CN218899617U

CN218899617U - Positioning device for puncture

Info

Publication number: CN218899617U
Application number: CN202221862057.9U
Authority: CN
Inventors: 张志瑛; 曾德兰; 陈静; 黄莹; 梁敏容; 冼青英; 韦黎敏; 周艳娜
Original assignee: First Affiliated Hospital of Guangxi Medical University
Current assignee: First Affiliated Hospital of Guangxi Medical University
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-04-25
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a positioning device for puncture, which comprises a puncture positioning plate, wherein the puncture positioning plate is in an annular structure, the side surface of the puncture positioning plate is fixedly connected with skin attaching pieces, the skin attaching pieces are distributed at equal intervals around the axis of the puncture positioning plate, the shape of the skin attaching pieces is in a fan-shaped structure, the side surface of the puncture positioning plate is provided with a guide post, the guide post is rotationally connected with the puncture positioning plate in an inserting manner, the guide post is slidably connected with a fixing assembly in a sleeving manner, and the fixing assembly comprises a supporting piece and an elastic belt. According to the utility model, through the mutual matching between the elastic belt and the supporting piece, puncture needle tubes with different diameters can be fixed, and in addition, the mutual matching among the guide post, the butterfly nut and the angle adjusting positioning seat is arranged, so that the angle adjustment and the fixation of the puncture needle are more convenient, and the puncture accuracy can be improved.

Description

Positioning device for puncture

Technical Field

The utility model relates to the technical field of puncture treatment, in particular to a positioning device for puncture; the device can be suitable for positioning the puncture needle in the kidney puncture operation.

Background

The puncturing method is a method for puncturing the tissue and organ of the body to extract the content or injection for diagnosing and treating the disease. Mainly comprises three types of blood vessels, viscera and lacunae puncture. (1) Vascular puncture: most commonly used, such as venous or arterial blood sampling assays, are widely used for disease examination and monitoring; infusing various liquids and medicines to treat diseases; or blood transfusion and blood plasma, and can correct blood loss and shock; venipuncture bleeding, can treat polycythemia vera and the like; intravenous hypertrophic therapy is performed via a large venipuncture cannula on some patients who cannot eat, so as to maintain life; taking arteriovenous puncture contrast of different parts or inserting a catheter can diagnose and treat various diseases and intervene in radiological treatment. (2) Organ puncture: mainly, smearing or staining the obtained viscera contents on liver, kidney, spleen, lung, thyroid gland, superficial tissues, lymph nodes and the like, and performing histological or cytological analysis to assist or confirm diagnosis; pus can be extracted from abscess in viscera, and medicines can be locally injected; the cardiac puncture can be used for catheter examination or rescue; bladder puncture can relieve urinary retention. (3) Puncture of the lacuna: the puncture and drainage is not only the diagnosis of laboratory tests, but also the treatment means; when spontaneous pneumothorax occurs, pneumothorax puncture and deflation are the most effective treatment.

The current chinese patent that publication number is CN213465266U, it discloses a nephrology department pjncture needle location fixed equipment, including puncture locating plate, skin laminating piece, skin bonding strip, puncture hole, extension stabilizer bar, fixed bolster and pjncture needle fixed pipe, wherein: the skin attaching sheet is adhered to the periphery of the puncture positioning plate, the skin adhesive strip is adhered to the bottom surface of the skin attaching sheet, and the puncture hole is formed in the puncture positioning plate; the extension stabilizer bar bonds on the surface of the puncture locating plate, the fixed support plate bonds on the top of the extension stabilizer bar, and the puncture needle fixed tube bonds on the surface of the fixed support plate.

However, although the positioning of the puncture needle can be achieved in the above patent, the angle of the puncture needle cannot be adjusted in the process of puncturing, because the puncture needle needs to fine-adjust the inclination angle in the process of puncturing in the actual use process, if the fine-adjustment cannot be performed, the accuracy of puncturing will be affected.

Disclosure of Invention

In order to achieve the purpose of fine adjustment of the inclination angle of the puncture needle, the utility model adopts the following technical scheme: the utility model provides a positioner for puncture, includes puncture locating plate, puncture locating plate's shape sets up to annular structure, and puncture locating plate's side fixedly connected with skin laminating piece, skin laminating piece is around puncture locating plate's axle center equidistant distribution, and skin laminating piece's shape sets up to fan-shaped structure, puncture locating plate's side is provided with the guide post, rotate through the grafting mode between guide post and the puncture locating plate and connect, there is fixed subassembly through cup joint mode sliding connection on the guide post, fixed subassembly includes support piece and elastic webbing, connect through the mode of hanging between elastic webbing and the support piece, and the equal fixedly connected with guide ring in both ends of support piece.

In at least one embodiment, the shape of the supporting piece is set to be a V-shaped structure, and the upper end face of the supporting piece is symmetrically and fixedly connected with anti-slip strips which are distributed at equal intervals.

In at least one embodiment, the upper end surface of the supporting piece symmetrically penetrates through the through groove, the bottom of the supporting piece is symmetrically and fixedly connected with the hooks, and the two ends of the elastic belt are fixedly connected with the hanging rings.

In at least one embodiment, the one end fixedly connected with connecting seat of guide post, the side fixedly connected with screw thread post of connecting seat, be connected with butterfly nut on the screw thread post, the side symmetry fixedly connected with angle adjustment positioning seat of puncture locating plate.

In at least one embodiment, one end of the guide post is provided with a U-shaped frame, and the U-shaped frame is fixedly connected with the guide post.

In at least one embodiment, the skin adhesive strip is arranged on the side surface of the skin adhesive sheet, and the skin adhesive strip is fixedly connected with the skin adhesive sheet.

The beneficial effects of the utility model are as follows: the utility model has reasonable structure, and can fix puncture needle tubes with different diameters through the mutual matching between the elastic belt and the supporting piece; in addition, the guide post, the butterfly nut and the angle adjusting positioning seat are matched with each other, so that the angle adjusting and fixing of the puncture needle are more convenient, and the accuracy of puncture can be improved.

Drawings

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

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of the puncture locating plate of the present utility model;

FIG. 4 is a schematic structural view of a skin engaging sheet of the present utility model;

FIG. 5 is a schematic view of a fixing assembly according to the present utility model;

fig. 6 is a schematic structural diagram of a fixing assembly according to the present utility model.

In the figure: 1. a puncture positioning plate; 11. an angle adjusting positioning seat; 2. a skin-engaging sheet; 21. a skin adhesive strip; 3. a guide post; 31. a connecting seat; 311. a threaded column; 32. a butterfly nut; 33. a U-shaped frame; 4. a fixing assembly; 41. a support; 411. a hook; 412. a through groove; 413. an anti-slip strip; 42. an elastic belt; 421. hanging rings; 43. a guide ring.

Detailed Description

The utility model will be better understood from the following examples.

The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the disclosure of the present utility model, and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the terms of modification, variation of proportions, or adjustment of sizes, without affecting the efficacy or achievement of the present utility model, should be understood as falling within the scope of the present utility model. Also, the terms such as "upper", "lower", "front", "rear", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for which the utility model may be practiced or for which the relative relationships may be altered or modified without materially altering the technical context.

Referring to fig. 1-6, the positioning device for puncture in this embodiment includes a puncture positioning plate 1, the shape of the puncture positioning plate 1 is set to be an annular structure, and the side surface of the puncture positioning plate 1 is fixedly connected with skin attaching pieces 2, the skin attaching pieces 2 are distributed at equal intervals around the axis of the puncture positioning plate 1, and the shape of the skin attaching pieces 2 is set to be a fan-shaped structure, the side surface of the puncture positioning plate 1 is provided with a guide post 3, the guide post 3 is rotationally connected with the puncture positioning plate 1 in an inserting manner, a fixing component 4 is slidingly connected with the guide post 3 in an inserting manner, the fixing component 4 includes a supporting member 41 and an elastic belt 42, the elastic belt 42 is connected with the supporting member 41 in a hanging manner, and both ends of the supporting member 41 are fixedly connected with guide rings 43.

The shape of the supporting member 41 is a V-shaped structure, the upper end surface of the supporting member 41 is symmetrically and fixedly connected with anti-slip strips 413, and the anti-slip strips 413 are distributed at equal intervals, so that friction force is increased, and in addition, the fixing of puncture needle tubes with different diameters is facilitated. Through slots 412 are symmetrically formed in the upper end face of the supporting piece 41 in a penetrating mode, hooks 411 are symmetrically and fixedly connected to the bottom of the supporting piece 41, hanging rings 421 are fixedly connected to the two ends of the elastic band 42, and the arrangement is used for fixing the puncture needle tube above the supporting piece 41 conveniently through the elastic band 42.

Wherein, the one end fixedly connected with connecting seat 31 of guide post 3, the side fixedly connected with screw thread post 311 of connecting seat 31 is connected with butterfly nut 32 on the screw thread post 311, and the side symmetry fixedly connected with angle modulation positioning seat 11 of puncture locating plate 1 is for letting the angle modulation of guide post 3 and fixed more convenient through setting up like this, and then is convenient for carry out angle modulation to puncture needle tubing. One end of the guide post 3 is provided with a U-shaped frame 33, and the U-shaped frame 33 is fixedly connected with the guide post 3, so that the guide post 3 is reinforced on one hand, and the placement of the puncture needle tube is not affected on the other hand.

Wherein, the side of skin laminating piece 2 is provided with skin bonding strip 21, fixed connection between skin bonding strip 21 and the skin laminating piece 2, through setting up in order to be convenient for fix skin laminating piece 2 on the skin like this.

When the puncture positioning plate is used, the puncture positioning plate is firstly required to be placed in an area needing to be punctured, then the skin attaching sheet is attached to the skin, then the puncture needle tube is fixed between the elastic belt and the supporting piece, the puncture needle tube is pushed to move, the angle of the puncture needle can be finely adjusted during puncturing, and after the angle is determined, the butterfly nut can be screwed tightly, so that the angle of the guide post is fixed, and the angle of the puncture needle is locked.

Claims

1. The utility model provides a positioner for puncture, includes puncture locating plate (1), its characterized in that: the shape of puncture locating plate (1) sets up to annular structure, and the side fixedly connected with skin laminating piece (2) of puncture locating plate (1), equidistant distribution of axle center around puncture locating plate (1) is laminated piece (2) to skin, and the shape of skin laminating piece (2) sets up to fan-shaped structure, the side of puncture locating plate (1) is provided with guide post (3), rotate through the grafting mode between guide post (3) and puncture locating plate (1) and be connected, fixed subassembly (4) are connected with through mode sliding connection in the cup jointing on guide post (3), fixed subassembly (4) are including support piece (41) and elastic webbing (42), connect through the mode of hanging between elastic webbing (42) and support piece (41), and the equal fixedly connected with guide ring (43) in both ends of support piece (41).

2. The puncture positioning device according to claim 1, wherein: the shape of the supporting piece (41) is a V-shaped structure, the upper end face of the supporting piece (41) is symmetrically and fixedly connected with anti-slip strips (413), and the anti-slip strips (413) are distributed at equal intervals.

3. The puncture positioning device according to claim 2, wherein: the upper end face of the supporting piece (41) symmetrically penetrates through the through groove (412), the bottom of the supporting piece (41) is symmetrically and fixedly connected with the hook (411), and two ends of the elastic belt (42) are fixedly connected with the hanging rings (421).

4. The puncture positioning device according to claim 1, wherein: one end fixedly connected with connecting seat (31) of guide post (3), the side fixedly connected with screw thread post (311) of connecting seat (31), be connected with butterfly nut (32) on screw thread post (311), the side symmetry fixedly connected with angle adjustment positioning seat (11) of puncture locating plate (1).

5. The puncture positioning device according to claim 4, wherein: one end of the guide post (3) is provided with a U-shaped frame (33), and the U-shaped frame (33) is fixedly connected with the guide post (3).

6. The puncture positioning device according to claim 1, wherein: the side of the skin attaching sheet (2) is provided with a skin bonding strip (21), and the skin bonding strip (21) is fixedly connected with the skin attaching sheet (2).