CN219166573U

CN219166573U - Puncture point positioner

Info

Publication number: CN219166573U
Application number: CN202223321187.4U
Authority: CN
Inventors: 黄翔; 袁雅婷; 李晓宏
Original assignee: First Peoples Hospital of Foshan
Current assignee: First Peoples Hospital of Foshan
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-13
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a puncture point positioner which comprises a scale needle and a rotary needle, wherein the scale needle is provided with a sliding piece in a sliding manner; the two ends of the rotating needle are respectively a rotating end and a free end, and the rotating end is rotationally fixed on the sliding piece. Before the measurement, rotate the rotating needle to the angle of estimation earlier, then under X ray, put it as whole put, carry out slight adjustment, can obtain the puncture point, compare in traditional billet fixed shooting respectively, find the setpoint, easy operation is convenient, and collapsible and measurement, be convenient for operation and accomodate, help the doctor to pre-judge the site better, effectively reduce preoperative preparation time and patient X line exposure times.

Description

Puncture point positioner

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a puncture point positioner.

Background

The intervertebral foramen mirror is a minimally invasive surgery which is gradually popularized in recent years, and is increasingly applied to the treatment of intervertebral disc source diseases, spinal canal stenosis, spinal infection and the like. Because the focus of the deep and limited relatively dangerous area of waist needs to be removed, if the positioning is not accurate enough, repeated penetration not only brings harm to patients, but also greatly increases the operation difficulty. At present, the operation positioning is mainly that an operator places a Kirschner wire on the trunk of a patient, the specific practice is that the patient is in a prone position, then a steel bar is placed on the back, and a line is defined according to X-rays; the side surface of the back is also provided with a steel bar, and then a line is also fixed on the side surface by X-ray; then, a puncture point is obtained for the two intersections. In the process, the positions of the two steel bars are required to be fixed respectively, the operation is inconvenient, the problem of unstable fixation exists, and in addition, the exposure times of doctors and patients to X rays are increased.

Disclosure of Invention

The utility model aims to provide a puncture point positioner which solves one or more technical problems in the prior art and at least provides a beneficial choice or creation condition.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a puncture point positioner which comprises a scale needle and a rotary needle, wherein the scale needle is provided with a sliding piece in a sliding manner; the two ends of the rotating needle are respectively a rotating end and a free end, and the rotating end is rotationally fixed on the sliding piece.

The beneficial effects of the utility model are as follows:

before the measurement, rotate the rotating needle to the angle of estimation earlier, then under X ray, put it as whole put, carry out slight adjustment, can obtain the puncture point, compare in traditional billet fixed shooting respectively, find the setpoint, easy operation is convenient, and collapsible and measurement, be convenient for operation and accomodate, help the doctor to pre-judge the site better, effectively reduce preoperative preparation time and patient X line exposure times.

As a further improvement of the technical scheme, the sliding piece is a sliding block sleeved on the scale needle, and the sliding piece is arranged, so that the sliding is more stable.

As a further improvement of the technical scheme, a gasket is arranged between the sliding piece and the rotating end, so that the connection is firmer.

As a further improvement of the technical scheme, the scale needle and the rotary needle are sleeved with protective sleeves. Plays a role in protecting and preventing the scales from being scratched.

As a further improvement of the above technical solution, the protective sleeve is a rubber member. The rubber has certain elasticity and can be well sleeved on the scale needle and the rotary needle.

As a further improvement of the technical scheme, the scale needle and the rotary needle are round rod pieces. Can be viewed from different angles.

As a further improvement of the technical scheme, the scale needle and the rotary needle are both plate members. The scale is easier to observe.

As a further improvement of the above technical solution, the rotating end is rotationally fixed to the sliding member by a spherical hinge structure. The rotary needle can rotate at multiple angles in space relative to the scale needle. The rotating needle can adjust the position more flexibly, and the operation is more convenient.

As a further improvement of the above technical solution, the scale needle has a large scale and a small scale. The position is accurately recorded.

As a further improvement of the technical scheme, the large scale interval distance is 5 cm, and the small scale interval distance is 1 cm.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of an embodiment of a puncture site locator according to the present utility model;

FIG. 2 is a schematic view of an embodiment of a puncture site locator according to the present disclosure;

FIG. 3 is a schematic view of an embodiment of a puncture site locator according to the present disclosure;

fig. 4 is a schematic structural view of an embodiment of a puncture site locator according to the present utility model.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The intervertebral foramen mirror is a minimally invasive surgery which is gradually popularized in recent years, and is increasingly applied to the treatment of intervertebral disc source diseases, spinal canal stenosis, spinal infection and the like. Because the focus of the deep and limited relatively dangerous area of waist needs to be removed, if the positioning is not accurate enough, repeated penetration not only brings harm to patients, but also greatly increases the operation difficulty. At present, the operation positioning is mainly that an operator places a Kirschner wire on the trunk of a patient, the specific practice is that the patient is in a prone position, then a steel bar is placed on the back, and a line is defined according to X-rays; the side surface of the back is also provided with a steel bar, and then a line is also fixed on the side surface by X-ray; then, a puncture point is obtained by the intersection of the two strips. In the process, the positions of the two steel bars are required to be fixed respectively, the operation is inconvenient, the problem of unstable fixation exists, and in addition, the exposure times of doctors and patients to X rays are increased. Referring to fig. 1 to 4, the present utility model provides a puncture site locator, and makes the following embodiments:

in some embodiments, a puncture site locator comprises a scale needle 100 and a rotary needle 300, the scale needle 100 being slidably provided with a slider 200; the rotating needle 300 has two ends, a rotating end and a free end, and the rotating end is rotationally fixed to the slider 200.

Before the measurement, the rotating needle 300 is rotated to an estimated angle, and then is put up as a whole under X rays, and is slightly adjusted, so that a puncture point can be obtained.

Further improved, the sliding member 200 is a sliding block sleeved on the scale needle 100, and the sliding block is arranged, so that the sliding is more stable. In other embodiments, the slider 200 is provided with a sliding groove that slides and snaps onto the scale needle 100.

Further improved, a gasket is arranged between the sliding piece 200 and the rotating end, so that the connection is firmer.

Further improved, the scale needle 100 and the rotary needle 300 are both sleeved with protective sleeves. Plays a role in protecting and preventing the scales from being scratched.

Further improved, the protective sleeve is a rubber member. The rubber has certain elasticity and can be well sleeved on the scale needle 100 and the rotary needle 300.

Further improved, the scale needle 100 and the rotary needle 300 are both plate members. The scale is easier to observe.

In other embodiments, the dial needle 100 and the rotary needle 300 are both round bar members. Can be viewed from different angles. Of course, the dial needle 100 and the rotary needle 300 may be formed of different members, for example, the dial needle 100 may be formed in a plate shape, the rotary needle 300 may be formed in a round bar shape, or the dial needle 100 may be formed in a round bar shape, and the rotary needle 300 may be formed in a plate shape. In other embodiments, the cross-sections of the scale needle 100 and the rotary needle 300 may be polygonal or irregularly shaped, and the present utility model is not particularly limited.

Further improved, the rotating end is rotationally fixed to the sliding member 200 through a spherical hinge structure. The rotary needle 300 is spatially rotatable at multiple angles with respect to the dial needle 100. The rotating needle 300 can be adjusted in position more flexibly, and the operation is more convenient. The spherical hinge structure is the prior art, and the utility model is not specifically described.

Further improved, the scale needle 100 has a large scale and a small scale. The position will be recorded intuitively and accurately. Specifically, according to the clinical experience summary of doctors, the total scale length of the scale needle 100 is 20 cm, which meets the operation requirement and is well positioned. In other embodiments, the total scale length of the scale needle 100 may also be 25 cm, 30 cm, etc. The total length of the total scale length of the scale needle 100 can be changed accordingly, and the special adult money and the special child money can be produced. The large scale interval distance is 5 cm, and the small scale interval distance is 1 cm.

In other embodiments, the large scale interval may be other lengths, such as 4 cm, 3 cm, etc., and the small scale interval may be other lengths, such as 0.5 cm, 2 cm, 1.5 cm, etc., and the utility model is not limited in particular.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the examples, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. A puncture site locator, comprising:

a scale needle (100) provided with a slider (200) in a sliding manner;

and the two ends of the rotating needle (300) are respectively a rotating end and a free end, and the rotating end is rotationally fixed on the sliding piece (200).

2. A puncture site locator according to claim 1, characterized in that:

the sliding piece (200) is a sliding block sleeved on the scale needle (100).

3. A puncture site locator according to claim 1, characterized in that:

a spacer is arranged between the sliding piece (200) and the rotating end.

4. A puncture site locator according to claim 1, characterized in that:

the scale needle (100) and the rotary needle (300) are sleeved with protective sleeves.

5. A puncture site locator as set forth in claim 4, wherein:

the protective sleeve is a rubber component.

6. A puncture site locator according to claim 1, characterized in that:

the scale needle (100) and the rotary needle (300) are round rod pieces.

7. A puncture site locator according to claim 1, characterized in that:

the scale needle (100) and the rotary needle (300) are both plate members.

8. A puncture site locator according to claim 1, characterized in that:

the rotating end is rotationally fixed on the sliding piece (200) through a spherical hinge structure.

9. A puncture site locator according to claim 1, characterized in that:

the scale needle (100) has a large scale and a small scale.

10. A puncture site locator as set forth in claim 9, wherein:

the large scale interval distance is 5 cm, and the small scale interval distance is 1 cm.