CN217430156U

CN217430156U - Plasma operation electrode

Info

Publication number: CN217430156U
Application number: CN202220241575.2U
Authority: CN
Inventors: 朱罗刚; 张海波
Original assignee: Guangzhou Pama Medical Technology Co ltd
Current assignee: Guangzhou Pama Medical Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-09-16
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses a plasma operation electrode, relating to the technical field of medical appliance, comprising a scalpel, wherein the end part of the scalpel is provided with an electrode tip; the shell comprises a grab handle and a rotating piece, wherein a first channel penetrating through two ends of the grab handle is formed in the grab handle, the rotating piece is rotatably connected to one end of the first channel, a second channel penetrating through two ends of the rotating piece is formed in the rotating piece, and one end, far away from the electrode tip, of the scalpel enters from the other end of the first channel and is fixed in the second channel; and the connector is connected with one end of the scalpel fixed in the second channel. The utility model discloses a plasma operation electrode can make the doctor when using plasma operation electrode, conveniently adjusts the head of scalpel fast, reduces the operation degree of difficulty, improves operation efficiency.

Description

Plasma operation electrode

Technical Field

The utility model relates to the technical field of medical equipment and appliances, in particular to a plasma operation electrode.

Background

The radio frequency plasma operation electrode is a medical instrument commonly used in clinical surgery; the scalpel conducts plasma energy to the head of the scalpel by connecting the scalpel electrode system, a loop is formed by the electrode wire and the steel pipe, plasma is excited, and the effect of surgery is achieved. The direction of the existing radio frequency plasma operation electrode is fixed by integrating a cutter bar and a handle, the handle needs to be rotated simultaneously when the direction of the radio frequency plasma operation electrode head is turned, the operation electrode which is suitable for using a gripping position on the handle is not convenient to grip after the handle is rotated, the gesture is changed or the position is not convenient to use, and the difficulty degree of the operation is increased.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the embodiment of the utility model provides a plasma surgical electrode can make the doctor use plasma surgical electrode, conveniently adjusts the head of scalpel fast, reduces the operation degree of difficulty.

The plasma surgical electrode comprises a scalpel, wherein an electrode tip is arranged at the end part of the scalpel; the shell comprises a grab handle and a rotating piece, wherein a first channel penetrating through two ends of the grab handle is formed in the grab handle, the rotating piece is rotatably connected to one end of the first channel, a second channel penetrating through two ends of the rotating piece is formed in the rotating piece, and one end, far away from the electrode tip, of the scalpel enters from the other end of the first channel and is fixed in the second channel; and the connector is connected with one end of the scalpel fixed in the second channel.

As a further improvement of the above scheme, the housing further includes a limiting assembly, a first stepped hole is formed in the first passage, the rotating member has a connecting end, and after the connecting end is inserted into the first stepped hole, the connecting end is limited by the limiting assembly to be separated from the first stepped hole, wherein the connecting end is in clearance fit with the first stepped hole.

As a further improvement of the above scheme, the limiting assembly comprises a sleeve ring and a limiting ring, the limiting ring is fixed at the end of the handle, the sleeve ring is sleeved at the outer side of the connecting end, wherein a second step hole is further formed in the first channel, the connecting end is inserted into the first step hole, the sleeve ring is located in the second step hole, and the limiting ring is used for limiting the sleeve ring to be separated from the second step hole.

As a further improvement of the above scheme, the handle has a connecting portion, the limit ring has a slot matched with the connecting portion, and after the connecting portion is embedded into the slot, the limit ring presses against the sleeve ring.

As a further improvement of the above scheme, a first limiting end extends from the outer edge of the limiting ring, a second limiting end extends from the inner edge of the limiting ring, and the first limiting end and the second limiting end are located on the same side of the limiting ring to form the clamping groove.

As a further improvement of the above scheme, the limiting assembly further comprises a sealing ring, and the sealing ring is located between the connecting end and the bottom of the first stepped hole.

As a further improvement of the above scheme, the sleeve ring is bonded to the outer side of the connecting end through glue, the limit ring is bonded to the end portion of the grab handle through glue, and the diameter of the sleeve ring is smaller than that of the second stepped hole.

As a further improvement of the scheme, the lantern ring, the limiting ring, the grab handle and the rotating piece are all made of plastics.

As a further improvement of the above-mentioned scheme, the lateral surface of the grab handle has a plurality of raised lines that are convenient to hold, the lateral surface of the rotating member has a plurality of screwing blocks that are convenient to rotate the rotating member, and the plurality of raised lines and the plurality of screwing blocks are all arranged in an array.

As a further improvement of the above scheme, the scalpel includes metal rod and tubular metal resonator, the shaft overcoat of metal rod is equipped with first insulating tube, the tip of metal rod is buckled in order to form the electrode tip, the tubular metal resonator is located outside the first insulating tube, wherein, the metal rod with the tubular metal resonator all passes through the connection of electric lines the connector, the outside cover of tubular metal resonator be equipped with behind the second insulating tube through glue bond in the second passageway.

Based on the technical scheme, the embodiment of the utility model provides a following beneficial effect has at least: above-mentioned technical scheme, the grab handle is as the part of gripping of plasma operation electrode, and the grab handle has the first passageway that runs through both ends, and the rotating member rotates the one end of connecting in the first passageway, and the rotating member is equipped with and runs through both ends, and the one end that the electrode tip was kept away from to the scalpel gets into and fixes in the second passageway from the other end of first passageway, and the connector is then connected the one end that the scalpel was fixed in the second passageway. During the use, with connector and operation electrode system butt joint, conduct the electrode tip of scalpel tip with plasma energy through the connector, the user can fix plasma operation electrode through gripping the grab handle, when the direction of electrode tip is adjusted to needs, only need rotate the rotating member, can drive the axis rotation of scalpel along self to conveniently adjust the angle of electrode tip, compare grab handle and scalpel structure as an organic whole in the past, the utility model discloses a plasma scalpel can grip the electrode tip angle of adjusting the scalpel through the rotating member under the condition of position and posture not changing the user, simple structure, convenient operation, when carrying out accurate operation, more can alleviate user's the operation degree of difficulty.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the housing in the embodiment of the present invention;

fig. 3 is a structural sectional view of an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a stop collar according to an embodiment of the present invention;

fig. 5 is a structural sectional view of a grip in an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, the plasma surgical electrode of the present invention includes a scalpel 100, a housing 200 and a connector 300, the end of the scalpel 100 has a bent electrode tip, the housing 200 includes a handle 210 and a rotating member 230, a first channel running through both ends is provided on the handle 210, the rotating member 230 rotates to connect to one end of the first channel, a second channel running through both ends is provided on the rotating member 230, one end of the scalpel 100, which is far away from the electrode tip, enters from the other end of the first channel and is fixed in the second channel, the scalpel 100 can rotate around its axis by rotating the rotating member 230, thereby achieving the purpose of adjusting the position direction of the electrode tip, and the connector 300 electrically connects one end of the scalpel 100, which is fixed in the second channel.

In use, the connector 300 is mated to the surgical electrode system, plasma energy is conducted through the connector 300 to the electrode tip at the end of the scalpel 100, so that the user can perform operations such as hemostasis on the wound of a patient through the electrode tip with plasma energy, specifically, the user can fix the plasma operation electrode by holding the handle 210, when the direction of the electrode tip needs to be adjusted, only the rotating member 230 needs to be rotated, can drive scalpel 100 and follow the axis rotation of self to conveniently adjust the angle of electrode tip, compare in the past grab handle 210 and scalpel 100 structure as an organic whole, the utility model discloses a plasma operation electrode can be without changing the user and grip the electrode tip angle that adjusts scalpel 100 through rotating member 230 under the condition of position and posture, simple structure, and convenient operation more can alleviate user's the operation degree of difficulty when carrying out accurate operation.

As shown in fig. 3 and 5, the housing 200 further includes a limiting component, a first stepped hole 213 is formed in the first passage, the rotating member 230 has a connecting end 232, and after the connecting end 232 is inserted into the first stepped hole 213, the limiting component limits the connecting end 232 from being separated from the first stepped hole 213, so as to prevent the rotating member 230 from being separated from the handle 210 during use, wherein the connecting end 232 is in clearance fit with the first stepped hole 213, so that a user can rotate the rotating member 230 without using a large force.

Specifically, the limiting assembly includes a collar 240 and a limiting ring 220, the limiting ring 220 is fixed at an end of the handle 210, the collar 240 is sleeved outside the connecting end 232, wherein a second stepped hole 214 is further formed in the first passage, after the connecting end 232 is inserted into the first stepped hole 213, the collar 240 is located in the second stepped hole 214, and the collar 240 is limited to be separated from the second stepped hole 214 by the limiting ring 220. Further, the handle 210 has a connecting portion 212, the limit ring 220 has a locking groove 223 matching with the connecting portion 212, after the connecting portion 212 is inserted into the locking groove 223, the limit ring 220 presses against the collar 240, the limit ring 220 and the second stepped hole 214 at this time form a space for the collar 240 to move, and the limit ring 220, the second stepped hole 214 and the collar 240 limit the axial displacement of the rotating member 230 and simultaneously enable the rotating member 230 to rotate around the axis thereof.

It should be noted that the lantern ring 240 is bonded to the outer side of the connecting end 232 through glue, and the inner hole of the lantern ring 240 is in clearance fit with the connecting end 232, so that the lantern ring 240 is conveniently sleeved into the connecting end 232, the limiting ring 220 is also bonded to the end of the handle 210 through glue, the whole housing 200 looks more beautiful through the glue bonding mode, and the glue is preferably environment-friendly insulation type AB glue. In other embodiments, the fastening manner of the collar 240 and the connecting end 232 may be to drill a threaded hole on the collar 240, and the collar 240 is supported against the connecting end 232 by screwing a screw into the threaded hole, so that the collar 240 is not easily separated from the connecting end 232, and the connection is also stable, and on the contrary, the connection fixing manner of the limiting ring 220 and the handle 210 may also be a threaded connection. The diameter of the collar 240 is smaller than the diameter of the second stepped hole 214, and the diameter of the collar 240 is smaller than the diameter of the second stepped hole 214, so as not to increase the contact area between the rotating member 230 and the grip 210, and further to reduce the friction force and reduce the operation difficulty when the user uses the handle with one hand.

Further, as shown in fig. 4, the outer edge of the limiting ring 220 extends to form a first limiting end 222, the inner edge of the limiting ring 220 extends to form a second limiting end 221, and the first limiting end 222 and the second limiting end 221 are located on the same side of the limiting ring 220 to form a clamping groove 223, wherein glue is applied to one surface of the clamping groove 223, which is in contact with the connecting portion 212, so that the connecting portion 212 is embedded into the clamping groove 223 and is connected more stably.

Preferably, the limiting assembly further comprises a sealing ring 250, the sealing ring 250 is located between the connecting end 232 and the bottom of the first stepped hole 213, when the limiting ring 220 abuts against the sleeve ring 240, the connecting end 232 presses the sealing ring 250 against the bottom of the first stepped hole 213, and by arranging the sealing ring 250, the phenomenon that the rotating member 230 is blocked and cannot rotate when the shell 200 is assembled can be effectively avoided.

In this embodiment, the collar 240, the position-limiting ring 220, the handle 210 and the rotating member 230 are all made of plastic, and the housing 200 made of plastic has light weight, but the collar 240, the position-limiting ring 220, the handle 210 and the rotating member 230 may also be made of other insulating materials, which are not illustrated herein.

Preferably, as shown in fig. 1 and 3, the outer side surface of the handle 210 has a plurality of protruding strips 211 for facilitating holding, the outer side surface of the rotating member 230 has a plurality of screwing blocks 231 for facilitating rotating the rotating member 230, and the plurality of protruding strips 211 and the plurality of screwing blocks 231 are arranged in an array.

Further, the scalpel 100 comprises a metal rod 110 and a metal tube 130, a first insulating tube 120 is sleeved outside a rod body of the metal rod 110, an end portion of the metal rod 110 is bent to form an electrode tip, the metal tube 130 is sleeved outside the first insulating tube 120, wherein the metal rod 110 and the metal tube 130 are connected with a connector 300 through wires, and the second insulating tube 140 is sleeved outside the metal tube 130 and then is adhered to the second channel through glue, so that the scalpel 100 is fixed in the second channel. It should be noted that the metal rod 110 is made of a tungsten-aluminum alloy, and the metal tube 130 is made of a medical metal material, and may be medical stainless steel.

Wherein, connector 300 includes connector 310 and wire 320, wire 230 includes the first utmost point and second utmost point, metal bar 110 is connected to the first utmost point, tubular metal resonator 130 is connected to the second utmost point, the first utmost point here is the energy output utmost point, the second utmost point is the energy return circuit utmost point, after connector 310 put through operation electrode system, form a radio frequency plasma energy return circuit between the tip of electrode tip and tubular metal resonator 130, during the use, operation such as hemostasis is carried out to the wound of disease to this radio frequency plasma return circuit of doctor accessible, use the utility model discloses a plasma operation electrode can effectively accelerate doctor's operation efficiency.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A plasma surgical electrode, comprising: comprises that

A scalpel (100), an end of the scalpel (100) having an electrode tip;

the scalpel comprises a shell (200), wherein the shell (200) comprises a grab handle (210) and a rotating piece (230), a first channel penetrating through two ends of the grab handle (210) is formed in the grab handle, the rotating piece (230) is rotatably connected to one end of the first channel, a second channel penetrating through two ends of the rotating piece (230) is formed in the rotating piece (230), and one end, far away from the electrode head, of the scalpel (100) enters from the other end of the first channel and is fixed in the second channel; and

a connector (300), the connector (300) connecting one end of the scalpel (100) fixed in the second channel.

2. The plasma surgical electrode of claim 1, wherein: the shell (200) further comprises a limiting assembly, a first stepped hole (213) is formed in the first channel, the rotating piece (230) is provided with a connecting end (232), the connecting end (232) is inserted into the first stepped hole (213) and then passes through the limiting assembly to limit the connecting end (232) to be separated from the first stepped hole (213), and the connecting end (232) is in clearance fit with the first stepped hole (213).

3. The plasma surgical electrode of claim 2, wherein: the limiting assembly comprises a sleeve ring (240) and a limiting ring (220), the limiting ring (220) is fixed at the end of the grab handle (210), the sleeve ring (240) is sleeved on the outer side of the connecting end (232), a second stepped hole (214) is further formed in the first channel, the connecting end (232) is inserted into the first stepped hole (213), the sleeve ring (240) is located in the second stepped hole (214), and the sleeve ring (240) is limited to be separated from the second stepped hole (214) through the limiting ring (220).

4. The plasma surgical electrode of claim 3, wherein: the grab handle (210) is provided with a connecting part (212), the limit ring (220) is provided with a clamping groove (223) matched with the connecting part (212), the connecting part (212) is embedded into the clamping groove (223), and then the limit ring (220) is pressed against the sleeve ring (240).

5. The plasma surgical electrode of claim 4, wherein: the outer edge of the limiting ring (220) extends to form a first limiting end (222), the inner edge of the limiting ring (220) extends to form a second limiting end (221), and the first limiting end (222) and the second limiting end (221) are located on the same side of the limiting ring (220) to form the clamping groove (223).

6. The plasma surgical electrode of claim 3, wherein: the limiting assembly further comprises a sealing ring (250), and the sealing ring (250) is located between the connecting end (232) and the bottom of the first stepped hole (213).

7. The plasma surgical electrode of claim 3, wherein: the lantern ring (240) is bonded to the outer side of the connecting end (232) through glue, the limiting ring (220) is bonded to the end portion of the grab handle (210) through glue, and the diameter of the lantern ring (240) is smaller than that of the second stepped hole (214).

8. The plasma surgical electrode of claim 3, wherein: the collar (240), the stop collar (220), the grip (210), and the rotating member (230) are all made of plastic.

9. The plasma surgical electrode according to any one of claims 1 to 8, wherein: the lateral surface of grab handle (210) has a plurality of sand grips (211) that conveniently hold, the lateral surface of revolving part (230) has the convenience and rotates a plurality of revolving part (230) revolve wrong piece (231), a plurality of sand grip (211) and a plurality of revolve wrong piece (231) equal array arrangement.

10. The plasma surgical electrode according to any one of claims 1 to 8, wherein: scalpel (100) includes metal rod (110) and tubular metal resonator (130), the shaft overcoat of metal rod (110) is equipped with first insulating tube (120), the tip of metal rod (110) is buckled in order to form the electrode tip, tubular metal resonator (130) cover is located outside first insulating tube (120), wherein, metal rod (110) with tubular metal resonator (130) all through the connection of electric lines connector (300), the outside cover of tubular metal resonator (130) is equipped with behind second insulating tube (140) bond in through glue in the second passageway.