CN210644166U - Integrated electrode and ablation forceps with same - Google Patents
Integrated electrode and ablation forceps with same Download PDFInfo
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- CN210644166U CN210644166U CN201920894709.9U CN201920894709U CN210644166U CN 210644166 U CN210644166 U CN 210644166U CN 201920894709 U CN201920894709 U CN 201920894709U CN 210644166 U CN210644166 U CN 210644166U
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Abstract
The utility model provides an integrated electrode and have its ablation pincers. Wherein, integration electrode includes: the electrode wire comprises an electrode wire body and a bulge arranged on the side surface of the electrode wire body; the electroplated layer is coated outside the electrode wire; the electrode wire seat body, the electrode wire seat body and the electroplated layer are integrally formed in an injection molding mode. The utility model discloses solved effectively among the prior art electrode wire of integration electrode easily and broken away from with the electrode wire seat, the problem of the normal use of pincers is melted in the influence.
Description
Technical Field
The utility model relates to an melt pincers technical field, particularly, relate to an integration electrode and have its melt pincers.
Background
At present, the bipolar radio frequency ablation forceps are medical instruments applied to cardiothoracic minimally invasive surgery, the radio frequency ablation forceps are used for ablation isolation of pulmonary vein orifices on two sides, ablation lines are accurate, complete and wall-penetrating, and the bipolar radio frequency ablation forceps are an effective method for treating atrial fibrillation at present.
However, in the prior art, the electrode wire of the integrated electrode of the ablation forceps is connected with the electrode wire seat in a bonding manner, and with the increase of the temperature of the electrode wire, the risk of the electrode wire tilting and falling off exists, which affects the normal use of the ablation forceps.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide an integration electrode and have its ablation pincers to solve among the prior art electrode wire of integration electrode and easily break away from with the electrode wire seat, influence the problem of ablating the normal use of pincers.
In order to achieve the above object, according to an aspect of the present invention, there is provided an integrated electrode, including: the electrode wire comprises an electrode wire body and a bulge arranged on the side surface of the electrode wire body; the electroplated layer is coated outside the electrode wire; the electrode wire seat body, the electrode wire seat body and the electroplated layer are integrally formed in an injection molding mode.
Further, the electrode wire body and the protrusion are of an integral structure.
Further, the number of the protrusions is one, and the protrusions continuously extend along the extending direction of the electrode wire body.
Furthermore, the plurality of bulges are provided, at least one bulge is arranged on the first side surface of the wire electrode body, and at least one bulge is arranged on the second side surface of the wire electrode body; wherein, the first side is arranged opposite to the second side.
Furthermore, the bulges are a plurality of and continuously extend along the extending direction of the wire electrode body, and the bulges are arranged at intervals along the thickness direction D of the wire electrode body.
Furthermore, a plurality of protrusions are arranged at intervals along the extending direction of the wire electrode body; and/or a plurality of bulges are arranged at intervals along the thickness direction D of the electrode wire body.
Furthermore, the wire electrode body is provided with a plurality of through holes which are arranged at intervals along the extending direction of the wire electrode body; and/or the through holes are arranged at intervals along the thickness direction D of the wire electrode body.
Further, the electroplated layer is a gold-plated layer.
Further, the thickness of the plating layer is 0.5um or more and 2um or less.
According to another aspect of the present invention, there is provided an ablation forceps, comprising two forceps bodies hinged to each other and an integrated electrode, wherein the integrated electrode is disposed on the top of the forceps bodies; wherein the integrated electrode is the integrated electrode.
Use the technical scheme of the utility model, the plating layer cladding is outside the wire electrode, the integrative injection moulding of wire electrode pedestal and plating layer to make wire electrode and wire electrode pedestal form integrated structure, and then the wire electrode of having solved among the prior art integration electrode easily breaks away from with the wire electrode pedestal, and the influence melts the problem of pincers normal use. Simultaneously, the contact area between wire electrode and the wire electrode pedestal can be increased to the arch of setting on the side of wire electrode body, further prevents that the wire electrode from taking place the motion for the wire electrode pedestal, and then has promoted the connection stability of the two.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic perspective view of a first embodiment of an integrated electrode according to the present invention;
FIG. 2 shows a side view of the wire electrode of the integrated electrode of FIG. 1 after surface plating of a plating layer;
FIG. 3 is a cross-sectional view taken along line A-A of the electrode wire of FIG. 2 after plating a plating layer on the surface thereof; and
fig. 4 shows a schematic partial perspective view of an embodiment of an ablation forceps according to the present invention.
Wherein the figures include the following reference numerals:
10. a wire electrode; 11. a wire electrode body; 12. a protrusion; 20. electroplating layer; 30. a wire electrode base; 40. a clamp body.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
In the present invention, unless otherwise specified, the use of directional words such as "upper and lower" is generally in reference to the orientation shown in the drawings, or to the vertical, perpendicular or gravitational orientation; likewise, for ease of understanding and description, "left and right" are generally to the left and right as shown in the drawings; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself, but the above directional terms are not intended to limit the present invention.
In order to solve the problem that the electrode wire of the integrated electrode is easy to separate from the electrode wire seat in the prior art and the normal use of the ablation forceps is influenced, the application provides the integrated electrode and the ablation forceps with the integrated electrode.
Example one
As shown in fig. 1 to 3, the integrated electrode includes a wire electrode 10, a plating layer 20, and a wire electrode holder 30. The wire electrode 10 includes a wire electrode body 11 and a protrusion 12 provided on a side surface of the wire electrode body 11. The plating layer 20 is coated outside the wire electrode 10. The wire holder body 30 and the plating layer 20 are integrally injection-molded.
By applying the technical scheme of the embodiment, the electroplated layer 20 is coated outside the electrode wire 10, and the electrode wire seat body 30 and the electroplated layer 20 are integrally injection-molded, so that the electrode wire 10 and the electrode wire seat body 30 form an integrated structure, and the problem that the electrode wire of an integrated electrode in the prior art is easily separated from the electrode wire seat body to influence the normal use of the ablation forceps is solved. Meanwhile, the protrusions 12 arranged on the side surfaces of the wire electrode body 11 can increase the contact area between the wire electrode 10 and the wire electrode holder 30, so that the wire electrode 10 is further prevented from moving relative to the wire electrode holder 30, and the connection stability of the wire electrode and the wire electrode holder is further improved.
In contrast to the wire electrode holder body that is integrally injection-molded with the wire electrode after punching a hole in the wire electrode, the wire electrode 10 of the integrated electrode in the present embodiment has the same resistance value at each location, and is formed according to joule's law Q ═ I2Rt shows that the thermal effect is more uniform at all positions of the wire electrode 10. Meanwhile, the electric field intensity at each part of the electrode wire 10 is the same, so that the radio frequency energy received by each part of the myocardial tissue is the same during ablation, and the ablation effect is ensured. Meanwhile, the impedance of the electrode wire 10 of the integrated electrode in the embodiment is smaller, the temperature rise of the electrode wire 10 is reduced, and the temperature of the electrode wire 10 is more easily ensured to be within an allowable range during the switching of the bipolar and double loops in the ablation process.
In this embodiment, the wire electrode 10 is typically made of beryllium copper (which is a toxic metal and suitable for transmitting radio frequency signals), and one side of the wire electrode 10 needs to be exposed. Therefore, the electroplated layer 20 is coated outside the electrode wire 10, so that the beryllium bronze is prevented from directly contacting with a human body, and the use safety of the integrated electrode is improved.
In the present embodiment, during the injection molding process of the plating layer 20 and the wire holder body 30, the plastic fluid can flow through the side surface or a part of the side surface, the bottom surface or a part of the bottom surface of the plating layer 20, so as to fix the plating layer 20 and the wire electrode 10 in the wire holder body 30, so that the plating layer 20, the wire electrode 10 and the wire holder body 30 are an integral structure.
In the present embodiment, the wire electrode body 11 and the protrusion 12 are of an integral structure. Therefore, the electrode wire 10 is easier and simpler to process and manufacture due to the arrangement, the labor intensity of workers is reduced, and the processing cost of the integrated electrode is reduced.
Optionally, the protrusions 12 are multiple, at least one protrusion 12 is disposed on the first side of the wire electrode body 11, and at least one protrusion 12 is disposed on the second side of the wire electrode body 11. Wherein, the first side is arranged opposite to the second side. In this embodiment, the number of the protrusions 12 is two, one protrusion 12 is disposed on the first side surface of the wire electrode body 11, and the other protrusion 12 is disposed on the second side surface of the wire electrode body 11, so that the cross section of the wire electrode 10 is a cross-shaped structure, the contact area between the wire electrode 10 and the wire electrode holder 30 is increased, and the structural stability of the integrated electrode is further improved.
The number of the projections 12 is not limited to this. Alternatively, the projections 12 are three or four or five. Thus, the contact area between the wire electrode 10 and the wire electrode holder 30 can be further increased by the arrangement, and the connection stability of the wire electrode 10 and the wire electrode holder is further improved.
In the present embodiment, the plating layer 20 is a gold plating layer. Wherein, the thickness of the electroplated layer 20 is more than or equal to 0.5um and less than or equal to 2 um. Thus, the above arrangement prevents the wire electrode 10 from contacting the outside; on the other hand, the thickness of the electrode plate 20 is prevented from affecting the injection molding of the electrode wire holder 30.
As shown in fig. 4, the present application also provides an ablation forceps, which includes two forceps bodies 40 hinged to each other and an integrated electrode disposed on top of the forceps bodies 40. Wherein the integrated electrode is the integrated electrode.
In this embodiment, the integrated electrode is bonded to the top of the clamp body 40. Thus, the integrated electrode and the clamp body 40 are easier, simpler and more convenient to disassemble and replace, and the disassembling difficulty is reduced.
Specifically, an adhesive is provided between the integrated electrode and the clamp body 40, and the integrated electrode and the clamp body 40 are bonded together by the adhesive, thereby fixing the integrated electrode and the clamp body 40.
The connection method of the integrated electrode and the clamp body 40 is not limited to this. Optionally, the integrated electrode is snapped onto the jaw body 40 or attached by fasteners.
Example two
The integrated electrode in the second embodiment is different from the integrated electrode in the first embodiment in that: the number of the projections 12 is different.
In this embodiment, the number of the protrusions is one, and the protrusions continuously extend along the extending direction of the wire electrode body. Like this, the arch sets up on the first side of wire electrode body or second side, and then has increased the area of contact of wire electrode and wire electrode pedestal, has promoted the structural reliability of integrative electrode. Meanwhile, the arrangement can prevent the electrode wire and the electrode wire seat body from moving relatively to influence the structural stability of the integrated electrode.
EXAMPLE III
The integrated electrode in the third embodiment is different from the first embodiment in that: the projections 12 are arranged differently.
In this embodiment, the protrusions are a plurality of, and each protrusion extends continuously along the extending direction of the wire electrode body, and the plurality of protrusions are arranged at intervals along the thickness direction D of the wire electrode body. Specifically, at least one protrusion is arranged on the first side surface of the wire electrode body, and at least one protrusion is arranged on the second side surface of the wire electrode body, so that the contact area of the wire electrode and the wire electrode seat body is increased, and the structural reliability of the integrated electrode is improved. Meanwhile, the arrangement can prevent the electrode wire and the electrode wire seat body from moving relatively to influence the structural stability of the integrated electrode.
Optionally, all of the projections are disposed on the first side or the second side of the wire electrode body.
Example four
The integrated electrode in the fourth embodiment is different from the first embodiment in that: the projections 12 are arranged differently.
In this embodiment, the arch is a plurality of, and a plurality of archs set up along the extending direction interval of wire electrode body, and a plurality of archs set up along the thickness direction D interval of wire electrode body. Specifically, at least one protrusion is arranged on the first side surface of the wire electrode body, and at least one protrusion is arranged on the second side surface of the wire electrode body, so that the contact area of the wire electrode and the wire electrode seat body is increased, and the structural reliability of the integrated electrode is improved. Meanwhile, the arrangement can prevent the electrode wire and the electrode wire seat body from moving relatively to influence the structural stability of the integrated electrode.
Optionally, all of the projections are disposed on the first side or the second side of the wire electrode body.
Example four
The integrated electrode in the fourth embodiment is different from the first embodiment in that: the wire electrode body 11 has a different structure.
In this embodiment, the wire electrode body has a plurality of through-holes, and a plurality of through-holes set up along the extending direction interval of wire electrode body, and a plurality of through-holes set up along the thickness direction D interval of wire electrode body. Therefore, the electrode wire body is provided with the protrusions and the through holes, so that on one hand, the contact area of the electrode wire and the electrode wire seat body is increased, and the structural reliability of the integrated electrode is improved; on the other hand, in the injection molding process of the wire electrode seat body and the wire electrode, plastic fluid can flow through the through hole, and the wire electrode and the electroplated layer are fixed on the wire electrode seat body, so that the structural stability of the integrated electrode is improved.
In other embodiments not shown in the drawings, the plurality of through holes are provided at intervals only in the extending direction of the wire electrode body. Like this, the setting is dodged with a plurality of archs to a plurality of through-holes to the area of contact of increase wire electrode and wire electrode pedestal, and then has promoted the two and has connected stability.
In other embodiments not shown in the drawings, the plurality of through holes are provided at intervals only in the thickness direction D of the wire electrode body. Like this, the setting is dodged with a plurality of archs to a plurality of through-holes to the area of contact of increase wire electrode and wire electrode pedestal, and then has promoted the two and has connected stability.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the electroplated layer cladding is outside the wire electrode, and the integrative injection moulding of wire electrode pedestal and electroplated layer to make wire electrode and wire electrode pedestal form integrated structure, and then solved among the prior art electrode wire of integrated electrode easily and the wire electrode pedestal breaks away from, influences the problem of melting pincers normal use. Simultaneously, the contact area between wire electrode and the wire electrode pedestal can be increased to the arch of setting on the side of wire electrode body, further prevents that the wire electrode from taking place the motion for the wire electrode pedestal, and then has promoted the connection stability of the two.
It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An integrated electrode, comprising:
the electrode wire (10), the electrode wire (10) comprises an electrode wire body (11) and a bulge (12) arranged on the side surface of the electrode wire body (11);
the electroplated layer (20) is coated outside the electrode wire (10);
the wire electrode seat body (30), the wire electrode seat body (30) and the electroplated layer (20) are integrally formed by injection molding.
2. The integrated electrode according to claim 1, wherein the wire electrode body (11) and the protrusion (12) are of a unitary structure.
3. The integrated electrode according to claim 1, wherein the protrusion (12) is one, and the protrusion (12) extends continuously along the extending direction of the electrode wire body (11).
4. The integrated electrode according to claim 1, wherein the protrusions (12) are plural, at least one protrusion (12) is provided on a first side of the wire electrode body (11), and at least one protrusion (12) is provided on a second side of the wire electrode body (11); wherein the first side surface is disposed opposite to the second side surface.
5. The integrated electrode according to claim 1 or 4, wherein the protrusions (12) are plural, each of the protrusions (12) continuously extends in the extending direction of the wire electrode body (11), and the plural protrusions (12) are provided at intervals in the thickness direction D of the wire electrode body (11).
6. The integrated electrode according to claim 1 or 4, wherein the protrusions (12) are provided in plurality, and the plurality of protrusions (12) are arranged at intervals along the extending direction of the wire electrode body (11); and/or a plurality of the bulges (12) are arranged at intervals along the thickness direction D of the wire electrode body (11).
7. The integrated electrode according to claim 1, wherein the wire electrode body (11) is provided with a plurality of through holes which are arranged at intervals along the extending direction of the wire electrode body (11); and/or the through holes are arranged at intervals along the thickness direction D of the wire electrode body (11).
8. The integrated electrode according to claim 1, wherein the plating layer (20) is a gold plating layer.
9. The integrated electrode according to claim 1, wherein the thickness of the plating layer (20) is 0.5um or more and 2um or less.
10. An ablation forceps is characterized by comprising two forceps bodies (40) hinged to each other and an integrated electrode, wherein the integrated electrode is arranged at the top of the forceps bodies (40); wherein the integrated electrode is the integrated electrode of any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920894709.9U CN210644166U (en) | 2019-06-13 | 2019-06-13 | Integrated electrode and ablation forceps with same |
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| CN201920894709.9U CN210644166U (en) | 2019-06-13 | 2019-06-13 | Integrated electrode and ablation forceps with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829570A (en) * | 2020-06-23 | 2021-12-24 | 北京迈迪顶峰医疗科技有限公司 | Radio frequency pen processing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829570A (en) * | 2020-06-23 | 2021-12-24 | 北京迈迪顶峰医疗科技有限公司 | Radio frequency pen processing method |
| CN113829570B (en) * | 2020-06-23 | 2023-06-06 | 北京迈迪顶峰医疗科技有限公司 | Radio frequency pen processing method |
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Address after: 101312 No.5, Zhuyuan 2nd Street, Shunyi District, Beijing (Tianzhu Comprehensive Bonded Zone) Patentee after: Beijing medipeak Medical Technology Co.,Ltd. Address before: 101312 No.5, Zhuyuan 2nd Street, Shunyi District, Beijing (Tianzhu Comprehensive Bonded Zone) Patentee before: BEIJING MED ZENITH MEDICAL SCIENTIFIC Co.,Ltd. |
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