CN213249571U

CN213249571U - B-ultrasonic guided nerve block puncture needle

Info

Publication number: CN213249571U
Application number: CN202021823494.0U
Authority: CN
Inventors: 叶纯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-05-25
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a B ultrasonic guide nerve block pjncture needle, including syringe needle, side shaft and compression spring, the inside wall of side shaft is buckled through compression spring fixedly connected with bullet, the surface of bullet knot is pegged graft and is had the outer loop, one side fixedly connected with of outer loop presses the board, the needle tubing is installed to one side of syringe needle, there is the change on the surface of needle tubing through auxiliary tube threaded connection, there is the commentaries on classics board one side of change through U-shaped board swing joint, one side fixedly connected with application of force board of change board, the inside wall of application of force board has the inserted frame through carriage release lever swing joint, one side fixedly connected with spring of carriage release lever, one side fixedly connected with locating lever of inserted frame. This B ultrasonic guide nerve blocks pjncture needle, through the setting of side shaft, compression spring, bullet knot and outer loop, can change the angle of pressing the board, when the medical personnel of being convenient for use pjncture needle, the syringe needle department of holding between the fingers, the medical personnel of being convenient for use pjncture needle.

Description

B-ultrasonic guided nerve block puncture needle

Technical Field

The utility model relates to the technical field of medical instruments for B-ultrasonic guidance, in particular to a B-ultrasonic guided nerve block puncture needle.

Background

The ultrasonic nerve block refers to that the nerve trend is detected under the ultrasonic guidance, the nerve block needle is accurately punctured around the nerve trunk and the nerve plexus, local anesthetic is injected to block the impulse conduction, so that the dominated region generates anesthesia and analgesia, and the nerve block can obtain a larger anesthesia region and a good analgesia effect only by injecting one part.

The ultrasonic scanning can accurately position nerves, improve the success rate of operation and the quality of anesthesia, shorten the time for taking effect of the medicine and reduce the dosage of local anesthetic, ensure that a patient feels more comfortable during operation, has wider application range, overcomes the puncture difficulty caused by anatomical variation, is suitable for children, patients with unconsciousness and partial nerve block or general anesthesia, can image nerves and blood vessels, pleura and other tissues, avoid serious complications such as nerve injury, local anesthetic poisoning and chest caused by mistakenly puncturing blood vessels and pleura, when the medical staff uses the puncture needle, the needle head is pinched mostly, but the needle head is thin and is difficult to be pinched stably in the pinching process, and the place where the medical staff presses the needle head is prominent and mostly fixed, when the puncture needle is placed, the puncture needle occupies a larger position, and the position of the pressing plate is difficult to change according to the use condition of medical personnel, so that the B ultrasonic guided nerve block puncture needle is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a B-ultrasonic guided nerve block puncture needle, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a B ultrasonic guide nerve block pjncture needle, includes syringe needle and side shaft, the equal fixedly connected with in both sides of syringe needle the side shaft, the inside wall of side shaft is buckled through compression spring fixedly connected with bullet, the surface of bullet knot is pegged graft and is had the outer loop, one side fixedly connected with of outer loop presses the board, the needle tubing is installed to one side of syringe needle, there is the change on the surface of needle tubing through auxiliary pipe threaded connection, there is the commentaries on classics board one side of change through U-shaped board swing joint, one side fixedly connected with application of force board of change board, there is the inserted frame inside wall of application of force board through carriage release lever swing joint, one side fixedly connected with spring of carriage release lever, one side fixedly connected with locating lever of inserted frame.

Optionally, the bottom of the compression spring is fixedly connected with the inner bottom wall of the side shaft, and the top of the compression spring is fixedly connected with the elastic buckle.

Optionally, the inner side wall of the auxiliary tube is fixedly connected with the needle tube, and the surface of the auxiliary tube is in threaded connection with the rotary ring.

Optionally, one side of the U-shaped plate is fixedly connected to the swivel, and the surface of the U-shaped plate is movably connected to the swivel.

Optionally, the surface of the moving rod is movably connected with the force application plate, and one side of the moving rod is fixedly connected with the inserting frame.

Optionally, one side of the spring is fixedly connected to the moving rod, and the other side of the spring is fixedly connected to the inner side wall of the force application plate.

(III) advantageous effects

The utility model provides a B ultrasonic guided nerve block puncture needle, possess following beneficial effect:

1. this B ultrasonic guide nerve blocks pjncture needle through the setting of side shaft, compression spring, bullet knot and outer loop, can change the angle according to the board, and when the medical personnel of being convenient for used the pjncture needle, the syringe needle department of holding between the fingers, the medical personnel of being convenient for used the pjncture needle, through the setting of auxiliary tube and swivel, can change the position according to the board, and the medical personnel of being convenient for adjusts by oneself.

2. This B ultrasonic guide nerve blocks pjncture needle, through the setting of commentaries on classics board, application of force board, carriage release lever, insertion frame, spring and locating lever, can remove the carriage release lever, make the insertion frame drive the locating lever and release, then rotate the commentaries on classics board, change the angle of application of force board, make the locating lever peg graft with the U-shaped board at last, fix the position of application of force board, the medical personnel of being convenient for take steady pjncture needle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the needle head of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 5 is a schematic view of the side shaft structure of the present invention;

fig. 6 is a schematic view of the structure of the moving rod of the present invention.

In the figure: 1. a needle head; 2. a side shaft; 3. a compression spring; 4. snapping; 5. an outer ring; 6. pressing a plate; 7. a needle tube; 8. an auxiliary tube; 9. rotating the ring; 10. a U-shaped plate; 11. rotating the plate; 12. a force application plate; 13. a travel bar; 14. inserting a frame; 15. a spring; 16. and (5) positioning the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 6, the present invention provides a technical solution: a B-ultrasonic guided nerve block puncture needle comprises a needle head 1 and side shafts 2, wherein the two sides of the needle head 1 are fixedly connected with the side shafts 2, the inner side walls of the side shafts 2 are fixedly connected with elastic buckles 4 through compression springs 3, outer rings 5 are inserted into the surfaces of the elastic buckles 4, and pressing plates 6 are fixedly connected to one sides of the outer rings 5;

through the arrangement of the compression spring 3 and the elastic buckle 4, the pressing plate 6 can rotate to extrude the elastic buckle 4 inwards, and when the clamping groove is formed in the surface of the outer ring 5, the compression spring 3 drives the elastic buckle 4 to pop out, so that the position of the pressing plate 6 is fixed, and the medical staff can use the pressing plate conveniently;

a needle tube 7 is arranged on one side of the needle head 1, a rotary ring 9 is connected on the surface of the needle tube 7 through an auxiliary tube 8 by screw thread, a rotary plate 11 is movably connected on one side of the rotary ring 9 through a U-shaped plate 10, a force application plate 12 is fixedly connected on one side of the rotary plate 11, an inserting frame 14 is movably connected on the inner side wall of the force application plate 12 through a moving rod 13, a spring 15 is fixedly connected on one side of the moving rod 13, a positioning rod 16 is fixedly connected on one side of the inserting frame 14, a slot is arranged on the surface of the U-shaped plate 10, the positioning rod 16 is inserted into the U-shaped plate 10, the angle of the force application plate 12 is fixed, the bottom of the compression spring 3 is fixedly connected with the inner bottom wall of the side shaft 2, the top of the compression spring 3 is fixedly connected with an elastic buckle 4, the inner side wall of the auxiliary tube 8 is fixedly connected with the needle tube 7, the rotary ring 9 is connected on the surface, the surface of the movable rod 13 is movably connected with the force application plate 12, one side of the movable rod 13 is fixedly connected with an inserting frame 14, one side of the spring 15 is fixedly connected with the movable rod 13, and the other side of the spring 15 is fixedly connected with the inner side wall of the force application plate 12.

The utility model discloses in, the device's working procedure as follows:

1. through the arrangement of the side shaft 2, the compression spring 3, the elastic buckle 4 and the outer ring 5, the angle of the pressing plate 6 can be changed, so that when a medical worker uses the puncture needle, the needle head 1 is held by the hand, and the medical worker can use the puncture needle conveniently;

2. through the arrangement of the rotating plate 11, the force application plate 12, the moving rod 13, the inserting frame 14, the spring 15 and the positioning rod 16, the moving rod 13 can be moved, the inserting frame 14 drives the positioning rod 16 to push out, then the rotating plate 11 is rotated, and the angle of the force application plate 12 is changed;

3. through the arrangement of the positioning rod 16, the positioning rod 16 is inserted into the U-shaped plate 10, the position of the force application plate 12 is fixed, and the medical staff can conveniently and stably take the puncture needle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A B ultrasonic guided nerve block puncture needle comprises a needle head (1) and a side shaft (2), and is characterized in that: the two sides of the needle head (1) are fixedly connected with the side shaft (2), the inner side wall of the side shaft (2) is fixedly connected with a spring buckle (4) through a compression spring (3), an outer ring (5) is inserted on the surface of the elastic buckle (4), one side of the outer ring (5) is fixedly connected with a pressing plate (6), a needle tube (7) is arranged on one side of the needle head (1), the surface of the needle tube (7) is connected with a rotating ring (9) through an auxiliary tube (8) by screw thread, one side of the rotating ring (9) is movably connected with a rotating plate (11) through a U-shaped plate (10), one side of the rotating plate (11) is fixedly connected with a force applying plate (12), the inner side wall of the force applying plate (12) is movably connected with an inserting frame (14) through a moving rod (13), one side of the movable rod (13) is fixedly connected with a spring (15), and one side of the inserting frame (14) is fixedly connected with a positioning rod (16).

2. The B-ultrasonic guided nerve block puncture needle according to claim 1, wherein: the bottom of the compression spring (3) is fixedly connected with the inner bottom wall of the side shaft (2), and the top of the compression spring (3) is fixedly connected with the elastic buckle (4).

3. The B-ultrasonic guided nerve block puncture needle according to claim 1, wherein: the inner side wall of the auxiliary pipe (8) is fixedly connected with the needle tube (7), and the surface of the auxiliary pipe (8) is in threaded connection with the rotary ring (9).

4. The B-ultrasonic guided nerve block puncture needle according to claim 1, wherein: one side of the U-shaped plate (10) is fixedly connected with the rotating ring (9), and the surface of the U-shaped plate (10) is movably connected with the rotating plate (11).

5. The B-ultrasonic guided nerve block puncture needle according to claim 1, wherein: the surface of the moving rod (13) is movably connected with the force application plate (12), and one side of the moving rod (13) is fixedly connected with the inserting frame (14).

6. The B-ultrasonic guided nerve block puncture needle according to claim 1, wherein: one side of the spring (15) is fixedly connected with the moving rod (13), and the other side of the spring (15) is fixedly connected with the inner side wall of the force application plate (12).