CN218922735U

CN218922735U - Puncture device for nerve block anesthesia under ultrasonic guidance

Info

Publication number: CN218922735U
Application number: CN202222337895.0U
Authority: CN
Inventors: 李洁莲; 清怡; 张永会; 刘武飞; 陶恒
Original assignee: Yunnan Provincial Hospital of Traditional Chinese Medicine
Current assignee: Yunnan Provincial Hospital of Traditional Chinese Medicine
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-04-28
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to the technical field of nerve block puncture, in particular to a puncture device for nerve block anesthesia under ultrasonic guidance, which comprises a needle cylinder and an electric cylinder, wherein the outer side of the needle cylinder is provided with scales, the middle part of the left side of the needle cylinder is connected with a needle head, and the outer side of the needle head is provided with a connector connected with the needle cylinder. The utility model overcomes the defects of the prior art, and is provided with the electric cylinder, the piston rod and the pushing block, wherein one end of the electric cylinder is connected with the piston rod, one end of the piston rod is connected with the pushing block, the outer side of the pushing block and the inner side of the needle cylinder, when the device is used, the device is electrified firstly, then the electric cylinder is operated under the control of the adjusting button on the controller, the piston rod is stretched after the electric cylinder is operated, and then the pushing block is driven to move, so that transfusion and liquid pumping are carried out, the operation is more convenient, and the working efficiency is improved.

Description

Puncture device for nerve block anesthesia under ultrasonic guidance

Technical Field

The utility model relates to the technical field of nerve block puncture, in particular to a puncture device for nerve block anesthesia under ultrasonic guidance.

Background

Local anesthetics are injected around nerve stems, plexuses and knots to block impulse conduction, so that the innervated area generates anesthetic action, namely nerve block, and the nerve block puncture needle is one of the common injection devices in the medical field and is used for penetrating the human body and has wide application.

Aiming at the problems that two persons are usually required to operate the known nerve block anesthesia puncture device in the using process, the method is troublesome to operate and low in working efficiency, and the existing partial nerve block anesthesia puncture device is difficult to fall off due to the fact that the connection position of the needle head and the needle cylinder is loose due to frequent adjustment of the direction of the needle head in the process of puncturing a patient.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a puncture device for nerve block anesthesia under ultrasonic guidance, which aims at solving the problems that in the prior art, two persons are usually required to operate, the operation of the method is troublesome, the working efficiency is low, and the needle is easy to loosen because the direction of the needle is required to be frequently adjusted.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a be used for nerve block anesthesia piercing depth under ultrasonic guidance, includes cylinder and electronic jar, and the outside of cylinder is provided with the scale, the left side middle part of cylinder is connected with the syringe needle, the outside of syringe needle is equipped with the connector that links to each other with the cylinder, the outside threaded connection of connector has fixed cover, the one end of electronic jar is connected with the piston rod, the one end of piston rod is connected with the ejector pad;

the fixed sleeve and the needle head are arranged in a penetrating way.

Preferably, the front end and the rear end of the needle cylinder are connected with connecting rods which are arranged in an L shape, and the connecting rods are symmetrically arranged.

Preferably, a handle connected with the electric cylinder is arranged at one end of the connecting rod, a controller is arranged at the left side of the connecting rod, and an adjusting button is arranged on the surface of the controller.

Preferably, the front end of the handle is connected with a connecting wire, one end of the connecting wire is connected with a plug, and the connecting wire respectively connects the plug with the handle.

Preferably, the electric cylinder is arranged in the middle of the left side of the grip, and the electric cylinder is electrically connected with the controller.

Preferably, the outer side of the push block is attached to the inner side of the needle cylinder.

The embodiment of the utility model provides a puncture device for nerve block anesthesia under ultrasonic guidance, which has the following beneficial effects: the improved nerve block anesthesia puncture device does not need two persons to operate when in use, is simple to operate, improves working efficiency, saves labor, and avoids the occurrence of loose connection of a needle head and a needle cylinder in the process of puncturing a patient, thereby being beneficial to actual use.

1. Through being provided with electronic jar, piston rod and ejector pad, wherein the one end of electronic jar is connected with the piston rod, and the one end of piston rod is connected with the ejector pad, the outside of ejector pad and the inboard of cylinder, when using, earlier with the device circular telegram, then make electronic jar operate through the control of adjusting button on the controller, make the piston rod flexible after electronic jar operation, then drive the ejector pad and move about to carry out infusion and drawing liquid, it is more convenient to operate, has improved work efficiency.

2. Through being provided with connector and fixed cover, wherein the outside of syringe needle is provided with the connector, and the connector is installed in the left side of cylinder, and wherein syringe needle and fixed cover are run through the setting, and fixed cover and connector are threaded connection, with the syringe needle with be connected the back, with fixed cover in the syringe needle outside, then rotate fixed cover for fixed cover links to each other with the connector, thereby make the junction of syringe needle and cylinder more fastening, avoided not hard up condition to take place.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the split structure of the fixing sleeve and the connecting head of the present utility model;

fig. 3 is a schematic cross-sectional view of the syringe of the present utility model.

In the figure: 1. a needle cylinder; 2. a connecting rod; 3. a controller; 4. an adjustment button; 5. a grip; 6. a connecting wire; 7. a plug; 8. a connector; 9. a needle; 10. a fixed sleeve; 11. a scale; 12. an electric cylinder; 13. a piston rod; 14. and pushing the block.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1-3, an ultrasonic-guided nerve-blocking anesthesia puncture device comprises a needle cylinder 1 and an electric cylinder 12, wherein a scale 11 is arranged on the outer side of the needle cylinder 1, the scale 11 is used for observing the volume of gunpowder in the needle cylinder 1, a needle head 9 is connected to the middle part of the left side of the needle cylinder 1, a connector 8 connected with the needle cylinder 1 is arranged on the outer side of the needle head 9, a fixing sleeve 10 is connected to the outer side of the needle head 9 in a threaded manner, after the needle head 9 is connected with the needle head 9 in a use manner, the fixing sleeve 10 is sleeved on the outer side of the needle head 9, then the fixing sleeve 10 is rotated, the fixing sleeve 10 is connected with the connector 8, so that the joint of the needle head 9 and the needle cylinder 1 is fastened, a piston rod 13 is connected to one end of the electric cylinder 12, a push block 14 is connected to one end of the piston rod 13, and the push block 14 moves through the extension of the piston rod 13 after the electric cylinder 12 runs.

Specifically, referring to fig. 1-3, connecting rods 2 arranged in an L shape are connected to the front and rear ends of the needle cylinder 1, the connecting rods 2 are used for connecting the needle cylinder 1 with a grip 5, and the connecting rods 2 are symmetrically arranged.

Specifically, referring to fig. 1-3, a grip 5 connected to an electric cylinder 12 is installed at one end of a connecting rod 2, the grip 5 is used for supporting a hand, a controller 3 is installed at the left side of the connecting rod 2, an adjusting button 4 is installed on the surface of the controller 3, two adjusting buttons 4 are provided, one is used for controlling a push block 14 to push forward, and the other is used for controlling the push block 14 to move backward.

Specifically, referring to fig. 1-3, a connecting wire 6 is connected to the front end of the grip 5, a plug 7 is connected to one end of the connecting wire 6, and the connecting wire 6 connects the plug 7 and the grip 5 respectively, when the device is used, the plug 7 is inserted into a power supply, so that current enters the device through the connecting wire 6, and the device is electrified.

Specifically, referring to fig. 1-3, the electric cylinder 12 is mounted in the middle of the left side of the grip 5, and the electric cylinder 12 is electrically connected to the controller 3, so that the electric cylinder 12 operates under the control of the controller 3, and the piston rod 13 stretches and contracts.

Specifically, referring to fig. 1-3, the outer side of the push block 14 is attached to the inner side of the syringe 1, and the push block 14 is moved in the syringe 1 by the movement of the push block 14, so as to perform infusion and fluid pumping.

Working principle: the utility model relates to a nerve block anesthesia puncture device which is used under ultrasonic guidance, when the device is used, the device is electrified firstly, then an electric cylinder 12 is enabled to operate under the control of an adjusting button 4 on a controller 3, after the electric cylinder 12 is operated, a piston rod 13 is enabled to stretch and retract, then a push block 14 is driven to move, so that transfusion and liquid pumping are carried out, the operation is more convenient, the working efficiency is improved, through the arrangement of a connector 8 and a fixed sleeve 10, the outer side of a needle 9 is provided with the connector 8, the connector 8 is arranged at the left side of a needle cylinder 1, the needle 9 and the fixed sleeve 10 are arranged in a penetrating way, the fixed sleeve 10 is in threaded connection with the connector 8, after the needle 9 is connected with the connector 8 in use, the fixed sleeve 10 is sleeved at the outer side of the needle 9, and then the fixed sleeve 10 is rotated to be connected with the connector 8, so that the joint of the needle 9 and the needle cylinder 1 is more fastened, and the occurrence of loosening is avoided.

Claims

1. The utility model provides a be used for nerve block anesthesia piercing depth under ultrasonic guidance, includes cylinder (1) and electronic jar (12), its characterized in that, the outside of cylinder (1) is provided with scale (11), the left side middle part of cylinder (1) is connected with syringe needle (9), the outside of syringe needle (9) is equipped with connector (8) that link to each other with cylinder (1), the outside threaded connection of connector (8) has fixed cover (10), the one end of electronic jar (12) is connected with piston rod (13), the one end of piston rod (13) is connected with ejector pad (14);

the fixing sleeve (10) and the needle head (9) are arranged in a penetrating way.

2. The anesthesia puncture device for nerve block under the ultrasonic guidance according to claim 1, wherein the front end and the rear end of the needle cylinder (1) are connected with connecting rods (2) which are arranged in an L shape, and the connecting rods (2) are symmetrically arranged.

3. The ultrasonic-guided nerve-blocking anesthesia puncture device according to claim 2, characterized in that a grip (5) connected with an electric cylinder (12) is installed at one end of the connecting rod (2), a controller (3) is installed at the left side of the connecting rod (2), and an adjusting button (4) is installed on the surface of the controller (3).

4. The anesthesia puncture device for nerve block under the ultrasonic guidance according to claim 3, wherein the front end of the grip (5) is connected with a connecting wire (6), one end of the connecting wire (6) is connected with a plug (7), and the connecting wires (6) respectively connect the plug (7) with the grip (5).

5. The ultrasonic guided nerve block anesthesia puncture device according to claim 1, wherein the electric cylinder (12) is mounted in the middle of the left side of the grip (5), and the electric cylinder (12) is electrically connected with the controller (3).

6. The ultrasound guided anesthesia puncture device for nerve block according to claim 1, wherein the outer side of the push block (14) is attached to the inner side of the needle cylinder (1).