CN209808530U - Detachable plasma operation electrode - Google Patents

Abstract

The utility model relates to a can dismantle plasma operation electrode, include: plasma tool bit, plasma blade holder, gripping handle and cable. The plasma tool bit with the plasma tool apron links to each other, the plasma tool apron with the detachable electric connection of gripping handle. The grip handle is connected to the cable for connection to a host device. The detachable plasma operation electrode and the plasma cutter head perform cutting, ablation, hemostasis and other operations under the control of the host equipment. When the tool bit needs to be replaced, the plasma tool apron connected with the plasma tool bit can be directly detached from the holding handle, the detachable plasma operation electrode is not required to be detached and replaced integrally, relevant debugging operation is not required to be carried out after the plasma tool bit is replaced, the plasma tool bit can be conveniently replaced, the operation cost can be reduced, and the burden of patients is reduced.

Description

Detachable plasma operation electrode

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a can dismantle plasma operation electrode.

Background

Because the low-temperature plasma ablation achieves the functions of cutting, ablating and stopping bleeding of tissues under the condition of low temperature (40-70 ℃), the low-temperature plasma ablation is increasingly applied to clinic, such as otorhinolaryngology, arthroscopic surgery, anorectal surgery, ophthalmology and the like, for example, in otorhinolaryngology departments, ablation and hemostasis of tonsil and adenoid body excision surgery and the like, and has very wide application. Traditional plasma operation electrode, handle and the integrative design of tool bit, handle and tool bit need be changed together when the doctor changes the tool bit. Therefore, on one hand, the replacement of the plasma operation electrode is very inconvenient, because the connection between the used plasma operation electrode and the host needs to be dismantled, then the new plasma operation electrode is replaced, and then the plasma operation electrode is connected and debugged with the equipment; on the other hand, the operation cost is greatly increased, and the burden of patients is increased.

Disclosure of Invention

Based on this, it is necessary to overcome the defects of the prior art and provide a detachable plasma surgical electrode, which can facilitate the replacement of the knife head, reduce the surgical cost and reduce the burden of patients.

The technical scheme is as follows: a detachable plasma surgical electrode comprising: the plasma cutter head is connected with the plasma cutter seat, and the plasma cutter seat is detachably and electrically connected with the holding handle; and one end of the cable is electrically connected with the holding handle, and the other end of the cable is electrically connected with external host equipment.

The detachable plasma operation electrode and the plasma cutter head perform cutting, ablation, hemostasis and other operations under the control of the host equipment. When the tool bit needs to be replaced, the plasma tool apron connected with the plasma tool bit can be directly detached from the holding handle, the detachable plasma operation electrode is not required to be detached and replaced integrally, relevant debugging operation is not required to be carried out after the plasma tool bit is replaced, the plasma tool bit can be conveniently replaced, the operation cost can be reduced, and the burden of patients is reduced.

In one embodiment, the plasma cutter holder is provided with a plug electrically connected with the plasma cutter head, and the holding handle is provided with a socket in plug-in fit with the plug; or the plasma cutter holder is provided with a socket electrically connected with the plasma cutter head, and the holding handle is provided with a plug in plug-in fit with the socket.

In one embodiment, the plug comprises two pins, and the socket is provided with two jacks corresponding to the two pins one to one.

In one embodiment, the socket comprises two crown springs, the insertion hole being provided on the crown springs.

In one embodiment, the contact pin is a plug connector with a nickel-plated layer; the crown spring is a tin-copper alloy part.

In one embodiment, the distance between the two jacks and the distance between the two pins are not less than 5 mm.

In one embodiment, the holding handle is provided with a through hole, the socket is arranged in the through hole, and one end of the cable extends into the through hole to be electrically connected with the socket.

In one embodiment, the plug further comprises a plug body disposed on the plasma tool holder; a snap ring is arranged on the outer side wall of the plug body, and a clamping groove matched with the snap ring is formed in the inner side wall of the through hole; or, the outer side wall of the plug body is provided with a clamping groove, and the inner side wall of the through hole is provided with a clamping ring matched with the clamping groove.

In one embodiment, the detachable plasma surgical electrode further comprises a suction pipe, the suction pipe is arranged on the plasma cutter holder, an inner pipe and an outer sleeve sleeved outside the inner pipe are arranged in the plasma cutter head, and the suction pipe is communicated with the inner pipe.

In one embodiment, the detachable plasma surgical electrode further comprises a perfusion tube, the perfusion tube is arranged on the plasma cutter holder, a water injection hole is formed in the side wall of the outer sleeve, and the perfusion tube is communicated with the water injection hole.

In one embodiment, the detachable plasma surgical electrode further comprises a connector connected with the cable, and the connector is used for being connected with the host device.

Drawings

Fig. 1 is a schematic structural view of a detachable plasma surgical electrode according to an embodiment of the present invention;

FIG. 2 is a schematic view of a detachable plasma surgical electrode according to an embodiment of the present invention with the handle removed;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of a detachable plasma surgical electrode gripping handle and a cable according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a plasma cutter head, a filling tube and a suction tube according to an embodiment of the present invention.

Reference numerals:

10. the plasma cutting head comprises a plasma cutting head body, 11, an inner pipe, 12, an outer sleeve, 20, a plasma cutter holder, 30, a holding handle, 31, a through hole, 32, a clamping groove, 40, a cable, 50, a plug, 51, a contact pin, 52, a plug body, 53, a clamping ring, 60, a socket, 61, a crown spring, 62, a limiting plate, 70, a suction pipe, 80, a perfusion pipe, 90 and a connector.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" to another element, there are no intervening elements present.

In one embodiment, referring to fig. 1, a detachable plasma surgical electrode comprises: a plasma cutter head 10, a plasma cutter holder 20, a grip handle 30, and a cable 40. The plasma cutter head 10 is connected with the plasma cutter holder 20, and the plasma cutter holder 20 is detachably and electrically connected with the holding handle 30. One end of the cable 40 is electrically connected to the grip handle 30, and the other end of the cable 40 is electrically connected to an external host device.

The detachable plasma operation electrode and the plasma cutter head 10 perform operations such as cutting, ablation, hemostasis and the like under the control of the host equipment. When the tool bit needs to be replaced, the plasma tool apron 20 connected with the plasma tool bit 10 can be detached directly from the holding handle 30, namely, the detachable plasma operation electrode is not required to be detached and replaced integrally, relevant debugging operation is not required to be carried out after the plasma tool bit 10 is replaced, the plasma tool bit 10 can be replaced conveniently, the operation cost can be reduced, and the burden of patients is reduced.

In one embodiment, referring to fig. 2 to 4, the plasma knife holder 20 is provided with a plug 50 electrically connected to the plasma knife head 10, and the holding handle 30 is provided with a socket 60 inserted and matched with the plug 50; or, the plasma knife holder 20 is provided with a socket 60 electrically connected with the plasma knife head 10, and the holding handle 30 is provided with a plug 50 in plug-in fit with the socket 60. Thus, the plug 50 is inserted into the socket 60, on one hand, the detachable connection between the plasma cutter holder 20 and the grip handle 30 is realized, and on the other hand, the host device is electrically connected to the plug 50 and the socket 60 through the cable 40, so that the electrical connection between the output pole and the return pole of the plasma cutter head 10 is realized.

Further, referring to fig. 2 and fig. 3, the plug 50 includes two pins 51. The socket 60 is provided with two insertion holes corresponding to the two pins 51 one to one. The distance between the two jacks and the distance between the two pins 51 are not less than 5 mm. Therefore, the influence of the output voltage factor on the two contact pins 51 is eliminated, the energy output by the host equipment can be directly output to the foremost end of the plasma cutter head 10, and a better operation effect is achieved.

In one embodiment, the socket 60 comprises two crown springs 61, and the insertion hole is provided on the crown springs 61. Thus, the pins 51 of the plug 50 can be stably fitted into the crown springs 61 of the socket 60.

In one embodiment, the pins 51 are plug connectors with nickel plating; the crown spring 61 is a tin-copper alloy piece. Thus, the contact pin 51 is beneficial to improving the electrical performance, is convenient to operate repeatedly, and does not influence the use effect. The tin-copper alloy part has good elasticity, long service life, stable electrical performance and low price.

In one embodiment, referring to fig. 4 and 5, the holding handle 30 has a through hole 31. The socket 60 is disposed in the through hole 31. The cable 40 extends into the through hole 31 to be electrically connected with the socket 60.

In addition, the socket 60 further includes a stopper plate 62, and the two crown springs 61 are fixed in the through hole 31 through the stopper plate 62. As such, the stopper plate 62 can firmly dispose the crown spring 61 in the through hole 31.

In one embodiment, referring to fig. 3 and 5, the plug 50 further includes a plug body 52 disposed on the plasma tool holder 20. The two pins 51 are spaced apart from each other on the plug body 52. A snap ring 53 is arranged on the outer side wall of the plug body 52, and a clamping groove 32 matched with the snap ring 53 is arranged on the inner side wall of the through hole 31; or, a clamping groove 32 is arranged on the outer side wall of the plug body 52, and a clamping ring 53 matched with the clamping groove 32 is arranged on the inner side wall of the through hole 31. So, mutually support through snap ring 53 and draw-in groove 32, can guarantee to be connected fixedly between plug 50 and the socket 60, and processing is convenient, and repeated sterilization can not cause adverse effect to this structure. In addition, in the assembling process between the plug 50 and the socket 60, if a click is heard, the connection between the plug 50 and the socket 60 is stable, and the installation is completed smoothly.

In one embodiment, the detachable plasma surgical electrode further comprises an aspiration tube 70. The suction tube 70 is disposed on the plasma knife holder 20, and an inner tube 11 and an outer sleeve 12 sleeved outside the inner tube 11 are disposed in the plasma knife head 10. The suction tube 70 communicates with the inner tube 11. In this way, the waste liquid and the residual tissue in the inner tube 11 can be sucked out by the suction tube 70.

Further, the detachable plasma surgical electrode further comprises an infusion tube 80. The pouring pipe 80 is arranged on the plasma cutter holder 20, a water injection hole is formed in the side wall of the outer sleeve 12, and the pouring pipe 80 is communicated with the water injection hole. In this way, an electrolyte (e.g., physiological saline) can be injected into the space between the outer sleeve 12 and the inner tube 11 through the filling tube 80, and then delivered to the end of the plasma cutter head 10 away from the plasma cutter holder 20.

In one embodiment, referring again to fig. 4, the detachable plasma surgical electrode further comprises a connector 90 coupled to the cable 40, the connector 90 for coupling to the host device.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A detachable plasma surgical electrode, comprising:

the plasma cutter head is connected with the plasma cutter seat, and the plasma cutter seat is detachably and electrically connected with the holding handle; and

the one end and the grip handle electric connection of cable, the other end and the outside host computer equipment electric connection of cable.

2. The detachable plasma surgical electrode according to claim 1, wherein the plasma knife holder is provided with a plug electrically connected with the plasma knife head, and the holding handle is provided with a socket in plug fit with the plug; or the plasma cutter holder is provided with a socket electrically connected with the plasma cutter head, and the holding handle is provided with a plug in plug-in fit with the socket.

3. The detachable plasma surgical electrode according to claim 2, wherein the plug includes two pins, and the socket is provided with two insertion holes corresponding to the two pins one to one.

4. The detachable plasma surgical electrode according to claim 3, wherein the socket includes two crown springs, the insertion hole being provided on the crown springs.

5. The detachable plasma surgical electrode of claim 4, wherein the pin is a plug with a nickel plating layer; the crown spring is a tin-copper alloy part.

6. The detachable plasma surgical electrode according to claim 3, wherein the distance between the two sockets and the distance between the two pins are not less than 5 mm.

7. The detachable plasma surgical electrode according to claim 2, wherein the grip handle is provided with a through hole, the socket is provided in the through hole, and one end of the cable extends into the through hole and is electrically connected with the socket.

8. The detachable plasma surgical electrode of claim 7, wherein the plug further comprises a plug body disposed on the plasma cutter holder; a snap ring is arranged on the outer side wall of the plug body, and a clamping groove matched with the snap ring is formed in the inner side wall of the through hole; or, the outer side wall of the plug body is provided with a clamping groove, and the inner side wall of the through hole is provided with a clamping ring matched with the clamping groove.

9. The detachable plasma surgical electrode according to claim 1, further comprising a suction tube disposed on the plasma knife holder, wherein an inner tube and an outer sleeve are disposed in the plasma knife head and sleeved outside the inner tube, and the suction tube is communicated with the inner tube.

10. The detachable plasma surgical electrode according to claim 9, further comprising a perfusion tube, wherein the perfusion tube is disposed on the plasma knife holder, a water injection hole is disposed on a side wall of the outer sleeve, and the perfusion tube is communicated with the water injection hole.