CN215228211U

CN215228211U - Intracardiac patient puncture positioner

Info

Publication number: CN215228211U
Application number: CN202120328989.4U
Authority: CN
Inventors: 张奇
Original assignee: Zhengzhou Central Hospital
Current assignee: Zhengzhou Central Hospital
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-21
Anticipated expiration: 2031-02-04

Abstract

The intracardiac patient puncture positioning device effectively solves the problem that the puncture needle is inconvenient to position at different angles; the horizontal type medical instrument comprises a horizontal plate in the left-right direction, wherein the left side and the right side of the horizontal plate are respectively connected with an L-shaped supporting rod in a sliding manner, the two supporting rods are bilaterally symmetrical, the front side and the rear side of the supporting rod on the left side are respectively provided with a fixed rod in the left-right direction, the right end of the fixed rod is fixedly connected with the supporting rod on the right side, opposite ends of the two fixed rods are respectively provided with a sliding block capable of moving left and right, the two sliding blocks can move oppositely or oppositely, a rotating ball is arranged between the two sliding blocks, an upper axial through groove and a lower axial through groove are formed in the rotating ball, and a hollow guide rod which is thick at the upper part and thin at the lower part is coaxially arranged at the lower side of the through groove; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Intracardiac patient puncture positioner

Technical Field

The utility model relates to an intracardiac branch of academic or vocational study auxiliary instrument technical field, especially an intracardiac patient puncture positioner.

Background

The pericardiocentesis is a common operation mode, and is a diagnosis and treatment technology for directly puncturing a pericardial cavity by virtue of a puncture needle, in the existing operation mode, most doctors adopt a handheld mode for the puncture needle in liquid extraction, but the working efficiency of the doctors is influenced by the way, most puncture needles in the pericardiocentesis are inserted into a human body at an angle of 30-40 degrees, and most existing puncture needle fixing devices in the market are not convenient to position the puncture needles in different injection directions and angles.

SUMMERY OF THE UTILITY MODEL

To the situation, in order to compensate the deficiencies of the prior art, the utility model aims to provide an intracardiac patient puncture positioner, the effectual inconvenient problem of fixing a position to the different angles of puncture needle that has solved.

The technical scheme of its solution is, the utility model discloses a service creeper of left and right sides, the service creeper left and right sides is sliding connection respectively has the bracing piece of L shape, two bracing piece bilateral symmetry, both sides are equipped with the dead lever of left and right sides direction respectively around on the left bracing piece, bracing piece fixed connection on dead lever right-hand member and right side, two dead lever looks remote ends are equipped with the sliding block that can control respectively, two sliding blocks can be relative or back on the back removal, be equipped with a rolling ball between two sliding blocks, axial logical groove about having seted up on the rolling ball, lead to the coaxial cavity and go up thick thin guide bar down of being equipped with of groove downside.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a puncture needle, including bracing piece, slide bar, dead lever, sliding block and rolling ball, the regulation of the pjncture needle angle of being convenient for, make things convenient for medical staff's use, the screw rod that is equipped with, master gear, pinion and turning handle, can guarantee the accuracy of puncture, avoid causing the injury to the patient, the handle and the spacing groove that are equipped with can carry on spacingly to the slip of bracing piece, prevent that the mistake from touching the position that the bracing piece caused the puncture and taking place the deviation, this simple structure, and convenient operation, the design is novel, and the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is a perspective view of the utility model.

Fig. 3 is a full-section top perspective view of the utility model.

Fig. 4 is a full-section left-side perspective view diagram of the utility model.

Fig. 5 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 6 is an enlarged view of B in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 6, service creeper 1 including the left and right sides direction, service creeper 1 left and right sides difference sliding connection has the bracing piece 2 of L shape, 2 bilateral symmetry of two bracing pieces, both sides are equipped with the dead lever 3 of left and right sides direction respectively around on the bracing piece 2 of left side, 3 right-hand members of dead lever and 2 fixed connection of bracing piece on right side, two 3 looks remote departments of dead lever are equipped with sliding block 4 that can remove about respectively, two sliding block 4 can be relative or back of the body removal mutually, be equipped with a rolling ball 5 between two sliding blocks 4, axial logical groove 6 about seted up on the rolling ball 5, lead to the coaxial cavity that is equipped with of groove 6 downside and go up thick thin guide bar 7 down.

In order to limit the sliding of the supporting rod 2, the left supporting rod 2 is provided with a left sliding rod 8 and a right sliding rod 8, the right end of the sliding rod 8 penetrates through the right supporting rod 2 and is in sliding connection with the right supporting rod 2, and the right end of the sliding rod 8 is hinged with a jade-hooking handle 10.

In order to enable the sliding blocks 4 to move left and right, the fixing rod 3 is provided with left and right yielding grooves which are through front and back, and the two sliding blocks 4 are respectively inserted into the yielding grooves on the corresponding sides.

In order to limit the rotating ball 5, the left side and the right side of the front sliding block 4 are respectively provided with a screw rod 11 which is axially and rotatably arranged in the front-back direction, and the rear end of the screw rod 11 penetrates through the rear sliding block 4 and is in threaded connection with the rear sliding block 4.

In order to make the screw 11 rotatable, the front end of the screw 11 penetrates through the front sliding block 4 and is coaxially provided with a pinion 12, the front sliding block 4 is provided with a rotating shaft in the front-back axial direction, the rotating shaft is coaxially provided with a rotatable main gear 13, the main gear 13 is positioned between the two pinions 12 and is meshed with the two pinions 12, and the front end of the rotating shaft penetrates through the sliding block 4 and is provided with a rotating handle 14.

In order to protect the main gear 13 and the pinion 12, the front slide block 4 is provided with a protective case 15 in the left-right direction, and the stem 14 is positioned in front of the protective case 15.

For better limiting the rotation of the rotating ball 5, the two sliding blocks 4 are provided at opposite ends thereof with friction pads 16 that can contact the rotating ball 5, respectively.

When the utility model is used, when the puncture location of a patient is needed, the patient lies on the lying plate 1, the rotating ball 5 is rotated, the rotating ball 5 rotates in the sliding block 4, the rotating ball 5 drives the lower end of the guide rod 7 to swing, when the proper angle is adjusted, the rotating ball 5 stops rotating, the position of the sliding block 4 is moved left and right, and the hollow part of the guide rod 7 is aligned with the puncture point of the patient;

the rotating handle 14 is rotated anticlockwise, the rotating handle 14 drives the main gear 13 to rotate through the rotating shaft, the main gear 13 drives the screw rod 11 to rotate through the auxiliary gear 12, the screw rod 11 drives the sliding block 4 on the rear side to move forwards, the sliding block 4 on the rear side extrudes the rotating ball 5 through the friction pad 16, the rotating ball 5 is prevented from rotating when being operated by medical personnel, the rotating handle 14 continues to be rotated, and the rotating handle 14 stops rotating after the sliding block 4 on the rear side completely fixes the rotating ball 5;

at the moment, the support rod 2 is moved back and forth, the support rod 2 drives the fixed rod 3 to move back and forth, the fixed rod 3 drives the rotating ball 5 to move back and forth through the sliding block 4 and the friction pad 16, the rotating ball 5 drives the guide rod 7 to move back and forth, so that the lower end of the guide rod 7 is close to the puncture point of the patient, and when the lower end of the guide rod 7 is moved to a proper position, the support rod 2 is stopped to move;

the handle 10 swings downwards, the upper end of the handle 10 swings downwards, the lower end of the handle 10 rotates, when the handle 10 swings downwards to a certain position, the lower end of the handle 10 contacts with the right end face of the support rod 2 on the right side, the handle 10 swings downwards continuously, when the handle 10 swings downwards to a certain position, the handle 10 extrudes the support rod 2 and pulls the sliding rod 8 to move rightwards, the support rod 2 on the right side extrudes the lying plate 1, when the handle 10 swings downwards to a limit position, the limit of the support rod 2 is completed, the puncture needle is inserted into the through groove 6 at the moment, the puncture needle extends out from the lower end of the guide rod 7, the puncture point of a patient is punctured, after the puncture is completed, the puncture needle is pulled out, the handle 10 swings upwards, the movement of the support rod 2 is not limited any more, at the time, the support rod 2 moves towards the direction far away from the patient, and the patient can get on or off the lying plate 1.

Claims

1. Intracardiac patient puncture positioner, service creeper (1) including the left and right sides direction, a serial communication port, service creeper (1) left and right sides sliding connection has bracing piece (2) of L shape respectively, two bracing piece (2) bilateral symmetry, both sides are equipped with dead lever (3) of left and right sides direction respectively around on left bracing piece (2), dead lever (3) right-hand member and bracing piece (2) fixed connection on right side, two dead lever (3) looks remote site are equipped with sliding block (4) that can remove about respectively, two sliding block (4) can be relative or carry on the back of the body and move, be equipped with one rolling ball (5) between two sliding block (4), axial logical groove (6) about seted up on rolling ball (5), logical groove (6) downside is coaxial to be equipped with cavity and go up thick thin guide bar (7).

2. The intracardiac patient puncture positioning device according to claim 1, characterized in that the left side of the support rod (2) is provided with a left-right axial sliding rod (8), the right end of the sliding rod (8) penetrates through the right side of the support rod (2) and is slidably connected with the right side of the support rod (2), and the right end of the sliding rod (8) is hinged with a hook-jade-shaped handle (10).

3. The intracardiac patient puncture positioning device according to claim 1, wherein the fixing rod (3) is provided with a left-right direction and front-back through abdicating groove, and the two sliding blocks (4) are respectively inserted into the abdicating grooves on the corresponding sides.

4. The intracardiac patient puncture positioning device according to claim 1, wherein the sliding block (4) on the front side is provided with a screw rod (11) on the left and right sides, the screw rod (11) can axially rotate back and forth, the rear end of the screw rod (11) penetrates through the sliding block (4) on the rear side and is in threaded connection with the sliding block (4) on the rear side.

5. The intracardiac patient puncture positioning device according to claim 4, wherein the front end of the screw rod (11) penetrates through the front sliding block (4) and is coaxially provided with a pinion (12), the front sliding block (4) is provided with a front and back axial rotating shaft, the rotating shaft is coaxially provided with a rotatable main gear (13), the main gear (13) is positioned between the two pinions (12) and is meshed with the two pinions (12), and the front end of the rotating shaft penetrates through the sliding block (4) and is provided with a rotating handle (14).

6. The intracardiac patient puncture positioning device according to claim 1, characterized in that the sliding block (4) on the front side is provided with a protective shell (15) in the left-right direction, and the rotating handle (14) is positioned in front of the protective shell (15).

7. Intracardiac patient puncture positioning device according to claim 1, characterized in that the two sliding blocks (4) are provided at their opposite ends with respective friction pads (16) that can be brought into contact with the rotating ball (5).