CN206102677U - Tumor sampling device - Google Patents
Tumor sampling device Download PDFInfo
- Publication number
- CN206102677U CN206102677U CN201620822367.6U CN201620822367U CN206102677U CN 206102677 U CN206102677 U CN 206102677U CN 201620822367 U CN201620822367 U CN 201620822367U CN 206102677 U CN206102677 U CN 206102677U
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- CN
- China
- Prior art keywords
- groove
- inner tube
- outer tube
- recess
- location
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a tumor sampling device, the female joint comprises an outer pipe, the outer tube tip is equipped with the syringe needle, the inner tube has been cup jointed in the outer tube, the inner tube tip is equipped with the second recess, second recess and surface of inner pipe intercommunication, the outer tube inboard is equipped with the first recess that corresponds with the second recess, the inner tube outside is equipped with the second slot, second slot one end and second recess intercommunication, the other end communicates with the terminal surface that second recess one end was kept away from to the inner tube, the outer tube inboard is equipped with the first slot that corresponds with the second slot, be equipped with the stay cord between first recess and the second recess, the stay cord tip passes between first slot and the second slot. Since the technical scheme is used, the utility model discloses a stay cord cuts off tumor tissue bottom, and the complete structure that remains tumor tissue is favorable to the doctor to diagnose, the utility model discloses simple structure, convenient operation has alleviateed the work degree of difficulty for medical staff.
Description
Technical field
The utility model is related to medical instruments field, more particularly to a kind of tumor sampling device.
Background technology
Tumour is body under the effect of various carcinogenic factors, and some cell of local organization loses right on gene level
The normal regulation of its growth, the abnormality for causing its clonal abnormality hyperplasia and being formed, but tumour is also classified into malignant tumour
And benign tumour, the pathological analysis of tumour are accomplished by being sampled inside tumor analysis, clinically carry out tumour to patient
Pass through scalpel when biopsy is sampled it is achieved that but because wound is big, bring pain to patient, therefore, at present mostly using note
Being sampled, the negative pressure that its principle is produced when being and extracting by syringe draws tumor tissues to emitter, or is cut with scraper
Tumor tissues, although this sampling method has the advantages that wound is little, ordinary syringe syringe needle is round and smooth, needle cavity is narrow, after absorption,
Tissue to be checked is not easy to be isolated, takes out in needle cavity, and tumor tissues are broken, it is impossible to enough reflect the knot of tumour
Structure, to medical worker work difficulty is increased.
Utility model content
The technical problems to be solved in the utility model is to overcome drawbacks described above, there is provided a kind of wound is little, ensure that tumour
The complete tumor sampling device of tissue samples.
To solve the above problems, the technical scheme that the utility model is adopted is：
A kind of tumor sampling device, including outer tube, the outer tube end is provided with syringe needle, and in the outer tube inner tube is socketed with,
Said inner tube end is provided with the second groove, and second groove is connected with inner tube end face, and the outer tube inner side is provided with recessed with second
Corresponding first groove of groove, said inner tube outside is provided with second groove, and described second groove one end connects with the second groove, another
End face of the end with inner tube away from second groove one end is connected, and the outer tube inner side is provided with first groove corresponding with second groove,
Drawstring is provided between first groove and the second groove, the drawstring end is through first groove and second groove.
As a kind of improvement：The syringe needle internal diameter is identical with inner tube diameter.
As a kind of improvement：The outer tube is provided with the first location-plate away from one end of syringe needle, and said inner tube is provided with second and determines
Position plate.
As a kind of improvement：Second location-plate is provided with pull handle.
As a kind of improvement：Second location-plate is provided with caging bolt, and first location-plate is provided with shoulder hole.
As a kind of improvement：The drawstring end is provided with draw ring.
As a kind of improvement：Said inner tube is provided with two second grooves, and the outer tube is provided with two first grooves.
As a result of above-mentioned technical proposal, the utility model is cut off tumor tissues bottom by drawstring, complete guarantor
The structure of tumor tissues is stayed, is conducive to diagnosis, the utility model simple structure is easy to operate, alleviates to medical worker
Work difficulty.
With reference to the accompanying drawings and examples the utility model is described in further detail.
Description of the drawings
Accompanying drawing 1 is a kind of structural representation of tumor sampling device of the utility model；
Accompanying drawing 2 is a kind of use state figure of tumor sampling device of the utility model；
Accompanying drawing 3 is a kind of structural representation of tumor sampling device inner tube of the utility model；
Accompanying drawing 4 is the structural representation of a kind of location-plate of tumor sampling device first of the utility model and the second location-plate.
In figure：1- outer tubes；2- syringe needles；3- bracing wires；The location-plates of 4- second；5- draw rings；6- pull handles；The location-plates of 7- first；8-
Inner tube；The grooves of 9- first；The grooves of 10- second；11- second grooves；12- caging bolts；13- first grooves；14- shoulder holes.
Specific embodiment
Embodiment 1：
As shown in Figure 1, 2, a kind of tumor sampling device, including outer tube 1, the end of the outer tube 1 is provided with syringe needle 2, described outer
Inner tube 8 is socketed with pipe 1, the end of said inner tube 8 is provided with the second groove 10, and second groove 10 is connected with the end face of inner tube 8, institute
State the inner side of outer tube 1 to be provided with and corresponding first groove 9 of the second groove 10, the outside of said inner tube 8 is provided with second groove 11, described the
The one end of two groove 11 connects with the second groove 10, and end face of the other end with inner tube 8 away from the one end of the second groove 10 is connected, described outer
The inner side of pipe 1 is provided with first groove 13 corresponding with second groove 11, and between the groove 10 of first groove 9 and second drawstring is provided with
3, the end of the drawstring 3 is through first groove 13 and second groove 11.Outer tube 1, inner tube 8 and drawstring 3 are medical stainless
Steel is made.
First groove 9 and the second groove 10 prevent inner tube 8 from driving drawstring 3, first groove 13 and second groove 11 when moving
Prevent inner tube 8 and outer tube 1 from relatively rotating.
The drawstring 3 winds the second groove 10 1 weeks, and one end is fixed, and the other end is by first groove 10 and second groove 11
Between draw.
Certainly, drawstring 3 can also two ends all pass through between first groove 10 and second groove 11 draw.
The internal diameter of the syringe needle 2 is identical with the internal diameter of inner tube 8.
The outer tube 1 is provided with the first location-plate 7 away from one end of syringe needle 2, and said inner tube 8 is provided with the second location-plate 4.
Second location-plate 4 is provided with pull handle 6.
As shown in figure 4, second location-plate 4 is provided with caging bolt 12, first location-plate 7 is provided with shoulder hole
14.The outer tube 1, inner tube 8, the first location-plate 7 and the cross section of the second location-plate 4 are circle.The external diameter of first location-plate 7
More than the external diameter of the second location-plate 4.
The end of the drawstring 2 is provided with draw ring 5.
Said inner tube 8 is provided with two second grooves 11, and the outer tube 1 is provided with two first grooves 13.
Embodiment 2：
As shown in figure 3, a kind of tumor sampling device, including outer tube 1, the end of the outer tube 1 is provided with syringe needle 2, the outer tube 1
Inner tube 8 is inside socketed with, the end of said inner tube 8 is provided with the second groove 10, and second groove 10 is connected with the end face of inner tube 8, described
The inner side of outer tube 1 is provided with and corresponding first groove 9 of the second groove 10, and the outside of said inner tube 8 is provided with two second grooves 11, described
The one end of second groove 11 connects with the second groove 10, and end face of the other end with inner tube 8 away from the one end of the second groove 10 is connected, described
The inner side of outer tube 1 is provided with and 11 corresponding two first grooves 13 of second groove, sets between the groove 10 of first groove 9 and second
There is drawstring 3, the end of the drawstring 3 is through first groove 10 and second groove 11.
The drawstring 3 winds the second groove 10 1 weeks, and two ends between first groove 10 and second groove 11 respectively by drawing
Go out.
The internal diameter of the syringe needle 2 is identical with the internal diameter of inner tube 8.
The outer tube 1 is provided with the first location-plate 7 away from one end of syringe needle 2, and said inner tube 8 is provided with the second location-plate 4.It is described
Outer tube 1, inner tube 8, the first location-plate 7 and the cross section of the second location-plate 4 are circle.The external diameter of first location-plate 7 is more than the
The external diameter of two location-plate 4.
Second location-plate 4 is provided with pull handle 6.
As shown in figure 4, second location-plate 4 is provided with caging bolt 12, first location-plate 7 is provided with shoulder hole
14。
The end of the drawstring 2 is provided with draw ring 5.
Syringe needle 2 when in use, is inserted tumour by the utility model, when reaching appropriate depth, outer tube 1 is fixed, inner tube 8 to
Outer drawing certain distance, pulls draw ring 5, drawstring 3 to deviate from from the first groove 9, and tumor tissues of tying tight are cut off, or to pull back
The two ends of dynamic drawstring 3, it is using drawstring 3 as rope saw, tumor tissues are sawed-off.Originally it is that utility model adds bulk tumor tissues in cutting
When, and can less wound, the structure of tumor tissues sample can be kept again, be especially suitable for friendship of the biopsy in pathology and normal structure
Draw materials at boundary, it is desirable to get the requirement of pathological tissues and a little normal structure of surrounding.
One embodiment of the present utility model has been described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as limiting practical range of the present utility model.It is all to be made according to the utility model application range
Impartial change with improve etc., all should belong within patent covering scope of the present utility model.
Claims (6)
1. a kind of tumor sampling device, it is characterised in that：Including outer tube (1), outer tube (1) end is provided with syringe needle (2), described
Inner tube (8) is socketed with outer tube (1), said inner tube (8) end is provided with the second groove (10), second groove (10) and inner tube
(8) end face connection, outer tube (1) inner side is provided with the first groove (9) corresponding with the second groove (10), and said inner tube (8) is outward
Side is provided with second groove (11), and described second groove (11) one end connects with the second groove (10), the other end and inner tube (8) away from
The end face connection of the second groove (10) one end, outer tube (1) inner side is provided with first groove corresponding with second groove (11)
(13) drawstring (3), is provided between first groove (9) and the second groove (10), drawstring (3) end passes through first groove
(13) and second groove (11) between.
2. tumor sampling device according to claim 1, it is characterised in that：Syringe needle (2) internal diameter and inner tube (8) internal diameter
It is identical.
3. tumor sampling device according to claim 1, it is characterised in that：The one end of the outer tube (1) away from syringe needle (2)
The first location-plate (7) is provided with, said inner tube (8) is provided with the second location-plate (4).
4. tumor sampling device according to claim 3, it is characterised in that：Second location-plate (4) is provided with pull handle
(6)。
5. tumor sampling device according to claim 3, it is characterised in that：Second location-plate (4) is provided with spacing
Bolt (12), first location-plate (7) is provided with shoulder hole (14).
6. tumor sampling device according to claim 1, it is characterised in that：Said inner tube (8) is provided with two second grooves
(11), the outer tube (1) is provided with two first grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620822367.6U CN206102677U (en) | 2016-07-23 | 2016-07-23 | Tumor sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620822367.6U CN206102677U (en) | 2016-07-23 | 2016-07-23 | Tumor sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206102677U true CN206102677U (en) | 2017-04-19 |
Family
ID=58512150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620822367.6U Expired - Fee Related CN206102677U (en) | 2016-07-23 | 2016-07-23 | Tumor sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206102677U (en) |
-
2016
- 2016-07-23 CN CN201620822367.6U patent/CN206102677U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20180723 |