CN219782694U

CN219782694U - Puncture locator

Info

Publication number: CN219782694U
Application number: CN202322303422.3U
Authority: CN
Inventors: 常飞霞; 彭梅娟; 苟芳丽; 周志宏; 崔芳娟; 祁亮; 吕毛毛
Original assignee: Gansu Maternal And Child Health Hospital Gansu Provincial Central Hospital
Current assignee: Gansu Maternal And Child Health Hospital Gansu Provincial Central Hospital
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2023-10-03
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the field of surgical auxiliary devices, and particularly discloses a puncture locator which comprises a base, a bracket and a locating part, wherein the bracket is rotatably arranged on the base, the base is provided with a first locating hole, the bracket comprises an arc-shaped part, the locating part is slidably arranged on the arc-shaped part, and a second locating hole is arranged on the locating part.

Description

Puncture locator

Technical Field

The utility model relates to the technical field of surgical auxiliary devices, in particular to a puncture locator.

Background

With the continuous development of medical science and technology, CT guided lung focus puncture biopsy and lung cancer interventional therapy are increasingly widely applied. At present, the clinic relies on the experience of doctors to perform bare-handed puncture, so that the doctors are required to grasp good puncture technology, and the requirements on the doctors are high. For inexperienced doctors, multiple steps of puncture are often needed, on one hand, the risk of complications such as pneumothorax, hemorrhage and the like of the patient is increased, on the other hand, the radiation dose of the patient is increased, and meanwhile, small focus in partial cases or focus close to dangerous organs cannot be accurately punctured into a target point.

In the process of bare-handed puncture, the puncture guided by the CT can only locate a certain point on the body surface of the patient, namely, the X coordinate value and the Y coordinate value of the puncture point can only be determined by the CT, and the Z coordinate value is operated by the sense of space of a doctor after passing through the CT measurement angle, so that the operation difficulty is high.

Disclosure of Invention

The utility model aims to solve the defect that bare-handed puncture in the prior art has high requirements on doctors, and provides a puncture locator.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a puncture locator, includes the base, rotates and sets up support and location portion on the base, be provided with first locating hole on the base, the support includes arc portion, location portion slides and sets up on the arc portion, be provided with the second locating hole on the location portion.

Preferably, the support further comprises a rotating rod, a first connecting portion is arranged on the base, the rotating rod is rotatably arranged on the first connecting portion, a rotating shaft of the rotating rod penetrates through the center line of the first positioning hole, one end of the arc-shaped portion is fixed with one end of the rotating rod, the other end of the arc-shaped portion is propped against the base, the arc-shaped portion is in a quarter circle shape, and the length of the rotating rod is identical to the radius of the arc-shaped portion.

Preferably, one end of the arc-shaped portion is provided with a first end portion, the middle of the first end portion is provided with a yielding hole, the other end of the arc-shaped portion is provided with a second end portion, the second end portion is made of a magnet material, the base is made of iron, or the contact portion of the base and the second end portion is made of iron.

Preferably, the arc-shaped portion is provided with an arc-shaped guide rail, a first sliding block is connected to the arc-shaped guide rail in a sliding mode, a first fixing bolt is connected to the first sliding block through threads, the first fixing bolt can prop against the arc-shaped guide rail, and one side of the first sliding block is fixedly connected with the positioning portion through a first connecting rod.

Preferably, the base comprises a first plate body and a second plate body vertically arranged in the middle of the first plate body, and the first positioning hole is formed in the middle of the first plate body.

Preferably, the base is provided with a binding belt, and one end of the base far away from the binding belt is provided with a connecting hole.

Preferably, the end and/or side of the base is/are rotatably provided with a rotating part through an arbitrary damping stopping hinge.

Preferably, a telescopic part is arranged at one end of the rotating part far away from the base.

Preferably, the rotating part is provided with a telescopic groove, the telescopic part is slidably arranged in the telescopic groove, the rotating part is provided with a second fixing bolt in threaded connection, the end part of the second fixing bolt can be propped against the telescopic part, and the end part of the telescopic part is provided with a drawing part.

Preferably, the base is provided with a second connecting portion, a sliding groove is longitudinally formed in the second connecting portion, a limiting plate is arranged on a notch of the sliding groove, a second sliding block is arranged in the sliding groove in a sliding mode, one side of the second sliding block is connected with a second connecting rod, one end of the second connecting rod is connected with a sliding portion, and the sliding portion is connected with the rotating portion through a damping stopping hinge.

The beneficial effects of the utility model are as follows:

the base is placed on the body surface of a patient, the center of the first positioning hole is a puncture point, the positioning part is fixed on the bracket after the position of the positioning part is adjusted, and the accurate puncture of the patient is realized by matching with the second positioning hole.

Drawings

FIG. 1 is a perspective view of a puncture locator according to a first embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of one of the puncture locators shown in FIG. 1 at A;

FIG. 3 is a perspective view of a puncture locator according to the present disclosure in a second embodiment;

FIG. 4 is a perspective view of a puncture locator according to a third embodiment of the present utility model;

FIG. 5 is a perspective view of one of the puncture locators illustrated in FIG. 4 from another perspective;

FIG. 6 is a perspective view of the puncture locator of FIG. 4 after the telescoping portion has been pulled out;

FIG. 7 is a perspective view of a puncture locator according to the present utility model in a fourth embodiment;

FIG. 8 is a perspective view of one of the puncture locators illustrated in FIG. 7 from another perspective;

FIG. 9 is a top view of one of the puncture locators illustrated in FIG. 7;

FIG. 10 is a cross-sectional view of FIG. 9 at B-B;

FIG. 11 is a partial enlarged view of D in FIG. 10;

fig. 12 is a cross-sectional view of fig. 9 at C-C.

In the figure: 1 base, 11 first plate body, 12 second plate body, 13 first positioning hole, 14 anti-slip part, 15 second connecting part, 151 chute, 152 limiting plate, 16 sliding part, 17 second connecting rod, 18 connecting hole, 2 bracket, 21 first connecting part, 22 rotating rod, 23 arc part, 231 first end part the second end part 232, the scale 233, the arc-shaped guide rail 24, the first slide block 25, the first fixing bolt 26, the first connecting rod 27, the 3 positioning part 31, the second positioning hole 4, the binding belt 5, the rotating part 51, the damping hinge for arbitrary stopping and damping, the 6 telescopic part, the 61 drawing part and the 62 second fixing bolt.

Detailed Description

Referring to fig. 1-12, a puncture locator includes a base 1, a bracket 2 rotatably disposed on the base 1, and a locating portion 3, wherein the base 1 is provided with a first locating hole 13, the bracket 2 includes an arc portion 23, the locating portion 3 is slidably disposed on the arc portion 23, and the locating portion 3 is provided with a second locating hole 31. The base 1 is placed on the body surface of a patient, the center of the first positioning hole 13 is a puncture point, the positioning part 3 is fixed on the support 2 after the position of the positioning part 3 is adjusted, and the accurate puncture of the patient is realized by matching with the second positioning hole 31.

Embodiment one:

referring to fig. 1-2, in this embodiment, the base 1 is generally T-shaped, the base 1 includes a first plate 11 and a second plate 12 vertically disposed in the middle of the first plate 11, and the first positioning hole 13 is disposed in the middle of the first plate 11. Further, the base 1 is placed on the body surface of the patient, in order to increase the stability of the base 1, the bottom of the base 1 is provided with an anti-slip portion 14, and the anti-slip portion 14 may be an anti-slip groove 151, an anti-slip bump or a medical silica gel material.

The bracket 2 further comprises a rotating rod 22, the base 1 is provided with a first connecting part 21, the rotating rod 22 is rotatably arranged on the first connecting part 21, and a rotating shaft of the rotating rod 22 penetrates through the center line of the first positioning hole 13.

One end of the arc-shaped portion 23 is fixed to one end of the rotating rod 22, the other end of the arc-shaped portion 23 abuts against the base 1, the arc-shaped portion 23 is in a quarter circle, and the length of the rotating rod 22 is the same as the radius of the arc-shaped portion 23. Further, a first end 231 is disposed at one end of the arc-shaped portion 23, and a yielding hole is disposed in the middle of the first end 231, and when the positioning portion 3 moves to above the first positioning hole 13, the yielding hole can yield to the positioning portion 3. The other end of the arc-shaped portion 23 is provided with a second end 232, and the first end 231 and the second end 232 cooperate to ensure the rigidity of the whole bracket 2. Further, the second end 232 is made of a magnet material, the base 1 is made of iron, or the contact portion between the base 1 and the second end 232 is made of iron, and the second end 232 can magnetically attract the base 1, so that the bracket 2 is stably fixed on the base 1.

The arc-shaped portion 23 is provided with an arc-shaped guide rail 24, the arc-shaped guide rail 24 is connected with a first sliding block 25 in a sliding manner, a first fixing bolt 26 is connected to the first sliding block 25 through threads, the first fixing bolt 26 can be abutted to the arc-shaped guide rail 24, and one side of the first sliding block 25 is fixedly connected with the positioning portion 3 through a first connecting rod 27. The first fixing bolt 26 is rotated, the position of the first fixing bolt 26 on the first sliding block 25 can be adjusted, and after one end of the first fixing bolt 26 is separated from the arc-shaped guide rail 24, the first sliding block 25 can smoothly slide on the arc-shaped guide rail 24, and the angle of the positioning portion 3 is adjusted. After the angle adjustment of the positioning portion 3 is completed, the first fixing bolt 26 is reversely rotated, so that the end portion of the first fixing bolt 26 abuts against the arc-shaped guide rail 24, and the positioning portion 3 is fixed on the arc-shaped guide rail 24. The arc-shaped part 23 is provided with a scale 233, and the scale 233 can show an angle, so that the angle of the positioning part 3 can be conveniently adjusted.

In a not shown embodiment, the first link 27 is replaced by a damped hinge enabling a rotation of the positioning part 3.

In the present embodiment, in particular, the base 1 is first placed on the body surface of the patient, the first positioning hole 13 is aligned with the puncture point, and then the angle of the positioning portion 3 on the holder 2 is adjusted. Specifically, the first fixing bolt 26 is turned, so that the end of the first fixing bolt 26 is separated from the arc-shaped guide rail 24, after the position of the positioning portion 3 is determined through the assistance of the scales 233, the first fixing bolt 26 is turned again, so that the end of the first fixing bolt 26 abuts against the arc-shaped guide rail 24, and after the positioning portion 3 is fixed on the bracket 2, accurate puncture is realized through the second positioning hole 31 on the positioning portion 3 and the first positioning hole 13 on the base 1.

Embodiment two:

referring to fig. 3, the difference between the present embodiment and the first embodiment is that the base 1 and the fixing manner of the base 1 are substantially in a straight shape, and compared with the first embodiment, the second plate 12 and a portion of the first plate 11 are omitted, the base 1 is provided with the binding band 4, and one end of the base 1 far from the binding band 4 is provided with the connecting hole 18. Further, the straps 4 have two, one of the straps 4 is provided at one end of the base 1, and the other strap 4 is provided at one side of the base 1.

After the binding band 4 is wound on the body of a patient, particularly on limbs or the body, and the base 1 is fixed on the body surface of the patient, one end of the binding band 4 is inserted into the connecting hole 18, and the end of the binding band 4 is fixed by matching with the connecting hole 18.

Embodiment III:

referring to fig. 4-6, the present embodiment is different from the above embodiment in the adjustment of the base 1 and the base 1. In this embodiment, the end and/or side of the base 1 is rotatably provided with a rotating portion 5, and specifically, the rotating portion 5 is connected to the base 1 through an arbitrary damping hinge 51, so that the rotating portion 5 can be rotatably disposed on the base 1 at a certain angle. In clinical use, it was found that the base 1 cannot be well fixed to the body surface of a patient, for example, the body side of the patient, and when puncturing the lung, the rotation part 5 is provided at the end of the base 1 by rotating the base 1 in the manner of placing the base 1 in the first embodiment and the manner of binding in the second embodiment, so that the base 1 itself can be formed into a triangle-shaped stable form after bending. For example, one end of the bending portion is supported by the patient's bed, and the base 1 is disposed on the body surface of the patient, so that the base 1 can be positioned quickly.

Further, the one end that rotates portion 5 is kept away from base 1 is provided with telescopic portion 6, and is specific, be provided with the expansion tank on the rotation portion 5, telescopic portion 6 slip sets up in the expansion tank, there is the second fixing bolt 62 through threaded connection on the rotation portion 5, the tip of second fixing bolt 62 can with telescopic portion 6 supports, fixes telescopic portion 6 on rotation portion 5, telescopic portion 6's tip is provided with pull portion 61, is convenient for adjust telescopic portion 6's flexible length.

Embodiment four:

referring to fig. 7-12, the present embodiment is different from the third embodiment in further improvement of the rotating portion 5. In this embodiment, the base 1 is provided with a second connection portion 15, a sliding groove 151 is longitudinally provided on the second connection portion 15, a notch of the sliding groove 151 is provided with a limiting plate 152, a second slider (not shown in the figure) is slidably provided in the sliding groove 151, one side of the second slider is connected with a second connecting rod 17, one end of the second connecting rod 17 is connected with a sliding portion 16, and the sliding portion 16 is connected with the rotating portion 5 through an arbitrary damping stopping hinge 51.

In this embodiment, after one of the rotating parts 5 is rotated, the sliding part 16 is moved, and then the other rotating part 5 is rotated, so that the two rotating parts 5 can be rotated and stacked to realize folding and storage.

Claims

1. The utility model provides a puncture locator, its characterized in that includes base (1), rotates setting support (2) and location portion (3) on base (1), be provided with first locating hole (13) on base (1), support (2) include arc portion (23), location portion (3) slip setting is in on arc portion (23), be provided with second locating hole (31) on location portion (3).

2. Puncture locator according to claim 1, characterized in that the bracket (2) further comprises a rotating rod (22), the base (1) is provided with a first connecting part (21), the rotating rod (22) is rotatably arranged on the first connecting part (21), a rotating shaft of the rotating rod (22) penetrates through a central line of the first locating hole (13), one end of the arc-shaped part (23) is fixed with one end of the rotating rod (22), the other end of the arc-shaped part (23) is abutted against the base (1), the arc-shaped part (23) is in a quarter circle shape, and the length of the rotating rod (22) is identical with the radius of the arc-shaped part (23).

3. The puncture locator according to claim 1, characterized in that one end of the arc-shaped part (23) is provided with a first end part (231), a yielding hole is formed in the middle of the first end part (231), the other end of the arc-shaped part (23) is provided with a second end part (232), the second end part (232) is made of a magnet material, the base (1) is made of iron, or the contact part of the base (1) and the second end part (232) is made of iron.

4. Puncture locator according to claim 1, characterized in that the arc-shaped part (23) is provided with an arc-shaped guide rail (24), a first slide block (25) is slidably connected on the arc-shaped guide rail (24), a first fixing bolt (26) is connected on the first slide block (25) through threads, the first fixing bolt (26) can be abutted against the arc-shaped guide rail (24), and one side of the first slide block (25) is fixedly connected with the locating part (3) through a first connecting rod (27).

5. Puncture locator according to claim 1, characterized in that the base (1) comprises a first plate body (11) and a second plate body (12) vertically arranged in the middle of the first plate body (11), the first positioning hole (13) being arranged in the middle of the first plate body (11).

6. Puncture locator according to claim 1, characterized in that the base (1) is provided with a strap (4), and the end of the base (1) remote from the strap (4) is provided with a connecting hole (18).

7. Puncture locator according to claim 1, characterized in that the end and/or side of the base (1) is provided with a turning part (5) turned by means of an arbitrary damping-stopping hinge (51).

8. Puncture locator according to claim 7, characterized in that the end of the rotating part (5) remote from the base (1) is provided with a telescopic part (6).

9. The puncture locator according to claim 8, characterized in that a telescopic groove is formed in the rotating portion (5), the telescopic portion (6) is slidably arranged in the telescopic groove, a second fixing bolt (62) is connected to the rotating portion (5) through threads, the end portion of the second fixing bolt (62) can abut against the telescopic portion (6), and a drawing portion (61) is arranged at the end portion of the telescopic portion (6).

10. Puncture locator according to claim 9, characterized in that a second connecting part (15) is arranged on the base (1), a sliding groove (151) is longitudinally arranged on the second connecting part (15), a limiting plate (152) is arranged at a notch of the sliding groove (151), a second sliding block is arranged in the sliding groove (151) in a sliding manner, one side of the second sliding block is connected with a second connecting rod (17), one end of the second connecting rod (17) is connected with a sliding part (16), and the sliding part (16) is connected with the rotating part (5) through an arbitrary damping stopping hinge (51).