CN219538456U

CN219538456U - Fixing device for ultrasonic puncture

Info

Publication number: CN219538456U
Application number: CN202320956572.1U
Authority: CN
Inventors: 张云海
Original assignee: Shanghai Xindi Industrial Co ltd
Current assignee: Shanghai Xindi Industrial Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-08-18
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses a fixing device for ultrasonic puncture, which relates to the technical field of ultrasonic guided puncture treatment and comprises a fixing ring fixed on the outer side of an ultrasonic probe through a fixing block, wherein the outer wall of the fixing ring is rotationally connected with a rotating ring, the rotating ring is fixedly connected with one end of a fixing arm, a movable hole is formed in the fixing arm, an azimuth fixing component which is positioned on one side of the fixing ring is elastically arranged in the movable hole, the azimuth fixing component is meshed with a fixing tooth which is arranged on the outer wall of the fixing ring, the fixing arm is L-shaped, the other end of the fixing arm is rotationally connected with a movable arm through a rotating shaft, the fixing device for ultrasonic puncture is different from the prior art, the puncture azimuth of a puncture needle can be adjusted according to the use requirement, the puncture angle of the puncture needle can be accurately adjusted according to the angle on a graduated scale, the puncture needle is convenient to fix the puncture needle, the puncture needle is easy to disassemble and ensure that the puncture depth is designated, and the condition that the puncture is over-deep or the puncture is not in place can be avoided.

Description

Fixing device for ultrasonic puncture

Technical Field

The utility model relates to the technical field of ultrasonic guided puncture treatment, in particular to a fixing device for ultrasonic puncture.

Background

The ultrasonic interventional puncture is performed under the guidance of ultrasonic, because some parts may require higher and accurate positioning during the puncture, the accuracy of the puncture under the guidance of ultrasonic is very high, such as breast nodules and thyroid nodules of a patient, and the puncture under the guidance of ultrasonic is recommended during the puncture pathological examination.

When carrying out ultrasonic puncture operation, ultrasonic probe and pjncture needle are the separation, just so just need two operation personnel to carry out ultrasonic detection respectively and puncture work, use inconvenient, for this reason, have designed an ultrasonic probe pjncture frame at present and have fixed pjncture needle, link together pjncture needle and ultrasonic probe, but this fixing device can only carry out unilateral puncture work, and inconvenient dismouting pjncture needle and puncture degree of depth are uncontrollable, still have certain defect in the use, for this reason, we propose a fixing device for ultrasonic puncture.

Disclosure of Invention

The present utility model aims to provide a fixing device for ultrasonic puncture, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixing device for supersound puncture, includes the solid fixed ring in the ultrasonic probe outside through the fixed block, it is connected with the swivel becket to rotate on the outer wall of solid fixed ring, the one end rigid coupling of swivel becket and fixed arm has seted up the movable hole on the fixed arm, the elasticity is provided with the position fixed subassembly that is in solid fixed ring one side in the movable hole, the fixed tooth that sets up on position fixed subassembly and the fixed ring outer wall meshes mutually, the fixed arm is "L" shape, the other end of fixed arm is connected with the movable arm through the pivot rotation, the mounting hole has been seted up on the movable arm, be provided with the pjncture needle fixed subassembly in the mounting hole, still set firmly the spacing subassembly of degree of depth on the movable arm.

Preferably, the azimuth fixing assembly comprises a fixed clamping block which is elastically and movably connected in the movable hole through a spring, and a tooth slot meshed with the fixed tooth is arranged on the side wall of the fixed clamping block, which is close to the fixed ring; the locking device is used for locking the adjusted position of the fixed arm and can not rotate under the action of no external force.

Preferably, an angle ruler is fixedly arranged on one side of the movable arm, an adjusting hole is formed in the angle ruler, and a first screw which is in threaded connection with the side wall of the fixed arm is arranged in the adjusting hole; is used for accurately adjusting the puncture angle of the puncture needle.

Preferably, the side wall of the fixed arm is fixedly provided with a pointer matched with the angle ruler; the angle parameters on the angle ruler are convenient to read.

Preferably, the puncture needle fixing assembly comprises a fixing clamping block which is arranged in the mounting hole in a sliding manner, one side of the fixing clamping block is connected with an adjusting bolt in a threaded manner, the adjusting bolt is rotationally connected to one end of the movable arm far away from the fixing arm, and a clamping groove matched with the puncture needle is formed in the fixing clamping block; for fixing the puncture needle.

Preferably, the depth limiting assembly comprises a fixed plate fixedly connected to the movable arm, the fixed plate is movably connected with a limiting plate, a second screw is connected to the side wall of the fixed plate in a threaded manner, and a limiting groove for blocking the top of the puncture needle is formed in the top of the limiting plate; the device is used for ensuring that the puncture reaches the designated depth, and can avoid the condition that the puncture is too deep or the puncture is not in place.

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

1. through the arrangement of the azimuth fixing component, the puncture azimuth of the puncture needle can be adjusted according to the use requirement;

2. through the arrangement of the angle ruler and the screw I, the puncture angle can be accurately adjusted according to the angle on the graduated scale;

3. through the arrangement of the puncture needle fixing component, the puncture needle is convenient to fix and easy to disassemble and assemble;

4. through the setting of the depth limiting component, the specified depth can be ensured to be punctured, and the conditions of over-deep puncture or out-of-place puncture can be avoided.

Drawings

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

FIG. 2 is a schematic structural view of a retaining ring according to the present utility model;

FIG. 3 is a schematic view of the components of the stationary arm of the present utility model;

FIG. 4 is a schematic view of the components of the movable arm of the present utility model;

FIG. 5 is a schematic view of the structure of the lancet fixing assembly of the present utility model;

fig. 6 is a schematic structural view of the depth stop assembly of the present utility model.

In the figure: 1. an ultrasonic probe; 2. a fixed block; 3. a fixing ring; 4. a rotating ring; 5. an azimuth fixing assembly; 51. a spring; 52. fixing the clamping block; 6. a fixed tooth; 7. a fixed arm; 8. a rotating shaft; 9. a movable arm; 10. an angle ruler; 11. a pointer; 12. an adjustment aperture; 13. a first screw; 14. a puncture needle fixing assembly; 141. an adjusting bolt; 142. fixing the clamping blocks; 143. a clamping groove; 15. a depth limiting assembly; 151. a fixing plate; 152. a limiting plate; 153. a second screw; 154. and a limit groove.

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.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a fixing device for ultrasonic puncture, including fixing the solid fixed ring 3 in the outside of ultrasonic probe 1 through fixed block 2, the rotation is connected with swivel becket 4 on the outer wall of solid fixed ring 3, swivel becket 4 is fixedly connected with one end of fixed arm 7, set up the movable hole on the fixed arm 7, the inside elasticity of movable hole is provided with the position fixed subassembly 5 that is in solid fixed ring 3 one side, position fixed subassembly 5 includes the fixed fixture block 52 that passes through spring 51 elastic activity connection in the movable hole, be equipped with the tooth's socket that meshes with fixed tooth 6 on the lateral wall that fixed fixture block 52 is close to solid fixed ring 3; the locking device is used for locking the adjusted position of the fixed arm 7 and cannot rotate under the action of no external force.

The azimuth fixing assembly 5 is meshed with a fixing tooth 6 arranged on the outer wall of the fixing ring 3, the fixing arm 7 is L-shaped, the other end of the fixing arm 7 is rotatably connected with a movable arm 9 through a rotating shaft 8, one side of the movable arm 9 is fixedly provided with an angle gauge 10, an adjusting hole 12 is formed in the angle gauge 10, and a first screw 13 which is in threaded connection with the side wall of the fixing arm 7 is arranged in the adjusting hole 12; is used for accurately adjusting the puncture angle of the puncture needle.

The side wall of the fixed arm 7 is fixedly provided with a pointer 11 matched with the angle ruler 10; the reading of the angle parameters on the angle gauge 10 is facilitated.

The movable arm 9 is provided with a mounting hole, a puncture needle fixing assembly 14 is arranged in the mounting hole, the puncture needle fixing assembly 14 comprises a fixing clamp block 142 which is arranged in the mounting hole in a sliding manner, one side of the fixing clamp block 142 is connected with an adjusting bolt 141 in a threaded manner, the adjusting bolt 141 is rotationally connected to one end of the movable arm 9 far away from the fixing arm 7, and a clamp groove 143 which is matched with the puncture needle is formed in the fixing clamp block 142; for fixing the puncture needle.

The movable arm 9 is also fixedly provided with a depth limiting assembly 15, the depth limiting assembly 15 comprises a fixed plate 151 fixedly connected to the movable arm 9, the fixed plate 151 is movably connected with a limiting plate 152, the side wall of the fixed plate 151 is in threaded connection with a second screw 153, and the top of the limiting plate 152 is provided with a limiting groove 154 for blocking the top of the puncture needle; the device is used for ensuring that the puncture reaches the designated depth, and can avoid the condition that the puncture is too deep or the puncture is not in place.

In this scheme, when using, firstly utilize ultrasonic probe 1 to detect the position that needs the puncture, then through the setting of position fixed subassembly 5, but manual rotation fixed arm 7, when rotating the position that needs the puncture, make fixed fixture block 52 mesh with fixed tooth 6 in the solid fixed ring 3 outside under the effect of spring 51, thereby automatic locking fixed arm 7, then through the setting of angle bar 10 and screw one 13, rotatable movable arm 9 after unscrewing screw one 13, thereby can be according to the angle of accurate regulation puncture on the scale, screw one 13 is screwed up again after the regulation, then rethread puncture needle fixed subassembly 14's setting, pass the mounting hole on movable arm 9 with the pjncture needle and insert into the patient gradually, after inserting the assigned position, rotate adjusting bolt 141 and make fixed clamp block 142 remove, thereby with the pjncture needle fixed can, easy dismouting pjncture needle, finally through the setting of depth limiting component 15, the height of limiting plate 152 need be adjusted before the puncture, with the pjncture needle head portion to limiting groove 154 department can be contradicted, thereby can ensure to appointed degree of depth, can puncture or the condition that does not puncture is not passed deep to the puncture.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 fixing device for ultrasonic puncture, comprising a fixing ring (3) fixed outside an ultrasonic probe (1) through a fixing block (2), characterized in that: the utility model discloses a puncture needle fixing device, including fixed ring (3), fixed arm (7), pivot on the outer wall of fixed ring (3) be connected with swivel becket (4), swivel becket (4) and the one end rigid coupling of fixed arm (7), the movable hole has been seted up on fixed arm (7), the downthehole elasticity of movable is provided with position fixed subassembly (5) that are in fixed ring (3) one side, position fixed subassembly (5) meshes with fixed tooth (6) that set up on fixed ring (3) outer wall mutually, fixed arm (7) are "L" shape, the other end of fixed arm (7) is connected with expansion arm (9) through pivot (8) rotation, the mounting hole has been seted up on expansion arm (9), be provided with puncture needle fixed subassembly (14) in the mounting hole, depth spacing subassembly (15) have still been set firmly on expansion arm (9).

2. A fixation device for ultrasonic penetration as recited in claim 1, wherein: the azimuth fixing assembly (5) comprises a fixed clamping block (52) which is elastically and movably connected in the movable hole through a spring (51), and a tooth slot meshed with the fixed tooth (6) is arranged on the side wall, close to the fixed ring (3), of the fixed clamping block (52).

3. A fixation device for ultrasonic penetration as recited in claim 1, wherein: one side of the movable arm (9) is fixedly provided with an angle ruler (10), an adjusting hole (12) is formed in the angle ruler (10), and a first screw (13) which is in threaded connection with the side wall of the fixed arm (7) is arranged in the adjusting hole (12).

4. A fixation device for ultrasonic penetration as recited in claim 3, wherein: the side wall of the fixed arm (7) is fixedly provided with a pointer (11) matched with the angle ruler (10).

5. A fixation device for ultrasonic penetration as recited in claim 1, wherein: the puncture needle fixing assembly (14) comprises a fixing clamping block (142) which is arranged in the mounting hole in a sliding mode, one side of the fixing clamping block (142) is connected with an adjusting bolt (141) in a threaded mode, the adjusting bolt (141) is connected to one end, far away from the fixing arm (7), of the movable arm (9) in a rotating mode, and a clamping groove (143) matched with the puncture needle is formed in the fixing clamping block (142).

6. A fixation device for ultrasonic penetration as recited in claim 1, wherein: the depth limiting assembly (15) comprises a fixed plate (151) fixedly connected to the movable arm (9), the fixed plate (151) is movably connected with a limiting plate (152), a second screw (153) is connected to the side wall of the fixed plate (151) in a threaded mode, and a limiting groove (154) used for blocking the top of the puncture needle is formed in the top of the limiting plate (152).