CN209347092U - A kind of tissue sampling device - Google Patents
A kind of tissue sampling device Download PDFInfo
- Publication number
- CN209347092U CN209347092U CN201822042952.6U CN201822042952U CN209347092U CN 209347092 U CN209347092 U CN 209347092U CN 201822042952 U CN201822042952 U CN 201822042952U CN 209347092 U CN209347092 U CN 209347092U
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- China
- Prior art keywords
- hilt
- needle tubing
- tissue
- fixed
- sample collection
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Abstract
The utility model is suitable for the field of medical instrument technology, discloses a kind of tissue sampling device, comprising: sampling shell, evacuated sample collection pipe, probe tube, fixed handle, compressed spring, flexible handle, needle tubing, cutter unit；A stepped hole is equipped with inside the front end of the sampling shell, the stepped hole has support level, and the evacuated sample collection pipe includes the tube body with an opening, and the sealing-plug of the opening set on the tube body.Compared with the relevant technologies, a kind of tissue sampling device of the application, the tissue in needle tubing can be carried out by transversely cutting, separation sampling tissue by cutter unit after needle tubing piercing, under the collective effect of fixed handle and flexible handle, the opening for controlling evacuated sample collection pipe makes evacuated sample collection pipe, probe tube, the inner cavity connection of needle tubing three, to realize the fast sampling of tissue in sampling tissue sucking evacuated sample collection pipe separated in needle tubing.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of tissue sampling device.
Background technique
In field of medical technology, is diagnosed for the ease of the state of an illness of the doctor to patient, need the pathological tissues to patient
It is sampled, during being sampled tissue, needs to be sampled by tissue sampling device.In the related technology, in
State's number of patent application 201320103224.6 discloses a kind of pistol type tumour sampler, it includes tumour insertion needle, cutting
Cutter head, buffering compression spring, hollow connection tube, evacuated sample collection pipe, acquisition rifle shell, flexible handle, fixed handle, compression
Spring leaf, assist device, hinge, the acquisition rifle interior of shell are cavity structure, the left side front end setting of acquisition rifle shell
There is hollow connection tube, buffering compression spring is socketed on the outside of hollow connection tube, acquisition rifle cavity pocket of outer cover is internally provided with vacuum sample
Collecting pipe, evacuated sample collection pipe left side forward end seal slot opening is connect with hollow connection tube, on the right side of evacuated sample collection pipe
It is connect with the assist device of flexible handle upper end.The deficiency of the relevant technologies is, do not have specific open cutter head shape and
Using principle, one of ordinary skill in the art do not know how it implements sampling tissue cutting separation, influence the popularization of the technology
Using.
Therefore, it is really necessary to provide a kind of new tissue sampling device solution above-mentioned technical problem.
Summary of the invention
A kind of tissue sampling device that the purpose of the present invention is in view of the above technical problems, provide, can needle tubing piercing after,
The tissue in needle tubing is subjected to transversely cutting, separation sampling tissue, in being total to for fixed handle and flexible handle by cutter unit
Under same-action, the opening of evacuated sample collection pipe is controlled, makes evacuated sample collection pipe, probe tube, the inner cavity of needle tubing three is connected to,
To realize the fast sampling of tissue in sampling tissue sucking evacuated sample collection pipe separated in needle tubing.
The technical solution of the utility model
In order to solve the above technical problems, the utility model provides a kind of tissue sampling device, comprising: sampling shell, very
Empty sample collection tube, probe tube, fixed handle, compressed spring, flexible handle, needle tubing, cutter unit；Before the sampling shell
End is internal to be equipped with a stepped hole, and the stepped hole has support level, and the evacuated sample collection pipe includes with an opening
Tube body, and the sealing-plug of the opening set on the tube body；The evacuated sample collection pipe is placed in the sampling shell；It is described
One end of probe tube is set to the front end of the sealing-plug, and the other end of the probe tube is connected to the support level；It is described solid
On the side wall for determining the right end that handle is fixed on the sampling shell, the flexible handle is set to the remote of the evacuated sample collection pipe
One end from the opening, and the flexible handle is connected by the compressed spring with the fixed handle；The cutting is single
Member is set in the needle tubing, and the cutter unit includes: blade, knife rest, hilt, knife rest fixed frame；On the side wall of the needle tubing
With through hilt slot thereon, the blade is set to one end of the knife rest, and one end of the hilt is another with the knife rest
One end is fixedly linked, and the other end of the hilt stretches out the hilt slot；The sampling shell is fixed in one end of the needle tubing
Left end；The inner cavity of the needle tubing is connected to the inner cavity of the probe tube；The knife rest fixed frame includes fixed link and fixed ring,
One end of the fixed link and the inner wall of the needle tubing are fixed, and the other end of the fixed link is fixed with the fixed ring, described
Fixing shrink ring is set to outside the knife rest.In this way, the tissue in needle tubing can be carried out laterally by cutter unit after needle tubing piercing
Cutting, separation sampling tissue control the opening of evacuated sample collection pipe under the collective effect of fixed handle and flexible handle,
Make evacuated sample collection pipe, probe tube, the inner cavity connection of needle tubing three, to sampling tissue separated in needle tubing be sucked true
In empty sample collection tube, the fast sampling of tissue is realized.
Further, the sealing-plug is made of rubber material.
Further, the front end of the sealing-plug has pore, and the pore is blind hole, and one end of the probe tube is set to
In the blind hole.
Further, the cutting blade is 3, and annular is uniformly arranged in one end of the knife rest.
Further, the hilt is vertically arranged with the knife rest.
Further, one end of the stretching hilt slot of the hilt is arranged with hilt set, and the hilt set is flat
Shape.
Further, the hilt set outer wall is equipped with anti-slip part, and the hilt set is made of rubber material.
Further, the knife rest is that cylinder is rod-shaped.
Further, the hilt is rectangular-shape, and the length value of the hilt is 1.5-5 times of width value.
Further, the length value of the hilt is 3 times of width value.
The utility model the utility model has the advantages that
Compared with the relevant technologies, a kind of tissue sampling device of the application can be after needle tubing piercing, by cutter unit by needle
Tissue in pipe carries out transversely cutting, and separation sampling tissue controls vacuum under the collective effect of fixed handle and flexible handle
The opening of sample collection tube makes evacuated sample collection pipe, probe tube, the inner cavity connection of needle tubing three, thus by having divided in needle tubing
From sampling tissue sucking evacuated sample collection pipe in, realize the fast sampling of tissue.
Detailed description of the invention
It will be apparent and more hold by made detailed description, the above-mentioned advantage of the utility model in conjunction with the following drawings
Readily understood, these attached drawings are only schematical, are not intended to limit the utility model, in which:
Fig. 1 is a kind of overall structure diagram of tissue sampling device of the utility model；
Fig. 2 is the partial enlarged view in Fig. 1 at I；
Fig. 3 be Fig. 1 in A to partial enlarged view.
In attached drawing, component representated by each label is as follows:
1. sampling shell；11. support level；2. evacuated sample collection pipe；21. tube body；22. sealing-plug；3. probe tube；4.
Fixed handle；5. compressed spring；6. flexible handle；7. needle tubing；71. hilt slot；8. cutter unit；81. blade；82. knife rest；
83. hilt；84. knife rest fixed frame；841. fixed link；842. fixed ring；9. hilt set.
Specific embodiment
Combined with specific embodiments below with attached drawing pair, a kind of tissue sampling device of the utility model is described in detail.
The embodiment recorded herein is the specific specific embodiment of the utility model, for illustrating the utility model
Design, be it is explanatory and illustrative, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be public based on the claim of this application book and specification institute
For the content opened using obvious other technical solutions, these technical solutions include using doing to the embodiment recorded herein
The technical solution of any obvious substitutions and modifications out.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Shape and its correlation.It note that for the ease of clearly showing the structure of each component of the utility model embodiment, phase
Same reference marker is for indicating identical part.
Referring to Fig. 1-3, a kind of tissue sampling device, comprising: sampling shell 1, evacuated sample collection pipe 2, are consolidated probe tube 3
Determine handle 4, compressed spring 5, flexible handle 6, needle tubing 7, cutter unit 8；It samples and is equipped with a stepped hole inside the front end of shell 1,
Stepped hole has support level 11, and evacuated sample collection pipe 2 includes the tube body 21 with an opening, and the opening set on tube body 21
The sealing-plug 22 at place；Evacuated sample collection pipe 2 is placed in sampling shell 1；One end of probe tube 3 is set to the front end of sealing-plug 22,
The other end of probe tube 3 is connected to support level 11；Fixed handle 4 is fixed on the side wall of the right end of sampling shell 1, movable hand
Handle 6 is set to one end of the separate opening of evacuated sample collection pipe 2, and flexible handle 6 passes through compressed spring 5 and 4 phase of fixed handle
Even；Cutter unit 8 is set in needle tubing 7, and cutter unit 8 includes: blade 81, knife rest 82, hilt 83, knife rest fixed frame 84；Needle tubing 7
Side wall on have through hilt slot 71 thereon, blade 81 is set to one end of knife rest 82, one end of hilt 83 and knife rest 82
The other end is fixedly linked, and the other end of hilt 83 stretches out hilt slot 71；The left end of sampling shell 1 is fixed in one end of needle tubing 7；Needle
The inner cavity of pipe 7 is connected to the inner cavity of probe tube 3；Knife rest fixed frame 84 includes fixed link 841 and fixed ring 842, fixed link 841
One end and the inner wall of needle tubing 7 are fixed, and the other end and fixed ring 842 of fixed link 841 are fixed, and fixed ring 842 is sheathed on knife rest 82
Outside.Sealing-plug 22 is made of rubber material.Rubber material is convenient for the puncture of sealing.The front end of sealing-plug 22 has pore, pore
One end for blind hole, probe tube 3 is set in blind hole.Cutting blade 81 is 3, and annular is uniformly arranged in one end of knife rest 82.Knife
It is vertically arranged 83 with knife rest 82.One end of the stretching hilt slot 71 of hilt 83 is arranged with hilt set 9, and hilt set 9 is flat.
Hilt covers 9 outer walls and is equipped with anti-slip part, and hilt set 9 is made of rubber material.As the embodiment of the application, knife rest 82 is circle
Mast shape.The rod-shaped knife rest 82 of cylinder is easy to make.As another embodiment of the application, hilt 83 is rectangular-shape, hilt
83 length value is 1.5 to 5 times of width value.Specifically, the length value of hilt 83 is 3 times of width value.Hilt 83 is rectangular
Body plate shape, the design suck in evacuated sample collection pipe 2 to avoid it to stop sampling tissue by needle tubing 7 as far as possible convenient for it.
Cutting blade 81 is set as multi-disc, and hilt 83 needs the angle rotated when can reduce cutting.Hilt set 9 is flat.The design
For the ease of stirring its movement.
It is specifically described a kind of specifically used process of tissue sampling device of the application below, by taking tumour samples as an example, due to
Tumour is divided into pernicious and benign tumour, needs to carry out sampling analysis to inside tumor when to the pathological analysis of tumour.When sampling,
7 front end of needle tubing of tissue sampling device of the application a kind of is pierced into inside tumor, it is cylindrical swollen with one section in needle tubing 7 at this time
Tumor tissue, but its underpart does not separate；It is slided in hilt slot 71 at this point, stirring hilt set 9, fixed link 841 supports fixed ring
842, fixed ring 842 is that knife rest 82 provides support, and for the rotation of knife rest 82 to rotate with cutting blade 81, blade 81 will be in needle tubing 7
Tumor tissues carry out transversely cutting, separation sampling tissue, and hand holds fixed handle 4, presses flexible handle 6, and compressed spring 5 is pressed
Tightly, flexible handle 6 pushes evacuated sample collection pipe 2 to be moved to the left, and support level 11 is used to provide branch for the left part of probe tube 3
Support, prevents it to be moved to the left.It is vacuum chamber in evacuated sample collection pipe 2.Under the extruding of flexible handle 6, evacuated sample collection
Pipe 2 is moved to the left, and the right part of probe tube 3 is pierced into evacuated sample collection pipe 2 to 22 stress of sealing-plug and by the blind hole of pore
It is interior, blind hole is become into through-hole.At this point, evacuated sample collection pipe 2 is beaten under the collective effect of fixed handle 4 and flexible handle 6
It opens, makes evacuated sample collection pipe 2, probe tube 3, the inner cavity connection of 7 three of needle tubing, due to 2 inside and outside differential pressure of evacuated sample collection pipe
Difference causes suction, by tumor tissues sucking evacuated sample collection pipe 2 separated in needle tubing 7, realizes quickly taking for tissue
Sample.
Compared with the relevant technologies, a kind of tissue sampling device of the application can be after needle tubing piercing, by cutter unit by needle
Tissue in pipe carries out transversely cutting, and separation sampling tissue controls vacuum under the collective effect of fixed handle and flexible handle
The opening of sample collection tube makes evacuated sample collection pipe, probe tube, the inner cavity connection of needle tubing three, thus by having divided in needle tubing
From sampling tissue sucking evacuated sample collection pipe in, realize the fast sampling of tissue.
The utility model is not limited to above embodiment, anyone can obtain other under the enlightenment of the utility model
Various forms of products, however, make any variation in its shape or structure, it is all with identical or similar to the present application
Technical solution, all fall within the protection scope of the utility model.
Claims (10)
1. a kind of tissue sampling device characterized by comprising sampling shell, evacuated sample collection pipe, probe tube, fixed hand
Handle, compressed spring, flexible handle, needle tubing, cutter unit；It is described sampling shell front end inside be equipped with a stepped hole, described
Rank hole has support level, and the evacuated sample collection pipe includes the tube body with an opening, and the opening set on the tube body
The sealing-plug at place；The evacuated sample collection pipe is placed in the sampling shell；One end of the probe tube is set to the sealing
The front end of plug, the other end of the probe tube are connected to the support level；The fixed handle is fixed on the sampling shell
Right end side wall on, the flexible handle is set to one end far from the opening of the evacuated sample collection pipe, and described
Flexible handle is connected by the compressed spring with the fixed handle；The cutter unit is set in the needle tubing, described to cut
Cutting unit includes: blade, knife rest, hilt, knife rest fixed frame；There is the hilt slot through thereon, institute on the side wall of the needle tubing
One end that blade is set to the knife rest is stated, one end of the hilt and the other end of the knife rest are fixedly linked, the hilt
The other end stretches out the hilt slot；The left end of the sampling shell is fixed in one end of the needle tubing；The inner cavity of the needle tubing with
The inner cavity of the probe tube is connected to；The knife rest fixed frame includes fixed link and fixed ring, one end of the fixed link with it is described
The inner wall of needle tubing is fixed, and the other end of the fixed link is fixed with the fixed ring, and the Fixing shrink ring is set to outside the knife rest.
2. tissue sampling device according to claim 1, which is characterized in that the sealing-plug is made of rubber material.
3. tissue sampling device according to claim 2, which is characterized in that the front end of the sealing-plug has pore, described
Pore is blind hole, and one end of the probe tube is set in the blind hole.
4. tissue sampling device according to claim 3, which is characterized in that the cutting blade is 3, and annular is uniformly arranged
In one end of the knife rest.
5. tissue sampling device according to claim 4, which is characterized in that the hilt is vertically arranged with the knife rest.
6. tissue sampling device according to claim 5, which is characterized in that one end of the stretching hilt slot of the hilt
It is arranged with hilt set, the hilt set is flat.
7. tissue sampling device according to claim 6, which is characterized in that the hilt set outer wall is equipped with anti-slip part, institute
Hilt set is stated to be made of rubber material.
8. tissue sampling device according to claim 7, which is characterized in that the knife rest is that cylinder is rod-shaped.
9. tissue sampling device according to claim 7, which is characterized in that the hilt is rectangular-shape, the hilt
Length value is 1.5-5 times of width value.
10. tissue sampling device according to claim 9, which is characterized in that the length value of the hilt is the 3 of width value
Times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042952.6U CN209347092U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042952.6U CN209347092U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209347092U true CN209347092U (en) | 2019-09-06 |
Family
ID=67798540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822042952.6U Expired - Fee Related CN209347092U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209347092U (en) |
-
2018
- 2018-12-06 CN CN201822042952.6U patent/CN209347092U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 Termination date: 20201206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |