CN216294215U

CN216294215U - Puncture needle for nephrology department

Info

Publication number: CN216294215U
Application number: CN202122368111.6U
Authority: CN
Inventors: 何媛梅; 吴京妙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-15
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of puncture needles, in particular to a puncture needle for nephrology department, which comprises a puncture needle and a fixed seat, wherein the fixed seat is provided with a U-shaped structure, the bottom end of the fixed seat is in threaded connection with a clamping screw rod, the top end of the clamping screw rod extends into the fixed seat and is fixedly connected with a clamping plate, the right end of the clamping plate is in sliding fit with the inner right side wall of the fixed seat, the upper side of the left end of the fixed seat is fixedly connected with a connecting plate, the left side of the top end of the connecting plate is fixedly connected with a supporting plate, the upper side of the left end of the supporting plate is in rotary connection with a U-shaped plate through a first rotating shaft, the top end of the supporting plate is in threaded connection with a fixing screw rod, the bottom end of the fixing screw rod is in contact with the top end of the first rotating shaft, the inner part of the U-shaped plate is in rotary connection with a sleeve through a second rotating shaft, and the back side of the bottom end of the U-shaped plate is in threaded connection with a fixing screw rod; the puncture needle is convenient for a doctor to stably insert the puncture needle into the body of a patient, the puncture stability is improved, and the puncture accuracy is improved.

Description

Puncture needle for nephrology department

Technical Field

The utility model relates to the technical field of puncture needles, in particular to a puncture needle for nephrology department.

Background

Puncture needles are well known as medical instruments for sampling and injecting tissues of various organs such as kidney, liver, lung, breast, thyroid, prostate, pancreas, testis, uterus, ovary, body surface and the like in minimally invasive surgery.

Through the retrieval, chinese patent is CN 202020800190.6's utility model patent discloses a pjncture needle for nephrology dept, it roughly includes the sleeve pipe, the guide rail groove, the holding ring, flexible post, the locating plate, the handle, anti-skidding glue, the locking sleeve, the clamp, the pjncture needle, revolve wrong bolt, nut and butt joint, it is when puncturing, hold the sleeve pipe through doctor's hand, promote flexible post simultaneously and puncture, at the in-process that promotes flexible post and remove, doctor's hand can take place the shake, the position that leads to the puncture has the deviation, the puncture accuracy has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a puncture needle for nephrology department, which solves the problems that the deviation exists in the puncture position and the puncture accuracy is reduced due to the shaking of hands of doctors in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a puncture needle for nephrology department comprises a puncture needle and a fixed seat, wherein the fixed seat is provided with a U-shaped structure, the bottom end of the fixed seat is in threaded connection with a clamping screw rod, the top end of the clamping screw rod extends into the fixed seat and is fixedly connected with a clamping plate, the right end of the clamping plate is in sliding fit with the inner right side wall of the fixed seat, the upper side of the left end of the fixed seat is fixedly connected with a connecting plate, the left side of the top end of the connecting plate is fixedly connected with a supporting plate, the upper side of the left end of the supporting plate is rotatably connected with a U-shaped plate through a first rotating shaft, the top end of the supporting plate is in threaded connection with a fixing screw rod, the bottom end of the fixing screw rod is in contact with the top end of a first rotating shaft, the inner part of the U-shaped plate is rotatably connected with a sleeve through a second rotating shaft, the rear end of the U-shaped plate is in threaded connection with a fixing screw, the bottom end of the fixing screw is in contact with the top end of a second rotating shaft positioned at the rear side, and an adjusting column is arranged inside of the sleeve in a sliding manner, the adjusting column is connected with the sleeve through a fixing mechanism, and the top end of the puncture needle is connected with the bottom end of the adjusting column through a connecting piece.

Preferably, fixed establishment is including changeing the board, it is connected with sheathed tube right-hand member upside rotation to change the board, sheathed tube inside is provided with the spout, and the inside slip of spout is provided with the slider, and the left end fixedly connected with card post of slider, the left end of card post extend to sheathed tube inside, the right-hand member of adjusting the post evenly be provided with a plurality of with the draw-in grooves of card post looks adaptation, the right-hand member of slider is connected with compression spring and stay cord, the stay cord keep away from the slider one end extend to the sheathed tube outside and with change board left end upside fixed connection.

Furthermore, a supporting block is fixedly connected to the upper side of the left end of the rotating plate, and the left end of the supporting block is in contact with the right end of the sleeve.

Still further, the front end of the adjusting column is provided with scale marks.

In a further scheme, a first rotating handle is fixedly connected to the bottom end of the clamping screw rod, and a rubber pad is fixedly connected to the top end of the clamping plate.

On the basis of the scheme, the top end of the fixed screw is fixedly connected with a second rotating handle.

On the basis of the scheme, the top end of the adjusting column is fixedly connected with a push plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a puncture needle for nephrology department, which has the following beneficial effects:

this pjncture needle for nephrology dept, with the fixing base cover in one side of operation table, and the tight clamping screw of spiral shell makes splint press from both sides tightly to the operation table, fix the fixing base on the operation table, adjust the pjncture needle to suitable position through rotating U template and pipe box, then spiral shell tight set screw and set screw fix second pivot and first pivot, the doctor of being convenient for is steady inserts the inside to patient's health with the pjncture needle, the stationarity of puncture is improved, the accuracy of puncture has been improved.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic top sectional view of the U-shaped plate and the pipe sleeve of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1A;

fig. 4 is a schematic view of the enlarged structure of the portion B in fig. 1 according to the present invention.

In the figure: 1. puncturing needle; 2. a fixed seat; 3. clamping the screw rod; 4. a splint; 5. a connecting plate; 6. a support plate; 7. a first rotating shaft; 8. a U-shaped plate; 9. fixing the screw rod; 10. a second rotating shaft; 11. a sleeve; 12. fixing screws; 13. an adjustment column; 14. a connecting member; 15. rotating the plate; 16. a slider; 17. clamping the column; 18. a compression spring; 19. pulling a rope; 20. supporting a block; 21. scale lines; 22. a first rotating handle; 23. a rubber pad; 24. a second rotating handle; 25. a push plate.

Detailed Description

Examples

Referring to fig. 1-4, a puncture needle for nephrology department comprises a puncture needle 1 and further comprises a fixed seat 2, the fixed seat 2 is provided with a U-shaped structure, the bottom end of the fixed seat 2 is in threaded connection with a clamping screw 3, the top end of the clamping screw 3 extends into the fixed seat 2 and is fixedly connected with a clamping plate 4, the right end of the clamping plate 4 is in sliding fit with the inner right side wall of the fixed seat 2, the bottom end of the clamping screw 3 is fixedly connected with a first rotating handle 22, the top end of the clamping plate 4 is fixedly connected with a rubber pad 23, so that the stability of the fixed seat 2 fixed on an operating bed is improved, the upper side of the left end of the fixed seat 2 is fixedly connected with a connecting plate 5, the left side of the top end of the connecting plate 5 is fixedly connected with a supporting plate 6, the upper side of the left end of the supporting plate 6 is rotatably connected with a U-shaped plate 8 through a first rotating shaft 7, the top end of the supporting plate 6 is in threaded connection with a fixing screw 9, and the bottom end of the fixing screw 9 is in contact with the top end of the first rotating shaft 7, the top end of the fixing screw 9 is fixedly connected with a second rotating handle 24, the fixing screw 9 is rotated through the second rotating handle 24, so that the fixing screw 9 is tightly propped against the first rotating shaft 7, the U-shaped plate 8 and the first rotating shaft 7 are fixed, the inside of the U-shaped plate 8 is rotatably connected with a sleeve 11 through a second rotating shaft 10, the rear side of the bottom end of the U-shaped plate 8 is in threaded connection with a fixing screw 12, the bottom end of the fixing screw 12 is in contact with the top end of the second rotating shaft 10 positioned at the rear side, an adjusting column 13 is slidably arranged inside the sleeve 11, the top end of the adjusting column 13 is fixedly connected with a push plate 25, the adjusting column 13 and the puncture needle 1 are conveniently pushed to move downwards through the push plate 25 so as to facilitate puncture, the front end of the adjusting column 13 is provided with a scale mark 21 so as to conveniently observe the puncture depth through the scale mark 21, the adjusting column 13 is connected with the sleeve 11 through a fixing mechanism, the top end of the puncture needle 1 is connected with the bottom end of the adjusting column 13 through a connecting piece 14, fix base 2 cover in one side of operation table to the tight clamping screw of spiral shell 3 makes splint 4 press from both sides tightly to the operation table, fix fixing base 2 on the operation table, adjust pjncture needle 1 to suitable position through rotating U template 8 and pipe box, then spiral shell tight set screw 12 and set screw 9 fix second pivot 10 and first pivot 7, the doctor of being convenient for is steady inserts pjncture needle 1 to the inside of patient's health, the stationarity of puncture is improved, the accuracy of puncture has been improved.

It should be further noted that the fixing mechanism includes a rotating plate 15, the rotating plate 15 is rotatably connected to the upper side of the right end of the sleeve 11, a sliding slot is provided inside the sleeve 11, a sliding block 16 is slidably provided inside the sliding slot, a clamping column 17 is fixedly connected to the left end of the sliding block 16, the left end of the clamping column 17 extends into the sleeve 11, a plurality of clamping slots matched with the clamping column 17 are uniformly provided at the right end of the adjusting column 13, a compression spring 18 and a pulling rope 19 are connected to the right end of the sliding block 16, one end of the pulling rope 19 away from the sliding block 16 extends to the outside of the sleeve 11 and is fixedly connected to the upper side of the left end of the rotating plate 15, a support block 20 is fixedly connected to the upper side of the left end of the rotating plate 15, the left end of the support block 20 contacts with the right end of the sleeve 11, the pulling rope 19 is supported by the support block 20, the pulling rope 19 is always in a stretched state, the sliding block 16 and the clamping column 17 are pushed by the compression spring 18 to move to the left side, and the clamping column 17 is inserted into the clamping slot to fix the adjusting column 13, the rotating plate 15 is rotated by pressing the bottom of the rotating plate 15, the rotating plate 15 rotates to pull the pull rope 19, the sliding block 16 and the clamping column 17 to move rightwards, so that the clamping column 17 is separated from the clamping groove, a doctor can push the adjusting column 13 to move downwards conveniently, and puncture is performed.

In conclusion, when the puncture needle for nephrology department is used, firstly, a patient lies on the front side or lies on the side on an operating table, then the fixed seat 2 is sleeved at a proper position on one side of the operating table, the clamping screw 3 is screwed tightly to clamp the operating table by the clamping plate 4, the fixed seat 2 is fixed on the operating table, the puncture needle 1 is adjusted to a proper position by rotating the U-shaped plate 8 and the pipe sleeve, then the second rotating shaft 10 and the first rotating shaft 7 are fixed by screwing the fixing screw 12 and the fixing screw 9, then the rotating plate 15 is rotated by pressing the bottom side of the rotating plate 15, the rotating plate 15 rotates to pull the pull rope 19, the slide block 16 and the clamping column 17 to move towards the right side, the clamping column 17 is separated from the clamping groove, the adjusting column 13 moves downwards by pushing the push plate 25, when the bottom end of the puncture needle 1 is contacted with the skin of the patient, the scale value of the scale mark 21 at the top end position of the pipe sleeve is recorded, the scale value at the top end face position of the sleeve 11 after the puncture is completed is calculated according to the puncture depth, then, the doctor pushes the scale mark 21 on the adjusting column 13 where the scale value is calculated to the position of the top end face of the sleeve 11.

Claims

1. The utility model provides a puncture needle for nephrology dept, includes pjncture needle (1), its characterized in that: the clamping device is characterized by further comprising a fixing seat (2), the fixing seat (2) is provided with a U-shaped structure, the bottom end of the fixing seat (2) is in threaded connection with a clamping screw (3), the top end of the clamping screw (3) extends to the inside of the fixing seat (2) and is fixedly connected with a clamping plate (4), the right end of the clamping plate (4) is in sliding fit with the right side wall of the inside of the fixing seat (2), the upper side of the left end of the fixing seat (2) is fixedly connected with a connecting plate (5), the left side of the top end of the connecting plate (5) is fixedly connected with a supporting plate (6), the upper side of the left end of the supporting plate (6) is rotatably connected with a U-shaped plate (8) through a first rotating shaft (7), the top end of the supporting plate (6) is in threaded connection with a fixing screw (9), the bottom end of the fixing screw (9) is in contact with the top end of the first rotating shaft (7), the inside of the U-shaped plate (8) is rotatably connected with a sleeve (11) through a second rotating shaft (10), the bottom rear side threaded connection of U template (8) has set screw (12), the bottom of set screw (12) and the top contact of second pivot (10) that is located the rear side, and the inside slip of sleeve pipe (11) is provided with regulation post (13), and regulation post (13) are connected with sleeve pipe (11) through fixed establishment, the top of pjncture needle (1) is passed through connecting piece (14) and is connected with the bottom of adjusting post (13).

2. A puncture needle for nephrology department according to claim 1, characterized in that: fixed establishment is including changeing board (15), it is connected with the right-hand member upside rotation of sleeve pipe (11) to change board (15), the inside of sleeve pipe (11) is provided with the spout, and the inside slip of spout is provided with slider (16), and the left end fixedly connected with card post (17) of slider (16), and the left end of card post (17) extends to the inside of sleeve pipe (11), adjusts the right-hand member of post (13) and evenly is provided with a plurality of draw-in grooves with card post (17) looks adaptation, and the right-hand member of slider (16) is connected with compression spring (18) and stay cord (19), and the one end that slider (16) were kept away from in stay cord (19) extends to the outside of sleeve pipe (11) and with the left end upside fixed connection of changeing board (15).

3. A puncture needle for nephrology department according to claim 2, characterized in that: the upper side of the left end of the rotating plate (15) is fixedly connected with a supporting block (20), and the left end of the supporting block (20) is in contact with the right end of the sleeve (11).

4. A puncture needle for nephrology department according to claim 3, characterized in that: the front end of the adjusting column (13) is provided with scale marks (21).

5. A puncture needle for nephrology department according to claim 4, characterized in that: the bottom end of the clamping screw rod (3) is fixedly connected with a first rotating handle (22), and the top end of the clamping plate (4) is fixedly connected with a rubber pad (23).

6. A puncture needle for nephrology department according to claim 5, characterized in that: the top end of the fixed screw rod (9) is fixedly connected with a second rotating handle (24).

7. A puncture needle for nephrology department according to claim 6, characterized in that: the top end of the adjusting column (13) is fixedly connected with a push plate (25).