CN112690878A

CN112690878A - Epidural puncture detector

Info

Publication number: CN112690878A
Application number: CN202011619868.1A
Authority: CN
Inventors: 李扬
Original assignee: Jiangsu Huaxing Medical Apparatus Industry Co ltd
Current assignee: Jiangsu Huaxing Medical Apparatus Industry Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-23

Abstract

The invention discloses an epidural puncture detector, which comprises a puncture needle tube fixing device, wherein the puncture needle tube fixing device comprises a fixed arc block, the upper surface of the fixed arc block is fixedly connected with a fixed clamping block, the inner wall of the upper surface of the fixed clamping block is fixedly connected with a gasket, a position moving device is arranged below the fixed arc block, a height adjusting device is arranged below the position moving device, the position moving device comprises a fixing plate, the upper surface of the fixing plate is fixedly connected with a T-shaped block, the front side surface of the T-shaped block is fixedly connected with an L-shaped block, the upper surface of the L-shaped block is fixedly connected with a rectangular pad, the outer side surface of the T-shaped block is slidably connected with a sliding block, the height adjusting device comprises a base, the upper surface of the base is fixedly connected with a bearing, the inner wall of the bearing is fixedly connected with a hollow tube, the sliding block is pushed backwards after injection, when, can increase the accuracy of puncture and increase hand feeling.

Description

Epidural puncture detector

Technical Field

The invention relates to epidural puncture, in particular to an epidural puncture detector, and belongs to the field of medical equipment.

Background

Medical staff in the epidural space puncture operation, it is very critical problem to confirm whether the pjncture needle has arrived the epidural space, only pinpointing the pjncture needle and arrived the epidural space and just can the pipe be put and dose, if dose in wrong position easily cause anesthesia failure even the operation failure causes die etc.. At present, doctors mostly judge whether the puncture needle enters the epidural space by experience and hand feeling.

When the puncture needle is used, a doctor needs to fix a position needing to be punctured with the same hand, then injection is carried out by depending on experience and hand feeling, whether the puncture needle enters an epidural space or not is judged, the doctor has two purposes at one heart in the process, the punctured position needs to be observed and determined, and the position of the needle tube is held by the doctor, the operation has higher technical requirements on the doctor, the attention requirement is highly concentrated, the accuracy of the punctured position at each time cannot be guaranteed, the method has lower efficiency, anesthesia failure or postoperative complications and the like are easily caused.

Disclosure of Invention

It is an object of the present invention to provide an epidural puncture detector to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an epidural puncture detector, includes puncture needle tubing fixing device, puncture needle tubing fixing device is including fixed arc piece, fixed arc piece upper surface fixedly connected with fixture block, fixture block upper surface inner wall fixedly connected with gasket, fixed arc piece below is provided with position mobile device, position mobile device below is provided with high adjusting device, position mobile device includes the fixed plate, fixed surface is connected with T type piece on the fixed plate, T type piece positive side fixedly connected with L type piece, L type piece upper surface fixedly connected with rectangle pad, T type piece lateral surface sliding connection has the slider.

Preferably, height adjusting device includes the base, fixed surface is connected with the bearing on the base, bearing inner wall fixedly connected with hollow tube, fixed surface is connected with the spring under the hollow tube inner wall, hollow tube inner wall threaded connection has the threaded rod, fixed surface is connected with the turning ball on the threaded rod, fixed arc piece fixed surface connects the slider upper surface, slider inner wall swing joint L type piece upper surface, slider positive flank swing joint rectangle backing side, the turning ball lateral surface runs through and rotates the connection fixed plate lower surface, fixed surface connects the threaded rod lower surface on the spring.

Compared with the prior art, the invention has the beneficial effects that: the invention relates to an epidural puncture detector, wherein a user firstly clamps a puncture needle tube on a fixed arc block and carries out clamping limit through the fixed arc block and a fixed clamping block, a gasket can increase the contact area between the fixed arc block and the needle tube, so as to avoid the phenomenon that the needle head is inserted too deeply or too shallowly to damage the body of a patient when the user uses the puncture needle tube for injection, and protect the safe use of the device, when the puncture needle tube is installed, the user firstly places the whole device at a proper position, then fixes the position of a moving device at the upper position to rotate a hollow tube, at the moment, the threaded rod moves up and down in the hollow tube, a spring resets and extrudes the threaded rod to enable the threaded rod to be tightly connected with the hollow tube, meanwhile, the shaking of the device is reduced, the tight connection between the devices is ensured, then the user adjusts a height adjusting device to, the position of the fixing plate is rotated to ensure that the puncture needle tube is just opposite to the puncture position, the rotating ball is rotationally connected with the fixing plate, the included angle between the upper puncture needle and the horizontal plane can be adjusted, a user can conveniently inject and detect epidural space from a more proper angle, when the height and the angular position are well defined, the user simultaneously pushes the puncture needle tube and the sliding block to ensure that the sliding block slides on the surface of the T-shaped block, when the sliding block moves to the surface of the rectangular pad, the maximum distance of the puncture needle tube entering the epidural space is defined by the L-shaped block and the rectangular pad to the maximum extent, the situations of blood pressure reduction, respiratory depression, nausea and the like of a patient are avoided, the contact surface between the sliding block and the T-shaped block as well as the fixing plate is smooth, the friction is small, the friction can be reduced during sliding, the sliding block moves at a constant speed, the needle tube moves more rapidly, when the whole device is used, a user can operate with one hand, and the emergent part of a patient is fixed with the other hand, so that the accuracy of puncture can be improved, and the hand feeling is improved.

Drawings

FIG. 1 is a schematic front view of an epidural puncture detector fixture according to the invention;

FIG. 2 is a schematic sectional view of the puncture needle tube-fixing device according to the present invention;

FIG. 3 is a schematic cross-sectional view of a position shifting apparatus according to the present invention;

fig. 4 is a schematic cross-sectional view of the height adjusting device of the present invention.

In the figure: 1. a puncture needle tube fixing device; 101. fixing the arc block; 102. fixing the fixture block; 103. a gasket; 2. a position moving device; 201. a fixing plate; 202. a T-shaped block; 203. an L-shaped block; 204. a rectangular pad; 205. a slider; 3. a height adjustment device; 301. a base; 302. a bearing; 303. a hollow tube; 304. a spring; 305. a threaded rod; 306. the ball is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an epidural puncture detector, including puncture needle tubing fixing device 1, puncture needle tubing fixing device 1 is including fixed arc piece 101, fixed arc piece 101 upper surface fixedly connected with fixture block 102, fixture block 102 upper surface inner wall fixedly connected with gasket 103, fixed arc piece 101 below is provided with position mobile device 2, position mobile device 2 below is provided with height adjusting device 3, position mobile device 2 is including fixed plate 201, fixed surface is connected with T type piece 202 on the fixed plate 201, the positive side fixedly connected with L type piece 203 of T type piece 202, fixed surface is connected with rectangle pad 204 on the L type piece 203, T type piece 202 lateral surface sliding connection has slider 205.

Wherein, the height adjusting device 3 comprises a base 301, a bearing 302 is fixedly connected on the upper surface of the base 301, a hollow tube 303 is fixedly connected on the inner wall of the bearing 302, a spring 304 is fixedly connected on the lower surface of the inner wall of the hollow tube 303, a threaded rod 305 is connected on the inner wall of the hollow tube 303 in a threaded manner, a rotating ball 306 is fixedly connected on the upper surface of the threaded rod 305, the lower surface of the fixed arc block 101 is fixedly connected on the upper surface of the sliding block 205, the inner wall of the sliding block 205 is movably connected on the upper surface of the L-shaped block 203, the front side surface of the sliding block 205 is movably connected on the back side surface of, after injection, the sliding block 205 is pushed backwards, when the whole device is used, a user can operate with one hand, the emergent part of a patient is fixed with the other hand, the accuracy of puncture can be improved, and the hand feeling is improved.

Specifically, when the puncture needle tube is used, a user firstly clamps the puncture needle tube on the fixed arc block 101, the fixed arc block 101 and the fixed clamping block 102 are clamped and limited, the gasket 103 can increase the contact area between the fixed arc block 101 and the needle tube, and avoids the situation that the needle is inserted too deeply or too shallowly to damage the body of a patient when the user uses the puncture needle tube for injection, the safety use of the puncture needle tube is protected, when the puncture needle tube is installed, the user firstly places the whole puncture needle tube at a proper position, then fixes the position of the upper position moving device 2 to rotate the hollow tube 303, at the moment, the threaded rod 305 moves up and down in the hollow tube 303, the spring 304 resets and extrudes the threaded rod 305 to enable the threaded rod 305 to be tightly connected with the hollow tube 303, meanwhile, the shaking of the puncture needle tube is reduced, the tight connection between the puncture needle tube is ensured, at this time, the user presses the fixing plate 201 to rotate the position of the fixing plate 201, so that the puncture needle tube faces the puncture site, the rotating ball 306 is rotatably connected with the fixing plate 201, the included angle between the upper puncture needle and the horizontal plane can be adjusted, the injection and detection of the epidural space from a more proper angle are facilitated for the user, after the height and the angle position are customized, the user simultaneously pushes the puncture needle tube and the sliding block 205, so that the sliding block 205 slides on the surface of the T-shaped block 202, when the sliding block 205 moves to the surface of the rectangular pad 204, the maximum distance from the puncture needle tube to the epidural space is defined by the L-shaped block 203 and the rectangular pad 204 to avoid the situations of blood pressure reduction, respiratory depression, nausea and vomiting of the patient, the contact surface between the sliding block 205 and the T-shaped block 202 and the fixing plate 201 is smooth, the friction force is small, the friction force can be reduced during the sliding, so that, make the needle tubing more quick motion, after the injection after promote slider 205 can, when using whole device, the user can operate by one hand, the exit department of another hand to the patient is fixed, can increase the accuracy of puncture, increase and feel.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The epidural puncture detector is characterized by comprising a puncture needle tube fixing device (1), wherein the puncture needle tube fixing device (1) comprises a fixing arc block (101), the upper surface of the fixing arc block (101) is fixedly connected with a fixing clamping block (102), and the inner wall of the upper surface of the fixing clamping block (102) is fixedly connected with a gasket (103);

a position moving device (2) is arranged below the fixed arc block (101);

a height adjusting device (3) is arranged below the position moving device (2);

the position moving device (2) comprises a fixing plate (201), a T-shaped block (202) is fixedly connected to the upper surface of the fixing plate (201), an L-shaped block (203) is fixedly connected to the front side surface of the T-shaped block (202), a rectangular pad (204) is fixedly connected to the upper surface of the L-shaped block (203), and a sliding block (205) is slidably connected to the outer side surface of the T-shaped block (202);

the height adjusting device (3) comprises a base (301), wherein a bearing (302) is fixedly connected to the upper surface of the base (301), a hollow tube (303) is fixedly connected to the inner wall of the bearing (302), a spring (304) is fixedly connected to the lower surface of the inner wall of the hollow tube (303), a threaded rod (305) is connected to the inner wall of the hollow tube (303) in a threaded manner, and a rotating ball (306) is fixedly connected to the upper surface of the threaded rod (305).

2. An epidural puncture detector according to claim 1, wherein: the lower surface of the fixed arc block (101) is fixedly connected with the upper surface of the sliding block (205).

3. An epidural puncture detector according to claim 2, wherein: the inner wall of the sliding block (205) is movably connected with the upper surface of the L-shaped block (203), and the front side of the sliding block (205) is movably connected with the back side of the rectangular pad (204).

4. An epidural puncture detector according to claim 3, wherein: the outer side surface of the rotating ball (306) penetrates through the lower surface of the rotating connecting fixing plate (201), and the upper surface of the spring (304) is fixedly connected with the lower surface of the threaded rod (305).