CN110169819A - Radiofrequency catheter rotary type goes out needle system - Google Patents
Radiofrequency catheter rotary type goes out needle system Download PDFInfo
- Publication number
- CN110169819A CN110169819A CN201910466925.8A CN201910466925A CN110169819A CN 110169819 A CN110169819 A CN 110169819A CN 201910466925 A CN201910466925 A CN 201910466925A CN 110169819 A CN110169819 A CN 110169819A
- Authority
- CN
- China
- Prior art keywords
- rack gear
- radiofrequency catheter
- goes out
- rotary type
- tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 7
- 239000003292 glue Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000002560 therapeutic procedure Methods 0.000 description 4
- 210000000515 tooth Anatomy 0.000 description 4
- 208000021302 gastroesophageal reflux disease Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007674 radiofrequency ablation Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Classifications
-
- 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
-
- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00184—Moving parts
- A61B2018/00202—Moving parts rotating
-
- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
- A61B2018/00488—Esophagus
-
- 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
-
- 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
- A61B2018/1475—Electrodes retractable in or deployable from a housing
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention provides a kind of radiofrequency catheter rotary type and goes out needle system, enable the electrode needle of radiofrequency catheter it is quick, it is safe and efficient go out needle and narrowing, and can precisely determine needle length, go out needle according to different patient's states, safety is accurate and effective.The present invention includes rotating block, rack gear, locating piece, screw, steel column, fixed block and electrode needle.There are tooth-shape structure one and dead man structure on rotating block, the tooth-shape structure two on tooth-shape structure one and rack gear cooperates, and dead man structure can be swung clockwise or counterclockwise, and tooth-shape structure one is driven to rotate clockwise or counterclockwise, and is operated with making needle and narrowing.On rack gear other than being equipped with tooth-shape structure two, the location structure cooperation being additionally provided on locating slot and locating piece plays the role of positioning.One end of steel column is connect by screw with rack gear, and the other end is connect by gluing with fixed block.Fixed block also passes through gluing and connect with electrode needle, so that electrode needle, fixed block, steel column and rack gear are connected with each other, forms a component.
Description
Technical field
The present invention relates to the radiofrequency catheters for treating gastroesophageal reflux disease, and in particular to a kind of radiofrequency catheter rotary type goes out
Needle system.
Background technique
The treatment method of gastroesophageal reflux disease at present, mainly there is drug therapy, RF therapy and a stomach folding operation, and radio frequency
Treatment is a kind of effective treatment method, main to carry out radiofrequency ablation therapy using to diseased region.
It is all that mode is released using push handle currently used for treating the needle mode out of the radiofrequency catheter of gastroesophageal reflux disease, this
Kind push handle goes out needle mode due to directly releasing, and because needle frictional force is larger out, easily causes out needle and narrowing difficult, out needle and position of narrowing
Setting can not be accurately positioned.
Summary of the invention
The present invention provides a kind of radiofrequency catheter rotary type and goes out needle system, enable the electrode needle of radiofrequency catheter quickly, safety
And effectively go out needle and narrowing, and the present invention has accurate location structure, needle length can be accurately determined, to make
Radiofrequency catheter goes out needle during carrying out RF therapy, according to the state of different patients, makes treatment that can reach optimal effect.
A kind of radiofrequency catheter rotary type of the present invention goes out needle system and includes:
Rotating block, rack gear and electrode needle, the rotating block and the rack gear are equipped with the tooth-shape structure that the two is meshed, institute
Stating rotating block can swing clockwise or counterclockwise, and the rack gear is connect with the electrode needle, and the electrode needle is driven to move axially.
It preferably, further include locating piece in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the positioning
Block is equipped with protrusion close to the one side of the rack gear, and the rack gear is equipped with the locating slot of several recess, axial in the rack gear
The protrusion is embedded in any locating slot in mobile process.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, be additionally provided on the rotating block with
The dead man structure of the tooth-shape structure connection.
It preferably, further include fixed block and at least one in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system
Steel column, the steel column are connect with the rack gear and the fixed block respectively, and the fixed block is also connect with the electrode needle.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the steel column is close to the rack gear
One end connect with the rack gear by screw.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the steel column is far from the rack gear
One end connect with the fixed block by gluing.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the fixed block also passes through gluing
It is connect with the electrode needle.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the rack gear and the rotating block
The right handles for being installed in radiofrequency catheter cover.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the locating piece is mounted on radio frequency
The left handle of conduit covers.
Preferably, in the technical solution that above-mentioned radiofrequency catheter rotary type goes out needle system, the steel column and the electrode needle
Outer tube and stretching across radiofrequency catheter, and the electrode needle is in guide pipe.
Beneficial effect by adopting the above technical scheme is:
By stirring rotating block, can swing clockwise or counterclockwise, drive rotating block on tooth-shape structure clockwise or
It rotates counterclockwise, and then the tooth-shape structure on rack gear moves axially back and forth, since rack gear is connect with electrode needle, electrode may be implemented
Needle goes out needle and narrowing movement.
In addition, during stirring, since several locating slots, the process that rack gear moves axially back and forth is arranged in interval on rack gear
In, locating piece is caught in any locating slot, by the cooperation of the positioning groove and positioning block of rack gear, definitely define out needle position and
Needle length out.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings
Fig. 1 is the overall structure figure that a kind of radiofrequency catheter rotary type of the present invention goes out needle system；
Fig. 2 is the structure chart for the rack gear that a kind of radiofrequency catheter rotary type of the present invention goes out needle system；
Fig. 3 is the structure chart for the rotating block that a kind of radiofrequency catheter rotary type of the present invention goes out needle system；
Fig. 4 is that a kind of radiofrequency catheter rotary type of the present invention goes out needle system and the cooperation schematic diagram one with radiofrequency catheter；
Fig. 5 is that a kind of radiofrequency catheter rotary type of the present invention goes out needle system and the cooperation schematic diagram two with radiofrequency catheter；
Fig. 6 is the partial sectional view after Fig. 4 and Fig. 5 cooperation.
Specific embodiment
The present invention provides a kind of radiofrequency catheter rotary type and goes out needle system, enable the electrode needle of radiofrequency catheter quickly, safety
And effectively go out needle and narrowing, and the present invention has accurate location structure, needle length can be accurately determined, to make
Radiofrequency catheter goes out needle during carrying out RF therapy, according to the state of different patients, makes treatment that can reach optimal effect.
A kind of radiofrequency catheter rotary type of the present invention goes out needle system, comprising: rotating block, rack gear and electrode needle, rotating block and tooth
Item is equipped with the tooth-shape structure being meshed for the two, and rotating block can be swung clockwise or counterclockwise, and rack gear is connect with electrode needle,
The axial movement of driving electrodes needle.By stirring rotating block, rotating block can be swung clockwise or counterclockwise, drive the tooth on rotating block
Shape structure rotates clockwise or counterclockwise, and then the tooth-shape structure on rack gear moves axially back and forth, since rack gear and electrode needle connect
It connects, electrode needle may be implemented goes out needle and narrowing movement.
In addition, it further includes locating piece that radiofrequency catheter rotary type, which goes out needle system, locating piece is equipped with convex close to the one side of rack gear
It rises, rack gear is equipped with the locating slot of several recess, and protrusion is embedded in any locating slot during rack gear axial movement, passes through tooth
The cooperation of the positioning groove and positioning block of item, the position for definitely defining out needle and needle length out.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention
As shown in Figures 1 to 6, the present invention includes rotating block 1, rack gear 4, locating piece 3, screw 2, steel column 5,6 and of fixed block
Electrode needle 7.
There are one 1-2 of tooth-shape structure and dead man structure 1-1 on rotating block 1, one 1-2 of tooth-shape structure can be set as several continuous tooths
Circular configuration, dead man structure 1-1 can expose to one 1-2 of tooth-shape structure and organize with it into a single integrated structure.One 1-2 of tooth-shape structure and
Two 4-1 of tooth-shape structure cooperation on rack gear 4, dead man structure 1-1 can be swung clockwise or counterclockwise, drive one 1-2 of tooth-shape structure
It rotates clockwise or counterclockwise, is operated with making needle and narrowing.
On rack gear 4 other than being equipped with two 4-1 of tooth-shape structure, it is additionally provided on several locating slot 4-2 and locating piece 3 and determines
Bit architecture, that is, male cooperation, plays the role of positioning.Specifically, locating piece 3 is oppositely arranged with rack gear 4, locating piece 3 is close to rack gear 4
It is equipped with protrusion on one side, rack gear 4 is equipped with the locating slot 4-2 of several recess close to the one side of locating piece 3, in the axial shifting of rack gear 4
Protrusion is embedded in any locating slot 4-2 in dynamic process, for orienting needle length.
One end of steel column 5 is connect by screw with rack gear 4, and the other end is connect by gluing with fixed block 6.Fixed block 6 is also
It is connect by gluing with electrode needle 7, thus, electrode needle 7, fixed block 6, steel column 5 and rack gear 4 are connected with each other, and form a component.
Rack gear 4 and rotating block 1 are mounted on the right handles lid 10 of radiofrequency catheter, and locating piece 3 is mounted in the left hand of radiofrequency catheter
On handle lid 11, after right handles lid 10 and the assembly of left handle lid 11, rack gear 4 and locating piece 3 is made to form location fit, and 4 He of rack gear
Rotating block 1 cooperatively forms gear pair.Steel column 5 passes through radiofrequency catheter outer tube 9 and stretches out, and for being oriented to out needle, electrode needle 7 is mounted in and leads
To 8 the inside of pipe, needle is passed in and out in the inside of guide pipe 8.
By stirring the dead man structure 1-1 of rotating block 1, electrode needle 7 may be implemented goes out needle and narrowing movement, is stirring
Cheng Zhong, the position for definitely defining out needle with the locating slot 4-2 and locating piece 3 of rack gear 4 and needle length out.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of radiofrequency catheter rotary type goes out needle system characterized by comprising rotating block, rack gear and electrode needle, the rotation
Block and the rack gear are equipped with the tooth-shape structure that the two is meshed, and the rotating block can be swung clockwise or counterclockwise, the tooth
Item is connect with the electrode needle, and the electrode needle is driven to move axially.
2. radiofrequency catheter rotary type according to claim 1 goes out needle system, which is characterized in that it further include locating piece, it is described
Locating piece is equipped with protrusion close to the one side of the rack gear, and the rack gear is equipped with the locating slot of several recess, in the rack gear
The protrusion is embedded in any locating slot during axial movement.
3. radiofrequency catheter rotary type according to claim 1 goes out needle system, which is characterized in that be additionally provided on the rotating block
The dead man structure being connect with the tooth-shape structure.
4. radiofrequency catheter rotary type according to claim 1 goes out needle system, which is characterized in that further include fixed block and at least
One steel column, the steel column are connect with the rack gear and the fixed block respectively, and the fixed block is also connect with the electrode needle.
5. radiofrequency catheter rotary type according to claim 4 goes out needle system, which is characterized in that the steel column is close to the tooth
One end of item is connect by screw with the rack gear.
6. radiofrequency catheter rotary type according to claim 4 goes out needle system, which is characterized in that the steel column is far from the tooth
One end of item is connect by gluing with the fixed block.
7. radiofrequency catheter rotary type according to claim 4 goes out needle system, which is characterized in that the fixed block also passes through glue
It is viscous to be connect with the electrode needle.
8. radiofrequency catheter rotary type according to any one of claim 1 to 7 goes out needle system, which is characterized in that the tooth
The right handles that item and the rotating block are installed in radiofrequency catheter cover.
9. radiofrequency catheter rotary type according to any one of claim 1 to 7 goes out needle system, which is characterized in that described fixed
The left handle that position block is mounted on radiofrequency catheter covers.
10. radiofrequency catheter rotary type according to any one of claim 1 to 7 goes out needle system, which is characterized in that the steel
Column and the electrode needle pass through outer tube and the stretching of radiofrequency catheter, and the electrode needle is in guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466925.8A CN110169819A (en) | 2019-05-31 | 2019-05-31 | Radiofrequency catheter rotary type goes out needle system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466925.8A CN110169819A (en) | 2019-05-31 | 2019-05-31 | Radiofrequency catheter rotary type goes out needle system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110169819A true CN110169819A (en) | 2019-08-27 |
Family
ID=67696023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910466925.8A Pending CN110169819A (en) | 2019-05-31 | 2019-05-31 | Radiofrequency catheter rotary type goes out needle system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110169819A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012478A (en) * | 2019-12-25 | 2020-04-17 | 美安创新医疗科技无锡有限公司 | Rotary and labor-saving needle ejection structure of radiofrequency ablation catheter |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6273886B1 (en) * | 1998-02-19 | 2001-08-14 | Curon Medical, Inc. | Integrated tissue heating and cooling apparatus |
| US6428538B1 (en) * | 1995-10-20 | 2002-08-06 | United States Surgical Corporation | Apparatus and method for thermal treatment of body tissue |
| US20050288664A1 (en) * | 2004-06-21 | 2005-12-29 | Curon Medical, Inc. | Systems and methods for treating tissue regions of the body |
| US20070219451A1 (en) * | 2006-03-03 | 2007-09-20 | John Kula | Optical Imaging Balloon Catheters |
| US20150238251A1 (en) * | 2009-09-22 | 2015-08-27 | Mederi Therapeutics, Inc. | Systems and methods for treating tissue with radiofrequency energy |
| CN105434040A (en) * | 2016-01-11 | 2016-03-30 | 王洪奎 | Umbrella-shaped radiofrequency ablation electrode needle for endoscopes |
| US20170105607A1 (en) * | 2015-10-16 | 2017-04-20 | Corinth MedTech, Inc. | Surgical device and method of use |
| WO2018182101A1 (en) * | 2017-03-29 | 2018-10-04 | 유펙스메드 주식회사 | High-frequency knife for endoscopic submucosal dissection |
| CN109350234A (en) * | 2017-11-28 | 2019-02-19 | 杭州诺诚医疗器械有限公司 | Ablation needle assembly and ablation system |
| CN211409345U (en) * | 2019-05-31 | 2020-09-04 | 江苏美安医药股份有限公司 | Radio frequency catheter rotary type needle outlet system |
-
2019
- 2019-05-31 CN CN201910466925.8A patent/CN110169819A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6428538B1 (en) * | 1995-10-20 | 2002-08-06 | United States Surgical Corporation | Apparatus and method for thermal treatment of body tissue |
| US6273886B1 (en) * | 1998-02-19 | 2001-08-14 | Curon Medical, Inc. | Integrated tissue heating and cooling apparatus |
| US20050288664A1 (en) * | 2004-06-21 | 2005-12-29 | Curon Medical, Inc. | Systems and methods for treating tissue regions of the body |
| US20070219451A1 (en) * | 2006-03-03 | 2007-09-20 | John Kula | Optical Imaging Balloon Catheters |
| US20150238251A1 (en) * | 2009-09-22 | 2015-08-27 | Mederi Therapeutics, Inc. | Systems and methods for treating tissue with radiofrequency energy |
| US20170105607A1 (en) * | 2015-10-16 | 2017-04-20 | Corinth MedTech, Inc. | Surgical device and method of use |
| CN105434040A (en) * | 2016-01-11 | 2016-03-30 | 王洪奎 | Umbrella-shaped radiofrequency ablation electrode needle for endoscopes |
| WO2018182101A1 (en) * | 2017-03-29 | 2018-10-04 | 유펙스메드 주식회사 | High-frequency knife for endoscopic submucosal dissection |
| CN109350234A (en) * | 2017-11-28 | 2019-02-19 | 杭州诺诚医疗器械有限公司 | Ablation needle assembly and ablation system |
| CN211409345U (en) * | 2019-05-31 | 2020-09-04 | 江苏美安医药股份有限公司 | Radio frequency catheter rotary type needle outlet system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012478A (en) * | 2019-12-25 | 2020-04-17 | 美安创新医疗科技无锡有限公司 | Rotary and labor-saving needle ejection structure of radiofrequency ablation catheter |
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