CN112370148B - Argon electrode ceramic body, circular spraying type argon electrode and manufacturing method thereof - Google Patents
Argon electrode ceramic body, circular spraying type argon electrode and manufacturing method thereof Download PDFInfo
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- CN112370148B CN112370148B CN202011272036.7A CN202011272036A CN112370148B CN 112370148 B CN112370148 B CN 112370148B CN 202011272036 A CN202011272036 A CN 202011272036A CN 112370148 B CN112370148 B CN 112370148B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/1206—Generators therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/1206—Generators therefor
- A61B2018/122—Generators therefor ionizing, with corona
Abstract
The invention discloses an argon electrode ceramic body, a ring-spraying argon electrode and a manufacturing method thereof, wherein the ceramic body is provided with a first pore passage and a second pore passage which are cross-shaped and mutually communicated, and the second pore passage penetrates through the ceramic body. In the circular-spraying argon electrode, the ceramic body and the metal body are processed separately, so that the respective mechanical strength is ensured, the characteristics of the respective processing process are exerted, and the circular-spraying argon electrode has the advantages of simple manufacturing process, simple assembly process, high yield and time and material cost saving.
Description
Technical Field
The invention relates to the field of a ring-spraying type argon nozzle, in particular to an argon electrode ceramic body, a ring-spraying type argon electrode and a manufacturing method thereof.
Background
The argon gas spray pipe is a common tool for carrying out tissue coagulation in a surgical operation, is matched with an argon gas high-frequency electrotome to use, and generates argon ions and temperature by ionizing argon gas in a discharge mode at an argon gas electrode at the end part of the argon gas spray pipe through high-frequency voltage and high-purity argon gas output by the argon gas high-frequency electrotome, so that a tissue oozing wound surface or a blood vessel realizes a coagulation function.
The argon electrode of the argon nozzle has different structures and is derived into more types according to the clinical functions, such as: direct injection, circular injection, side injection and the like, and is used for changing the direction, range, shape and length of the generated ionized gas.
The front end of the existing ring-spraying argon electrode basically adopts a ceramic structure, is a ceramic sintered body, can resist high temperature and can also play an insulating role, the structure of the electrode is shown in figure 1, the electrode comprises a ceramic body 10 and a metal body 20, the ceramic body 10 is shaped like a semi-sphere, and a hole (blind hole) is formed in the middle of the rear end of the ceramic body to nest the metal body 20. When the electrode is manufactured, ceramic powder is required to be molded, the metal body is nested in the die, the required precision is high, more additional dies are added, and the like, so that the nesting process is complex, the blank is easy to damage, in the sintering process, the ceramic body is crushed due to the fact that the metal body is excessively expanded or excessively contracted due to the fact that the ceramic body is excessively expanded or excessively contracted due to different material expansion rates of the powder of the ceramic sintered body and the metal body in the sintering temperature (over 900 ℃) and the cooling process, or the ceramic body cannot be tightly matched with the metal body due to the fact that a central hole of the ceramic body is excessively large, the ceramic body and the metal body are difficult to be integrally sintered through the ceramic sintering process, and the manufacturing method has the defects of complex process, low yield, high cost and the like.
Therefore, those skilled in the art have been devoted to developing a simple process of a ring-spray argon electrode and a method of manufacturing the same.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a simple ring-spray argon electrode and a method for manufacturing the same.
In order to achieve the purpose, the invention provides a circular-spraying argon electrode which comprises a ceramic body, wherein a first pore passage and a second pore passage which are cross-shaped and are mutually communicated are arranged on the ceramic body, and the second pore passage penetrates through the ceramic;
the ceramic body is characterized in that a metal body corresponding to the first pore passage in shape is arranged in the first pore passage of the ceramic body, the metal body extends out of the first pore passage, a limiting body corresponding to the second pore passage in shape is arranged in the second pore passage of the ceramic body in a penetrating mode, and a limiting part capable of limiting the metal body on the limiting body is arranged on the metal body.
Preferably, one end of the ceramic body is semi-spherical, and a connecting line between a vertex of the semi-spherical surface at one end of the ceramic body and a central point at the other end of the ceramic body coincides with a central line of the first pore passage.
Preferably, a center line of the first hole passage is perpendicular to a center line of the second hole passage.
Preferably, the cross-sectional shape of the first and/or second aperture is cylindrical or square.
In order to limit the metal body on the limiting body, the limiting part is a limiting hole, the limiting hole corresponds to the limiting body in shape, and the aperture of the limiting hole is smaller than the diameter of the metal body.
Furthermore, spacing portion is the spacing groove, the spacing body is the structure that two half spacing body symmetries set up, two be equipped with on the half spacing body with spacing groove complex spacing arch, the groove width and the groove depth of spacing groove all are less than the diameter of metal body.
In order to facilitate limiting, the intersection point of the first pore canal and the second pore canal is superposed with the center of the limiting part.
In order to seal and insulate the second pore passage, the length of the limiting body is smaller than that of the second pore passage, and two ends of the limiting body are bonded to the second pore passage through ceramic glue.
The invention also provides a manufacturing method of the circular-spraying argon electrode, which comprises the following steps,
step one, manufacturing a ceramic body, namely pressing ceramic powder into a ceramic body blank, wherein the formed ceramic body blank is provided with a first pore passage and a second pore passage which are cross-shaped and mutually communicated, and the second pore passage penetrates through the ceramic body blank;
sintering the formed ceramic body blank into a ceramic body;
manufacturing a metal body and a limiting body, wherein the metal body is arranged in the first hole channel in a penetrating mode, and the limiting body is arranged in the second hole channel in a penetrating mode;
and fourthly, limiting the metal body on the limiting body when the limiting body penetrates through the second pore channel, and packaging the limiting body in the second pore channel of the ceramic body.
The invention has the beneficial effects that: in the circular-spraying argon electrode, the ceramic body and the metal body are processed separately, so that the respective mechanical strength is ensured, the characteristics of the respective processing process are exerted, and the circular-spraying argon electrode has the advantages of simple manufacturing process, simple assembly process, high yield and time and material cost saving.
Drawings
FIG. 1 is a schematic view of a prior art ceramic body.
FIG. 2 is a schematic view showing the structure of a ceramic body in example 1 according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a cyclic argon electrode in embodiment 1 of the present invention.
Fig. 4 is a schematic structural diagram of a metal body in example 1 of an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a metal body in example 2 of an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a metal body in example 3 of an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a position limiting body in embodiment 3 of the present invention.
Fig. 8 is a schematic structural diagram of a metal body in example 4 of an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
A method for manufacturing a circular-spraying argon electrode comprises the following steps,
step one, manufacturing a ceramic body, namely pressing ceramic powder into a ceramic body blank, wherein the formed ceramic body blank is provided with a first pore passage and a second pore passage which are cross-shaped and mutually communicated, and the second pore passage penetrates through the ceramic body blank;
sintering the formed ceramic body blank into a ceramic body;
manufacturing a metal body and a limiting body, wherein the metal body is arranged in the first hole channel in a penetrating mode, and the limiting body is arranged in the second hole channel in a penetrating mode;
and fourthly, limiting the metal body on the limiting body when the limiting body penetrates through the second pore channel, and packaging the limiting body in the second pore channel of the ceramic body.
As shown in fig. 2, the method for manufacturing a ring-spraying argon electrode can manufacture an argon electrode ceramic body, wherein the ceramic body 10 is provided with a first pore passage 11 and a second pore passage 12 which are cross-shaped and mutually communicated, and the second pore passage 12 penetrates through the ceramic body 10.
The front end of the ceramic body 10 is a semi-sphere, and a connecting line between the vertex of the semi-sphere of the front end of the ceramic body 10 and the central point of the rear end coincides with the central line of the first pore passage 11.
The centre line of the first porthole 11 is perpendicular to the centre line of the second porthole 12.
In this embodiment, the first and second ducts 11, 12 have a cylindrical cross-sectional shape.
As shown in fig. 3-4, the argon electrode ceramic body can be applied to a circular-spraying argon electrode, which includes the argon electrode ceramic body, a metal body 20 corresponding to the shape of the metal body is disposed in a first pore channel 11 of the ceramic body 10, the metal body 20 extends out of the first pore channel 11, a position-limiting body 30 corresponding to the shape of the metal body is disposed in a second pore channel 12 of the ceramic body 10, and a position-limiting portion 21 capable of limiting the metal body 20 to the position-limiting body 30 is disposed on the metal body 20.
In this embodiment, the stopper 30 is also made of a metal material.
The limiting part 21 is a limiting hole corresponding to the limiting body 30 in shape, and the aperture of the limiting hole is smaller than the diameter of the metal body 20.
The intersection of the first port hole 11 and the second port hole 12 coincides with the center of the stopper portion 21. The installation is also convenient when being convenient for spacing.
The length of the limiting body 30 is smaller than that of the second duct 12, and two ends of the limiting body 30 are bonded to the second duct 12 through ceramic glue. The limit body 30 can be packaged in the second pore passage 12, and the sealing and insulating effects are achieved.
When the ring-spraying argon electrode is manufactured, firstly, a ceramic body is manufactured, namely, ceramic powder is molded into a ceramic body blank, so that the molded ceramic body blank is provided with a first pore passage and a second pore passage which are cross-shaped and mutually communicated, and the second pore passage penetrates through the ceramic body blank; then, sintering the formed ceramic body blank into a ceramic body; secondly, manufacturing a metal body and a limiting body, and enabling the metal body to penetrate through the first hole channel and the limiting body to penetrate through the second hole channel; then, when the limiting body is arranged in the second pore channel in a penetrating mode, the metal body is limited on the limiting body through the limiting part, and the limiting body is packaged in the second pore channel through ceramic glue. The ceramic body and the metal body are respectively processed, so that the problem of high processing difficulty caused by sintering together due to different material shrinkage rates (thermal expansion coefficients) can be effectively solved.
Example 2
As shown in fig. 5, in the present embodiment, the first porthole 11 and the second porthole 12 have a square cross-sectional shape.
Example 3
As shown in fig. 6 and 7, in the present embodiment, the position-limiting portion 21 is a position-limiting groove, the position-limiting body 30 is a structure in which two half position-limiting bodies 31 are symmetrically disposed, the two half position-limiting bodies 31 are provided with position-limiting protrusions 32 engaged with the position-limiting groove, and the groove width and the groove depth of the position-limiting groove are both smaller than the diameter of the metal body 20.
In this embodiment, the limiting portion 21 is a square limiting groove.
Example 4
As shown in fig. 8, in the present embodiment, the stopper portion 21 is a circular-arc-shaped stopper groove.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. The utility model provides a formula argon gas electrode is spouted in ring which characterized in that: the ceramic body (10) is provided with a first pore passage (11) and a second pore passage (12) which are cross-shaped and are mutually communicated, and the second pore passage (12) penetrates through the ceramic body (10);
a metal body (20) corresponding to the shape of the first pore canal (11) of the ceramic body (10) is arranged in the first pore canal (11), the metal body (20) extends out of the first pore canal (11), a limiting body (30) corresponding to the shape of the second pore canal (12) of the ceramic body (10) penetrates through the second pore canal (12), and a limiting part (21) capable of limiting the metal body (20) on the limiting body (30) is arranged on the metal body (20);
the manufacturing method of the ring-spraying type argon electrode comprises the following steps:
step one, manufacturing a ceramic body, namely pressing ceramic powder into a ceramic body blank, wherein the formed ceramic body blank is provided with a first pore passage and a second pore passage which are cross-shaped and mutually communicated, and the second pore passage penetrates through the ceramic body blank;
sintering the formed ceramic body blank into a ceramic body;
manufacturing a metal body and a limiting body, wherein the metal body is arranged in the first hole channel in a penetrating mode, and the limiting body is arranged in the second hole channel in a penetrating mode;
and fourthly, limiting the metal body on the limiting body when the limiting body penetrates through the second pore channel, and packaging the limiting body in the second pore channel of the ceramic body.
2. The ring-spray argon electrode of claim 1, wherein: one end of the ceramic body (10) is of a semi-spherical shape, and a connecting line between a semi-spherical vertex at one end of the ceramic body (10) and a central point at the other end of the ceramic body coincides with the central line of the first pore passage (11).
3. The ring-spray argon electrode of claim 1, wherein: the centre line of the first porthole (11) is perpendicular to the centre line of the second porthole (12).
4. The ring-spray argon electrode of claim 1, wherein: the cross-sectional shape of the first porthole (11) and/or the second porthole (12) is cylindrical or square.
5. The ring-spray argon electrode of claim 1, wherein: the limiting part (21) is a limiting hole, the limiting hole corresponds to the limiting body (30) in shape, and the aperture of the limiting hole is smaller than the diameter of the metal body (20).
6. The ring-spray argon electrode of claim 1, wherein: spacing portion (21) are the spacing groove, spacing body (30) are the structure that two half spacing body (31) symmetries set up, two be equipped with on half spacing body (31) with spacing groove complex spacing arch (32), the groove width and the groove depth of spacing groove all are less than the diameter of metal body (20).
7. The ring-spray argon electrode of claim 1, wherein: the intersection point of the first duct (11) and the second duct (12) is superposed with the center of the limiting part (21).
8. The ring-spray argon electrode of claim 1, wherein: the length of the limiting body (30) is smaller than that of the second pore passage (12), and two ends of the limiting body (30) are bonded to the second pore passage (12) through ceramic glue.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011272036.7A CN112370148B (en) | 2020-11-14 | 2020-11-14 | Argon electrode ceramic body, circular spraying type argon electrode and manufacturing method thereof |
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| CN202011272036.7A CN112370148B (en) | 2020-11-14 | 2020-11-14 | Argon electrode ceramic body, circular spraying type argon electrode and manufacturing method thereof |
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| CN112370148A CN112370148A (en) | 2021-02-19 |
| CN112370148B true CN112370148B (en) | 2022-04-08 |
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Citations (6)
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| CN1605324A (en) * | 2003-10-06 | 2005-04-13 | 奥林巴斯株式会社 | High-frequency knife and endoscopic apparatus |
| EP2392271A1 (en) * | 2010-06-02 | 2011-12-07 | Tyco Healthcare Group, LP | Appartus for performing an electrosurgical procedure |
| CN102458290A (en) * | 2009-04-16 | 2012-05-16 | 厄比电子医学有限责任公司 | Endoscopic surgical instrument |
| CN204430033U (en) * | 2015-01-21 | 2015-07-01 | 衡阳鸿大特种钢管股份有限公司 | The hot tube expanding machine plug adopting latch to connect and bar jointing structure |
| EP3173044A1 (en) * | 2015-11-26 | 2017-05-31 | Olympus Winter & Ibe GmbH | Surgical vaporisation electrode |
| CN110625119A (en) * | 2019-09-23 | 2019-12-31 | 广西科技大学 | High-bonding-strength electrotome head and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11426231B2 (en) * | 2017-01-11 | 2022-08-30 | RELIGN Corporation | Arthroscopic devices and methods |
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- 2020-11-14 CN CN202011272036.7A patent/CN112370148B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1605324A (en) * | 2003-10-06 | 2005-04-13 | 奥林巴斯株式会社 | High-frequency knife and endoscopic apparatus |
| CN102458290A (en) * | 2009-04-16 | 2012-05-16 | 厄比电子医学有限责任公司 | Endoscopic surgical instrument |
| EP2392271A1 (en) * | 2010-06-02 | 2011-12-07 | Tyco Healthcare Group, LP | Appartus for performing an electrosurgical procedure |
| CN204430033U (en) * | 2015-01-21 | 2015-07-01 | 衡阳鸿大特种钢管股份有限公司 | The hot tube expanding machine plug adopting latch to connect and bar jointing structure |
| EP3173044A1 (en) * | 2015-11-26 | 2017-05-31 | Olympus Winter & Ibe GmbH | Surgical vaporisation electrode |
| CN110625119A (en) * | 2019-09-23 | 2019-12-31 | 广西科技大学 | High-bonding-strength electrotome head and preparation method thereof |
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| CN112370148A (en) | 2021-02-19 |
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Effective date of registration: 20210823 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Applicant after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401120 1 office buildings, Jinshan International Industrial City, 18 of Nei sang Road, Hui Xing street, Yubei District, Chongqing. Applicant before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |
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