CN204207820U - With the percutaneous kidney operation puncturing pin of biopsy function - Google Patents
With the percutaneous kidney operation puncturing pin of biopsy function Download PDFInfo
- Publication number
- CN204207820U CN204207820U CN201420548988.0U CN201420548988U CN204207820U CN 204207820 U CN204207820 U CN 204207820U CN 201420548988 U CN201420548988 U CN 201420548988U CN 204207820 U CN204207820 U CN 204207820U
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- sampling
- needle guard
- sleeve
- needle
- adapter sleeve
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Abstract
The utility model discloses a kind of percutaneous kidney operation puncturing pin with biopsy function, comprise biopsy needle and Puncture needle sleeve, described biopsy needle comprises sampling probe and is enclosed within the sampling needle guard outside sampling probe, sampling needle guard is longer than by described sampling probe, sampling probe is provided with recess near front position, described recess can reach sampling needle guard in sampling needle guard, described Puncture needle sleeve is enclosed within outside sampling needle guard, detachablely in rear end to be connected between described Puncture needle sleeve with sampling needle guard, during connection, Puncture needle sleeve is concordant with sampling needle guard front end.A puncture needle of the present utility model renal puncture just can complete the work of setting up passage needed for lithotrity and test alive, and when getting biopsy, Puncture needle sleeve and sampling needle guard move simultaneously simultaneously, and both guarantees location consistency, reduces operating procedure.
Description
Technical field
This utility model relates to a kind of medical surgical instrument, particularly a kind of percutaneous kidney operation puncturing pin with biopsy function.
Background technology
Renal calculus is urinary system commonly encountered diseases, the cause of disease is not quite clear, percutaneous nephroscope lithotripsy lithotomy is commonly used during treatment, percutaneous nephroscope lithotripsy lithotomy sets up a passage from skin to kidney by puncture needle, by this passage, mirror (kidney mirror, ureterscopy/soft lens) is inserted kidney to renal pelvis renal calices, utilize laser, the rock breaking tool such as ultrasonic, renal calculus is smashed taking-up.Although renal calculus can be taken out by percutaneous nephroscope lithotripsy lithotomy, can not for understand lithiasis because of and prevent offer help.The pathogenesis of renal calculus is failed to understand, the more difficult foundation of renal calculus animal model, and the study of incident mechanism that the renal tissue specimen of patient is renal calculus provides possibility, needs to use Renal biospy pin to obtain renal tissue.At present, set up percutaneous kidney passage clinically and renal needle biopsy needs to carry out twice puncture with puncture needle and biopsy needle respectively to patient, add the damage of patient, too increase the risk that patient's penetration damage blood vessel causes massive hemorrhage.
For above-mentioned deficiency, be necessary that research is a kind of and just can complete through a renal puncture apparatus setting up passage needed for lithotrity and biopsy.
Utility model content
In view of this, the technical problems to be solved in the utility model is to provide a kind of percutaneous kidney operation puncturing pin with biopsy function, and this puncture needle one-time puncture just can complete the passage set up needed for percutaneous nephroscope lithotripsy lithotomy and the work of getting renal tissue.
The percutaneous kidney operation puncturing pin of band biopsy function of the present utility model, comprise biopsy needle and Puncture needle sleeve, described biopsy needle comprises sampling probe and is enclosed within the sampling needle guard outside sampling probe, described sampling probe is longer than than sampling needle guard, sampling probe is provided with recess near front position, described recess can reach sampling needle guard in sampling needle guard, it is characterized in that: described Puncture needle sleeve is enclosed within outside sampling needle guard, detachablely in rear end to be connected between described Puncture needle sleeve with sampling needle guard, during connection, Puncture needle sleeve is concordant with sampling needle guard front end.
Further, the rear end of described Puncture needle sleeve is fixedly connected with surface and is provided with externally threaded first adapter sleeve, and the rear end of described sampling needle guard is fixedly connected with surface and is provided with externally threaded second adapter sleeve, the front end in contact of described first thread bush rear end and the second thread bush; Also comprise and establish female 3rd adapter sleeve, described 3rd adapter sleeve and the first adapter sleeve and the second adapter sleeve threaded engagement simultaneously, and the length of the 3rd adapter sleeve is all shorter than the external thread length of the first adapter sleeve and the second adapter sleeve.
The beneficial effects of the utility model: the percutaneous kidney operation puncturing pin of band biopsy function of the present utility model, comprise biopsy needle and Puncture needle sleeve, described biopsy needle comprises sampling probe and is enclosed within the sampling needle guard outside sampling probe, described sampling probe is longer than than sampling needle guard, sampling probe is provided with recess near front position, described recess can reach sampling needle guard in sampling needle guard, it is characterized in that: described Puncture needle sleeve is enclosed within outside sampling needle guard, detachablely in rear end to be connected between described Puncture needle sleeve with sampling needle guard, during connection, Puncture needle sleeve is concordant with sampling needle guard front end.A puncture needle of the present invention renal puncture just can complete the work of setting up passage needed for percutaneous nephroscope lithotripsy lithotomy and obtaining renal tissue, when getting biopsy, Puncture needle sleeve and sampling needle guard move simultaneously simultaneously, ensure that rubble is got stone and gets biopsy sites concordance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further described.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of operating process of the present utility model.
Detailed description of the invention
Below with reference to accompanying drawing, this utility model is described in detail, as shown in the figure: the percutaneous kidney operation puncturing pin of the band biopsy function of the present embodiment, comprise biopsy needle 1 and Puncture needle sleeve 2, the sampling needle guard 12 that described biopsy needle 1 comprises sampling probe 11 and is enclosed within outside sampling probe, described sampling probe is longer than than sampling needle guard, sampling probe is provided with recess 111 near front position, described recess 111 can reach sampling needle guard 12 in sampling needle guard, described Puncture needle sleeve 2 is enclosed within outside sampling needle guard 12, the rear end of described Puncture needle sleeve 2 is fixedly connected with surface and is provided with externally threaded first adapter sleeve 3, the rear end of described sampling needle guard is fixedly connected with surface and is provided with externally threaded second adapter sleeve 4, the front end in contact of described first thread bush 3 rear end and the second thread bush 4, also comprise and establish female 3rd adapter sleeve 5, described 3rd adapter sleeve 5 and the first adapter sleeve 3 and the second adapter sleeve 4 threaded engagement simultaneously, and the length of the 3rd adapter sleeve 5 is all shorter than the external thread length of the first adapter sleeve 3 and the second adapter sleeve 4.
Operation puncturing process mainly comprises five steps, and in Fig. 2, A-E five figure represents five residing states of puncture needle in operation process respectively.The first step, 3rd adapter sleeve 5 is screwed on the first thread bush 3 or the second thread bush 4, biopsy needle 1 inserts in puncture needle 2, and the first thread bush 3 is alignd with before and after the second thread bush 4, twist the 3rd adapter sleeve 5 and make itself and the first thread bush 3 and the second thread bush 4 threaded engagement simultaneously, so just Puncture needle sleeve 2 and sampling needle guard 12 are linked together, the front end of Puncture needle sleeve 2, sampling needle guard 12 and sampling probe 11 is pointed and align simultaneously.Lancet puncture enters in kidney, and puncture needle front end arrives and gets stone and biopsy sites I, as shown in A in Fig. 2.Second step, outside patient body, pull sampling needle guard 12, make it to external movement together with Puncture needle sleeve 2 and sampling probe 11, now, puncture needle front end reaches position II, as shown in B in Fig. 2.3rd step, pushes ahead sampling probe 11 to position I, and the recess 111 now on sampling probe 11 all extend out to the outside of sampling needle guard 12, and recess 111 contacts with renal tissue, as shown in C in Fig. 2.4th step, sampling needle guard 12 is released forward, sampling needle guard 12 advances to position I with Puncture needle sleeve 2 simultaneously, sample needle guard 12 in advance process to form shearing force with recess 111 local, small renal tissue are taken out from stretching out kidney live body, and be in enclosed space that closed recess 111 and sampling needle guard 12 formed, as shown in D in Fig. 2.5th step, is all screwed onto on the second adapter sleeve 4 along its length by the 3rd adapter sleeve 5, makes to depart from connecting relation between Puncture needle sleeve 2 and sampling needle guard 12, sampling probe 11 and sampling needle guard 12 is together shifted out in Puncture needle sleeve 2, as shown in E in Fig. 2.After this local renal tissue in recess 11 and sampling needle guard 12 can be taken out and remake inspection, and Puncture needle sleeve 2 also can continue on for setting up the passage needed for the operation of percutaneous kidney.
In addition, other dismountable modes such as elasticity engaging can also be adopted to connect between Puncture needle sleeve 2 and sampling needle guard 12.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail this utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (2)
1. the percutaneous kidney operation puncturing pin with biopsy function, comprise biopsy needle (1) and Puncture needle sleeve (2), described biopsy needle (1) comprises sampling probe (11) and is enclosed within the sampling needle guard (12) outside sampling probe, sampling needle guard is longer than by described sampling probe, sampling probe is provided with recess (111) near front position, described recess (111) can reach sampling needle guard in sampling needle guard, it is characterized in that: described Puncture needle sleeve (2) is enclosed within sampling needle guard (12) outward, detachablely in rear end between described Puncture needle sleeve (2) with sampling needle guard (12) to be connected, during connection, Puncture needle sleeve is concordant with sampling needle guard front end.
2. the percutaneous kidney operation puncturing pin of band biopsy function according to claim 1, it is characterized in that: the rear end of described Puncture needle sleeve (2) is fixedly connected with surface and is provided with externally threaded first adapter sleeve (3), the rear end of described sampling needle guard is fixedly connected with surface and is provided with externally threaded second adapter sleeve (4), the front end in contact of described first adapter sleeve (3) rear end and the second adapter sleeve (4); Also comprise and establish female 3rd adapter sleeve (5), described 3rd adapter sleeve (5) and the first adapter sleeve (3) and the second adapter sleeve (4) threaded engagement simultaneously, and the length of the 3rd adapter sleeve (5) is all shorter than the external thread length of the first adapter sleeve (3) and the second adapter sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420548988.0U CN204207820U (en) | 2014-09-23 | 2014-09-23 | With the percutaneous kidney operation puncturing pin of biopsy function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420548988.0U CN204207820U (en) | 2014-09-23 | 2014-09-23 | With the percutaneous kidney operation puncturing pin of biopsy function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204207820U true CN204207820U (en) | 2015-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420548988.0U Expired - Fee Related CN204207820U (en) | 2014-09-23 | 2014-09-23 | With the percutaneous kidney operation puncturing pin of biopsy function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204207820U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905824A (en) * | 2015-07-13 | 2015-09-16 | 于巧媛 | Medical puncture needle |
| CN106691550A (en) * | 2016-11-23 | 2017-05-24 | 中国人民解放军第三军医大学第附属医院 | Breast tissue puncture biopsy needle |
| CN107049435A (en) * | 2017-05-25 | 2017-08-18 | 张婷英 | Percutaneous renal puncture locator |
-
2014
- 2014-09-23 CN CN201420548988.0U patent/CN204207820U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905824A (en) * | 2015-07-13 | 2015-09-16 | 于巧媛 | Medical puncture needle |
| CN106691550A (en) * | 2016-11-23 | 2017-05-24 | 中国人民解放军第三军医大学第附属医院 | Breast tissue puncture biopsy needle |
| CN107049435A (en) * | 2017-05-25 | 2017-08-18 | 张婷英 | Percutaneous renal puncture locator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20150923 |
|
| EXPY | Termination of patent right or utility model |