CN108309442A - A kind of needle holder and its application method for radio-frequency ablation electrode needle - Google Patents
A kind of needle holder and its application method for radio-frequency ablation electrode needle Download PDFInfo
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- CN108309442A CN108309442A CN201810266450.3A CN201810266450A CN108309442A CN 108309442 A CN108309442 A CN 108309442A CN 201810266450 A CN201810266450 A CN 201810266450A CN 108309442 A CN108309442 A CN 108309442A
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- radio
- frequency ablation
- ablation electrode
- electrode needle
- needle
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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
- A61B18/14—Probes or electrodes therefor
- A61B18/1477—Needle-like probes
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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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00273—Anchoring means for temporary attachment of a device to tissue
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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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
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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
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1425—Needle
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- 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)
- Electrotherapy Devices (AREA)
Abstract
The invention discloses a kind of needle holders and its application method for radio-frequency ablation electrode needle, the needle holder for radio-frequency ablation electrode needle includes pedestal, supporting rod and clamping part, pedestal is arranged in bottom, supporting rod has pliability, the lower end of supporting rod and one end of pedestal connect, and the upper end of supporting rod connect with clamping part and supports clamping part.A kind of needle holder for radio-frequency ablation electrode needle of the present invention, realizing can be as required to the fixed effect of electrode needle in radio-frequency ablation procedure, and without specially transferring, manpower is hand-held to be fixed, it is ensured that while operation safety, also saves operation cost.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of needle holder for radio-frequency ablation electrode needle and its
Application method.
Background technology
3~4 electrode catheters are sent into coronary vein by radio-frequency ablation procedure i.e. under local anaesthesia through femoral vein, subclavian vein
The positions such as sinus, high right atrium and Xinier reservoir, right ventricle, stimulation atrium and ventricle induce the tachycardia consistent with clinic, fixed
Position tachycardia originating point, then by the electrode catheter of ablation be sent to oriented originating point and with external radio-frequency signal generator
It is connected, electrophysiologic study is repeated after electric discharge, if tachycardia cannot be induced and Clinical Follow-up is without breaking-out, illustrates to melt successfully,
The electrode needle for being presently used for radiofrequency ablation therapy is thicker, and in order to reduce the damage to patient, when radiofrequency ablation therapy makes every effort to primary
It punctures successfully, still, CT guiding belongs to non real-time guiding, and needing repeatedly to adjust electrode needle can make its position accurate, in order to subtract
Few damage, then should subcutaneously adjust as possible, since electrode needle has constant weight, often occur in existing radio-frequency ablation procedure subcutaneous
The problem for organizing that electrode needle cannot be made to fix, existing settling mode are that doctor holds fixation, and hand-held fix has occupancy manpower,
The problem of increasing operation cost, in addition, the problem of arm fatiguability leads to electrode needle unsteady attitude when the hand-held time is long, electrode
Needle unsteady attitude results in the problem of cannot carrying out effective electrode needle catheter path verification, to reduce electrode pin puncture
Accuracy and one-time successful puncture rate.
Invention content
The purpose of the present invention is to provide a kind of needle holders and its application method for radio-frequency ablation electrode needle, to solve
It is performed the operation problem of high cost, that fixed effect is poor using the hand-held fixed electrode needle of manpower in certainly existing radio-frequency ablation procedure.
To achieve the above object, the technical scheme is that a kind of needle holder for radio-frequency ablation electrode needle, described
Needle holder for radio-frequency ablation electrode needle includes pedestal, supporting rod and clamping part, and in bottom, supporting rod has can for pedestal setting
Flexibility, the lower end of supporting rod and one end of pedestal connect, and the upper end of supporting rod connect with clamping part and supports clamping part.
Preferably, the pedestal is rectangular thin plate, the supporting rod is the direction flexible that can be shaped, under supporting rod
End passes through strength glue sticking with pedestal.
Preferably, the supporting rod includes the multiple loop coils being arranged above and below for being mutually clamped socket, each loop coil
Top is equipped with annular groove, and the lower part of each loop coil is equipped with annular plug division, and the ring of the adjacent loop coil in lower part is inserted into annular plug division
In connected in star.
Preferably, the opening portion of the annular groove is equipped with to internal projection, the lower end of the annular plug division is set
The arrow-shaped fin for having and coordinating to internal projection.
Preferably, the equal length of the depth of the annular groove and annular plug division.
Preferably, the clamping part includes circular housings and multiple clamp arm, the bottoms of circular housings and supporting rod
Upper end connects, and multiple clamp arm are pressed preset spacing and are mounted on the periphery of bracket respectively.
Preferably, the periphery of the bracket is equipped with multiple arcs slot, multiple arcs slot is separately positioned on adjacent
Between clamp arm, the spacing of the width of multiple arcs slot respectively between adjacent arms is equal.
Preferably, being additionally provided with multiple graduated scales for indicating each arc well width on the bracket.
Preferably, the clamp arm is the direction flexible that can be shaped, one end of clamp arm is bonded in bracket by seccotine
Periphery on.
It is described the invention also discloses a kind of application method of above-described needle holder for radio-frequency ablation electrode needle
Application method includes：
The pedestal of needle holder for radio-frequency ablation electrode needle to be clamped is placed under patient's body, the weight of patient's body is the bottom of by
Seat pressure is steady；
The bracket for adjusting clamping part makes arc groove corresponding with the diameter of the cannula portion of radio-frequency ablation electrode needle be located at support
The surface of frame；
After the syringe needle of radio-frequency ablation electrode needle is pierced into patient body, supporting rod is adjusted, supporting rod and the folder of the upper end are made
The bracket for holding portion is located at the underface of radio-frequency ablation electrode needle, and adjusts upward supporting rod and the clamping part of the upper end, until penetrating
The cannula portion of frequency ablating electrode needle is located in the arc groove between the adjacent arms on bracket；
The clamp arm for adjusting radio-frequency ablation electrode needle both sides makes the clamp arm of the both sides of radio-frequency ablation electrode needle along RF ablation electricity
The opposite bending in the surface of pole needle guard pipe portion is to clamp radio-frequency ablation electrode needle.
The invention has the advantages that：
One, a kind of supporting rod of needle holder for radio-frequency ablation electrode needle of the invention is due to using the universal of pliability
Hose gives carrying out orientation adjusting to needle holder and be shaped to the support posture after adjusting, in addition, clamping part uses bracket
Cooperation with clamp arm gives fixing electrode needle progress posture, and realizing can be fixed to electrode needle as required in radio-frequency ablation procedure
Effect, without specially transferring, manpower is hand-held to be fixed, it is ensured that while operation safety, also saves operation cost.
Two, between a kind of every adjacent arms of the clamping part of needle holder for radio-frequency ablation electrode needle of the invention due to
The effect for the radio-frequency electrode needle that can fix various different-diameter models has been achieved in spacing etc..
Three, a kind of clamp arm of the clamping part of needle holder for radio-frequency ablation electrode needle of the invention is due to using flexible
Direction flexible, such clamp arm can clamp RF ablation electricity along the opposite bending in the surface of radio-frequency ablation electrode needle cannula portion
Pole needle realizes further to the fixed effect of electrode needle posture.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the embodiment 1 of needle holder for radio-frequency ablation electrode needle of the present invention.
Fig. 2 is a kind of positive structure diagram of the embodiment 1 of needle holder for radio-frequency ablation electrode needle of the present invention.
Fig. 3 be Fig. 1 and Fig. 2 shows supporting rod schematic cross-sectional view
Fig. 4 is a kind of positive structure diagram of the embodiment 2 of needle holder for radio-frequency ablation electrode needle of the present invention.
Fig. 5 is a kind of positive structure diagram of the embodiment 3 of needle holder for radio-frequency ablation electrode needle of the present invention.
Fig. 6 is that a kind of needle holder for radio-frequency ablation electrode needle of the present invention is applied to the schematic diagram of radio-frequency ablation procedure.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As depicted in figs. 1 and 2, a kind of needle holder for radio-frequency ablation electrode needle, it is described to be used for radio-frequency ablation electrode needle
Needle holder include pedestal 1, supporting rod 2 and clamping part 3, pedestal 1 is arranged in bottom, 1 long 30.0cm of pedestal, width 20.0cm, thickness
0.5cm, supporting rod 2 have pliability, 2 long 30.0cm of supporting rod, diameter 0.5cm, one end of the lower end and pedestal 1 of supporting rod 2
Connection, the upper end of supporting rod 2 connect with clamping part 3 and supports clamping part 3.
Preferably, the pedestal 1 is rectangular thin plate, and the supporting rod 2 is the direction flexible that can be shaped, under supporting rod 2
End passes through strength glue sticking with pedestal 1.
Preferably, as shown in figure 3, the supporting rod 2 includes the multiple loop coils 21 being arranged above and below for being mutually clamped socket, often
The top of a loop coil 21 is equipped with annular groove 211, and the lower part of each loop coil 21 is equipped with annular plug division 212, annular plug division 212
It is inserted into the annular groove 211 of the adjacent loop coil in lower part.
It is further preferred that the opening portion of the annular groove 211 is equipped with to internal projection 2111, the annular plug division
The arrow-shaped fin 2121 that 212 lower end is equipped with and coordinates to internal projection 2111.
Still more preferably, the equal length of the depth of the annular groove 211 and annular plug division 212, such ring
There is sufficient up and down space in shape plug division 212 to realize that the bending of wide-angle supports adjustment in annular groove 211.
Preferably, the clamping part 3 includes circular housings 31 and multiple clamp arm 32 for being limited to electrode needle, circle support
By strength glue connection, multiple clamp arm 32 press preset spacing and are mounted on bracket respectively for the bottom of frame 31 and the upper end of supporting rod 2
On 31 periphery, the spacing between multiple clamp arm 32 is different, plays the radio-frequency electrode needle that can fix various diameter models in this way
Effect.
Pedestal 1 is placed under patient's body, the weight of patient's body presses pedestal 1 surely, adjusts supporting rod 2, make supporting rod 2 and
The bracket 31 of the clamping part 3 of the upper end is located at the underface of radio-frequency ablation electrode needle, and adjusts upward supporting rod 2 and the upper end
Clamping part 3, until the cannula portion of radio-frequency ablation electrode needle is located between the adjacent arms 32 on bracket 31.
Embodiment 2
As shown in figure 4, the present embodiment is substantially the same manner as Example 1, the difference is that, on the periphery of the bracket 31
Equipped with multiple arcs slot 311, multiple arcs slot 311 is separately positioned between adjacent arms 32, the width point of multiple arcs slot 311
Spacing not between adjacent arms 32 is equal.
Preferably, multiple graduated scales 312 for indicating 311 width of each arc groove are additionally provided on the bracket 31, it will
After the syringe needle of radio-frequency ablation electrode needle is pierced into patient body, the bracket 31 of adjustment clamping part 3 makes the set with radio-frequency ablation electrode needle
The corresponding arc groove 311 of diameter of pipe portion is located at the surface of bracket 31, adjusts supporting rod 2, makes supporting rod 2 and the upper end
The bracket 31 of clamping part 3 is located at the underface of radio-frequency ablation electrode needle, and adjusts upward supporting rod 2 and the clamping part 3 of the upper end,
Until the cannula portion of radio-frequency ablation electrode needle is located in the arc groove 311 between the adjacent arms 32 on bracket 31.
Embodiment 3
As shown in Figure 5 and Figure 6, the present embodiment is substantially the same manner as Example 2, the difference is that, the clamp arm 32 is can
One end of the direction flexible of sizing, clamp arm 32 is bonded in by seccotine on the periphery of bracket 31, move up when supporting rod 2 until
After the cannula portion of radio-frequency ablation electrode needle is located at the arc groove 311 between the adjacent arms 32 on bracket 31 Nei, adjustment radio frequency disappears
The clamp arm 32 for melting electrode needle both sides makes the clamp arm 32 of the both sides of radio-frequency ablation electrode needle along the table of radio-frequency ablation electrode needle cannula portion
The opposite bending in face is to clamp radio-frequency ablation electrode needle.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.
Claims (10)
1. a kind of needle holder for radio-frequency ablation electrode needle, it is characterised in that：It is described to hold needle for radio-frequency ablation electrode needle
Device includes pedestal (1), supporting rod (2) and clamping part (3), and in bottom, supporting rod (2) has pliability, support for pedestal (1) setting
The lower end of bar (2) is connect with one end of pedestal (1), and the upper end of supporting rod (2) connect with clamping part (3) and supports clamping part (3).
2. a kind of needle holder for radio-frequency ablation electrode needle according to claim 1, it is characterised in that：The pedestal
(1) it is rectangular thin plate, the supporting rod (2) is the direction flexible that can be shaped, and the lower end of supporting rod (2) is with pedestal (1) by strong
Power glue sticking.
3. a kind of needle holder for radio-frequency ablation electrode needle according to claim 2, it is characterised in that：The supporting rod
(2) include the multiple loop coils (21) being arranged above and below for being mutually clamped socket, the top of each loop coil (21) is equipped with annular groove
(211), the lower part of each loop coil (21) is equipped with annular plug division (212), and annular plug division (212) is inserted into the adjacent loop coil in lower part
In annular groove (211).
4. a kind of needle holder for radio-frequency ablation electrode needle according to claim 3, it is characterised in that：The annular is recessed
The opening portion of slot (211) is equipped with to internal projection (2111), and the lower end of the annular plug division (212) is equipped with and to internal projection
(2111) the arrow-shaped fin (2121) coordinated.
5. a kind of needle holder for radio-frequency ablation electrode needle according to claim 3, it is characterised in that：The annular is recessed
The equal length of the depth of slot (211) and annular plug division (212).
6. a kind of needle holder for radio-frequency ablation electrode needle according to claim 1, it is characterised in that：The clamping part
(3) include circular housings (31) and multiple clamp arm (32), the bottom of circular housings (31) is connected with the upper end of supporting rod (2), more
A clamp arm (32) is pressed preset spacing and is mounted on the periphery of bracket (31) respectively.
7. a kind of needle holder for radio-frequency ablation electrode needle according to claim 6, it is characterised in that：The bracket
(31) periphery is equipped with multiple arcs slot (311), and multiple arcs slot (311) is separately positioned between adjacent arms (32),
Spacing of the width of multiple arcs slot (311) respectively between adjacent arms (32) is equal.
8. a kind of needle holder for radio-frequency ablation electrode needle according to claim 7, it is characterised in that：The bracket
(31) multiple graduated scales (312) for indicating each arc groove (311) width are additionally provided on.
9. a kind of needle holder for radio-frequency ablation electrode needle according to claim 6, it is characterised in that：The clamp arm
(32) it is the direction flexible that can be shaped, one end of clamp arm (32) is bonded in by seccotine on the periphery of bracket (31).
10. according to a kind of application method of any needle holder for radio-frequency ablation electrode needle in claim 1-9,
It is characterized in that：The application method includes：
Pedestal (1) is placed under patient's body, the weight of patient's body presses pedestal (1) surely；
The bracket (31) for adjusting clamping part (3), makes arc groove corresponding with the diameter of the cannula portion of radio-frequency ablation electrode needle
(311) it is located at the surface of bracket (31)；
After the syringe needle of radio-frequency ablation electrode needle is pierced into patient body, supporting rod (2) is adjusted, makes supporting rod (2) and the upper end
The bracket (31) of clamping part (3) is located at the underface of radio-frequency ablation electrode needle, and adjusts upward supporting rod (2) and the folder of the upper end
Portion (3) is held, until the cannula portion of radio-frequency ablation electrode needle is located at the arc groove between the adjacent arms (32) on bracket (31)
(311) in；
The clamp arm (32) for adjusting radio-frequency ablation electrode needle both sides, makes the clamp arm (32) of the both sides of radio-frequency ablation electrode needle disappear along radio frequency
Melt the opposite bending in surface of electrode needle cannula portion to clamp radio-frequency ablation electrode needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266450.3A CN108309442A (en) | 2018-03-28 | 2018-03-28 | A kind of needle holder and its application method for radio-frequency ablation electrode needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266450.3A CN108309442A (en) | 2018-03-28 | 2018-03-28 | A kind of needle holder and its application method for radio-frequency ablation electrode needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108309442A true CN108309442A (en) | 2018-07-24 |
Family
ID=62899583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810266450.3A Pending CN108309442A (en) | 2018-03-28 | 2018-03-28 | A kind of needle holder and its application method for radio-frequency ablation electrode needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108309442A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969094A (en) * | 2018-08-06 | 2018-12-11 | 广州复大医疗有限公司 | For the probe fixture in percutaneous irreversible electroporation ablation |
| CN112618006A (en) * | 2020-12-31 | 2021-04-09 | 江苏省华星医疗器械实业有限公司 | Radio frequency needle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203468735U (en) * | 2012-09-17 | 2014-03-12 | 陈仕林 | Auxiliary tool for operating radio frequency puncture needle |
| US20170000578A1 (en) * | 2015-06-30 | 2017-01-05 | Merit Medical Systems, Inc. | Biopsy device support or holder and method of use |
| CN106562866A (en) * | 2016-09-06 | 2017-04-19 | 南方医科大学南方医院 | Omnibearing mechanical arm with simulation palm, applied to neuro-endoscope |
| CN206600537U (en) * | 2017-02-28 | 2017-10-31 | 朱哲昊 | A kind of self-fixing flexible pipe |
| CN208710052U (en) * | 2018-03-28 | 2019-04-09 | 中国人民解放军火箭军总医院 | A kind of needle holder for radio-frequency ablation electrode needle |
-
2018
- 2018-03-28 CN CN201810266450.3A patent/CN108309442A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203468735U (en) * | 2012-09-17 | 2014-03-12 | 陈仕林 | Auxiliary tool for operating radio frequency puncture needle |
| US20170000578A1 (en) * | 2015-06-30 | 2017-01-05 | Merit Medical Systems, Inc. | Biopsy device support or holder and method of use |
| CN106562866A (en) * | 2016-09-06 | 2017-04-19 | 南方医科大学南方医院 | Omnibearing mechanical arm with simulation palm, applied to neuro-endoscope |
| CN206600537U (en) * | 2017-02-28 | 2017-10-31 | 朱哲昊 | A kind of self-fixing flexible pipe |
| CN208710052U (en) * | 2018-03-28 | 2019-04-09 | 中国人民解放军火箭军总医院 | A kind of needle holder for radio-frequency ablation electrode needle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969094A (en) * | 2018-08-06 | 2018-12-11 | 广州复大医疗有限公司 | For the probe fixture in percutaneous irreversible electroporation ablation |
| CN108969094B (en) * | 2018-08-06 | 2023-12-26 | 广州复大医疗有限公司 | Probe fixing device for percutaneous irreversible electroporation ablation |
| CN112618006A (en) * | 2020-12-31 | 2021-04-09 | 江苏省华星医疗器械实业有限公司 | Radio frequency needle |
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