivity operating line 102 pulls electrode tip 101 to set back.Annular projection 104 communicates with adapter section 303.Wherein, electrode tip 101 is annular, ellipse, triangle, hexagon, semilune, rectangle, pin type or pincers type etc.
As shown in Figure 3, electrode tip 101 base portions that are positioned at flexible insulated hose 2 are connected with the end thread of electric conductivity operating line 102, it is large that its connecting portion diameter becomes, avoid electrode tip 101 to skid off flexible pipe, further, flexible insulated hose 2 interior forward end also are provided with secure component 103, and it closely is wrapped in the surrounding of connecting portion, play reinforcement effect, prevent that both from getting loose.The connected modes such as also can be socket, clamping that is threaded mentioned above.
Preferably, secure component 103 outer surfaces have the pawl structure that is meshed with flexible insulated hose 2 inwalls, in case connecting portion moves at the interior occurrence positions of flexible insulated hose 2 because of frequently stressed.
During operation, the doctor controls slide 301 and the operating portion main body 302 of operating portion 3, slide 301 is rearward moved relative to operating portion main body 302, electric conductivity operating line 102 forwards moves relative to flexible insulated hose 2 together with handle 304, electrode tip 101 is outstanding towards the outside from flexible insulated hose 2 front ends, and this is the user mode of switching on and excising mucosa to cutter; After operation finishes, slide 301 is forwards moved relative to flexible insulated hose 2, electric conductivity operating line 102 rearward moves relative to flexible insulated hose 2, and electrode tip 101 enters flexible insulated hose 2 inside, and this is the state that does not use cutter.
Those skilled in the art will recognize that; the above-mentioned specific embodiment is exemplary; in order to make those skilled in the art can better understand this patent content; should not be understood as the restriction to this patent protection domain; be equal to change or modify so long as disclose spiritual do any according to this patent, all falling into this patent protection domain.
Claims (6)
1. easy-disassembling-assembling soft scope high frequency surgery cutter is characterized in that it comprises:
One flexible insulated hose;
One electrode tip component in the described flexible insulated hose, it has and can regulate the electrode tip of overhang by relatively described flexible insulated hose one end, and the electric conductivity operating line that is flexibly connected with described electrode tip;
One operating portion, described operating portion comprise the operating portion main body, can be along the slide of the axis linear slide of described operating portion main body;
One end of described operating portion main body and the base portion of described electric conductivity operating line are flexibly connected, and the other end of described operating portion main body is provided with handle, and described slide is connected with described flexible insulated hose, and described slide side is provided with the adapter section that is electrically connected to high frequency generating apparatus.
2. high frequency surgery cutter according to claim 1, it is characterized in that: be fixed with a sleeve pipe in described slide, one end of described sleeve pipe is fixed with hose connector, one end of described electric conductivity operating line runs through the inner chamber of described hose connector and described sleeve pipe vertically, and be connected with handle outside described slide, the electric conductivity operating line that is positioned at described cannula cavity is provided with annular projection, be provided with elastomeric element between described annular projection and described hose connector, described annular projection communicates with described adapter section.
3. high frequency surgery cutter according to claim 1 and 2, it is characterized in that: described electrode tip is annular, ellipse, triangle, hexagon, semilune, rectangle, pin type or pincers type.
4. high frequency surgery cutter according to claim 1 and 2 is characterized in that: described flexible connection can be and is threaded, socket or clamping.
5. high frequency surgery cutter according to claim 1 and 2, it is characterized in that: described flexible insulated hose interior forward end is provided be used to the secure component of reinforcing described electrode tip and described electric conductivity operating line connecting portion, and described secure component closely is wrapped in around described connecting portion.
6. high frequency surgery cutter according to claim 5, it is characterized in that: described secure component outer surface has the pawl structure that is meshed with described flexible insulated hose inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231198 CN203263525U (en) | 2013-04-28 | 2013-04-28 | High-frequency surgical knife easy to detach and install and for soft endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231198 CN203263525U (en) | 2013-04-28 | 2013-04-28 | High-frequency surgical knife easy to detach and install and for soft endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203263525U true CN203263525U (en) | 2013-11-06 |
Family
ID=49494034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320231198 Expired - Lifetime CN203263525U (en) | 2013-04-28 | 2013-04-28 | High-frequency surgical knife easy to detach and install and for soft endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203263525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016109907A1 (en) * | 2015-01-05 | 2016-07-14 | 张建国 | Mucosa dissector |
-
2013
- 2013-04-28 CN CN 201320231198 patent/CN203263525U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016109907A1 (en) * | 2015-01-05 | 2016-07-14 | 张建国 | Mucosa dissector |
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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: 20131106 |