CN207590703U - A kind of aspiration biopsy needle for puncture - Google Patents
A kind of aspiration biopsy needle for puncture Download PDFInfo
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- CN207590703U CN207590703U CN201720271532.8U CN201720271532U CN207590703U CN 207590703 U CN207590703 U CN 207590703U CN 201720271532 U CN201720271532 U CN 201720271532U CN 207590703 U CN207590703 U CN 207590703U
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- syringe
- biopsy needle
- puncture
- needle
- push
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Abstract
The utility model provides a kind of aspiration biopsy needle for puncture, it is characterised in that：Including push-and-pull component, syringe body, biopsy needle assemblies；Tubular structure of the syringe body for the opposite perforation in both ends；Push-and-pull component and biopsy needle assemblies are respectively arranged in the both ends of syringe body；Biopsy needle assemblies include outer syringe, interior syringe, sampling cutter；Interior syringe is controlled, the telescopic inside for being set to outer syringe by push-and-pull component；Sampling cutter is controlled, the telescopic inside for being set to interior syringe by push-and-pull component.The aspiration biopsy needle, by two layers of needle tubing, outer needle tubing is under the guiding of the technologies such as X pieces or B ultrasound, the edge of lesion is reached, but is not pierced into lesion, inner needle tube is subsequently placed into and is pierced into lesion, by trigger action, cutting tissue takes biopsy, then first exits internal layer needle tubing, then exit outer needle tube, with this avoid puncture path polluted by tumour cell caused by tumour spread, meanwhile acquired tissue is complete, is not destroyed.
Description
Technical field
The utility model is related to medical equipment fields, and in particular, to a kind of aspiration biopsy needle for puncture.
Background technology
Pathological biopsy is often the goldstandard of diagnosis disease, has the meaning being even more important for making a definite diagnosis tumour.So
And may cause, because tumour cell enters puncture path, to lead oncogenic transfer during puncture takes biopsy, it is tied suspecting
Sending out for TB focus may be caused in the biopsy of core patient.
What traditional biopsy needle was taken is that a needle is entered lesion, and acquired tissue specimen is sometimes and imperfect, to disease
Reason diagnosis causes certain difficulty.
When taking biopsy to fluidity lesion, conventional method relies on the method for being similar to the same vacuum suction of syringe, for
The amount of liquid that biopsy is drawn is not accurately controlled.
Utility model content
The utility model is intended to overcome drawbacks described above, and the sampling of biopsy solid-state can be used for, and can carry out liquid by providing one kind
Sampling, and the biopsy needle that etiology will not be caused to spread.
Specifically, a kind of aspiration biopsy needle for puncture provided by the utility model, it is characterised in that：Including push-and-pull group
Part, syringe body, biopsy needle assemblies；
Tubular structure of the above-mentioned syringe body for the opposite perforation in both ends, so as to which push-and-pull component and biopsy needle assemblies be enable to exist
Its interior carry out activity；
Above-mentioned push-and-pull component and biopsy needle assemblies are respectively arranged in the both ends of syringe body；Above-mentioned push-and-pull component and biopsy
Needle assemblies can be fixed or be mounted in syringe body.
Above-mentioned biopsy needle assemblies include outer syringe, interior syringe, sampling cutter；Above-mentioned outer syringe, interior syringe, sampling cutter can be equal
For stand-alone assembly, mutually installation uses after fixing；May be the external member of random combine on demand, according to specific need when using
Assembling use is carried out, such as：When only needing to be sampled liquid, interior syringe and sampling cutter can not be installed, when needs pair
When solid sample samples, then it will be used after its installation nested against one another.
Above-mentioned interior syringe is controlled, the telescopic inside for being set to outer syringe by push-and-pull component；
Above-mentioned sampling cutter is controlled, the telescopic inside for being set to interior syringe by push-and-pull component.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned outer syringe and the needle point of interior syringe end, each other to the setting of phase.
Specifically, the end of outer syringe and interior syringe is the bevelled syringe needle moulding of tool, outer syringe and interior syringe
Inclined-plane is opposite setting, so as to which when interior syringe is in outer syringe internal activity, the position of syringe needle will not mutually be touched, from
And the pollution of the syringe needle avoided, meanwhile, the syringe needle being arranged oppositely can also be more easily observable specific propulsion angle and depth.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., in order to realize that the syringe needle on inside and outside syringe remains the effect being arranged oppositely, the inner tube wall of above-mentioned outer syringe is equipped with
Guide groove；
The outer tube wall of above-mentioned interior syringe is equipped with tongue；
The structure of above-mentioned tongue and guide groove matches；
Above-mentioned interior syringe is slidably installed on by tongue in outer syringe.Thus under the action of component is pushed and pulled, when interior
Syringe when disengaging activity, has not deviated by the angle between syringe needle inside outer syringe.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned push-and-pull component includes promoting mainly pull rod；
Above-mentioned interior syringe, the control of acceptor's push-pull rod, the telescopic inside for being set to outer syringe.
In general, this promote mainly pull rod cross-sectional area it is consistent with outer syringe internal diameter, be equipped with inside outer syringe in
During syringe, interior syringe can be pushed into the depths of outer syringe；And in the case of interior syringe is disassembled or is uninstalled, which can
Play the function of syringe drawing liquid or tapping, so as to which entire aspiration biopsy needle be made to form a kind of negative pressure suction device, realize hydrops or
The absorption function of liquid sample.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., the above-mentioned end for promoting mainly pull rod is equipped with retaining mechanism；
The end of above-mentioned interior syringe is equipped with clamping structure；
Above-mentioned retaining mechanism matches with clamping structure；
Above-mentioned interior syringe is installed on the end for promoting mainly pull rod by clamping structure.
The retaining mechanism and clamping structure, which primarily serve, says that interior syringe carries out relatively-stationary effect with push-pull rod, so as to
So that the effect that syringe is moved up and down with pull rod is promoted mainly.Such as：The retaining mechanism can be designed for spring-backed quill, and clamping
Structure can be the external tube body for being equipped with convex rafter；In addition, the retaining mechanism and clamping structure may be a pair of be mutually matched
Card-slot structure.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned sampling cutter is equipped with elastic construction.
The elastic construction is generally positioned at the stage casing of sampling cutter, and the head of the sampling cutter is blade, the tail portion of the sampling cutter
For can be with other component (such as：Push-and-pull component, inside/outside syringe, syringe body lamp) structure that connects.But when needing, it can be passed through
Spring function makes knife quickly pop up sampling.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned push-and-pull component includes spring control handle；
Above-mentioned spring control handle control spring structure stretches.
In general, spring control handle and the relatively-stationary installation of sampling cutter.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned interior syringe is equipped with groove；The groove is generally positioned at the front end of interior syringe.
The cutter head structure and groove match of above-mentioned sampling cutter；
The groove body of above-mentioned cutter head covering groove.
When interior syringe is inserted into lesions position, the moment fast sampling of groove is streaked by the sampling cutter of setting in the inner,
And sample is retained in inside grooves.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., above-mentioned syringe body, which is equipped with, extracts display screen.
The display screen is generally fabricated using transparent material, generally indicates distance scale thereon, so as to facilitate judge into
The depth of needle and the amount for drawing liquid.
Further, a kind of aspiration biopsy needle for puncture provided by the utility model, also has a structure in which spy
Point：I.e., casing is further included；
Above-mentioned casing is mounted at outer syringe and the joining place of syringe body.It is generally used for fastening outer syringe and needle
Assembling fastness between cylinder ontology.
The effect of the utility model and effect：
Aspiration biopsy needle provided by the utility model for puncture, by two layers of needle tubing, outer needle tubing is in X pieces or B ultrasound
Etc. under the guiding of technologies, reach the edge of lesion, but be not pierced into lesion, be subsequently placed into inner needle tube and be pierced into lesion, by trigger action, cut
Cut tissue and take biopsy, then first exit internal layer needle tubing, then exit outer needle tube, with this avoid puncture path by tumour cell pollution and
Caused tumour diffusion, meanwhile, acquired tissue is complete, is not destroyed.
In addition, the aspiration biopsy needle provided by the utility model for puncture, when taking fluidity lesion biopsy, by carrying system
The negative pressure suction device of volume function, to taking amount of liquid during biopsy that can accomplish accurately to control, meanwhile, needle tubing is marked with distance and carves
Degree, facilitates the depth for judging inserting needle.
In addition, the aspiration biopsy needle provided by the utility model for puncture, there is a rectangular v notch v at inner needle tube tip, interior
Connect a small blade inside needle tubing, blade is connected with spring, one trigger of other end connection of spring, cocking, blade to
Syringe needle direction is popped up, and is cut tissue, is covered notch, so as to complete to take biopsy and acquired sample is complete.
Description of the drawings
The structure diagram for the biopsy needle that attached drawing 1, embodiment are related to；
The structure diagram of the syringe body for the biopsy needle that attached drawing 2, embodiment are related to；
The structure diagram of the outer syringe for the biopsy needle that attached drawing 3, embodiment are related to；
The structure diagram of the interior syringe for the biopsy needle that attached drawing 4, embodiment are related to；
The structure diagram of the sampling cutter for the biopsy needle that attached drawing 5, embodiment are related to；
The structure diagram of the push-and-pull component for the biopsy needle that attached drawing 6, embodiment are related to.
Specific embodiment
A kind of aspiration biopsy needle for puncture is present embodiments provided, as shown in Figure 1, including push-and-pull component 20, syringe
Ontology 100, biopsy needle assemblies 300, casing 400；
Tubular structure of the syringe body 100 for the opposite perforation in both ends；
As shown in Fig. 2, the one end 101 of the syringe body 100 is diminishing halfpace structure, by the first ladder portion
1011st, the second ladder portion 1012, third ladder portion 1013 form, and the diameter in the first ladder portion 1011 is more than the second ladder portion 1012, and second
The diameter in terraced portion 1012 is more than third ladder portion 1013；
The other end 102 of the syringe body 100 is platform structure；
As shown in Figure 1, the push-and-pull component 200 and biopsy needle assemblies 300 are respectively arranged in the both ends of syringe body 100；
Wherein, push-and-pull component 200 is installed at end 102, which is installed at end 101；
The side of the syringe body 100 is symmetrically set there are two hand-held handle 110, and during operation, doctor passes through
The handle 110 fixes biopsy needle；
The syringe body 100, which is equipped with, extracts display screen 120, which is provided with scale, the extraction display screen 120 is through entire
The surface of syringe body 100, is fabricated for transparent material, can be by observing on the display screen 120 during operation
Scale marker judge the extraction amount of the depth of needle body or liquid.
The biopsy needle assemblies 300 include outer syringe 310, interior syringe 320, sampling cutter；
The internal diameter of the outer syringe 310 and third ladder portion 1012 are similar, and outer syringe 310 is just made to be nested in third ladder portion 1013
On, and pass through casing 400 and be fixed on the platform of 1012 interface of third ladder portion 1013 and the second ladder portion.
The interior syringe 320, by the control of push-and-pull component 200, the telescopic inside for being set to outer syringe 310；It in addition, should
The needle point 321 of 320 end of needle point 311 and interior syringe of outer 310 end of syringe is each other to the setting of phase, during operation,
After outer syringe 310 to be stayed in the outside of lesion sampling position, outer needle is retracted after the interior syringe 320 in it is pushed into the sampling of lesion point
In cylinder 310, so as to effectively prevent the diffusion of tumour cell；
The sampling cutter, by the control of push-and-pull component 200, the telescopic inside for being set to interior syringe 320, when interior syringe
During 320 arrival sample point, by pushing and pulling the pop-up device of component 200, sampling cutter is quickly popped up to be sampled and is sealed up for safekeeping.
As shown in figure 3, in order to ensure outer 310 end of syringe 320 end of needle point 311 and interior syringe needle point 321 each other
Setting to phase, the inner tube wall of the outer syringe 310 are equipped with two symmetrically arranged guide grooves 312；
As shown in figure 4, the outer tube wall of interior syringe 320 is equipped with tongue 323；
The structure and shape of the tongue 323 match with the structure and shape of guide groove 312；It is outer when interior syringe 320 is pushed into
It, can also be by leading while which is slidably installed on by tongue 323 in outer syringe 310 after in syringe 310
Slot and the logic relationship of tongue make its state that remain needle point opposite.
In addition, in order to coordinate its relative angle problem with interior syringe, which is generally that upper end is roomy, and lower end is narrow
Structure, so as to, the upper end is mutually locked with syringe body, and lower end and the structure of interior syringe are mutually matched.
The front end of the interior syringe 320, the position for leaving syringe needle position about 1-3cm are equipped with sampling groove 322.
As shown in figure 5, the outer diameter of sampling cutter 330 and the internal diameter of interior syringe 320 are similar, end is equipped with blade 331, the knife
Piece 331 is arch blade, and moulding matches with sampling groove 322, after its pop-up, just covers the sampling groove 322, and will take
The sample obtained is sealed up for safekeeping in it.
The sampling cutter 330 is equipped with spring 332, after push-and-pull component drives sampling cutter 330 to pop up, its blade is made just to cover
It does not readvance after lid sampling groove, is returned in outer syringe with interior syringe 320 1 is logical later.
As shown in fig. 6, the push-and-pull component 200 is formed by promoting mainly pull rod 210 and spring control handle 220；
Wherein, which is associated with interior syringe 320, the control of interior 320 acceptor's push-pull rod of syringe,
It moves back and forth in outer syringe 310；
In order to realize the reciprocating motion, this, which is promoted mainly pull rod and is fixedly connected or screws tight with interior syringe, connect.
Or this is promoted mainly for sleeve structure at the end about 1cm length of pull rod, the portion which is connected with promoting mainly pull rod
Position is the structure equipped with evagination rafter, and interior syringe is placed in casing during use, is realized by convex rafter clamping detachable
Installation.
The spring control handle 220, which is installed on, to be promoted mainly on pull rod 210, the spring control handle 200 and the spring on sampling cutter 330
332 associations, control the pop-up of spring 332.
In the present embodiment, needle portion：Syringe needle is divided into interior syringe needle and outer syringe needle, outer syringe needle and interior needle tip direction phase
Instead, by having between inside and outside syringe needle similar to the same sliding rail of folding rain-proof umbrella handle, needle tip direction inside and outside guarantee is on the contrary, same
When, outer needle tubing is marked with distance scale, convenient in the depth for judging inserting needle.
In the present embodiment, inner needle tube designs：There is a rectangular v notch v at inner needle tube tip, connects a pocket knife inside inner needle tube
Piece, blade are connected with spring, and the other end of spring connects a trigger, cocking, and blade is popped up to syringe needle direction, cutting group
It knits, covers notch, so as to complete to take biopsy and acquired sample is complete.
In the present embodiment, by two layers of needle tubing, outer needle tubing reaches lesion under the guiding of the technologies such as X pieces or B ultrasound
Edge, but lesion is not pierced into, it is subsequently placed into inner needle tube and is pierced into lesion, by trigger action, cutting tissue takes biopsy, then first exits interior
Layer needle tubing, is exiting outer needle tube, with this avoid puncture path polluted by tumour cell caused by tumour spread, it is while acquired
Tissue it is complete, be not destroyed.
In the present embodiment, when taking fluidity lesion biopsy, it is only necessary to which whole equipment is converted to negative pressure absorbing dress by outer syringe
It puts, to amount of liquid during biopsy is taken to accomplish accurately to control.
Claims (10)
1. a kind of aspiration biopsy needle for puncture, it is characterised in that：Including push-and-pull component, syringe body, biopsy needle assemblies；
Tubular structure of the syringe body for the opposite perforation in both ends；
The push-and-pull component and biopsy needle assemblies are respectively arranged in the both ends of syringe body；
The biopsy needle assemblies include outer syringe, interior syringe, sampling cutter；
The interior syringe is controlled, the telescopic inside for being set to outer syringe by push-and-pull component；
The sampling cutter is controlled, the telescopic inside for being set to interior syringe by push-and-pull component.
2. a kind of aspiration biopsy needle for puncture as described in claim 1, it is characterised in that：
The outer syringe and the needle point of interior syringe end, each other to the setting of phase.
3. a kind of aspiration biopsy needle for puncture as claimed in claim 2, it is characterised in that：
The inner tube wall of the outer syringe is equipped with guide groove；
The outer tube wall of the interior syringe is equipped with tongue；
The structure of the tongue and guide groove matches；
The interior syringe is slidably installed on by tongue in outer syringe.
4. a kind of aspiration biopsy needle for puncture as described in claim 1, it is characterised in that：
The push-and-pull component includes promoting mainly pull rod；
The interior syringe, the control of acceptor's push-pull rod, the telescopic inside for being set to outer syringe.
5. a kind of aspiration biopsy needle for puncture as claimed in claim 4, it is characterised in that：
The end for promoting mainly pull rod is equipped with retaining mechanism；
The end of the interior syringe is equipped with clamping structure；
The retaining mechanism matches with clamping structure；
The interior syringe is installed on the end for promoting mainly pull rod by clamping structure.
6. a kind of aspiration biopsy needle for puncture as described in claim 1, it is characterised in that：
The sampling cutter is equipped with elastic construction.
7. a kind of aspiration biopsy needle for puncture as claimed in claim 6, it is characterised in that：
The push-and-pull component includes spring control handle；
The spring control handle control spring structure stretches.
8. a kind of aspiration biopsy needle for puncture as described in claim 1, it is characterised in that：
The interior syringe is equipped with groove；
The cutter head structure and groove match of the sampling cutter；
The groove body of the cutter head covering groove.
9. a kind of aspiration biopsy needle for puncture as described in claim 1, it is characterised in that：
The syringe body, which is equipped with, extracts display screen.
10. a kind of aspiration biopsy needle for puncture as described in claim 1-9 is any, it is characterised in that：Further include casing；
Described sleeve pipe is mounted at outer syringe and the joining place of syringe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271532.8U CN207590703U (en) | 2017-03-20 | 2017-03-20 | A kind of aspiration biopsy needle for puncture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720271532.8U CN207590703U (en) | 2017-03-20 | 2017-03-20 | A kind of aspiration biopsy needle for puncture |
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| Publication Number | Publication Date |
|---|---|
| CN207590703U true CN207590703U (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720271532.8U Expired - Fee Related CN207590703U (en) | 2017-03-20 | 2017-03-20 | A kind of aspiration biopsy needle for puncture |
Country Status (1)
| Country | Link |
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| CN (1) | CN207590703U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106430A (en) * | 2018-09-07 | 2019-01-01 | 施爱德（厦门）医疗器材有限公司 | Telescopic puncture outfit |
| CN109770961A (en) * | 2019-03-28 | 2019-05-21 | 河南中医药大学 | A kind of three layers of biopsy device of tumour |
| CN110537954A (en) * | 2019-08-27 | 2019-12-06 | 谢军 | Drill bit for total hip joint replacement minimally invasive surgery |
| CN115944328A (en) * | 2022-12-30 | 2023-04-11 | 清华大学 | Full-automatic telescopic biopsy device |
| CN116869582A (en) * | 2023-09-01 | 2023-10-13 | 浙江首鼎医学科技有限公司 | Biopsy needle sampling device based on puncture resistance |
-
2017
- 2017-03-20 CN CN201720271532.8U patent/CN207590703U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106430A (en) * | 2018-09-07 | 2019-01-01 | 施爱德（厦门）医疗器材有限公司 | Telescopic puncture outfit |
| CN109106430B (en) * | 2018-09-07 | 2024-07-23 | 施爱德（厦门）医疗器材有限公司 | Telescopic puncture outfit |
| CN109770961A (en) * | 2019-03-28 | 2019-05-21 | 河南中医药大学 | A kind of three layers of biopsy device of tumour |
| CN109770961B (en) * | 2019-03-28 | 2021-06-25 | 张婷婷 | Three-layer tumor biopsy device |
| CN110537954A (en) * | 2019-08-27 | 2019-12-06 | 谢军 | Drill bit for total hip joint replacement minimally invasive surgery |
| CN115944328A (en) * | 2022-12-30 | 2023-04-11 | 清华大学 | Full-automatic telescopic biopsy device |
| CN116869582A (en) * | 2023-09-01 | 2023-10-13 | 浙江首鼎医学科技有限公司 | Biopsy needle sampling device based on puncture resistance |
| CN116869582B (en) * | 2023-09-01 | 2023-11-28 | 浙江首鼎医学科技有限公司 | Biopsy needle sampling device based on puncture resistance |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20190320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |