CN107095717B - Argon gas spray pipe device and medical instrument with same - Google Patents
Argon gas spray pipe device and medical instrument with same Download PDFInfo
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- CN107095717B CN107095717B CN201710294670.2A CN201710294670A CN107095717B CN 107095717 B CN107095717 B CN 107095717B CN 201710294670 A CN201710294670 A CN 201710294670A CN 107095717 B CN107095717 B CN 107095717B
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- supply port
- air supply
- conveying device
- conveying
- argon
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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
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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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
-
- 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 gas spray pipe device, which comprises: the conveying device is used for conveying gas, is provided with an air supply port, and the ionization electrode is arranged in the conveying device and protrudes out of the air supply port; the guide device is sleeved outside the conveying device, the guide device can move along the axial direction of the air supply port, and one end of the guide device is provided with a cover body matched with the air supply port for blocking. The guiding device in the argon gas spray pipe device is sleeved outside the conveying device, so that the guiding device and the conveying device can be fixed. Therefore, the formed argon drainage direction is also fixed, and no external force affects the ionization electrode, so that the inert argon gas flow is ensured to be uniform, the accidental injury rate is ensured to be lower when the device is used, and the safety is higher. The invention also discloses a medical instrument comprising the argon gas spray pipe device.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an argon gas spray pipe device and a medical instrument with the argon gas spray pipe device.
Background
The current argon jet pipe device is characterized in that argon flow is axially conveyed to an electrode, argon plasma is generated in the axial direction of a conveying pipeline, or the argon flow is axially conveyed to the electrode, the tail end of the electrode protrudes out of the conveying device, and a guiding device for guiding gas or plasma is arranged at the tail end of the electrode, so that at least part of flowing gas or plasma is turned to a preset direction.
In the common argon gas spray pipe device at the present stage, the device for guiding the gas is usually arranged at the tail end of the electrode, and because the device for guiding the gas has a certain weight, in actual use, the tail end of the electrode can slightly shake along with the movement of the device at the outlet of the gas conveying device, so that the symmetry of inert argon gas flow relative to the radial direction of the electrode at the outlet of the conveying device can be influenced, and the condensation effect is influenced. Since the gas or plasma is distributed along the radial circumference of the electrode, the gas or plasma needs to be protected at a certain position along the radial circumference of the electrode in clinical use, such as a body cavity, and only the wound surface is operated, so that the operation of the device can cause problems. Therefore, it is necessary to ensure that certain tissues in the body cavity which do not need to be coagulated are completely protected in the clinical use process, so as to reduce accidental injury.
In summary, how to provide an argon gas nozzle device with low probability of accidental injury is a problem to be solved by those skilled in the art.
Disclosure of Invention
Accordingly, the present invention is directed to an argon gas nozzle device, which has a low probability of accidental injury during operation and ensures the operation safety to the greatest extent.
In addition, it is another object of the present application to provide a medical device comprising the above argon nozzle assembly.
In order to achieve the above object, the present invention provides the following technical solutions:
an argon nozzle assembly comprising:
the conveying device is provided with an air supply port, and the ionization electrode is arranged in the conveying device and protrudes out of the air supply port;
the guide device is sleeved outside the conveying device, the guide device can move along the axial direction of the air supply port, and one end of the guide device is provided with a cover body which is matched with the air supply port for blocking.
Preferably, the ionization electrode is located at the center of the gas supply port.
Preferably, the guiding device is sleeved with the conveying device in an interference fit manner.
Preferably, the guiding device includes:
a ring member for being fixed in cooperation with an outer diameter of the conveying device;
a long rod connected to the ring-shaped member, the long rod extending in an axial direction of the ring-shaped member;
the ionization electrode is connected to the long rod, and the cover body is provided with an accommodating groove which is used for accommodating the ionization electrode extending out of the air supply port.
Preferably, the inner ring surface of the ring-shaped member is provided with an internal thread, and the outer part of the conveying device is provided with an external thread matched with the internal thread.
Preferably, the inner diameter of the annular member is smaller than the outer diameter of the conveying device, and a radial or axial gap is formed in the annular member.
Preferably, the guiding device is a high temperature resistant insulating guiding device.
Preferably, the conveying device is provided with a chute which facilitates the axial movement of the guiding device and a limiting device which is positioned at the two ends of the axial movement stroke.
A medical device comprising an argon gas nozzle arrangement as claimed in any one of the preceding claims.
The guiding device in the argon gas spray pipe device is sleeved outside the conveying device, so that the guiding device and the conveying device can be fixed. When the argon gas spray pipe device is not used, the guide device is positioned at the initial position, the end face of the guide device is clung to the air supply port of the conveying device, the dustproof effect is achieved, and meanwhile leakage of argon gas is avoided. When the guide device is used, the guide device moves to the working position, and the end face of the guide device is at a certain distance from the air supply port of the conveying device. During operation, argon flows from the inside of the conveying device to the gas-feeding port and flows out along the end face of the guiding device during outflow. The condensing current is conducted through the electron beam to the ionizing electrode and the plasma along the principle of the minimum path will produce an argon ion beam at the radial circumference of the ionizing electrode. The relative position of the guiding device and the conveying device is fixed, so that the formed argon drainage direction is also fixed, and no external force affects the ionization electrode, so that the inert argon gas flow is ensured to be uniform, the lower accidental injury rate during the use of the device can be ensured, and the device has higher safety.
The invention also provides a medical instrument comprising the argon gas spray pipe device, which has high safety and is easy to control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an argon nozzle assembly according to the present invention;
FIG. 2 is a side view of an argon nozzle assembly according to the present invention;
fig. 3 is a schematic structural view of an argon gas nozzle device provided by the invention.
In fig. 1-3:
1 is a guiding device, 11 is an end face, 12 is a rear end, and 13 is a connecting sheet;
2 is an ionization electrode, 21 is an electrode end face, and 22 is an electrode side face;
3 is a conveying device, 31 is an outer wall, 32 is an inner wall, and 33 is an air supply port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The core of the invention is to provide an argon gas spray pipe device, which has low accidental injury probability during operation and ensures the operation safety to the greatest extent.
Another core of the present application is to provide a medical device comprising the above argon nozzle arrangement.
Referring to fig. 1 to 3, fig. 1 is a front view of an argon gas nozzle device according to the present invention; FIG. 2 is a side view of an argon nozzle assembly according to the present invention; fig. 3 is a schematic structural view of an argon gas nozzle device provided by the invention.
The invention provides an argon gas spray pipe device, which mainly comprises: a conveying device 3, an ionization electrode 2 and a guiding device 1.
The conveying device 3 is used for conveying argon gas, the conveying device 3 is provided with an air supply port 33, and the ionization electrode 2 is arranged in the conveying device 3 and protrudes out of the air supply port 33; argon gas is delivered from the gas delivery port 33 to the ionization electrode 2.
The guide device 1 is sleeved outside the conveying device, the guide device 1 can move along the axial direction of the air supply port 33, and one end of the guide device 1 is provided with a cover body matched with the air supply port 33 for blocking.
The cover of the guide device 1 has a double function, and on the one hand, it can serve as a guide for the flow direction of argon gas when the device is not in use, and on the other hand, it can protect the ionization electrode and prevent dust by moving the guide device 1 in the axial direction and covering the air supply port.
In the prior art, the ionizing electrode 2 is provided in the conveying device 3, but is not fixed in the radial direction. Unlike the prior art in which the guide device 1 is fixed to the ionization electrode 2, the guide device 1 of the present application is sleeved outside the conveying device 3, and thus the fixation of the guide device 1 and the conveying device can be realized. When the device is used, the relative positions of the guide device 1 and the conveying device 3 are fixed, so that the formed argon drainage direction is also fixed, and no external force affects the ionization electrode 2, thereby ensuring the uniformity of inert argon flow.
When the argon gas spray pipe device provided by the application is not used, the guide device 1 is located at the initial position, the end face 11 of the guide device 1 is tightly attached to the air supply port 33 of the conveying device 3, the dustproof effect is achieved, and meanwhile leakage of argon gas is avoided. When the device is in use, the guide device 1 is moved to the working position, please refer to fig. 1 and 2, the end face 11 of the guide device 1 is at a distance from the air supply port 33 of the conveying device 3. In operation, argon flows from the interior of the delivery device 3 to the gas delivery port 33 and out along the end face 11 of the guide device 1. The condensation current is conducted to the ionization electrode 2 through the electron line, and the plasma generates argon ion beams along the minimum path principle on the radial circumference of the ionization electrode 2, so that the device can be ensured to have lower accidental injury rate and higher safety when in use.
In order to achieve uniform gas flow in the circumferential direction of the ionization electrode 2, the ionization electrode 2 is located at the center of the gas supply port 33 on the basis of the above-described embodiment. Due to the action of the gas supply port 33 and the cover, the gas is symmetrical and uniform with respect to the axis of the gas supply port 33, so that the ionization electrode 2 is disposed at the center of the gas supply port 33, that is, at the axis of the gas supply port 33, to contribute to the formation of a uniform gas flow around the ionization electrode 2.
On the basis of any one of the embodiments, the sleeve joint of the guiding device 1 and the conveying device 3 is an interference fit sleeve joint.
Alternatively, the guide device 1 and the conveying device 3 can also be in a fitting and nested connection.
On the basis of any one of the above embodiments, the guiding device 1 includes:
a ring for being fixed in cooperation with the outer diameter of the conveying device 3;
a long rod connected to the ring member, the long rod extending in an axial direction of the ring member;
the ionization electrode is connected to the long rod cover body, and the cover body is provided with an accommodating groove which is used for accommodating the ionization electrode extending out of the air supply port.
Referring specifically to fig. 1 to 3, the ring-shaped member of the guiding device 1 is sleeved on the outer wall 31 of the conveying device 3, and the ring-shaped member is the rear end 12 of the guiding device 1 or is the middle part of the guiding device 1. The cover is connected to the ring member by a long rod, and the cover is provided above the air supply port 33, and the above-described fixing method can ensure stable fixing of the guide device 1.
On the basis of the above embodiment, the inner ring surface of the ring-shaped member is provided with an internal thread, and the outside of the conveying device 3 is provided with an external thread which is matched with the internal thread.
It should be noted that, the connection manner of the ring member and the conveying device 3 is not limited to the above-mentioned case, and the ring member and the conveying device may be connected by a clamping connection on the basis of any one of the above-mentioned embodiments, please refer to fig. 1 and 2. Specifically, the inner diameter of the annular piece is smaller than the outer diameter of the conveying device, and the annular piece is provided with a radial or axial notch. The provision of the notch forms the ring into a C-shaped member so that the ring can be engaged with the conveying device 3, and in addition, the ring is required to have a certain elasticity or stretchability.
On the basis of any one of the above embodiments, the guide device 1 is a high-temperature resistant insulating guide device. The guide device 1 needs to guide the flow of argon gas and also needs to ensure insulation and high temperature resistance.
On the basis of any of the above embodiments, the conveying device 3 is provided with a chute for facilitating the axial movement of the guiding device 1 and limit devices at both ends of the axial movement stroke.
One of the conveying device 3 and the ring member is provided with a chute, and the other is provided with a slide rail engaged with the chute, and the chute or the slide rail should have an axial extension of the air supply port 33. The position at the end of the stroke, that is, the end of the chute, may be provided with a limiting device so as to limit the end of the stroke and avoid exceeding the stroke range when moving the ring.
In addition to the main structure and connection of the argon gas nozzle device provided in the foregoing embodiments, a medical apparatus including the argon gas nozzle device disclosed in the foregoing embodiments is provided, and the structure of other parts of the medical apparatus is referred to in the prior art, which is not repeated herein.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The argon gas spray pipe device and the medical apparatus provided by the invention are described in detail above. 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. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (7)
1. An argon nozzle assembly, comprising:
a conveying device (3) for conveying gas, wherein the conveying device (3) is provided with an air supply port (33), and an ionization electrode (2) is arranged in the conveying device (3) and protrudes out of the air supply port (33);
the guide device (1) is sleeved outside the conveying device (3), the guide device (1) can move along the axial direction of the air supply port (33), and one end of the guide device (1) is provided with a cover body matched with the air supply port (33) for blocking;
the guiding device (1) comprises:
a ring-shaped member for being fixed in cooperation with the outer diameter of the conveying device (3);
a long rod connected to the ring-shaped member, the long rod extending in an axial direction of the ring-shaped member;
the cover body is connected to the long rod, and is provided with an accommodating groove for accommodating the ionization electrode (2) extending out of the air supply port.
2. Argon nozzle arrangement according to claim 1, characterized in that the ionization electrode (2) is located in the centre of the gas supply port (33).
3. Argon nozzle arrangement according to claim 1, characterized in that the sleeve-connection of the guiding means (1) and the conveying means (3) is an interference fit sleeve-connection.
4. An argon nozzle arrangement as claimed in any one of claims 1 to 3, characterized in that the ring-shaped member is provided with an internal thread on its inner circumference, and that the outside of the delivery device (3) is provided with an external thread cooperating with the internal thread.
5. An argon nozzle assembly as claimed in any one of claims 1 to 3 wherein the inner diameter of the annular member is less than the outer diameter of the delivery means and the annular member is provided with radial or axial cutouts.
6. An argon nozzle arrangement as claimed in any one of claims 1 to 3, characterized in that the conveying means (3) are provided with a chute facilitating the axial movement of the guide means (1) and limit means at both ends of the axial movement stroke.
7. A medical device comprising an argon nozzle assembly, wherein the argon nozzle assembly is as claimed in any one of claims 1 to 6.
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CN201710294670.2A CN107095717B (en) | 2017-04-28 | 2017-04-28 | Argon gas spray pipe device and medical instrument with same |
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CN201710294670.2A CN107095717B (en) | 2017-04-28 | 2017-04-28 | Argon gas spray pipe device and medical instrument with same |
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CN107095717B true CN107095717B (en) | 2023-06-30 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2055253A2 (en) * | 1997-10-23 | 2009-05-06 | ArthroCare Corporation | Power supply, electrosurgical probes and methods of operation |
CN103211649A (en) * | 2013-04-26 | 2013-07-24 | 重庆金山科技(集团)有限公司 | Argon controlling method, controller, controlling device and high-frequency argon electrotome |
CN203564324U (en) * | 2013-11-12 | 2014-04-30 | 重庆金山科技(集团)有限公司 | Instrument used for plasma condensation and argon spray pipe structure |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3771966B2 (en) * | 1996-05-15 | 2006-05-10 | オリンパス株式会社 | Electrosurgical equipment |
JPH1024048A (en) * | 1996-07-15 | 1998-01-27 | Metsukusu:Kk | Surgical hand piece with pressure sensing mechanism |
DE10240847B4 (en) * | 2002-09-04 | 2011-07-28 | Erbe Elektromedizin GmbH, 72072 | Applicator for an electrosurgical instrument |
DE10350709A1 (en) * | 2003-10-30 | 2005-08-18 | Erbe Elektromedizin Gmbh | Device for coagulation of tissue |
DE10351370B4 (en) * | 2003-11-04 | 2011-08-11 | Erbe Elektromedizin GmbH, 72072 | Instrument for plasma coagulation |
DE102004033975B4 (en) * | 2004-06-11 | 2009-07-02 | Erbe Elektromedizin Gmbh | Device for Argon Plasma Coagulation (APC) |
US7648503B2 (en) * | 2006-03-08 | 2010-01-19 | Covidien Ag | Tissue coagulation method and device using inert gas |
DE102009017636A1 (en) * | 2009-04-16 | 2010-10-21 | Erbe Elektromedizin Gmbh | Endoscopic surgical instrument |
DE102010016458B4 (en) * | 2010-04-15 | 2011-12-15 | Ingo Dreher | Handheld cooling device for cryotherapy |
GB201308558D0 (en) * | 2013-05-13 | 2013-06-19 | Creo Medical Ltd | Electrosurgical apparatus |
CN203564325U (en) * | 2013-11-12 | 2014-04-30 | 重庆金山科技(集团)有限公司 | Instrument used for plasma condensation and argon spray pipe supporting structure |
CN208017575U (en) * | 2017-04-28 | 2018-10-30 | 重庆金山医疗器械有限公司 | A kind of argon gas jet pipe device and the medical instrument with the argon gas jet pipe device |
-
2017
- 2017-04-28 CN CN201710294670.2A patent/CN107095717B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2055253A2 (en) * | 1997-10-23 | 2009-05-06 | ArthroCare Corporation | Power supply, electrosurgical probes and methods of operation |
CN103211649A (en) * | 2013-04-26 | 2013-07-24 | 重庆金山科技(集团)有限公司 | Argon controlling method, controller, controlling device and high-frequency argon electrotome |
CN203564324U (en) * | 2013-11-12 | 2014-04-30 | 重庆金山科技(集团)有限公司 | Instrument used for plasma condensation and argon spray pipe structure |
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