CN218899925U - Plasma scalpel for otology operation - Google Patents
Plasma scalpel for otology operation Download PDFInfo
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- CN218899925U CN218899925U CN202221808462.2U CN202221808462U CN218899925U CN 218899925 U CN218899925 U CN 218899925U CN 202221808462 U CN202221808462 U CN 202221808462U CN 218899925 U CN218899925 U CN 218899925U
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- Prior art keywords
- handle
- cutter arbor
- connector
- otology
- conductive part
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- 238000001356 surgical procedure Methods 0.000 claims description 6
- 230000023597 hemostasis Effects 0.000 abstract description 5
- 239000002504 physiological saline solution Substances 0.000 abstract description 3
- 210000002381 plasma Anatomy 0.000 description 21
- 230000009286 beneficial effect Effects 0.000 description 8
- 210000001519 tissue Anatomy 0.000 description 5
- 230000015271 coagulation Effects 0.000 description 4
- 238000005345 coagulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000009297 electrocoagulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a plasma scalpel for otology operation, which comprises: handle, cutter arbor, tool bit, cable are provided with conductive part in the handle, and the cable passes through the access mouth and the conductive part communication connection of handle tip, and in one end of cutter arbor stretched into the handle and with conductive part communication connection, the other end and the tool bit of cutter arbor were connected, and the cutter arbor passes through the connector and can dismantle with the handle and be connected. The cable is used for connecting an external plasma system host, and cutting and hemostasis are carried out on tissues through the cutter head in a physiological saline environment; in otology operation, when needs carry out tissue cutting such as quick flap, can utilize its cold apparatus characteristic, carry out quick cutting, make can dismantle between cutter arbor and the handle through setting up the connector and be connected, can change the cutter arbor that has different tool bits, avoided frequently changing surgical instruments, the surgical efficiency of improvement to adapt to the interior complicacy of ear.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a plasma scalpel for otology operation.
Background
This description of the background art pertains to the relevant art in connection with this application, which is provided solely for the purposes of illustration and to facilitate the understanding of the inventive concepts of this application, and is not to be construed as an admission that the applicant is explicitly aware or presumes that the applicant is prior art in the filing date of this application as the first time it has been filed.
Traditional otology operations are usually performed by using cold instruments, and the situation of difficult hemostasis usually occurs during the cold instrument operations, which hinders the smooth performance of the operations. Since the plasma has been in the medical field, new surgical chapters have been gradually opened in the field of medical surgical instruments, and plasma knives are increasingly used in various fine surgeries such as spinal surgery, otorhinolaryngological surgery, and the like at lower surgical temperatures.
The otology operation is usually complicated, often needs multiple surgical instruments such as cutting, peeling off of the tissue in the auricle, and the plasma electrode in the prior art is an electrode wire or an electrode slice, but because the shape in the auricle is complicated, the existing plasma tool bit can not meet the actual requirement of the otology operation, and when switching other surgical instruments, the electrode is often needed to be reinserted for hemostasis operation, so that the otology operation is difficult to adapt to. Therefore, how to provide a set of surgical instruments suitable for otology surgery, which can not only contain the advantages of cold instruments, but also combine the advantages of plasma cutting and coagulation treatment, and at the same time save the cost, is a problem that needs to be solved by those skilled in the art at present.
Disclosure of Invention
The utility model aims to provide a plasma surgical knife for otology operation, which aims to solve the problems that the existing plasma surgical instruments for otology operation are inconvenient to replace and are difficult to adapt to otology operation.
The technical scheme for solving the technical problems is as follows:
a plasma scalpel for otology surgery, comprising: handle, cutter arbor, tool bit, cable are provided with conductive part in the handle, and the cable passes through the access mouth and the conductive part communication connection of handle tip, and in one end of cutter arbor stretched into the handle and with conductive part communication connection, the other end and the tool bit of cutter arbor were connected, and the cutter arbor passes through the connector and can dismantle with the handle and be connected.
The beneficial effects of adopting above-mentioned technical scheme are: the cable is used for connecting an external plasma system host, and cutting and hemostasis are carried out on tissues through the cutter head in a physiological saline environment; in otology operation, when needs carry out tissue cutting such as quick flap, can utilize its cold apparatus characteristic, carry out quick cutting, make can dismantle between cutter arbor and the handle through setting up the connector and be connected, can change the cutter arbor that has different tool bits, avoided frequently changing surgical instruments, the surgical efficiency of improvement to adapt to the interior complicacy of ear.
Further, a through hole corresponding to the conductive part is formed in the inner wall of the end part of the handle far away from the access port, an annular pipe is arranged on the inner wall of the through hole, and a connecting part detachably connected with the annular pipe is arranged at the end part of the connector close to the handle.
The beneficial effects of adopting above-mentioned technical scheme are: the annular tube is convenient to connect with the connecting part of the connector.
Further, the external diameter of the annular pipe is smaller than the internal diameter of the through hole and forms a limiting cavity for limiting the movement of the connector, the connector stretches into the through hole, and the connecting part of the connector is in threaded connection with the annular pipe.
The beneficial effects of adopting above-mentioned technical scheme are: through rotatory connector, drive connecting portion and remove in to the annular pipe, when the connector rotated the diapire in spacing chamber, realize spacing to the connector, avoid producing the influence to the inside conductive part of handle.
Further, the cutter arbor includes outer cutter arbor, sets up the interior cutter arbor in outer cutter arbor, and the tip of outer cutter arbor and interior cutter arbor all runs through the annular pipe and with electric conductive part communication connection, and the tip that the handle was kept away from to interior cutter arbor stretches out to the outside of outer cutter arbor and is connected with the tool bit, and the connector setting can dismantle with the handle and be connected at the outer wall of outer cutter arbor.
The beneficial effects of adopting above-mentioned technical scheme are: the inner cutter bar and the outer cutter bar are used as loop stages generated by plasma, so that the cutter head performs operations such as cutting, electrocoagulation, hemostasis and the like on tissues.
Further, the outer wall of the rod part of the outer cutter rod and the outer wall of the rod part of the inner cutter rod are respectively provided with an insulating layer.
The beneficial effects of adopting above-mentioned technical scheme are: through setting up the insulating layer for guarantee the insulating nature between outer cutter arbor and the interior cutter arbor.
Further, the tool bit is flat convex structure, and the opening has been seted up at the middle part of tool bit.
The beneficial effects of adopting above-mentioned technical scheme are: the cutter head is provided with an opening, so that more plasmas are concentrated on the cutting edge of the cutter head, and the cutting and coagulation effects are enhanced.
Further, the cable is clamped with the access port.
The beneficial effects of adopting above-mentioned technical scheme are: realize dismantling the connection through the joint, can realize the change of surgical instruments through dismantling whole handle of a knife to also can avoid frequently changing surgical instruments. Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the cutter bar and the handle are detachably connected by the connector, so that the cutter bar with different cutter heads can be replaced, frequent replacement of surgical instruments is avoided, and the surgical efficiency is improved, so that the device is suitable for complex situations in ears;
2. according to the utility model, the cutter head is in a flat circular arc structure, and the middle part of the cutter head is provided with the opening, so that energy is more concentrated at the edge of the cutting edge of the cutter head, and the cutting and coagulation effects are enhanced.
Drawings
FIG. 1 is a schematic view of the structure of a plasma scalpel for otology;
FIG. 2 is a schematic view showing an internal structure of a plasma scalpel for otology;
FIG. 3 is an enlarged schematic view of portion A of FIG. 1;
FIG. 4 is a schematic view of a specific structure of the handle;
FIG. 5 is a schematic structural view of a connector;
FIG. 6 is a schematic view of a flat blade bit;
FIG. 7 is a schematic view of a sickle-shaped cutter head.
In the figure: 1-handle, 11-conductive part, 12-access port, 13-annular tube, 14-spacing chamber, 2-cutter arbor, 21-outer cutter arbor, 22-inner cutter arbor, 3-tool bit, 31-opening, 4-cable, 5-connector, 51-connecting portion, 6-insulating layer.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Example 1
As shown in fig. 1 to 5, a plasma scalpel for otology, comprising: the plasma surgical knife comprises a handle 1, a knife bar 2, a knife head 3 and a cable 4, wherein the cable 4 is used for connecting an external plasma system host, a conductive part 11 is arranged in the handle 1, and the conductive part 11 is a circuit module commonly used in the handle of the existing plasma surgical knife; the cable 4 is in communication connection with the conductive part 11 through an access 12 at the end part of the handle 1, the cable 4 is in electric connection with the conductive part 11 through the access 12, one end of the cutter bar 2 extends into the handle 1 and is in communication connection with the conductive part 11, and the cable 4 supplies energy to the conductive part 11 and conducts the energy to the cutter bar 2 by operating an external plasma system host; the other end of the cutter bar 2 is connected with the cutter head 3, and the cutter head 3 is used for cutting and stopping bleeding of tissues in a physiological saline environment; the cutter bar 2 can be detachably connected with the handle 1 through the connector 5, and the cutter bar 2 with different cutter heads 3 can be replaced through the connector 5, so that frequent replacement of surgical instruments is avoided.
The inner wall of the end part of the handle 1 far away from the access port 12 is provided with a through hole corresponding to the conductive part 11, the inner wall of the through hole is provided with an annular pipe 13, and the end part of the connector 5 near the handle 1 is provided with a connecting part 51 detachably connected with the annular pipe 13; the annular tube 13 is conveniently connected to the connection portion 51 of the connector 5. The external diameter of the annular tube 13 is smaller than the internal diameter of the through hole and forms a limiting cavity 14 for limiting the movement of the connector 5, the connector 5 extends into the through hole, and the connecting part 51 of the connector 5 is in threaded connection with the annular tube 13. Through rotatory connector 5, drive connecting portion 51 to the annular pipe 13 internal movement, when connector 5 rotates to the diapire in spacing chamber 13, connector 5 just can't rotate, realizes the spacing to connector 5, avoids producing the influence to the inside conductive part 11 of handle 1.
As shown in fig. 3, the cutter bar 2 includes an outer cutter bar 21 and an inner cutter bar 22 disposed in the outer cutter bar 21, wherein the ends of the outer cutter bar 21 and the inner cutter bar 22 penetrate through the annular tube 13 and are in communication connection with the conductive part 11, and an interface corresponding to the annular tube 13 is disposed on the conductive part 11, so that the inner cutter bar and the outer cutter bar can be smoothly connected with the interface through the annular tube 13, and the communication of a circuit is realized. The end part of the inner cutter bar 22, which is far away from the handle 1, extends out of the outer cutter bar 21 and is connected with the cutter head 3, and the connector 5 is arranged on the outer wall of the outer cutter bar 21. The length of the inner cutter bar 22 is slightly longer than that of the outer cutter bar 21, the outer wall of the rod part of the outer cutter bar 21 and the outer wall of the rod part of the inner cutter bar 22 are respectively provided with an insulating layer 6, the insulating layer 6 is used for guaranteeing insulativity between the outer cutter bar 21 and the inner cutter bar 22 and avoiding short circuit, the insulating layer 6 can be an existing insulating coating which is coated on the outer walls of the outer cutter bar 21 and the inner cutter bar 22 or is made of an existing insulating material such as insulating ceramic and the like, and the outer walls of the outer cutter bar 21 and the inner cutter bar 22 are wrapped, and metal at the end part of the outer cutter bar 21 close to the cutter head 3 is exposed and used for guaranteeing generation of loop stages. The connector 5 is fixed on the outer wall of the outer cutter bar 21, and the connector 5 is made of insulating materials.
In order to enhance the cutting and coagulation effects of the cutter head 3, the cutter head 3 has a flat circular arc structure, and an opening 31 is formed in the middle of the cutter head 3. The opening 31 is provided in the middle of the cutter head 3 so that the cutting edge of the cutter head 3 can concentrate more plasma.
In this embodiment, the inner cutter bar 22 is connected with cutter heads 3 with different shapes, referring to fig. 6 and 7, the cutter heads 3 may also be provided with flat sheets or sickles, which have sharp cutting edges, and when the cutter heads 3 need to be replaced with flat sheets or sickles, the rotary connector 5 integrally detaches the cutter bars 2 and the cutter heads 3, and then replaces the cutter bars 2 with cutter heads with flat sheets or sickles, thereby avoiding frequent replacement of surgical instruments, improving surgical efficiency, and adapting to the complex situation in the ear.
Example 2
This embodiment is different from embodiment 1 in the connection manner of the cable 4 and the access port 12 of the handle 1.
As shown in fig. 4, the cable 4 is clamped with the access port 12, an annular clamping ring is arranged on the inner wall of the access port 12, and a clamping groove matched with the annular clamping ring is arranged at the end of the cable 5, so that detachable connection is realized; the tool bit 3 with different shapes can be connected to the tool bar 2, the tool bar 2 is fixedly connected with the handle 1, and the replacement of the surgical instrument can be realized by disassembling the whole tool bar 1, so that the frequent replacement of the surgical instrument can be avoided. When the cutter bar 2 or the cutter head 3 is damaged, the cutter bar can be replaced in the embodiment 1, and the cost of the embodiment 1 is lower.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. A plasma surgical knife for otology surgery, comprising: handle (1), cutter arbor (2), tool bit (3), cable (4), be provided with conductive part (11) in handle (1), cable (4) pass through access port (12) of handle (1) tip with conductive part (11) communication connection, the one end of cutter arbor (2) stretch into in handle (1) and with conductive part (11) communication connection, the other end of cutter arbor (2) with tool bit (3) are connected, cutter arbor (2) pass through connector (5) with handle (1) detachable connection.
2. The otology plasma surgical knife according to claim 1, wherein a through hole corresponding to the conductive part (11) is provided on an inner wall of an end portion of the handle (1) away from the access port (12), an annular tube (13) is provided on an inner wall of the through hole, and a connecting part (51) detachably connected with the annular tube (13) is provided on an end portion of the connector (5) close to the handle (1).
3. The utility model provides a plasma scalpel for otology as claimed in claim 2, wherein the external diameter of the annular tube (13) is smaller than the internal diameter of the through hole and forms a limiting cavity (14) for limiting the movement of the connector (5), the connector (5) extends into the through hole, and the connecting part (51) of the connector (5) is in threaded connection with the annular tube (13).
4. The utility model provides a plasma scalpel for otology according to claim 2, characterized in that, cutter arbor (2) includes outer cutter arbor (21), and sets up interior cutter arbor (22) in outer cutter arbor (21), outer cutter arbor (21) and interior cutter arbor (22) tip all run through annular tube (13) and with electric conduction portion (11) communication connection, interior cutter arbor (22) are kept away from the tip of handle (1) stretches out to the outside of outer cutter arbor (21) and is connected with tool bit (3), connector (5) set up in outer wall of outer cutter arbor (21).
5. The otology plasma surgical knife as claimed in claim 4, wherein the outer shaft wall of the outer shaft (21) and the outer shaft wall of the inner shaft (22) are each provided with an insulating layer (6).
6. The otology surgical plasma surgical knife of any one of claims 1 to 5, wherein the blade (3) has a flat circular arc shape, and an opening (31) is provided in the middle of the blade (3).
7. The otology plasma surgical knife of claim 6, wherein the cable (4) is snapped into the access port (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221808462.2U CN218899925U (en) | 2022-07-13 | 2022-07-13 | Plasma scalpel for otology operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221808462.2U CN218899925U (en) | 2022-07-13 | 2022-07-13 | Plasma scalpel for otology operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218899925U true CN218899925U (en) | 2023-04-25 |
Family
ID=86046300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221808462.2U Active CN218899925U (en) | 2022-07-13 | 2022-07-13 | Plasma scalpel for otology operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218899925U (en) |
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2022
- 2022-07-13 CN CN202221808462.2U patent/CN218899925U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 7, Phase I Standard Factory, Medical Equipment Zone, No. 898 Yaocheng Avenue, Taizhou City, Jiangsu Province, 225300 (Business premises: Northwest corner of Building 5, Building 1F and 2F, Phase I Standard Factory, No. 898 Yaocheng Avenue, Taizhou City) Patentee after: Bangshi Medical Technology Co.,Ltd. Country or region after: China Address before: 225316 building 7, phase I standard workshop, medical device area, No. 898, Yaocheng Avenue, Taizhou City, Jiangsu Province Patentee before: JIANGSU BONSS MEDICAL TECHNOLOGY Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |