CN114271934B - Disposable needle electrode for medical use - Google Patents
Disposable needle electrode for medical use Download PDFInfo
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- CN114271934B CN114271934B CN202111496153.6A CN202111496153A CN114271934B CN 114271934 B CN114271934 B CN 114271934B CN 202111496153 A CN202111496153 A CN 202111496153A CN 114271934 B CN114271934 B CN 114271934B
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- clamping sleeve
- electrode
- needle
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- 238000009434 installation Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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Abstract
The invention relates to the field of medical appliances, in particular to a medical disposable needle electrode, which comprises a needle cylinder, wherein a cap is arranged at the upper part of the needle cylinder, an electrifying clamping structure matched with an electrode needle penetrating through the needle cylinder is arranged in the cap, the electrifying clamping structure is electrically matched with the electrode needle clamped by the electrifying clamping structure, and an electricity receiving socket penetrating out of the cap is electrically connected with the electrifying clamping structure; the invention aims to provide a medical disposable needle electrode, a cap is designed, an electrified clamping structure matched with an electrode needle is arranged in the cap, the electrode needle is replaced in a plugging mode, and the operation is simple.
Description
Technical Field
The invention relates to the field of medical appliances, in particular to a medical disposable needle electrode.
Background
The high-frequency electrode heats the tissue when contacting the body through the high-frequency high-voltage current generated by the end part, so as to realize the separation and solidification of the body tissue, but the prior high-frequency electrode has a plurality of inconveniences, such as the need of replacing different electrode needles in the operation process, the whole electrode needs to be replaced, and the screw-connected electrode needle is inconvenient to screw because the electrode head is relatively thin, especially for medical staff with operation sleeves, the screwing is more inconvenient, and the screw-connection structure is easy to generate the condition of sliding wires.
Disclosure of Invention
The invention aims to provide a medical disposable needle electrode, a cap is designed, an electrified clamping structure matched with an electrode needle is arranged in the cap, the electrode needle is replaced in a plugging mode, and the operation is simple.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a medical disposable needle electrode, includes the cylinder, cylinder upper portion be provided with the cap, the cap in be provided with pass the electrode needle complex circular telegram chucking structure of cylinder, circular telegram chucking structure rather than the electrode needle electric fit of chucking, and circular telegram chucking structure electric connection has the electric socket that connects that wears out the cap.
Preferably, the circular telegram chucking structure including setting up the cylindrical installation piece at the top in the cap, the lower part embedding of installation piece have the electric piece that connects, and the lower part fixedly connected with clamping sleeve of installation piece, the clamping sleeve become annular clearance by the arc piece and distribute and constitute, and the external diameter of clamping sleeve is unanimous with the external diameter of installation piece, clamping sleeve and electrode needle interference fit, and the arc piece that constitutes the clamping sleeve is elastic material, the outside cooperation of clamping sleeve have chucking device.
Preferably, the clamping device comprises a clamping movable block arranged above the cap, a clamping connecting rod penetrating into the cap is connected to the lower side of the clamping movable block, a clamping sleeve is connected to the lower end of the clamping connecting rod, the clamping sleeve is in sleeve joint fit with the mounting block, the fit clearance is smaller than 0.2mm, and a clamping movable bracelet is arranged above the clamping movable block.
Preferably, the mounting block is provided with a wiring hole in a vertical trend, and a wire harness between the power connection socket and the power connection block passes through the wiring hole.
Preferably, the manufacturing method of the cap and the electrified clamping structure comprises the following steps:
step one: the mounting block, the power connection block, the wiring socket and the clamping sleeve are prepared to be assembled;
step two: preparing a combination body for clamping the connecting rod and the clamping sleeve, and a combination body for clamping the movable block and the movable bracelet;
step three: the combination body of the clamping connecting rod and the clamping sleeve passes through the cap from the inside to the outside of the cap, and the part of the clamping connecting rod which passes through is welded with the clamping movable block;
step four: the mounting block penetrates through the clamping sleeve, the wiring jack penetrates out of the cap to enable the mounting block to be in contact with the top of the cap, and the mounting block and the cap are connected into a whole through welding, so that the manufacture of the electrified clamping structure and the cap is completed.
Preferably, the cap is in threaded socket fit with the needle cylinder.
The beneficial effects of the invention are as follows:
1. the design of cap to set up in the cap with electrode needle complex circular telegram chucking structure, realize through the plug mode that electrode needle changed, easy operation.
2. The circular telegram chucking structure is through carrying out the chucking to the electrode needle with electrode needle interference fit's clamping sleeve cooperation chucking device, through the structural design of clamping sleeve, can make the clamping sleeve appear outwards deformation when electrode needle plug, and then can not cause great wearing and tearing to the two, can guarantee through the deformation of clamping device restriction clamping sleeve again that clamping sleeve's closely cup joints with the electrode needle when needs press from both sides tightly simultaneously.
3. The design of chucking structure can adjust the height of chucking cover through chucking activity ring outside the cap, and then adjusts the chucking and the state of unclamping, convenient operation, the medical personnel operation of being convenient for.
4. The manufacturing method of the electrified clamping structure and the cap can achieve the positioning and limiting effects on the installation of the installation block through the clamping sleeve.
Drawings
Fig. 1 is a schematic structural view of a disposable needle electrode for medical use.
Fig. 2 is a schematic view of a cap and energized clamping structure.
Fig. 3 is a schematic diagram of the cooperation of the clamping sleeve, the clamping sleeve and the electrode needle.
The text labels shown in the figures are expressed as: 1. a needle cylinder; 2. a cap; 3. an electrode needle; 4. a mounting block; 5. a power connection block; 6. an electric connection socket; 7. a clamping sleeve; 8. a clamping sleeve; 9. clamping the connecting rod; 10. clamping the movable block; 11. clamping the movable bracelet; 12. and a wiring hole.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.
As shown in fig. 1-2, the specific structure of the invention is as follows: the disposable medical needle electrode comprises a needle cylinder 1, wherein a cap 2 is arranged at the upper part of the needle cylinder 1, an electrifying clamping structure matched with an electrode needle 3 penetrating through the needle cylinder 1 is arranged in the cap 2, the electrifying clamping structure is electrically matched with the electrode needle 3 clamped by the electrifying clamping structure, and an electricity receiving socket 6 penetrating out of the cap 2 is electrically connected with the electrifying clamping structure; the energizing and clamping structure comprises a cylindrical mounting block 4 arranged at the inner top of the cap 2, a power connection block 5 is embedded in the lower part of the mounting block 4, a clamping sleeve 7 is fixedly connected to the lower part of the mounting block 4, the clamping sleeve 7 is formed by distributing arc sheets into annular gaps, the outer diameter of the clamping sleeve 7 is consistent with the outer diameter of the mounting block 4, the clamping sleeve 7 is in interference fit with the electrode needle 3, the arc sheets forming the clamping sleeve 7 are made of elastic materials, and a clamping device is matched with the outer side of the clamping sleeve 7; the clamping device comprises a clamping movable block 10 arranged above the cap 2, a clamping connecting rod 9 penetrating into the cap 2 is connected below the clamping movable block 10, a clamping sleeve 8 is connected to the lower end of the clamping connecting rod 9, the clamping sleeve 8 is in sleeve joint fit with the mounting block 4, the fit clearance is smaller than 0.2mm, and a clamping movable bracelet 11 is arranged above the clamping movable block 10; the mounting block 4 is provided with a wiring hole 12 which runs vertically, and a wire harness between the power receiving socket 6 and the power receiving block 5 passes through the wiring hole 12.
When the electrode needle 3 is specifically used, the clamping sleeve 8 is lifted to the highest position through the clamping movable hand ring 11, then the electrode needle 3 is inserted into the needle cylinder 1 and continuously inserted, the electrode needle 3 is inserted into the clamping sleeve 7 and is electrically connected with the power receiving block 5, the electrode needle 3 can be outwards extruded to form an arc piece of the clamping sleeve 7, then the position of the electrode needle 3 is kept, the clamping movable hand ring 11 drives the clamping movable block 10 to descend to the lowest position, the clamping sleeve 8 at the moment can extrude the outer side of the extruded clamping sleeve 7 again, so that the clamping sleeve 7 can ensure that the clamping sleeve 7 has clamping force on the electrode needle 3, the electrode needle 3 cannot slide in the using process, further, the stable electric connection of the electrode needle 3 is ensured, when the electrode needle 3 is specifically used, the electrode needle 3 can be easily pulled out and replaced by only driving the clamping sleeve 8 to ascend through the clamping movable hand ring 11.
As shown in fig. 2-3, the method for manufacturing the cap and the electrified clamping structure comprises the following steps:
step one: the mounting block, the power connection block, the wiring socket and the clamping sleeve are prepared to be assembled;
step two: preparing a combination body for clamping the connecting rod and the clamping sleeve, and a combination body for clamping the movable block and the movable bracelet;
step three: the combination body of the clamping connecting rod and the clamping sleeve passes through the cap from the inside to the outside of the cap, and the part of the clamping connecting rod which passes through is welded with the clamping movable block;
step four: the mounting block penetrates through the clamping sleeve, the wiring jack penetrates out of the cap to enable the mounting block to be in contact with the top of the cap, and the mounting block and the cap are connected into a whole through welding, so that the manufacture of the electrified clamping structure and the cap is completed.
Through the assembly of the cap and the electrified clamping structure in the steps, the mounting block can be positioned through the clamping sleeve, so that the electrode needle can be accurately inserted into the clamping sleeve after passing through the needle cylinder.
When specific preparation, can also detect the combination of cap and circular telegram chucking structure, namely electrode needle and circular telegram chucking structure are assembled to carry out the chucking back, press from both sides the lower extreme of electrode needle tightly and can test the high-frequency high-voltage current that the electrode needle sent, then put through the electric jack and put through the power, pull up the cap through certain pulling force, see whether the electrode needle can also send high-frequency high-voltage current, so can detect circular telegram chucking structure and to the centre gripping temperature nature of electrode needle.
As shown in fig. 1-2, the cap 2 is in threaded sleeve joint with the needle cylinder 1; the relative position of the cap 2 and the needle cylinder 1 can be adjusted through threaded sleeve joint fit, and then the relative distance between the bottom end of the electrode needle 3 and the bottom end of the needle cylinder 1 can be adjusted.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (4)
1. The utility model provides a medical disposable needle electrode, includes cylinder (1), its characterized in that, cylinder (1) upper portion be provided with cap (2), cap (2) in be provided with electrode needle (3) complex circular telegram chucking structure that pass cylinder (1), circular telegram chucking structure and electrode needle (3) electric fit rather than the chucking, and circular telegram chucking structure electric connection have electric jack (6) that wears out cap (2), circular telegram chucking structure including setting up cylindrical installation piece (4) at the top in cap (2), the lower part embedding of installation piece (4) have electric connection piece (5), and the lower part fixedly connected with clamping sleeve (7) of installation piece (4), clamping sleeve (7) become annular clearance distribution by the arc piece and constitute, and the external diameter of clamping sleeve (7) is unanimous with the external diameter of installation piece (4), clamping sleeve (7) and electrode needle (3) interference fit, and the arc piece that constitutes clamping sleeve (7) is elastic material, the outside of clamping sleeve (7) have the circular telegram chucking device embedding of top in cap (2) have a circular connection piece (5), clamping sleeve (7) have clamping sleeve (10) to penetrate in the connecting rod (9) of clamping piece (10) under connecting to the connecting rod (9), the clamping sleeve (8) is in sleeve joint fit with the mounting block (4), the fit clearance is smaller than 0.2mm, and the clamping movable hand ring (11) is arranged above the clamping movable block (10).
2. A disposable needle electrode for medical use according to claim 1, characterized in that said mounting block (4) is provided with a vertically oriented wire connection hole (12), and a wire harness between the electrical connection socket (6) and the electrical connection block (5) passes through the wire connection hole (12).
3. The disposable needle electrode for medical use according to claim 2, wherein the method for manufacturing the cap and the energizing and clamping structure comprises the steps of:
step one: the mounting block, the power connection block, the wiring socket and the clamping sleeve are prepared to be assembled;
step two: preparing a combination body for clamping the connecting rod and the clamping sleeve, and a combination body for clamping the movable block and the movable bracelet;
step three: the combination body of the clamping connecting rod and the clamping sleeve passes through the cap from the inside to the outside of the cap, and the part of the clamping connecting rod which passes through is welded with the clamping movable block;
step four: the mounting block penetrates through the clamping sleeve, the wiring jack penetrates out of the cap to enable the mounting block to be in contact with the top of the cap, and the mounting block and the cap are connected into a whole through welding, so that the manufacture of the electrified clamping structure and the cap is completed.
4. A disposable needle electrode for medical use according to claim 1 or 2, characterized in that the cap (2) is screw-socket fitted with the barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496153.6A CN114271934B (en) | 2021-12-09 | 2021-12-09 | Disposable needle electrode for medical use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496153.6A CN114271934B (en) | 2021-12-09 | 2021-12-09 | Disposable needle electrode for medical use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114271934A CN114271934A (en) | 2022-04-05 |
| CN114271934B true CN114271934B (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111496153.6A Active CN114271934B (en) | 2021-12-09 | 2021-12-09 | Disposable needle electrode for medical use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114271934B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2788838Y (en) * | 2005-05-10 | 2006-06-21 | 杨明章 | One-pole needle type electrode for hemangioma therapeutical instrument |
| CN106473805A (en) * | 2016-11-15 | 2017-03-08 | 浙江创想医学科技有限公司 | A kind of alimentary canal hemostatic clamp for repeating folding and rotation with coagulation |
| EP3141203A1 (en) * | 2015-09-10 | 2017-03-15 | Erbe Elektromedizin GmbH | Ablation device for large-scale mucosa ablation |
| CN108742615A (en) * | 2018-06-25 | 2018-11-06 | 衢州学院 | A kind of myoelectricity needle with swing-around trajectory |
| CN209059204U (en) * | 2018-08-06 | 2019-07-05 | 西安交通大学医学院第一附属医院 | Electrophysiologic monitoring pin electrode in a kind of Novel neurosurgery art |
| CN213345941U (en) * | 2020-07-27 | 2021-06-04 | 杭州睿笛生物科技有限公司 | Parallel fixation clamp of electrode needle |
| CN213739736U (en) * | 2020-11-16 | 2021-07-20 | 橙河微系统科技(上海)有限公司 | Micro-nano printing glass needle head clamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8932208B2 (en) * | 2005-05-26 | 2015-01-13 | Maquet Cardiovascular Llc | Apparatus and methods for performing minimally-invasive surgical procedures |
-
2021
- 2021-12-09 CN CN202111496153.6A patent/CN114271934B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2788838Y (en) * | 2005-05-10 | 2006-06-21 | 杨明章 | One-pole needle type electrode for hemangioma therapeutical instrument |
| EP3141203A1 (en) * | 2015-09-10 | 2017-03-15 | Erbe Elektromedizin GmbH | Ablation device for large-scale mucosa ablation |
| CN106473805A (en) * | 2016-11-15 | 2017-03-08 | 浙江创想医学科技有限公司 | A kind of alimentary canal hemostatic clamp for repeating folding and rotation with coagulation |
| CN108742615A (en) * | 2018-06-25 | 2018-11-06 | 衢州学院 | A kind of myoelectricity needle with swing-around trajectory |
| CN209059204U (en) * | 2018-08-06 | 2019-07-05 | 西安交通大学医学院第一附属医院 | Electrophysiologic monitoring pin electrode in a kind of Novel neurosurgery art |
| CN213345941U (en) * | 2020-07-27 | 2021-06-04 | 杭州睿笛生物科技有限公司 | Parallel fixation clamp of electrode needle |
| CN213739736U (en) * | 2020-11-16 | 2021-07-20 | 橙河微系统科技(上海)有限公司 | Micro-nano printing glass needle head clamp |
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| Publication number | Publication date |
|---|---|
| CN114271934A (en) | 2022-04-05 |
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