CN211213432U

CN211213432U - Intracardiac branch of academic or vocational study puncture positioner

Info

Publication number: CN211213432U
Application number: CN201922118524.1U
Authority: CN
Inventors: 王宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-11
Anticipated expiration: 2029-11-26

Abstract

The utility model relates to a cardiology technical field just discloses a intracardiac branch of academic or vocational study puncture positioner, including two supports, two the last fixed surface of support is connected with the diaphragm, the inside interlude of diaphragm is provided with the installation sleeve, the telescopic inside of installation is provided with the pjncture needle, and is right-hand the left side of support is rotated through the bearing and is connected with first lead screw, the left end fixedly connected with second lead screw of first lead screw, first lead screw with the screw thread opposite direction of second lead screw, the left the inside interlude of support is provided with the crank, the left end of second lead screw with the right-hand member fixed connection of crank. This intracardiac branch of academic or vocational study puncture positioner, through setting up extrusion spring, after the puncture is accomplished, the reversal crank loosens the installation sleeve like the principle, under extrusion spring's resilience force effect, extracts the pjncture needle, and convenient to use is simultaneously under the limiting displacement in spacing hole, can not squint when the pjncture needle is extracted.

Description

Intracardiac branch of academic or vocational study puncture positioner

Technical Field

The utility model relates to a intracardiac branch of academic or vocational study technical field specifically is a intracardiac branch of academic or vocational study puncture positioner.

Background

The puncture needle is mainly used for puncturing the pleural effusion of a patient clinically, and the pericardiocentesis patient can know the property of the pericardial effusion by testing the liquid in the pericardial cavity and find out the cause of the pericarditis according to the property of the pericardial effusion; in addition, when a large amount of effusion is wrapped in the pericardium, the blood circulation of a patient is seriously disturbed, venous blood cannot smoothly return to the heart, the blood discharging function of the heart is disordered, and the pericardium puncture discharges a large amount of effusion to relieve or even eliminate the symptoms of the patient.

At present, in the process of puncturing patients clinically, the medical staff are used for puncturing the patients in a handheld mode, the good operation technology and accuracy of the medical staff are needed in the puncturing process, and if the puncturing needle shakes accidentally, the patient can be greatly painful, so that the intracardiac puncture positioning device is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a intracardiac branch of academic or vocational study puncture positioner possesses the puncture in-process and fixes a position the puncture needle fast, avoids unexpected for advantages such as patient increase burden, has solved the puncture in-process and needs fine operating technique and the accuracy of medical personnel, rocks the problem that all can bring very big painful sense for patient if the puncture needle accidentally slightly.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a puncture positioning device for cardiology department comprises two brackets, wherein the upper surfaces of the two brackets are fixedly connected with a transverse plate, an installation sleeve is arranged inside the transverse plate in an inserting manner, a puncture needle is arranged inside the installation sleeve, the left side of the right bracket is rotatably connected with a first lead screw through a bearing, the left end of the first lead screw is fixedly connected with a second lead screw, the thread directions of the first lead screw and the second lead screw are opposite, a crank is arranged inside the left bracket in an inserting manner, the left end of the second lead screw is fixedly connected with the right end of the crank, the outer surfaces of the first lead screw and the second lead screw are both in threaded connection with a threaded sleeve, one side of the two brackets opposite to each other is fixedly connected with a fixed rod, the outer surface of the fixed rod is sleeved with two sliding sleeves, and a limiting rod is fixedly connected between the threaded sleeve and, two equal fixedly connected with L shape connecting rod of threaded sleeve's lower surface, two the equal fixedly connected with semicircle clamp of one end that L shape connecting rod is relative, the telescopic top fixedly connected with of installation presses the briquetting, the telescopic surface cover of installation is equipped with the extrusion spring.

Preferably, a limiting hole is formed in the transverse plate, the mounting sleeve penetrates through the limiting hole, and the size of the mounting sleeve is matched with that of the limiting hole.

Preferably, one end of the extrusion spring is fixedly connected with the top end of the mounting sleeve, and the other end of the extrusion spring is fixedly connected with the upper surface of the transverse plate.

Preferably, a through hole is formed in the left support, the crank penetrates through the through hole, and a limiting bearing is arranged at the joint of the left end of the second screw rod and the left support.

Preferably, the left side of the right support is fixedly connected with a bearing, and the right end of the first screw rod is fixedly connected with an inner ring of the bearing.

Preferably, the radian of the semicircular hoop is matched with that of the mounting sleeve, and the mounting sleeve is staggered with the fixing rod, the first screw rod and the second screw rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a intracardiac branch of academic or vocational study puncture positioner possesses following beneficial effect:

(1) this intracardiac branch of academic or vocational study puncture positioner, press the briquetting through setting up, will install sleeve and pjncture needle downstream through pressing the briquetting, puncture treatment to patient, when the pjncture needle punctures suitable position, drive first lead screw and second lead screw through rotating the crank and rotate, two lead screws rotate simultaneously and use under the cooperation of sliding sleeve and gag lever post, drive two screw sleeve horizontal migration, because the screw direction that sets up two lead screws is opposite, so two screw sleeve always relative or back of the body removal mutually, drive two semicircle clamp relative motion when two screw sleeve relative motion, until will installing sleeve clamp fastening and decide, make its location, from this played the effect to puncture quick location at the puncture in-process, avoid unexpected increase burden for patient.

(2) This intracardiac branch of academic or vocational study puncture positioner, through setting up extrusion spring, after the puncture is accomplished, the reversal crank loosens the installation sleeve like the principle, under extrusion spring's resilience force effect, extracts the pjncture needle, and convenient to use is simultaneously under the limiting displacement in spacing hole, can not squint when the pjncture needle is extracted.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is a schematic view of a top view of the semicircular clamp of the present invention.

In the figure: the device comprises a support 1, a transverse plate 2, an installation sleeve 3, a puncture needle 4, a first screw rod 5, a second screw rod 6, a crank 7, a threaded sleeve 8, a fixed rod 9, a sliding sleeve 10, a limiting rod 11, a connecting rod 12L-shaped, a semicircular hoop 13, a pressing block 14, an extrusion spring 15, a limiting hole 16, a through hole 17 and a limiting bearing 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a puncture positioning device for cardiology department comprises two brackets 1, wherein the upper surfaces of the two brackets 1 are fixedly connected with a transverse plate 2, a mounting sleeve 3 is inserted into the transverse plate 2, a puncture needle 4 is arranged in the mounting sleeve 3, the left side of the right bracket 1 is rotatably connected with a first screw rod 5 through a bearing, the left end of the first screw rod 5 is fixedly connected with a second screw rod 6, the thread directions of the first screw rod 5 and the second screw rod 6 are opposite, a crank 7 is inserted into the left bracket 1, the left end of the second screw rod 6 is fixedly connected with the right end of the crank 7, the outer surfaces of the first screw rod 5 and the second screw rod 6 are both in threaded connection with a threaded sleeve 8, one side of the two brackets 1 opposite is fixedly connected with a fixing rod 9, the outer surface of the fixing rod 9 is sleeved with two sliding sleeves 10, and a limiting rod 11 is fixedly connected, the equal fixedly connected with L shape connecting rod 12 of lower surface of two threaded sleeve 8, the equal fixedly connected with semicircle clamp 13 of the one end that two L shape connecting rods 12 are relative, the top fixedly connected with of installation sleeve 3 presses briquetting 14, and the surface cover of installation sleeve 3 is equipped with extrusion spring 15.

Preferably, the transverse plate 2 is provided with a limiting hole 16 inside, the mounting sleeve 3 penetrates through the limiting hole 16, and the size of the mounting sleeve 3 is matched with the size of the limiting hole 16.

Preferably, one end of the extrusion spring 15 is fixedly connected with the top end of the mounting sleeve 3, the other end of the extrusion spring 15 is fixedly connected with the upper surface of the transverse plate 2, and the extrusion spring 15 deforms along with the downward movement of the mounting sleeve 3 to generate elastic force.

Preferably, a through hole 17 is formed in the left support 1, the crank 7 penetrates through the through hole 17, a limiting bearing 18 is arranged at the joint of the left end of the second screw rod 6 and the left support 1, and the limiting bearing 18 is arranged to improve the stability of the two screw rods during rotation.

Preferably, the left side of the right bracket 1 is fixedly connected with a bearing, and the right end of the first lead screw 5 is fixedly connected with an inner ring of the bearing.

Preferably, the radian of the semicircular hoop 13 is matched with that of the mounting sleeve 3, and the mounting sleeve 3, the fixing rod 9, the first screw rod 5 and the second screw rod 6 are arranged in a staggered mode.

In conclusion, this intracardiac branch of academic or vocational study puncture positioner, through setting up press block 14, through pressing press block 14 with installation sleeve 3 and pjncture needle 4 downstream, carry out puncture treatment to patient, when pjncture needle 4 punctures suitable position, drive first lead screw 5 and second lead screw 6 through rotating crank 7 and rotate, two lead screws rotate simultaneously and use under the cooperation of sliding sleeve 10 and gag lever post 11, drive two threaded sleeve 8 horizontal migration, owing to set up the screw thread opposite direction of two lead screws, so two threaded sleeve 8 always move relatively or back of the body mutually, drive two semicircle clamps 13 relative motion when two threaded sleeve 8 relative motion, until pressing from both sides the fastening with installation sleeve 3, make its location, from this played the effect to puncturing quick location in-process, avoid unexpected increase burden for patient.

This intracardiac branch of academic or vocational study puncture positioner, through setting up extrusion spring 15, after the puncture is accomplished, installation sleeve 3 is loosened to reversal crank 7, the same reason, under extrusion spring 15's resilience force effect, extracts pjncture needle 4, and convenient to use is simultaneously under the limiting displacement of spacing hole 16, can not squint when pjncture needle 4 extracts.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a intracardiac branch of academic or vocational study puncture positioner, includes two supports (1), its characterized in that: the upper surfaces of the two brackets (1) are fixedly connected with a transverse plate (2), an installation sleeve (3) is arranged inside the transverse plate (2) in an inserting mode, a puncture needle (4) is arranged inside the installation sleeve (3), the left side of the right bracket (1) is rotatably connected with a first lead screw (5) through a bearing, the left end of the first lead screw (5) is fixedly connected with a second lead screw (6), the thread directions of the first lead screw (5) and the second lead screw (6) are opposite, the left side of the bracket (1) is provided with a crank (7) in an inserting mode, the left end of the second lead screw (6) is fixedly connected with the right end of the crank (7), the outer surfaces of the first lead screw (5) and the second lead screw (6) are both in threaded connection with a thread sleeve (8), and one side of the two brackets (1) opposite is fixedly connected with a fixing rod (9), the outer surface cover of dead lever (9) is equipped with two sliding sleeves (10), threaded sleeve (8) with fixedly connected with gag lever post (11), two between sliding sleeve (10) the equal fixedly connected with L shape connecting rod (12) of lower surface of threaded sleeve (8), two the equal fixedly connected with semicircle clamp (13) of one end that L shape connecting rod (12) is relative, the top fixedly connected with of installation sleeve (3) presses briquetting (14), the outer surface cover of installation sleeve (3) is equipped with extrusion spring (15).

2. A cardiology puncture positioning device of claim 1, wherein: spacing hole (16) have been seted up to the inside of diaphragm (2), installation sleeve (3) run through spacing hole (16), just the size of installation sleeve (3) with the size looks adaptation of spacing hole (16).

3. A cardiology puncture positioning device of claim 1, wherein: one end of the extrusion spring (15) is fixedly connected with the top end of the mounting sleeve (3), and the other end of the extrusion spring (15) is fixedly connected with the upper surface of the transverse plate (2).

4. A cardiology puncture positioning device of claim 1, wherein: and a through hole (17) is formed in the left support (1), the crank (7) penetrates through the through hole (17), and a limiting bearing (18) is arranged at the joint of the left end of the second screw rod (6) and the left support (1).

5. A cardiology puncture positioning device of claim 1, wherein: the left side of the right support (1) is fixedly connected with a bearing, and the right end of the first screw rod (5) is fixedly connected with an inner ring of the bearing.

6. A cardiology puncture positioning device of claim 1, wherein: the radian of semicircle clamp (13) with the radian looks adaptation of installation sleeve (3), installation sleeve (3) with dead lever (9) first lead screw (5) second lead screw (6) all crisscross the setting each other.