CN206597036U - A kind of New-type biopsy puncture needle - Google Patents
A kind of New-type biopsy puncture needle Download PDFInfo
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- CN206597036U CN206597036U CN201621135845.2U CN201621135845U CN206597036U CN 206597036 U CN206597036 U CN 206597036U CN 201621135845 U CN201621135845 U CN 201621135845U CN 206597036 U CN206597036 U CN 206597036U
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- puncture needle
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- axostylus axostyle
- cutting head
- biopsy
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Abstract
The utility model is related to interventional medical apparatus, is a kind of New-type biopsy puncture needle, in particular for the sampling probe of tumor biopsy.Biopsy includes puncturing cutting and open two kinds of forms of biopsy, open biopsy procedure bother, wasted time and energy, operative incision than larger, indolence, and traditional puncture needle can not be to organizing effectively be cut, it is difficult to obtains effective tissue specimen.The utility model includes needle tubing, nook closing member, tail-hood, and body front end is sharp portion, and sharp portion side is provided with sample tap, and the axostylus axostyle front end of nook closing member is provided with cutting head, and axostylus axostyle is provided with flight.The beneficial effects of the utility model are：The utility model provides a kind of New-type biopsy puncture needle, and simple in construction, perfect in shape and function is easy to use, simplifies operating procedure, improves operating efficiency, and dramatically reduce the pain of patient.
Description
Technical field
The utility model is related to interventional medical apparatus, is a kind of tissue sampling device for biopsy, in particular for swollen
Knurl biopsy sampling probe.
Background technology
Bone and soft tissue tumors are to seriously endanger human health and the disease of life, and the incidence of disease is gradually increasing in recent years, right
The early detection of tumor disease, correct diagnosis, treatment in time have important influence to prognosis.With detection methods and method not
It is disconnected to improve, the accuracy of diagnosis is gradually stepped up, but still there is a big chunk tumour not possess typical Imaging Features, diagnose
It is difficult, it is necessary to which clinical, image and pathology is multidisciplinary is combined inspection, selection of the pathological diagnosis therein to therapeutic scheme plays pass
Key is acted on, and aspiration biopsy is the main path for obtaining pathological diagnosis.
Aspiration biopsy is also known as needle puncture biopsy, and its advantage is that operating method is easy, and, bleeding small to the damage of tissue is few, infection
Chance is small, nor affects on early stage chemotherapy or radiotherapy.Under CT, MRI ultrasound and guide of fluoroscopy, needle puncture biopsy success rate is able to significantly
Improve.Biopsy includes puncturing two kinds of forms of cutting and open biopsy, and open biopsy is the method using surgical incision, is operated
It is not only cumbersome, waste time and energy, and operative incision, than larger, indolence, the tumor tissues of taking-up are directly exposed to sky
In gas, pollution is subject to, the accuracy of assay is influenceed；Therefore it is clinically many to obtain tumor tissues mark using puncture needle
This, but because its needle point is beveled edge, it is impossible to tissue is effectively cut, so, in the materials process of this class sample
In, it is difficult to obtain effective tissue specimen.
The content of the invention
The purpose of this utility model is to provide a kind of tumor biopsy sampling probe, and it has small insertion wound, accurate positioning, defended
The features such as life facilitates, the problem of specimen sampling inconvenient operation can be solved.
It is to solve the technical scheme that is used of above-mentioned technical problem：A kind of New-type biopsy puncture needle, including needle tubing, pin
Core, tail-hood, nook closing member are placed in needle tubing, and nook closing member end is connected by tail-hood with needle tubing.
The needle tubing includes body, handle, and handle is fixed on the postmedian of body；Body front end is sharp portion, sharp portion
Tip overlapped with body axis；Body end has the chimb outwards extended, and chimb is vertical with body axis direction；Institute
State sharp portion side and be provided with sample tap.
The nook closing member includes axostylus axostyle, cutting head, rotation control wheel, and cutting head is located at the front end of axostylus axostyle, rotation control wheel position
In the end of axostylus axostyle, axostylus axostyle front end is provided with external screw thread.
The cutting head includes having logical in the middle of connecting rod, blade I, retainer ring, connecting rod linking blade I and retainer ring, retainer ring
Hole, through hole is provided with internal thread, and retainer ring is threadedly coupled with axostylus axostyle.
The blade I is made up of elastomeric material.
The cutting head is taper, and the tapered outer contour of cutting head can closely be pasted with the Internal periphery of needle tubing front end sharp portion
Close；Taper bottom surface is fixedly connected with axostylus axostyle, and cutting head side is provided with groove, and a lateral edges of groove are provided with blade II.
The rotation control wheel is provided with position mark.
The position mark is on same facade with blade II.
The axostylus axostyle is provided with flight, and flight is fixedly connected with cutting head, and the front end of flight is fixed on groove dress
There is blade II side.
The beneficial effects of the utility model are：The utility model provides a kind of New-type biopsy puncture needle, simple in construction, work(
Can be perfect, it is easy to use, operating procedure is simplified, operating efficiency is improved, and dramatically reduce the pain of patient.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the first embodiment；
Fig. 2 is the sectional view of the first embodiment；
Fig. 3 a are the overlooking the structure diagrams of sharp portion in the first embodiment；
Fig. 3 b are the main structure diagrams of sharp portion in the first embodiment；
Fig. 3 c are the cross section structure diagrams of sharp portion in the first embodiment；
Fig. 4 is the structural representation of cutting head in the first embodiment；
Fig. 5 is the structural representation of second of embodiment；
Fig. 6 a are the main structure diagrams of cutting head in second of embodiment；
Fig. 6 b are the overlooking the structure diagrams of cutting head in second of embodiment；
Fig. 6 c are the left view structural representations of cutting head in second of embodiment；
Fig. 7 a are the structural representations of rotation control wheel concave shaped position mark in second of embodiment；
Fig. 7 b are the structural representations of rotation control wheel spirogyrate position mark in second of embodiment；
Fig. 7 c are the structural representations of rotation control wheel side salient point morpheme tagging in second of embodiment；
Fig. 8 is the structural representation of the third embodiment.
It is visible in figure：1 needle tubing, 2 nook closing members, 3 tail-hoods, 4 bodys, 5 handles, 6 sharp portions, 7 sample taps, 8 axostylus axostyles, 9 cutting heads
I, 10 rotation control wheels, 11 connecting rods, 12 blade I, 13 retainer rings, 14 cutting head II, 15 blade II, 16 flights, 17 positions mark
Note.
Embodiment
Embodiment one：
As shown in Fig. 1,2,3a, 3b, 3c, 4, the embodiment one includes needle tubing 1, nook closing member 2, tail-hood 3, and nook closing member 2 is placed in pin
In pipe 1.Needle tubing 1 is an elongated, hollow tubular structure, and main body is body 4, handle 5 is provided with the postmedian of body 4, with side
Convenient to operate person grasps；The front end of body 4 is sharp portion 6, and sharp portion is in regular conical, and its tip is overlapped with the axis of body 4, spine
The in-profile in portion is also regular conical, axisymmetricly；The end of body 4 has in the chimb outwards extended, chimb and body 4
Axis direction is vertical, and the chimb is used to coordinate with tail-hood 3, and needle tubing 1 and nook closing member 2 can be packaged together；The side of sharp portion 6 is provided with
Sample tap 7, Fig. 3 a are the plan structure of sample tap 7, and Fig. 3 b are the front view structure of sample tap 7, and Fig. 3 c are the section view of sample tap 7
Structure, from Fig. 3 a, 3b, 3c, sample tap 7 is located at the side of sharp portion, and its edge is keen edge, outside the pit of the stomach still with spine
Portion 6 is seamlessly transitted.
The nook closing member 2 includes axostylus axostyle 8, cutting head I 9, rotation control wheel 10, and the front end of axostylus axostyle 8 is provided with external screw thread, cutting head I
9 are located at the front end of axostylus axostyle 8, and rotation control wheel 10 is located at the end of axostylus axostyle 8；Cutting head I 9 includes connecting rod 11, blade I 12, consolidated
Determine to be provided with through hole in the middle of ring 13, the linking blade of connecting rod 11 I 12 and retainer ring 13, retainer ring 13, through hole is provided with internal thread, fixed
Ring 13 is threadedly coupled with axostylus axostyle 8, the flexible deformabilities of blade I 12.When axostylus axostyle 8 rotates, by threaded function, retainer ring
13 drive cutting head I 9 to move forward and backward, and because of blade I 12 elastic recoil, blade I 12 will be brought into close contact with sharp portion 6, from
And blade I 12 is closed sample tap 7 or cut the sample material for being absorbed in sample tap 7.
In use, first rotating clockwise rotation control wheel 10, cutting head I 9 is moved forward, close sample tap 7；Again
Puncture is needled into tester's body, when sharp portion 6 arrives at affected area, rotation control wheel 10 is rotated counterclockwise, makes cutting head I
9 are moved rearwards by, and focus sample tissue will sink into sample tap 7, rotate clockwise again rotation control wheel 10, make cutting head I 9 to
Preceding mobile cutting sample；Finally puncture needle is extracted, Sample preservation is shifted.
Embodiment two：
Above-described embodiment one, in mobile cutting head I 9, is to control its front and back position, operation inconvenience by threads turn.
As shown in Fig. 5,6a, 6b, 6c, 7a, 7b, 7c, embodiment two is on the basis of above-described embodiment, to devise cutting head II
14, its profile is taper, and such as Fig. 6 a are cutting head II 14 front views, and Fig. 6 b are cutting head II 14 top views, and Fig. 6 c are
Cutting head II 14 left view；Cutting head II 14 tapered outer contour can closely be pasted with the Internal periphery of the front end sharp portion 6 of needle tubing 1
Close, the sides of cutting head II 14 are provided with groove, a lateral edges of groove are provided with blade II 15；To allow the operator to exactly
Blade II 15 stop place is grasped, position mark 17 is provided with rotation control wheel 10, such as Fig. 7 a mark for the position of concave shaped
Note, such as Fig. 7 b are the position mark of spirogyrate, and such as Fig. 7 c are the position mark of side salient point shape；Position mark 17 and blade II
15 on same facade, so that blade II 15 is in the position consistent with position mark 17；Cutting head II 14 is directly fixed
On axostylus axostyle 8, when so rotating rotation control wheel 10, cutting head II 14, axostylus axostyle 8 can be achieved, the same of control wheel 10 is rotated
Step is rotated, and greatly facilitates operation.
Embodiment three：
As shown in figure 8, for realize once be pierced into puncture needle, the purposes of many sub-samplings, on the basis of above-described embodiment,
Flight 16 is provided with axostylus axostyle 8, flight 16 is fixedly connected with cutting head II 14, and the front end of flight 16 is fixed on cutting
Head II 14 grooves are equipped with blade II 15 side, to ensure during being sampled, with blade II 15 rotation, cut
The tissue samples cut off will be slided on flight 16 along groove；When being rotated further rotation control wheel 10, repeatedly taken
During sample, the sample cut down can be sequentially transmitted the inside of needle tubing 1 by the flight 16 of rotation, avoid repeatedly take well
In sample, substantial amounts of sample congestion sample tap 7.Sampling finish after, puncture needle is extracted, tail-hood 3 is turned on, by nook closing member 2 slowly from
Extracted out in needle tubing 1, because there is the buffer action of flight 16, the sample of many sub-samplings will be arranged in order, and facilitate operator couple
This identification is sampled, operating procedure is simplified, improves operating efficiency, and dramatically reduce the pain of patient.
Claims (7)
1. a kind of New-type biopsy puncture needle, it is characterised in that：Including needle tubing, nook closing member, tail-hood, nook closing member is placed in needle tubing, nook closing member end
End is connected by tail-hood with needle tubing；
The needle tubing includes body, handle, and handle is fixed on the postmedian of body；Body front end is sharp portion, the point of sharp portion
End is overlapped with body axis；Body end has the chimb outwards extended, and chimb is vertical with body axis direction；The point
Thorn portion side is provided with sample tap；
The nook closing member includes axostylus axostyle, cutting head, rotation control wheel, and cutting head is located at the front end of axostylus axostyle, and rotation control wheel is located at axle
The end of bar, axostylus axostyle front end is provided with external screw thread.
2. a kind of New-type biopsy puncture needle according to claim 1, it is characterised in that：The cutting head includes connecting rod, knife
There is through hole in the middle of piece I, retainer ring, connecting rod linking blade I and retainer ring, retainer ring, through hole is provided with internal thread, retainer ring and axostylus axostyle
Threaded connection.
3. a kind of New-type biopsy puncture needle according to claim 2, it is characterised in that：The blade I is by elastomeric material system
Into.
4. a kind of New-type biopsy puncture needle according to claim 1, it is characterised in that：The cutting head is taper, cutting
The tapered outer contour of head can be brought into close contact with the Internal periphery of needle tubing front end sharp portion；Taper bottom surface is fixedly connected with axostylus axostyle, cutting
First side is provided with groove, and a lateral edges of groove are provided with blade II.
5. a kind of New-type biopsy puncture needle according to claim 1, it is characterised in that：The rotation control wheel is provided with position
Tagging.
6. a kind of New-type biopsy puncture needle according to claim 5, it is characterised in that：At the position mark and blade II
In on same facade.
7. a kind of New-type biopsy puncture needle according to claim 1 or 4, it is characterised in that：The axostylus axostyle is provided with spiral
Piece, flight is fixedly connected with cutting head, and the front end of flight is fixed on the side that groove is equipped with blade II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135845.2U CN206597036U (en) | 2016-10-10 | 2016-10-10 | A kind of New-type biopsy puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135845.2U CN206597036U (en) | 2016-10-10 | 2016-10-10 | A kind of New-type biopsy puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206597036U true CN206597036U (en) | 2017-10-31 |
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ID=60149210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621135845.2U Active CN206597036U (en) | 2016-10-10 | 2016-10-10 | A kind of New-type biopsy puncture needle |
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| CN (1) | CN206597036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171824A (en) * | 2018-07-16 | 2019-01-11 | 郑州大学第附属医院 | A kind of liver biopsy puncture needle and its application method |
-
2016
- 2016-10-10 CN CN201621135845.2U patent/CN206597036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171824A (en) * | 2018-07-16 | 2019-01-11 | 郑州大学第附属医院 | A kind of liver biopsy puncture needle and its application method |
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