CN113288371A

CN113288371A - Puncture device for thoracic surgery

Info

Publication number: CN113288371A
Application number: CN202110730778.8A
Authority: CN
Inventors: 周海宁; 禹丽; 杨丽; 汤首俊; 唐晟杰; 朱允和; 钟钏; 梁钦; 周小梅
Original assignee: Suining Central Hospital
Current assignee: Suining Central Hospital
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-08-24

Abstract

The invention relates to the technical field of medical instruments, in particular to a thoracic surgery puncturing device which comprises a transverse fixing plate, wherein adjusting bolts are arranged on two sides of the transverse fixing plate in a threaded mode, clamping plates are rotatably arranged at output ends of the two adjusting bolts, a penetrating guide cylinder is fixedly arranged at the top of the transverse fixing plate, a liquid pumping cylinder is slidably arranged in the guide cylinder, a puncturing needle is fixedly arranged at an outlet end of the liquid pumping cylinder, a driving mechanism is arranged on the outer side of the liquid pumping cylinder, and the driving mechanism comprises a fixing sleeve, the two fixing plates, a driving rod, a sleeve and a sleeve rod. The whole puncture process of the invention does not need manual intervention at all, thus avoiding unstable puncture caused by manual operation.

Description

Puncture device for thoracic surgery

Technical Field

The invention relates to the technical field of medical instruments, in particular to a puncture device for thoracic surgery.

Background

The puncture outfit for thoracic surgery puncture treatment has the structure that a puncture needle head is sleeved at the front end of an injection tube, and when effusion is extracted from a patient, a doctor basically extracts the effusion by using the needle tube in a manual mode; if the accumulated liquid in the cavity of the patient is too much, most doctors can perform puncture for several times and extract the accumulated liquid for several times, so that great pain is caused to the patient, and the puncture needle can shake due to shaking of hands when the doctors perform puncture with the hands, so that the pain is caused to the patient;

in contrast, chinese patent CN201922270603.4 discloses a "novel thoracic surgery puncture outfit", which mainly drives a liquid outlet tube and a puncture needle to stably puncture into the body of a patient through a moving mechanism, so that the puncture needle does not shake during moving, and the accumulated liquid in the thoracic cavity is sucked into a liquid collection box through an electric liquid washing pump;

however, medical personnel can rotate the screw rod to ensure that the puncture needle moves in the process, and the transverse fixing plate can swing to a certain degree due to manual rotation, so that the puncture needle can swing, and the puncture process is unstable and brings pain to patients.

Disclosure of Invention

The invention aims to solve the defect that the puncture process is unstable in the prior art, and provides a puncture device for thoracic surgery.

In order to achieve the purpose, the invention adopts the following technical scheme:

the design is a thoracic surgery puncturing device, which comprises a transverse fixing plate, adjusting bolts are installed on both sides of the transverse fixing plate in a threaded manner, the output ends of the two adjusting bolts are rotatably installed with clamping plates, a guide cylinder penetrating through the top fixing plate is installed at the top of the transverse fixing plate, a liquid pumping cylinder is installed inside the guide cylinder in a sliding manner, a puncture needle is installed at the outlet end of the liquid pumping cylinder in a fixed manner, a driving mechanism is installed at the outer side of the liquid pumping cylinder and comprises a fixing sleeve, two fixing plates, a driving rod, a sleeve and a sleeve rod, the fixing sleeve is fixedly installed at the outer side of the liquid pumping cylinder, the two fixing plates are respectively fixedly installed at both sides of the fixing sleeve, the driving rod is fixedly installed at the top of one fixing plate, the sleeve rod is fixedly installed at the top of the other fixing plate, the sleeve is sleeved on the sleeve rod and is in sliding connection with the sleeve rod, the top end of the sleeve is fixedly connected with the transverse fixing plate.

Preferably, the pneumatic piece is installed on the top of actuating lever, the pneumatic piece includes the inflator, inflator fixed mounting is at the top of horizontal fixed plate, slidable mounting has pneumatic piston in the inflator, pneumatic piston's bottom and actuating lever fixed connection.

Preferably, the top fixed mounting of inflator has the intake pipe, the entrance point fixed mounting of intake pipe has the air pump, the outside fixed mounting of inflator has corresponding relief valve.

Preferably, the top end of the liquid pumping barrel is connected with a collecting box through a guide pipe, the collecting box is fixedly provided with a suction pump, and the bottom of the collecting box is fixedly provided with a liquid discharge pipe.

The puncture device for the thoracic surgery, which is provided by the invention, has the beneficial effects that: the air pump is used for inflating the interior of the air cylinder, the air pressure in the air cylinder is increased at the moment, so that the pneumatic piston drives the driving rod to move downwards, the return spring is compressed, the driving rod drives the fixing sleeve to move downwards, and the liquid pumping cylinder drives the puncture needle to puncture; after the puncture is finished, pumping liquid through a suction pump; finally, opening the pressure release valve to discharge the gas in the air cylinder, and pulling out the puncture needle under the action of the return spring; the whole puncture process does not need manual intervention at all, so that the puncture instability caused by manual operation is avoided.

Drawings

FIG. 1 is a schematic structural view of a thoracic surgical puncturing device according to the present invention;

FIG. 2 is a schematic view of a driving mechanism of a thoracic surgical puncturing device according to the present invention;

fig. 3 is a schematic structural view of a pneumatic element of the thoracic surgical puncturing device according to the present invention.

In the figure: the device comprises a transverse fixing plate 1, an adjusting bolt 2, a clamping plate 3, a guide cylinder 4, a liquid pumping cylinder 5, a puncture needle 6, a collecting box 7, a suction pump 8, a liquid discharge pipe 9, a driving mechanism 10, a fixing sleeve 101, a fixing plate 102, a driving rod 103, a sleeve 104, a sleeve rod 105, a pneumatic piece 11, an air cylinder 111, a pneumatic piston 112, an air inlet pipe 113, an air pump 114, a pressure release valve 115 and a return spring 116.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a thoracic surgery puncturing device comprises a transverse fixing plate 1, adjusting bolts 2 are respectively installed on two sides of the transverse fixing plate 1 in a threaded manner, clamping plates 3 are respectively installed at the output ends of the two adjusting bolts 2 in a rotating manner, and the adjusting bolts 2 are used for adjusting the horizontal positions of the clamping plates 3; the splint 3 is used for fixedly installing the transverse fixing plate 1 at the position of the chest of a patient; a penetrating guide cylinder 4 is fixedly installed at the top of the transverse fixing plate 1, a liquid pumping cylinder 5 is slidably installed in the guide cylinder 4, and the liquid pumping cylinder 5 is used for pumping out pleural effusion of a patient; the outlet end of the liquid pumping cylinder 5 is fixedly provided with a puncture needle 6, the top end of the liquid pumping cylinder 5 is connected with a collection box 7 through a guide pipe, and the collection box 7 is used for collecting the sucked accumulated liquid; a suction pump 8 is fixedly arranged on the collection box 7, and a liquid discharge pipe 9 is fixedly arranged at the bottom of the collection box 7; drain 9 is used to drain the collected pleural effusion.

The driving mechanism 10 is installed on the outer side of the liquid pumping cylinder 5, the driving mechanism 10 comprises a fixed sleeve 101, two fixed plates 102, a driving rod 103, a sleeve 104 and a sleeve rod 105, the fixed sleeve 101 is fixedly installed on the outer side of the liquid pumping cylinder 5, the two fixed plates 102 are respectively and fixedly installed on two sides of the fixed sleeve 101, and the fixed sleeve 101 is used for driving the liquid pumping cylinder 5 to move downwards; the driving rod 103 is fixedly installed at the top of one of the fixing plates 102, and the driving rod 103 is used for driving the fixing plate 102 and the fixing sleeve 101 to move downwards; the sleeve rod 105 is fixedly arranged at the top of the other fixing plate 102, the sleeve 104 is sleeved on the sleeve rod 105 and is in sliding connection with the sleeve rod 105, and the top end of the sleeve 104 is fixedly connected with the transverse fixing plate 1. The sleeve 104 serves as a guide to ensure that the cartridge 5 is able to move in a stable manner.

The top end of the driving rod 103 is provided with a pneumatic part 11, the pneumatic part 11 comprises an air cylinder 111, the air cylinder 111 is fixedly arranged at the top of the transverse fixing plate 1, a pneumatic piston 112 is slidably arranged in the air cylinder 111, the bottom of the pneumatic piston 112 is fixedly connected with the driving rod 103, and the pneumatic piston 112 is used for driving the driving rod 103 to move downwards; a return spring 116 is sleeved on the driving rod 103, the return spring 116 is positioned inside the air cylinder 111, an air inlet pipe 113 is fixedly installed at the top of the air cylinder 111, an air pump 114 is fixedly installed at the inlet end of the air inlet pipe 113, and the air pump 114 is used for inflating the inside of the air cylinder 111; a corresponding pressure relief valve 115 is fixedly mounted on the outer side of the air cylinder 111. The pressure release valve 115 is used to discharge the gas inside the gas cylinder 111.

The working principle is as follows: the air pump 114 is used for inflating the air cylinder 111, at the moment, the air pressure in the air cylinder 111 is increased, so that the pneumatic piston 112 drives the driving rod 103 to move downwards, the return spring 116 is compressed, the driving rod 103 drives the fixed sleeve 101 to move downwards, and the liquid pumping cylinder 5 drives the puncture needle 6 to puncture; after the puncture is finished, the suction pump 8 is used for pumping liquid; finally, the pressure relief valve 115 is opened to exhaust the gas in the air cylinder 111, and the puncture needle 6 is pulled out under the action of the return spring 116; the whole puncture process does not need manual intervention at all, so that the puncture instability caused by manual operation is avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a piercing depth for thoracic surgery, includes transverse fixing plate (1), its characterized in that, adjusting bolt (2) are installed to the equal screw thread in both sides of transverse fixing plate (1), two adjusting bolt (2)'s output all rotates and installs splint (3), the top fixed mounting of transverse fixing plate (1) has guide cylinder (4) that run through, guide cylinder (4) inside slidable mounting has drawing liquid section of thick bamboo (5), the exit end fixed mounting of drawing liquid section of thick bamboo (5) has pjncture needle (6), actuating mechanism (10) are installed in the outside of drawing liquid section of thick bamboo (5), actuating mechanism (10) are including fixed cover (101), two fixed plates (102), actuating lever (103), sleeve (104) and loop bar (105), fixed cover (101) fixed mounting is in the outside of drawing liquid section of thick bamboo (5), two fixed plates (102) are fixed mounting respectively in the both sides of fixed cover (101), the driving rod (103) is fixedly installed at the top of one fixing plate (102), the sleeve rod (105) is fixedly installed at the top of the other fixing plate (102), the sleeve (104) is sleeved on the sleeve rod (105) and is in sliding connection with the sleeve rod (105), and the top end of the sleeve (104) is fixedly connected with the transverse fixing plate (1).

2. The thoracic surgical puncture device according to claim 1, wherein the pneumatic member (11) is mounted at the top end of the driving rod (103), the pneumatic member (11) comprises a cylinder (111), the cylinder (111) is fixedly mounted at the top of the transverse fixing plate (1), a pneumatic piston (112) is slidably mounted in the cylinder (111), the bottom of the pneumatic piston (112) is fixedly connected with the driving rod (103), and a return spring (116) is sleeved on the driving rod (103), and the return spring (116) is located inside the cylinder (111).

3. The thoracic surgical puncture device according to claim 2, wherein an air inlet pipe (113) is fixedly installed at the top of the air cylinder (111), an air pump (114) is fixedly installed at the inlet end of the air inlet pipe (113), and a corresponding pressure relief valve (115) is fixedly installed at the outer side of the air cylinder (111).

4. The thoracic surgical puncture device according to claim 1, wherein the top of the liquid suction cylinder (5) is connected with a collection box (7) through a conduit, the collection box (7) is fixedly provided with a suction pump (8), and the bottom of the collection box (7) is fixedly provided with a liquid discharge pipe (9).