CN108186056A - RF ablation negative pressure cell taking gun - Google Patents
RF ablation negative pressure cell taking gun Download PDFInfo
- Publication number
- CN108186056A CN108186056A CN201711462411.2A CN201711462411A CN108186056A CN 108186056 A CN108186056 A CN 108186056A CN 201711462411 A CN201711462411 A CN 201711462411A CN 108186056 A CN108186056 A CN 108186056A
- Authority
- CN
- China
- Prior art keywords
- needle
- ablation
- negative pressure
- radio frequency
- frequency ablation
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
- A61B2010/045—Needles
-
- 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
- A61B2018/00059—Material properties
- A61B2018/00071—Electrical conductivity
- A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
Abstract
The present invention relates to a kind of RF ablation negative pressure cell taking gun, including negative pressure biopsy component, RF ablation component and locating turntable frame；The negative pressure biopsy component includes sampling probe, negative-pressure guide device and tissue biopsy piston graduated cylinder；The RF ablation component includes radio frequency ablation needle, needle body catapult-launching gear, thermocouple probes wiring；The locating turntable frame, which includes being fixedly connected on changing on the negative pressure biopsy component, rifle axis and is pivotally connected in the circular plate rail changed on rifle axis；The sampling probe and radio frequency ablation needle are threaded through on the plate rail, and the axle center of sampling probe and radio frequency ablation needle is with plate rail apart from equal.This RF ablation negative pressure cell taking gun is by the way that radio frequency ablation needle and sampling below atmospheric pressure needle are integrated in a set of instrument, biopsy procedure and ablation is enabled to kill step and be closely connected progress, and turntable form causes sample position to correspond to ablation locations, judgement and the treatment for enabling lesions position are more accurate and quick, are widely used in the treatment of tumour and other malignant proliferative diseases.
Description
Technical field
The present invention relates to a kind of medical instrument, more particularly to a kind of RF ablation negative pressure cell taking gun.
Background technology
RF ablation is to reach treatment disease with the tissue that lesion has occurred in certain frequency electromagnetic wave damage organism
Purpose belongs to the minimally invasive technique for hyperthermia in part.RFA does not cause organism neuromuscular reaction and biological ionisation effect, arrives within 20 years
Bed is widely used in solid tumor and non-tumor patient.Pathology aspiration biopsy clinic applied for more than 50 years.More than 10 years of cell taking gun
Carry out clinical practice gradually to increase, technological progress is also commonplace, but without can integrate biopsy investigation and radiofrequency ablation therapy
The instrument being uniformly processed.Chinese market is flooded with U.S.'s Ahmedabad, Johnson ＆ Johnson, and Germany is precious refined, Italian Puli's match, De Maite, Japan
The series biopsy needle such as TSK, eight light.Biopsy needles all at present is having certain defect and complication using upper.
Invention content
The technical problem to be solved by the present invention is to how overcome the drawbacks described above of the prior art, a kind of RF ablation is provided and is born
Press cell taking gun.
In order to solve the above technical problems, this RF ablation negative pressure cell taking gun includes negative pressure biopsy component, RF ablation component
With locating turntable frame；The negative pressure biopsy component includes sampling probe, negative-pressure guide device and tissue biopsy piston graduated cylinder；It is described to penetrate
Frequency ablation member includes radio frequency ablation needle, needle body catapult-launching gear, thermocouple probes wiring；The locating turntable frame includes fixed connect
It is connected on changing on the negative pressure biopsy component and rifle axis and is pivotally connected in the circular plate rail changed on rifle axis；The sampling probe and
Radio frequency ablation needle is threaded through on the plate rail, and the axle center of sampling probe and radio frequency ablation needle is with plate rail apart from equal.
As an optimization, the tissue biopsy piston graduated cylinder is internally provided with damping piston, and tissue biopsy piston graduated cylinder upper end is set
It is useful for the neck tube of connecting line, lower end is equipped with and is equipped with to measure biopsy sample volume for fixed sucker, outer surface
Dial markings.
As an optimization, the sampling probe is hollow tubular piercing needle, and sampling probe upper end is equipped with being connected inside needle tubing
Sample slot, lower part be equipped with control sample flow speed flow regulator.
As an optimization, the negative-pressure guide device includes negative pressure sac, relief valve and air flue, and the negative pressure sac is a ball
Capsule is connected by air flue with the neck tube of the tissue biopsy graduated cylinder.
As an optimization, the radio frequency ablation needle is hollow tubular piercing needle, and top is the cecum equipped with thermocouple, and
Two side holes are provided in the cecum, insulating layer is coated with below cecum, the cecum thermocouple connection of the radio frequency ablation needle is stretched along needle tubing
The positive wire entered, the lower end connection cathode conductor of radio frequency ablation needle, radio frequency ablation needle outer wall insulating layer are equipped with to measure
It is pierced into the graduation mark of length.
As an optimization, the plate rail is equipped with pinches the turning handle part of rotating operation and for rotating behaviour manually for surgical forceps
The turntable handle of work.
As an optimization, the needle body catapult-launching gear includes shell and resetting spring, and radio frequency ablation needle is equipped in the plate rail
Percussion recycling rotation button, the radio frequency ablation needle lower end are stretched into shell and are fixedly connected with the resetting spring upper end, and radio frequency disappears
The insulating layer for melting needle is equipped with one section of ratchet, and radio frequency ablation needle percussion recycling rotation button in plate rail in being equipped with and the ratchet
The ratchet being meshed.When pulling out radio frequency ablation needle percussion recycling rotation button, ratchet is detached from ratchet, normal in pressure
Under the thrust of the elastic reset spring of contracting state, the percussion of radio frequency ablation needle is completed；Radio frequency ablation needle is fired into recycling rotation button
Return simultaneously rotates, and ratchet drives ratchet to make radio frequency ablation needle linear movement, completes the recycling of radio frequency ablation needle.
A kind of RF ablation negative pressure cell taking gun structural principle of the present invention is simple, manufacture is of low cost, using easy to operate, leads to
It crosses and radio frequency ablation needle and sampling below atmospheric pressure needle is integrated in a set of instrument so that biopsy procedure and ablation are killed step and can closely be held in the mouth
Row is tapped into, and turntable form causes sample position to correspond to ablation locations, enable the judgement of lesions position and treatment more accurate and fast
Victory is widely used in the treatment of tumour and other malignant proliferative diseases.
Description of the drawings
A kind of RF ablation negative pressure cell taking gun of the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is the planar structure schematic diagram of this RF ablation negative pressure cell taking gun.
Specific embodiment
As shown in Figure 1, this RF ablation negative pressure cell taking gun includes negative pressure biopsy component, RF ablation component and locating turntable
Frame；The negative pressure biopsy component includes sampling probe 1, negative-pressure guide device 2 and tissue biopsy piston graduated cylinder 3；The RF ablation
Component includes radio frequency ablation needle 4, needle body catapult-launching gear 5, thermocouple probes wiring 6；The locating turntable frame includes being fixedly connected
Changing on the negative pressure biopsy component and is pivotally connected in the circular plate rail 8 changed on rifle axis 7 at rifle axis 7；The sampling probe 1
It is threaded through on the plate rail 8 with radio frequency ablation needle 4, the axle center of sampling probe 1 and radio frequency ablation needle 4 is with plate rail 8 apart from equal.Institute
It states tissue biopsy piston graduated cylinder 3 and is internally provided with damping piston 301,3 upper end of tissue biopsy piston graduated cylinder is equipped with for connecting line
Neck tube 302, lower end is equipped with and is equipped with for fixed sucker 303, outer surface for the dial markings that measure biopsy sample volume
304.The sampling probe 1 be hollow tubular piercing needle, 1 upper end of sampling probe be equipped with be connected inside needle tubing sample slot 101,
Lower part is equipped with the flow regulator 102 of control sample flow speed.The negative-pressure guide device 2 includes negative pressure sac 201, relief valve
202 and air flue 203, the negative pressure sac 201 is a rubber sacculus, passes through the neck tube of air flue 203 and the tissue biopsy graduated cylinder 3
303 are connected.The radio frequency ablation needle 4 is hollow tubular piercing needle, and top is the cecum 401 equipped with thermocouple, and in
The cecum 401 is provided with two side holes 402, and cecum is coated with insulating layer 403,401 thermoelectricity of cecum of the radio frequency ablation needle 4 below 401
Coupling connects the positive wire 601 that is stretched into along needle tubing, the lower end connection cathode conductor 602 of radio frequency ablation needle 4, outside radio frequency ablation needle 4
Wall insulating layer 403 is equipped with to measure the graduation mark for being pierced into length.The plate rail 8 is equipped with pinches rotation behaviour for surgical forceps
The turning handle part 801 of work and for manual rotation operation turntable 802.The needle body catapult-launching gear 5 includes shell 501 and resets
Spring 502 is equipped with radio frequency ablation needle percussion recycling rotation button 503 in the plate rail 5, and 4 lower end of radio frequency ablation needle is stretched into outer
Shell 501 is simultaneously fixedly connected with 502 upper end of resetting spring, and the insulating layer 403 of radio frequency ablation needle 4 is equipped with one section of ratchet, institute
Radio frequency ablation needle percussion recycling rotation button 9 is stated in being equipped with the ratchet 901 that is meshed with the ratchet 413 in plate rail.When being pulled outwardly
When going out radio frequency ablation needle percussion recycling rotation button, ratchet is detached from ratchet, in the elastic reset spring for being normally in compressive state
Thrust under, complete the percussion of radio frequency ablation needle；Radio frequency ablation needle is fired into recycling rotation button return and is rotated, ratchet drives spine
Tooth makes radio frequency ablation needle linear movement, completes the recycling of radio frequency ablation needle.
It can be that professional and technical personnel in the field realize or use that the above embodiment, which is intended to illustrate the present invention, to above-mentioned
Embodiment is modified and be will be apparent for those skilled in the art, therefore the present invention includes but not limited to
The above embodiment, it is any to meet the claims or specification description, meet with principles disclosed herein and novelty,
The method of inventive features, technique, product, each fall within protection scope of the present invention.
Claims (7)
1. a kind of RF ablation negative pressure cell taking gun, it is characterized in that：Including negative pressure biopsy component, RF ablation component and locating turntable
Frame；The negative pressure biopsy component includes sampling probe (1), negative-pressure guide device (2) and tissue biopsy piston graduated cylinder (3)；It is described to penetrate
Frequency ablation member includes radio frequency ablation needle (4), needle body catapult-launching gear (5), thermocouple probes wiring (6)；The locating turntable frame
Including be fixedly connected on the negative pressure biopsy component change rifle axis (7) and be pivotally connected in this change it is circular on rifle axis (7)
Plate rail (8)；The sampling probe (1) and radio frequency ablation needle (4) are threaded through on the plate rail (8), sampling probe (1) and RF ablation
The axle center of needle (4) is with plate rail (8) apart from equal.
2. RF ablation negative pressure cell taking gun according to claim 1, it is characterized in that：The tissue biopsy piston graduated cylinder (3)
Damping piston (301) is internally provided with, tissue biopsy piston graduated cylinder (3) upper end is equipped with the neck tube (302) for connecting line, lower end
Equipped with the dial markings (304) being equipped with for fixed sucker (303), outer surface for measuring biopsy sample volume.
3. RF ablation negative pressure cell taking gun according to claim 2, it is characterized in that：The sampling probe (1) is hollow tubular
Piercing needle, sampling probe (1) upper end be equipped with be connected inside needle tubing sample slot (101), lower part be equipped with control sample flow
The flow regulator (102) of speed.
4. RF ablation negative pressure cell taking gun according to claim 3, it is characterized in that：The negative-pressure guide device (2) includes
Negative pressure sac (201), relief valve (202) and air flue (203), the negative pressure sac (201) are a rubber sacculus, pass through air flue
(203) neck tube (303) with the tissue biopsy graduated cylinder (3) is connected.
5. RF ablation negative pressure cell taking gun according to claim 4, it is characterized in that：The radio frequency ablation needle (4) is hollow
Tubulose piercing needle, top is the cecum (401) equipped with thermocouple, and is provided with two side holes (402) in the cecum (401), blind
Insulating layer (403) is coated with below end (401), cecum (401) thermocouple of the radio frequency ablation needle (4) connects what is stretched into along needle tubing
Positive wire (601), the lower end connection cathode conductor (602) of radio frequency ablation needle (4), radio frequency ablation needle (4) outer wall insulating layer
(403) it is equipped with to measure the graduation mark for being pierced into length.
6. RF ablation negative pressure cell taking gun according to claim 5, it is characterized in that：The plate rail (8) is equipped with for hand
The turning handle part (801) and the turntable handle (802) for manual rotation operation that art tweezer pinches rotating operation.
7. RF ablation negative pressure cell taking gun according to claim 6, it is characterized in that：The needle body catapult-launching gear (5) includes
Shell (501) and resetting spring (502), the interior radio frequency ablation needle that is equipped with of the plate rail (5) fires recycling rotation button (503), described
Radio frequency ablation needle (4) lower end is stretched into shell (501) and is fixedly connected with the resetting spring (502) upper end, radio frequency ablation needle (4)
Insulating layer (403) be equipped with one section of ratchet, radio frequency ablation needle percussion recycling rotation button (9) in be equipped in plate rail with it is described
The ratchet (901) that ratchet (413) is meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462411.2A CN108186056B (en) | 2017-12-28 | 2017-12-28 | Radio frequency ablation negative pressure biopsy gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462411.2A CN108186056B (en) | 2017-12-28 | 2017-12-28 | Radio frequency ablation negative pressure biopsy gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108186056A true CN108186056A (en) | 2018-06-22 |
| CN108186056B CN108186056B (en) | 2021-02-05 |
Family
ID=62585594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711462411.2A Expired - Fee Related CN108186056B (en) | 2017-12-28 | 2017-12-28 | Radio frequency ablation negative pressure biopsy gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108186056B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947984A (en) * | 2022-05-20 | 2022-08-30 | 江苏启灏医疗科技有限公司 | Safe type biopsy device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201542659U (en) * | 2009-11-17 | 2010-08-11 | 韩凤云 | Soft tissue biopsy sampler |
| CN202235585U (en) * | 2011-08-29 | 2012-05-30 | 马志方 | Novel prostate puncture biopsy device |
| CN102626329A (en) * | 2012-03-13 | 2012-08-08 | 郑州大学 | Radiofrequency ablation negative pressure automatic biopsy gun |
| CN202908751U (en) * | 2012-12-03 | 2013-05-01 | 李思瓯 | Automatic kidney biopsy gun |
| CN103281969A (en) * | 2010-12-30 | 2013-09-04 | C·R·巴德公司 | Biopsy device having a ratchet drive mechanism for driving a biopsy probe assembly |
| CN104367349A (en) * | 2014-11-21 | 2015-02-25 | 曾惠清 | Automatic radiofrequency ablation negative pressure biopsy system |
| CN105748109A (en) * | 2016-02-25 | 2016-07-13 | 韩新巍 | Handheld self-locking and resetting biopsy forceps |
-
2017
- 2017-12-28 CN CN201711462411.2A patent/CN108186056B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201542659U (en) * | 2009-11-17 | 2010-08-11 | 韩凤云 | Soft tissue biopsy sampler |
| CN103281969A (en) * | 2010-12-30 | 2013-09-04 | C·R·巴德公司 | Biopsy device having a ratchet drive mechanism for driving a biopsy probe assembly |
| CN202235585U (en) * | 2011-08-29 | 2012-05-30 | 马志方 | Novel prostate puncture biopsy device |
| CN102626329A (en) * | 2012-03-13 | 2012-08-08 | 郑州大学 | Radiofrequency ablation negative pressure automatic biopsy gun |
| CN202908751U (en) * | 2012-12-03 | 2013-05-01 | 李思瓯 | Automatic kidney biopsy gun |
| CN104367349A (en) * | 2014-11-21 | 2015-02-25 | 曾惠清 | Automatic radiofrequency ablation negative pressure biopsy system |
| CN105748109A (en) * | 2016-02-25 | 2016-07-13 | 韩新巍 | Handheld self-locking and resetting biopsy forceps |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947984A (en) * | 2022-05-20 | 2022-08-30 | 江苏启灏医疗科技有限公司 | Safe type biopsy device |
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| Publication number | Publication date |
|---|---|
| CN108186056B (en) | 2021-02-05 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 Termination date: 20211228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |