CN219089572U

CN219089572U - Positioning device

Info

Publication number: CN219089572U
Application number: CN202223565751.7U
Authority: CN
Inventors: 李宁; 来丽萍
Original assignee: SHOUGUANG PEOPLE'S HOSPITAL
Current assignee: SHOUGUANG PEOPLE'S HOSPITAL
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-30
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of medical equipment, and discloses a positioning device, which comprises: a frame arm; the frame body is fixedly connected to the top of the frame arm; the moving block is arranged on the frame body; the positioning mechanism is arranged on the moving block; the fixed rod is fixedly connected below the left side of the frame arm; the sucking disc is fixedly arranged at the left end of the fixed rod. This positioner can fix the frame arm on the bed body through the sucking disc that sets up, and then can fix the support body and movable block to prevent that the pjncture needle that is located positioning mechanism from being unstable when the puncture, improved the stability of pjncture needle, drive the lead screw through rotating the knob and rotate, the lead screw drives movable block and slider and remove along the spout, thereby can adjust the position of movable block, thereby can adjust the position of positioning mechanism on the movable block, conveniently finely tune the puncture position of pjncture needle.

Description

Positioning device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a positioning device.

Background

Commonly used medical instruments can be used for puncturing organs and tissues or injecting medicines, and the treatment method of pericardial effusion is to puncture the pericardium by using a puncture needle and extract the effusion.

For example, "a intracardiac branch of academic or vocational study puncture positioner" with publication number of "CN216021292U", including positioning tube and connecting pipe, sliding connection has the pjncture needle in the middle of the positioning tube, pjncture needle lateral wall fixedly connected with slide, slide is arranged in the positioning tube with its sliding fit, pjncture needle top fixedly connected with drainage tube, drainage tube end fixedly connected with go-between, the go-between is located the positioning tube and with its sliding fit, fixedly connected with guide ring in the middle of the positioning tube, a set of puncture slide and a set of switching frame have been seted up to the positioning tube lateral wall, slide top fixedly is equipped with the ejector blade, ejector blade top fixedly connected with connecting rod, the connecting rod is arranged in the puncture slide and with its sliding connection, the clamping lever is connected with in the middle of the switching frame in a rotation, clamping lever end rotation is connected with the seal roller, fixedly connected with tensioning spring between the clamping lever, conveniently control the puncture degree through observing the push ring, the puncture is stable, avoid causing the misery for the patient, it is comparatively safe.

However, the device is used to directly vertically place the expanding ring at the position to be pierced, and the piercing needle is positioned inside, so that the expanding ring can easily slide on the skin of a patient during piercing, and the stability during piercing is reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a positioning device.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a positioning device, comprising:

a frame arm;

the frame body is fixedly connected to the top of the frame arm;

the moving block is arranged on the frame body;

the positioning mechanism is arranged on the moving block;

the fixed rod is fixedly connected below the left side of the frame arm;

the sucker is fixedly arranged at the left end of the fixed rod; the frame arm can be fixed on the bed body through the sucking disc, and then the frame body and the moving block can be fixed, so that the puncture needle in the positioning mechanism is prevented from being unstable during puncture, and the stability of the puncture needle is improved.

Preferably, the frame body is arranged in a shape like a Chinese character 'hui'; sliding grooves are respectively formed in the inner walls of the front side and the rear side of the frame body; the two sliding grooves are respectively connected with a sliding block in a sliding way; the opposite surfaces of the two sliding blocks are fixedly connected with the moving blocks respectively.

Preferably, the right side of the moving block is rotatably connected with a screw rod through a bearing; the right end of the screw rod penetrates through the frame body and extends rightwards; the extension end of the screw rod is fixedly connected with a knob; the screw rod is driven to rotate through the rotating knob, and the screw rod drives the moving block and the sliding block to move along the sliding groove, so that the position of the moving block can be adjusted, the position of the positioning mechanism on the moving block can be adjusted, and the puncture position of the puncture needle can be adjusted in a fine mode conveniently.

Preferably, a threaded hole matched with the screw rod is formed in the right side of the frame body; the outer wall thread of the screw rod is connected in the threaded hole.

Preferably, the positioning mechanism includes:

the sleeve is fixedly connected to the top of the moving block; the bottom end of the sleeve penetrates through the moving block and extends downwards;

the sterilized cotton is adhered to the inner wall of the sleeve through glue; the outer surface of the puncture needle can be disinfected through the arranged disinfection cotton.

Preferably, a through hole matched with the sleeve is formed in the top of the moving block; the outer wall of the sleeve is fixedly connected with the inner wall of the through hole; the bottom end of the sleeve is fixedly connected with a guide pipe; the puncture needle is guided through the guide tube, so that the puncture needle can be guided when moving downwards, the puncture needle is prevented from inclining during puncture, and the stability of the puncture needle during puncture is further improved.

(III) beneficial effects

Compared with the prior art, the utility model provides a positioning device, which has the following beneficial effects:

1. this positioner can fix the frame arm on the bed body through the sucking disc that sets up, and then can fix the support body and movable block to prevent that the pjncture needle that is located positioning mechanism from being unstable when the puncture, improved the stability of pjncture needle, drive the lead screw through rotating the knob and rotate, the lead screw drives movable block and slider and remove along the spout, thereby can adjust the position of movable block, thereby can adjust the position of positioning mechanism on the movable block, conveniently finely tune the puncture position of pjncture needle.

2. This positioner can disinfect the surface of pjncture needle through the disinfection cotton that sets up, leads the pjncture needle through the stand pipe that sets up to can lead when moving down the pjncture needle, prevent to take place the slope when pjncture needle puncture, further increase the stability when pjncture needle punctures.

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 front view of the present utility model;

FIG. 2 is a top view of the present utility model;

fig. 3 is a schematic structural view of the frame body of the present utility model.

In the figure: 1. a frame arm; 2. a frame body; 3. a moving block; 4. a positioning mechanism; 5. a fixed rod; 6. a suction cup; 7. a chute; 8. a slide block; 9. a screw rod; 10. a knob; 401. a sleeve; 402. sterilizing cotton; 403. a guide tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-3, the present utility model provides a positioning device comprising: a boom 1; the frame body 2 is fixedly connected to the top of the frame arm 1; the moving block 3 is arranged on the frame body 2; the frame body 2 is arranged in a shape like a Chinese character 'hui'; the inner walls of the front side and the rear side of the frame body 2 are respectively provided with a chute 7; the two sliding grooves 7 are respectively and slidably connected with a sliding block 8; the opposite surfaces of the two sliding blocks 8 are respectively fixedly connected with the moving block 3; the positioning mechanism 4 is arranged on the moving block 3; the fixed rod 5 is fixedly connected below the left side of the frame arm 1; the sucker 6 is fixedly arranged at the left end of the fixed rod 5; the frame arm 1 can be fixed on the bed body through the arranged sucker 6, and then the frame body 2 and the moving block 3 can be fixed, so that the puncture needle in the positioning mechanism 4 is prevented from being unstable during puncture, and the stability of the puncture needle is improved; the right side of the moving block 3 is rotatably connected with a screw rod 9 through a bearing; the right end of the screw rod 9 penetrates through the frame body 2 and extends rightwards; the right side of the frame body 2 is provided with a threaded hole matched with the screw rod 9; the outer wall of the screw rod 9 is in threaded connection with the threaded hole; the extension end of the screw rod 9 is fixedly connected with a knob 10; the screw rod 9 is driven to rotate by rotating the knob 10, and the screw rod 9 drives the moving block 3 and the sliding block 8 to move along the sliding groove 7, so that the position of the moving block 3 can be adjusted, the position of the positioning mechanism 4 on the moving block 3 can be adjusted, and the puncture position of the puncture needle can be adjusted in a fine mode conveniently.

In this embodiment, can fix frame arm 1 on the bed body through sucking disc 6 that sets up, and then can fix frame body 2 and movable block 3 to prevent that the pjncture needle that is located positioning mechanism 4 is unstable when the puncture, improved pjncture needle's stability, drive lead screw 9 through rotation knob 10 and rotate, lead screw 9 drives movable block 3 and slider 8 and remove along spout 7, thereby can adjust the position of movable block 3, thereby can adjust the position of positioning mechanism 4 on the movable block 3, conveniently finely tune the puncture position of pjncture needle.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the positioning mechanism 4 includes: the sleeve 401 is fixedly connected to the top of the moving block 3; the bottom end of the sleeve 401 penetrates the moving block 3 and extends downward; the sterilizing cotton 402 is adhered to the inner wall of the sleeve 401 through glue; the sterile cotton 402 is conveniently replaced by glue bonding; the outer surface of the puncture needle can be disinfected through the arranged disinfection cotton 402; the top of the moving block 3 is provided with a through hole matched with the sleeve 401; the outer wall of the sleeve 401 is fixedly connected with the inner wall of the through hole; a guide pipe 403 is fixedly connected to the bottom end of the sleeve 401; the puncture needle is guided through the guide tube 403, so that the puncture needle can be guided when moving downwards, the puncture needle is prevented from inclining during puncture, and the stability of the puncture needle during puncture is further improved.

In this embodiment, the outer surface of the puncture needle can be disinfected by the set disinfection cotton 402, and the puncture needle is guided by the set guide tube 403, so that the puncture needle can be guided when moving downwards, the puncture needle is prevented from tilting during puncture, and the stability of the puncture needle during puncture is further increased.

The working principle of the positioning device is described in detail below.

As shown in fig. 1-3, when in use, the frame arm 1 can be fixed on the bed body through the arranged suction cup 6, then the frame body 2, the moving block 3 and the positioning mechanism 4 can be fixed, then the puncture needle penetrates into the sleeve 401, the screw rod 9 is driven to rotate through the rotating knob 10, the screw rod 9 drives the moving block 3 and the sliding block 8 to move along the sliding groove 7, so that the position of the moving block 3 can be adjusted, the position of the sleeve 401 on the moving block 3 can be adjusted, the puncture position of the puncture needle can be adjusted conveniently, when the puncture needle moves downwards to puncture, the outer surface of the puncture needle can be disinfected through the arranged disinfection cotton 402, the puncture needle can be guided through the arranged guide tube 403, thus the puncture needle can be guided when moving downwards, the puncture needle is prevented from inclining when in puncture, and the stability of the puncture needle when in puncture is further increased.

Claims

1. A positioning device, characterized in that: comprising the following steps:

a frame arm (1);

the frame body (2) is fixedly connected to the top of the frame arm (1);

the moving block (3) is arranged on the frame body (2);

the positioning mechanism (4) is arranged on the moving block (3);

the fixed rod (5) is fixedly connected below the left side of the frame arm (1);

the sucker (6) is fixedly arranged at the left end of the fixed rod (5).

2. A positioning device as defined in claim 1, wherein: the frame body (2) is arranged in a shape like a Chinese character 'hui'; sliding grooves (7) are respectively formed in the inner walls of the front side and the rear side of the frame body (2); the two sliding grooves (7) are respectively and slidably connected with a sliding block (8); the opposite surfaces of the two sliding blocks (8) are fixedly connected with the moving block (3) respectively.

3. A positioning device as defined in claim 1, wherein: the right side of the moving block (3) is rotatably connected with a screw rod (9) through a bearing; the right end of the screw rod (9) penetrates through the frame body (2) and extends rightwards; the extension end of the screw rod (9) is fixedly connected with a knob (10).

4. A positioning device as defined in claim 3, wherein: a threaded hole matched with the screw rod (9) is formed in the right side of the frame body (2); the outer wall of the screw rod (9) is in threaded connection with the threaded hole.

5. A positioning device as defined in claim 1, wherein: the positioning mechanism (4) comprises:

the sleeve (401) is fixedly connected to the top of the moving block (3); the bottom end of the sleeve (401) penetrates through the moving block (3) and extends downwards;

and the sterilizing cotton (402) is adhered to the inner wall of the sleeve (401) through glue.

6. A positioning device as defined in claim 5, wherein: a through hole matched with the sleeve (401) is formed in the top of the moving block (3); the outer wall of the sleeve (401) is fixedly connected with the inner wall of the through hole; the bottom end of the sleeve (401) is fixedly connected with a guide pipe (403).