CN210811493U - Radio frequency ablation operation electrode with water dropping function - Google Patents
Radio frequency ablation operation electrode with water dropping function Download PDFInfo
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- CN210811493U CN210811493U CN201921443265.3U CN201921443265U CN210811493U CN 210811493 U CN210811493 U CN 210811493U CN 201921443265 U CN201921443265 U CN 201921443265U CN 210811493 U CN210811493 U CN 210811493U
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Abstract
The utility model discloses a radio frequency ablation operation electrode with water dropping function, which comprises a handle, an electrode, a cable conductor and a water dropping pipe, wherein the handle is provided with a rear telescopic pipe and a front telescopic pipe which are movably connected, a double-channel insulating pipe and an electrode pipe are arranged in the rear telescopic pipe and the front telescopic pipe, a gap is arranged between the double-channel insulating pipe and the electrode pipe to form a physiological saline channel, one end of the physiological saline channel is sealed by a sealing ring, the other end of the physiological saline channel is sealed by an electrode, an inter-channel insulating layer is arranged in the double-channel insulating pipe and divides the double-channel insulating pipe into independent channels, the independent channels of the double-channel insulating pipe are respectively provided with a guide wire, one end of the guide wire is connected with the cable conductor, the other end of the guide wire is connected with the electrode, when the rear telescopic pipe moves forwards to compress a spring, when the spring recovers to long time, the electrode retracts to seal the physiological saline channel.
Description
Technical Field
The utility model relates to a medical appliance, in particular to a radio frequency ablation operation electrode with a water dripping function.
Background
At present, a high-frequency electric scalpel is widely used in surgical operation, because a surgical electrode generates large heat during working, the temperature of the electrode is high, and the mechanical strength of the electrode which is too thin or too thin is not enough to support the completion of the operation, the electrode of the existing high-frequency electric scalpel is thick, so that a wider incision is cut for human tissues, and the high temperature causes great thermal damage to peripheral tissues, so that the high-frequency electric scalpel is not suitable for the requirement of fine operation. The low-temperature plasma electrotome adopts a low-temperature ablation technology, utilizes the high-energy characteristic of a 100KHz radio-frequency electric field to form a plasma thin layer between an electrode and a tissue, ions in the thin layer are accelerated by the electric field and then transfer energy to the tissue, and intercellular molecular bonding bonds are opened at low temperature (40-70 ℃), so that the tissue is cut, ablated and stopped bleeding, the tissue damage and the pain of a patient are greatly relieved, and the recovery period is shortened. With the development of plasma technology and the gradual expansion of clinical application, it is essential to research plasma radio frequency surgical electrodes capable of meeting various clinical requirements to solve various clinical symptoms.
At present, in the existing operation electrode, the electrode with the water dropping function cannot timely open and close the water dropping channel.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a radio frequency ablation operation electrode with drip function, this electrode drip function in time opens when can guaranteeing the operation, and the passageway that will drip when the operation stops closes.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a radio frequency ablation operation electrode with a water dropping function comprises a handle, an electrode, a cable and a water dropping pipe, wherein the handle is provided with a rear telescopic pipe and a front telescopic pipe, the front end of the rear telescopic pipe is inserted into the front telescopic pipe in a matching manner, a spring is arranged between the rear telescopic pipe and the front telescopic pipe, a double-channel insulating pipe is arranged in the rear telescopic pipe and the front telescopic pipe, the front part of the double-channel insulating pipe extends out of the front telescopic pipe, the part of the double-channel insulating pipe in the front telescopic pipe and the part extending out of the front telescopic pipe are sleeved with an electrode pipe, a gap is arranged between the double-channel insulating pipe and the electrode pipe to form a physiological saline passage, one end of the physiological saline passage is sealed by a sealing ring, the other end of the physiological saline passage is sealed by an electrode, one end of the water dropping pipe is communicated with the physiological, the insulating layer falls into a binary channels insulating tube individual independent passageway between the passageway, sets up respectively in the individual independent passageway of binary channels insulating tube and sets up the seal wire, and the one end and the cable conductor of seal wire are connected, and the other end and the electrode of seal wire are connected, and when flexible pipe forward motion compression spring of back, the electrode stretches out to the front end and makes the normal saline passageway open in electrode department, and when restoring back the long term during spring, the electrode contracts and seals the normal saline passageway.
Adopt above-mentioned technical scheme the utility model discloses, compare with prior art, beneficial effect is:
has the functions of cutting, melting and hemostasis, can ensure that the drip channel is opened in time when the operation is stopped. Compared with the common operation electrode, the minimally invasive operation is minimally invasive, the channel is small, the operation wound surface of a patient is small, the operation time is short, the temperature generated during the operation is low, the water dripping function can further reduce the temperature, the damage to tissues is small, and the postoperative recovery is fast.
Further, the utility model discloses preferred scheme is:
the rear telescopic pipe and the front telescopic pipe are connected with a handle, the handle is arc-shaped, and two ends of the handle are respectively connected and fixed with the rear telescopic pipe and the front telescopic pipe.
The handle is made of elastic material, when the handle is stressed, the rear telescopic pipe and the front telescopic pipe are close to each other, and when the handle is not stressed, the rear telescopic pipe and the front telescopic pipe are restored to the original state under the action of the spring.
And the rear telescopic pipe and the front telescopic pipe are respectively provided with a handle fixing pin which is used for installing a handle.
Through setting up the handle fixed pin, be convenient for connect fixed handle.
The rear telescopic pipe is internally provided with a guide wire locking part, the tail part of the guide wire locking part is provided with a threaded hole, and the guide wire locking part fixes the guide wire through the matching of a cylindrical lock nut.
Through the arrangement, the guide wire is convenient to connect and fix.
The front end of the front telescopic pipe is provided with a threaded opening, and the front telescopic pipe is fixed on the electrode pipe through a conical locking nut and an electrode pipe locking component.
Through the arrangement, the electrode tubes are convenient to connect and fix.
The outer side wall of the front end of the rear telescopic pipe is provided with a limiting groove, the rear end of the front telescopic pipe and the corresponding position of the limiting groove are provided with positioning holes, and a positioning pin is arranged in the positioning holes and matched with the limiting groove to limit the rear telescopic pipe.
Through setting up spacing groove, locating hole and locating pin, be convenient for to the relative position of the flexible pipe of back of injecing with preceding telescopic pipe.
The other end of the cable is connected with a plug, and the plug is connected with the host.
Through setting up the plug, be convenient for this device and host computer be connected.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an electrode structure;
FIG. 3 is a cross-sectional view of a guidewire passing through a dual channel insulating tube;
fig. 4 is a schematic structural view of the rear telescopic tube 11;
FIG. 5 is a schematic structural view of the telescopic tube 2;
FIG. 6 is a schematic view of a guidewire locking feature;
FIG. 7 is a schematic view of the electrode tube locking assembly;
FIG. 8 is a schematic structural view of a second embodiment of an electrode;
description of reference numerals: 1-a plug; 2-a cable line; 3-guide wire; 4-an electrode; 5-a water dropping pipe; 6-electrode tube; 7-double-channel insulating tube; 8-sealing ring; 9-cylindrical lock nut; 10-a guide wire locking feature; 11-rear telescopic tube 11; 12-a handle fixation pin; 13-a limiting groove; 14-a spring; 15-telescoping tube 2; 16-positioning holes; 17-electrode tube locking means; 17-tapered locking nut; 18-tapered locking nut; 19-a handle; 20-an inter-channel insulating layer; 21-channel arc insulating layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1, a radiofrequency ablation operation electrode with a water dropping function comprises a handle, an electrode 4, a cable 2 and a water dropping pipe 5, wherein the handle is provided with a rear telescopic pipe 11 and a front telescopic pipe 15, the front end of the rear telescopic pipe 11 is inserted into the front telescopic pipe 15 in a matching manner, a spring 14 is arranged between the rear telescopic pipe 11 and the front telescopic pipe 15, a double-channel insulating pipe 7 is arranged in the rear telescopic pipe 11 and the front telescopic pipe 15, the front part of the double-channel insulating pipe 7 extends out of the front telescopic pipe 15, the part of the double-channel insulating pipe 7 in the front telescopic pipe 15 and the part extending out of the front telescopic pipe 15 are sleeved with the electrode pipe 6, a gap is arranged between the double-channel insulating pipe 7 and the electrode pipe 6 to form a physiological saline passage, one end of the physiological saline passage is sealed by a sealing ring 8, the other end of the physiological saline passage is sealed by an electrode 4, one end of the water dropping pipe 5, be equipped with interchannel insulating layer 20 in the binary channels insulating tube 7, interchannel insulating layer 20 falls into 2 independent passageways with binary channels insulating tube 7, set up respectively in 2 independent passageways of binary channels insulating tube 7 and set up seal wire 3, the one end and the cable conductor connection of seal wire 3, the other end and the electrode 4 of seal wire 3 are connected, back flexible pipe 11 is during forward motion compression spring 14, electrode 4 stretches out to make the normal saline passageway open in electrode 4 department to the front end, when spring 14 recovers back long term, electrode 4 contracts and seals the normal saline passageway.
Referring to fig. 2 and 8, the electrode 4 is spot-welded on the guide wire 3 by laser, is semi-arc and bipolar, is provided with an insulating layer 20 between two channel insulating tubes, is made of stainless steel, and forms an arc angle of 0-60 degrees after extending out of the electrode tube, thereby effectively expanding the treatment range of the focus part.
Referring to fig. 3, the double-channel insulating tube 7 provides an insulating channel for the guide wire 3, the double-channel insulating tube 7 is made of fluoroplastic materials, and the guide wire 3 is made of stainless steel materials with specific models and has good memorability.
Referring to fig. 4, two sides of the middle part of the rear telescopic tube 11 are provided with handle fixing pins 12, the tail part is provided with threads, the cavity provided with the guide wire locking component 10 is a conical cavity, the conical cavity is matched with the guide wire locking component 10 and the cylindrical locking nut 9 to fix the guide wire 3, the front end of the rear telescopic tube 11 is provided with a limiting groove 13, the length is set according to requirements, and the length is generally 12-17 mm.
Referring to fig. 5, both sides of the front part of the front telescopic tube 15 are provided with handle fixing pins 12, the front part is provided with threads, the cavity provided with the electrode tube locking part 17 is a conical cavity, the conical cavity is matched with a conical lock nut 18 to fix the electrode tube 6, the inner diameter of the cavity at the rear end of the front telescopic tube 15 is matched with the outer diameter of the front end of the rear telescopic tube 11, a positioning hole 16 is arranged at the corresponding position of the rear end of the front telescopic tube 15 and the limiting groove 13, and a positioning pin is arranged in the positioning hole 16 and matched with the limiting groove 13 to limit the rear telescopic tube 11.
Referring to fig. 6, the guide wire locking component 10 is of a cone shape, the guide wire locking component 10 is matched with the rear telescopic pipe 11, and the cylindrical locking nut 9 is used for fixing the guide wire.
Referring to fig. 7, the electrode tube locking member 17 is a cone, and the electrode tube locking member 17 is matched with the front telescopic tube 15 and the tapered locking nut 18 to fix the electrode tube 6.
The above description is only the specific embodiments of the present invention, but the protection of the present invention is not limited thereto, and any changes or substitutions equivalent to the technical features of the present technical solution, which can be conceived by those skilled in the art, are all covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a radio frequency ablation operation electrode with drip function, includes handle, electrode, cable conductor, drip pipe, its characterized in that: the handle is provided with a rear telescopic pipe and a front telescopic pipe, the front end of the rear telescopic pipe is inserted into the front telescopic pipe in a matching way, a spring is arranged between the rear telescopic pipe and the front telescopic pipe, a double-channel insulating pipe is arranged in the rear telescopic pipe and the front telescopic pipe, the front part of the double-channel insulating pipe extends out of the front telescopic pipe, the part of the double-channel insulating pipe in the front telescopic pipe and the part of the double-channel insulating pipe extending out of the front telescopic pipe are sleeved with an electrode pipe, a gap is arranged between the double-channel insulating pipe and the electrode pipe to form a physiological saline channel, one end of the physiological saline channel is sealed by a sealing ring, the other end of the physiological saline channel is electrically sealed, one end of the drip pipe is communicated with the physiological saline channel by a sealing ring after passing through the rear telescopic pipe, an inter-channel insulating layer is arranged in the double-channel, one end of the guide wire is connected with the cable, the other end of the guide wire is connected with the electrode, when the rear telescopic tube moves forwards to compress the spring, the electrode extends out to the front end to open the physiological saline channel at the electrode, and when the spring recovers to a long time, the electrode retracts to close the physiological saline channel.
2. The radiofrequency ablation surgical electrode with a water dripping function of claim 1, wherein: the rear telescopic pipe and the front telescopic pipe are connected with a handle, the handle is arc-shaped, and two ends of the handle are respectively connected and fixed with the rear telescopic pipe and the front telescopic pipe.
3. The radiofrequency ablation surgical electrode with a water dripping function of claim 2, wherein: and the rear telescopic pipe and the front telescopic pipe are respectively provided with a handle fixing pin which is used for installing a handle.
4. The radiofrequency ablation surgical electrode with a water dripping function of claim 1, wherein: the rear telescopic pipe is internally provided with a guide wire locking part, the tail part of the guide wire locking part is provided with a threaded hole, and the guide wire locking part fixes the guide wire through the matching of a cylindrical lock nut.
5. The radiofrequency ablation surgical electrode with a water dripping function of claim 1, wherein: the front end of the front telescopic pipe is provided with a threaded opening, and the front telescopic pipe is fixed on the electrode pipe through a conical locking nut and an electrode pipe locking component.
6. The radiofrequency ablation surgical electrode with a water dripping function of claim 1, wherein: the outer side wall of the front end of the rear telescopic pipe is provided with a limiting groove, the rear end of the front telescopic pipe and the corresponding position of the limiting groove are provided with positioning holes, and a positioning pin is arranged in the positioning holes and matched with the limiting groove to limit the rear telescopic pipe.
7. The radiofrequency ablation surgical electrode with a water dripping function according to claim 1, wherein: the other end of the cable is connected with a plug, and the plug is connected with the host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443265.3U CN210811493U (en) | 2019-09-02 | 2019-09-02 | Radio frequency ablation operation electrode with water dropping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443265.3U CN210811493U (en) | 2019-09-02 | 2019-09-02 | Radio frequency ablation operation electrode with water dropping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210811493U true CN210811493U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921443265.3U Active CN210811493U (en) | 2019-09-02 | 2019-09-02 | Radio frequency ablation operation electrode with water dropping function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210811493U (en) |
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2019
- 2019-09-02 CN CN201921443265.3U patent/CN210811493U/en active Active
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