CN220655649U

CN220655649U - Horizontal puncture needle

Info

Publication number: CN220655649U
Application number: CN202321924611.6U
Authority: CN
Inventors: 吴晓邡; 范鹤馨; 刘俊; 黄勇; 王杨
Original assignee: XIANGYA BOAI REHABILITATION HOSPITAL
Current assignee: XIANGYA BOAI REHABILITATION HOSPITAL
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-03-26
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a horizontal puncture needle, which comprises a puncture needle main body, wherein the two ends of the puncture needle main body are rotatably arranged on an angle dial, and an X-axis horizontal bubble and a Y-axis horizontal bubble which are mutually vertical are arranged on the angle dial; the T-shaped level gauge is designed for the first time, and two simple horizontal line devices are combined into a T-shaped framework, so that the purpose of finding a horizontal plane at any place is realized; after the horizontal plane is determined, the focus and the needle application point on the skin are accurately found under the help of CT scanning, the included angle between the line and the X axis of the T-shaped level meter is determined, the length of the line is also determined, the fact that the included angle between the puncture needle and the level meter is a determined dimension is realized, the deviation of multi-dimension angles is avoided in the needle application process, and accurate positioning is truly achieved.

Description

Horizontal puncture needle

Technical Field

The utility model relates to the technical field of CT puncture, in particular to a horizontal puncture needle.

Background

With the development of accurate diagnosis and treatment and minimally invasive, such as the biopsy diagnosis of deep nodule, tumor and other lesions, the local accurate treatment of deep lesions, the puncture drainage of deep abscess and the like, the percutaneous puncture under CT guidance is increasingly important in disease diagnosis and treatment.

The puncture technology under CT guidance is that after CT scanning, the puncture point on the body surface can be precisely positioned through CT, the target point layer and the puncture point are determined in a computer, the angle and the depth of the needle are measured on the layer, the angle is the included angle between the puncture needle and the horizontal line, and the depth is the distance between the needle point and the skin. The existing puncture needle is limited to measure the included angle of a certain dimension, but not the included angle with the horizontal line, and the position of the horizontal line is roughly estimated empirically in clinical operation, so that the angle between the needle inserting direction and the horizontal line cannot be accurate, and the puncture along the cross section of CT scanning cannot be ensured, so that the multi-dimensional angle of the puncture needle is deviated during needle application.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a horizontal puncture needle.

The technical scheme of the utility model is as follows: the horizontal puncture needle comprises a puncture needle body, wherein the two ends of the puncture needle body are rotatably arranged on an angle dial, and an X-axis horizontal bubble and a Y-axis horizontal bubble which are perpendicular to each other are arranged on the angle dial.

As a further improvement of the above technical scheme:

preferably, the puncture needle body is provided with depth scale indication.

Preferably, the angle dial is provided with an angle scale indication.

Preferably, the angle dial is sector-shaped.

Preferably, the angle dial is formed by connecting two single discs through an adhesion block into a whole, a rotating shaft is arranged at the tip end of the angle dial, and the rotating shaft is rotatably arranged between the two ends of the puncture needle body.

Preferably, a locking piece is arranged at one end of the puncture needle body and used for fixing the puncture needle body on the angle dial to lock an operation angle.

Preferably, the locking piece is a butterfly nut, one end of the puncture needle body is in a thread shape, the butterfly nut is in threaded connection with the puncture needle body, and the puncture needle body and the angle dial are locked and unlocked through the threaded depth.

Compared with the prior art, the utility model has the following beneficial effects:

1. compared with the prior art, the utility model designs the T-shaped level for the first time, combines two simple level line devices into a T-shaped framework, and realizes the purpose of finding a horizontal plane at any place; after the horizontal plane is determined, the focus and the needle application point on the skin are accurately found under the help of CT scanning, the included angle between the line and the X axis of the T-shaped level meter is determined, the length of the line is also determined, the fact that the included angle between the puncture needle and the level meter is a determined dimension is realized, the deviation of multi-dimension angles is avoided in the needle application process, and accurate positioning is truly achieved.

2. The puncture needle is matched with the angle instrument and is additionally provided with an angle locking device, so that the accurate locking of the angle can be realized.

3. The puncture needle body is provided with accurate length scales and free marks, and the depth can be accurate after the angle is accurate.

4. The operation is simple and convenient, the operation can be completed by a single person, the operation time is saved, and the safety performance is high.

5. Simple and reasonable structure and convenient manufacture.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

fig. 2 is an enlarged schematic view of the structure of the region a in fig. 1.

Reference numerals: 1. a lancet body; 2. an angle dial; 3. horizontal bubble of X axis; 4. horizontal bubble of Y axis; 5. a depth scale indication; 6. an angle scale indication; 7. a blocking block; 8. a rotating shaft; 9. a butterfly nut.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that, in terms of "front", "rear", "left", "right", "upper", "lower", etc., the directions or positional relationships indicated are based on the directions or positional relationships shown in the drawings, which are merely for convenience in describing the present utility model and simplifying the description, but are not meant to indicate or imply that the devices or elements to be referred to must have specific directions, be configured and operated in specific directions, and thus should not be construed as limiting the present utility model, the technical solutions of the embodiments of the present utility model may be combined, and the technical features of the embodiments may also be combined to form a new technical solution.

The utility model provides the following technical scheme:

as shown in fig. 1 and 2, a "t-level" is designed: two horizontal line devices with horizontal bubbles are made into horizontal cross frames, then the horizontal cross frames are simplified into a T-shaped level meter, the T-shaped horizontal line devices are adhered to an angle dial 2 and are divided into an X axis and a Y axis, a horizontal section is an X axis horizontal bubble 3, and a longitudinal section is a Y axis horizontal bubble 4, so that the horizontal plane (instead of the horizontal line) is determined, and a puncture needle is conveniently fixed on the level meter and is convenient to operate;

meanwhile, the angle dial 2 is arranged in parallel by two single discs, a distance is arranged between the angle dial 2 and the angle dial 2 is connected into a whole through the adhesion block 7, meanwhile, the angle dial 2 is fan-shaped, a rotating shaft 8 is arranged at the tip end part of the angle dial 2, a puncture needle main body 1 is rotatably arranged on the rotating shaft 8, meanwhile, two ends of the puncture needle main body 1 penetrate through the angle dial 2, and the arc side, close to the angle dial 2, of the puncture needle main body 1 is in a thread shape and is in threaded connection with a butterfly nut 9;

an angle scale indication 6 is provided on the arc side of the angle dial 2, and a depth scale indication 5 is provided on the other end of the lancet body 1.

The working principle and the process of the utility model are as follows:

1. the broken surface layer of the focus is determined through CT, and the puncture point on the skin is found by combining the positioning steel wire.

2. The T-shaped level gauge is kept unchanged in the horizontal position, the X-axis horizontal bubble 3 coincides with the skin surface of the section layer determined by CT, and the Y-axis horizontal bubble 4 coincides with a certain positioning steel wire.

3. The puncture needle main body 1 is connected with the angle dial 2 in a screwed mode through the butterfly nut 9, so that the angle measured under CT is fixed, the horizontal bubbles in the X-axis horizontal bubble 3 and the horizontal bubbles in the Y-axis horizontal bubble 4 are kept at the middle positions in the puncture process, and the puncture needle is inserted to the CT measuring depth, so that accurate reaching of focus positions can be achieved.

The technology designs a puncture needle device capable of accurately determining the angle and the depth of a certain dimension, and is named as a horizontal puncture needle because the horizontal plane positioning technology of a T-shaped level instrument is revolutionarily introduced, the CT scanning is combined, the accuracy of the angle and the depth of a single-dimension needle application is realized, the puncture needle device is suitable for puncture occasions under various medical practices, and accurate positioning and simple and convenient operation can be realized.

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

Claims

1. A horizontal puncture needle comprising a puncture needle body (1), characterized in that: the two ends of the puncture needle main body (1) are rotatably arranged on the angle dial (2), and the angle dial (2) is provided with an X-axis horizontal bubble (3) and a Y-axis horizontal bubble (4) which are mutually perpendicular.

2. The horizontal puncture needle according to claim 1, wherein: the puncture needle body (1) is provided with a depth scale indication (5).

3. The horizontal puncture needle according to claim 1, wherein: an angle scale indication (6) is arranged on the angle dial (2).

4. The horizontal puncture needle according to claim 1, wherein: the angle dial (2) is fan-shaped.

5. The horizontal puncture needle according to claim 4, wherein: the angle dial (2) is formed by connecting two single discs through the adhesion block (7) into a whole, a rotating shaft (8) is arranged at the tip end part of the angle dial (2), and the two ends of the puncture needle body (1) are rotatably arranged on the rotating shaft (8).

6. The horizontal puncture needle according to claim 1, wherein: one end of the puncture needle main body (1) is provided with a locking piece which is used for fixing the puncture needle main body (1) on the angle dial (2) to lock an operation angle.

7. The horizontal puncture needle according to claim 6, wherein: the locking piece is a butterfly nut (9), one end of the puncture needle body (1) is in a threaded shape, the butterfly nut (9) is in threaded connection with the puncture needle body (1), and the puncture needle body (1) and the angle dial (2) are locked and unlocked through the threaded depth.