CN218943467U

CN218943467U - Novel puncture device

Info

Publication number: CN218943467U
Application number: CN202223394175.4U
Authority: CN
Inventors: 王禹锟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-02
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a novel puncture device, which comprises a positioning plate, wherein a positioning cylinder is fixed in the middle of the upper surface of the positioning plate, an opening communicated with the inside of the positioning cylinder is formed in the middle of the positioning plate, a needle cylinder is arranged in the positioning cylinder, a piston is connected in the needle cylinder in a sliding manner, a baffle is fixed in the middle of the needle cylinder, an internal threaded rod is fixed at the top end of the piston, and the top end of the internal threaded rod penetrates through the baffle and is connected with the baffle in a sliding manner. According to the utility model, the locating plate, the locating cylinder and the needle cylinder are arranged, and the needle head is connected to the liquid suction pipe of the needle cylinder, so that the needle cylinder can be fixed inside the locating plate and the locating cylinder when the liquid suction chest effusion of a puncture operation is carried out, and then the locating plate is fixed at the chest position through the binding belts on two sides of the locating plate, so that the needle cylinder and the needle head cannot move in the liquid suction effusion process, and medical staff are not required to hold the needle cylinder all the time, thereby improving the portability of the operation.

Description

Novel puncture device

Technical Field

The utility model relates to the technical field of cardiothoracic surgery puncture, in particular to a novel puncture device.

Background

In the clinical treatment of cardiothoracic surgery, thoracocentesis is a relatively common, convenient and simple method of diagnosis and treatment. If the pleural cavity of the patient is found to have effusion through examination, the pleural cavity can be used for extracting liquid through thoracocentesis, various pathological examination can be carried out, and the cause of the disease can be found. If the effusion in the cavity is too much, the lung is pressed or the effusion is excessively long, fibrin in the effusion is easy to be organized to cause adhesion of two layers of pleura, thereby affecting respiratory function of the lung, and the effusion is also pumped out by puncturing.

At present, the needle is inserted into the chest of a patient to extract effusion, and then medical staff manually pulls a piston rod to drive a piston to move in a needle cylinder, so that the effusion is extracted and discharged, but in the process, the medical staff is required to hold the needle cylinder by one hand and pull the piston by the other hand, the needle and the needle cylinder can move in the process, the position of the needle is unstable, and the needle is easy to damage other parts in the chest, so that the novel puncture device is provided.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a novel puncture device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel puncture device, includes the locating plate, locating plate upper surface middle part is fixed with the locating cylinder, the opening with the inside intercommunication of locating cylinder is seted up at the locating plate middle part, the inside cylinder that is equipped with of locating cylinder, the inside sliding connection of cylinder has the piston, the cylinder middle part is fixed with the baffle, the piston top is fixed with the internal thread pole, the internal thread pole top passes baffle and with baffle sliding connection, the cylinder top is fixed with the top box, and the top box is fixed with micro-motor inside, micro-motor bottom drive end is fixed with the lead screw, the lead screw bottom passes the cylinder roof and extends to the cylinder inside, the lead screw bottom is located the internal thread pole inside and rotates with the internal thread pole screw thread to be connected, the cylinder bottom is fixed with drawing liquid pipe and fluid-discharge tube, drawing liquid pipe bottom end cover has the syringe needle.

Furthermore, the two sides of the locating plate are both fixed with binding bands, and the surfaces of the two binding bands are respectively fixed with male and female magic tapes, so that the locating plate can be tightly bound and fixed at the chest puncture position of a patient through the binding bands.

Further, the locking bolt is rotationally connected to the side wall of the positioning cylinder through threads, one end of the locking bolt, located in the positioning cylinder, is attached to the outer side wall of the needle cylinder, and the needle cylinder can be fixed in the positioning cylinder through screwing the locking bolt.

Further, two guide rods are fixed on two sides of the upper surface of the piston, the two guide rods penetrate through the baffle plate and are in sliding connection with the baffle plate, the screw rod is driven to move up and down through the micro motor after the screw rod is driven to rotate, and then the piston is driven to move in the needle cylinder.

Further, a control button for controlling the micro motor to rotate forward or reversely is arranged on the upper surface of the top box.

Furthermore, the middle parts of the liquid suction pipe and the liquid discharge pipe are respectively provided with a one-way valve, one side of the side wall of the positioning cylinder is provided with a strip-shaped opening, and the liquid discharge pipe penetrates through the strip-shaped opening to be connected with a collecting bag, so that accumulated liquid in the chest of a patient can be pumped out through the liquid suction pipe, and then the accumulated liquid is discharged through the liquid discharge pipe.

Further, the storage battery is fixed in the top box, a charging port connected with the storage battery is arranged on the side wall of the top box, the storage battery can supply power for the miniature motor, and the storage battery can be charged through the charging port.

The utility model has the beneficial effects that:

1. when the needle head is used, the needle head is connected to the liquid suction pipe of the needle cylinder through the positioning plate, the positioning cylinder and the needle cylinder, so that the needle cylinder can be fixed inside the positioning plate and the positioning cylinder when the liquid suction chest effusion of a puncture operation is carried out, and then the positioning plate is fixed at the chest position through the binding belts on two sides of the positioning plate, so that the needle cylinder and the needle head cannot move in the liquid suction effusion process, and medical staff are not required to hold the needle cylinder all the time, and the portability of operation is improved.

2. When the device is used, through arranging the needle cylinder, the piston, the internal threaded rod, the baffle, the guide rod, the top box and the miniature motor, when the accumulated liquid is extracted, the miniature motor can drive the screw rod to rotate, and the screw rod can drive the internal threaded rod and the piston to move, so that the accumulated liquid is extracted.

Drawings

FIG. 1 is an overall cross-sectional view of the present utility model;

FIG. 2 is a perspective view of a positioning structure according to the present utility model;

fig. 3 is a perspective view of a piercing structure according to the present utility model.

Legend description:

1. a positioning plate; 2. a positioning cylinder; 3. an opening; 4. a needle cylinder; 5. a strap; 6. a locking bolt; 7. a piston; 8. an internal threaded rod; 9. a baffle; 10. a guide rod; 11. a top box; 12. a micro motor; 13. a screw rod; 14. a strip-shaped opening; 15. a liquid suction pipe; 16. a liquid discharge pipe; 17. a one-way valve; 18. a needle; 19. a control button; 20. and a storage battery.

Detailed Description

As shown in fig. 1-3, relate to a novel puncture device, including locating plate 1, locating plate 1 upper surface middle part is fixed with location section of thick bamboo 2, the opening 3 with the inside intercommunication of location section of thick bamboo 2 is seted up at locating plate 1 middle part, the inside cylinder 4 that is equipped with of location section of thick bamboo 2, the inside sliding connection of cylinder 4 has piston 7, the cylinder 4 middle part is fixed with baffle 9, piston 7 top is fixed with internally threaded rod 8, internally threaded rod 8 top passes baffle 9 and with baffle 9 sliding connection, cylinder 4 top is fixed with top box 11, and top box 11 inside is fixed with micro motor 12, micro motor 12 bottom drive end is fixed with lead screw 13, the lead screw 13 bottom passes cylinder 4 roof and extends to the cylinder 4 inside, the lead screw 13 bottom is located internally threaded rod 8 and with internally threaded rod 8 threaded rotation connection, cylinder 4 bottom is fixed with drainage pipe 15 and drain pipe 16, the syringe 18 has been cup jointed to the drainage pipe 15 bottom. The top box 11 is internally fixed with a storage battery 20, and the side wall of the top box 11 is provided with a charging port connected with the storage battery 20, the storage battery 20 can supply power for the micro motor 12, and the storage battery 20 can be charged through the charging port.

As shown in fig. 1, the two sides of the locating plate 1 are both fixed with binding bands 5, and the surfaces of the two binding bands 5 are respectively fixed with male and female magic tapes, so that the locating plate 1 can be tightly bound and fixed at the chest puncture position of a patient through the binding bands 5. The side wall of the positioning cylinder 2 is in threaded rotation connection with a locking bolt 6, one end of the locking bolt 6 positioned inside the positioning cylinder 2 is attached to the outer side wall of the needle cylinder 4, and the needle cylinder 4 can be fixed inside the positioning cylinder 2 by screwing the locking bolt 6.

As shown in fig. 1, two guide rods 10 are fixed on two sides of the upper surface of the piston 7, and the two guide rods 10 penetrate through the baffle plate 9 and are in sliding connection with the baffle plate 9. The upper surface of the top box 11 is provided with a control button 19 for controlling the micro motor 12 to rotate forward or reversely, the micro motor 12 can be started to rotate forward or reversely through the control button 19, and after the micro motor 12 drives the screw rod 13 to rotate, the screw rod 13 drives the internal threaded rod 8 to move up and down so as to drive the piston 7 to move in the needle cylinder 4.

As shown in fig. 1 and 3, the middle parts of the liquid suction pipe 15 and the liquid discharge pipe 16 are respectively provided with a one-way valve 17, one side of the side wall of the positioning cylinder 2 is provided with a strip-shaped opening 14, and the liquid discharge pipe 16 passes through the strip-shaped opening 14 and is connected with a collecting bag, so that the effusion in the chest of a patient can be pumped out through the liquid suction pipe 15, and then the effusion is discharged through the liquid discharge pipe 16.

When in use, the utility model is characterized in that: the positioning plate 1 is fixed at the thoracentesis position of a patient through the binding belt 5, the puncture position is positioned in the opening 3, then the needle 18 at the bottom of the needle cylinder 4 is inserted into the thoracentesis of the patient through the opening 3, then the locking bolt 6 is screwed to fix the needle cylinder 4, then the collecting bag is sleeved on the drain pipe 16, then the micro motor 12 is controlled to rotate positively and negatively through the control button 19, the micro motor 12 drives the internal threaded rod 8 to drive the piston 7 to move up and down in the needle cylinder 4 through the screw rod 13, when the piston 7 moves up, the intrathoracic effusion is pumped out through the liquid pumping pipe 15, and when the piston 7 moves down, the effusion pumped out of the needle cylinder 4 is discharged from the drain pipe 16, so that the effusion in the thoracentesis of the patient can be pumped out repeatedly. After the device is used, the syringe 4 is taken out from the positioning cylinder 2, then the needle 18 is pulled out, the liquid suction pipe 15 is inserted into the cleaning liquid, the cleaning liquid is repeatedly sucked into the syringe 4, and the inside of the syringe 4 is cleaned.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a novel puncture device, includes locating plate (1), its characterized in that: the middle part of the upper surface of the locating plate (1) is fixedly provided with a locating cylinder (2), the middle part of the locating plate (1) is provided with an opening (3) communicated with the inside of the locating cylinder (2), the inside of the locating cylinder (2) is provided with a needle cylinder (4), the inside of the needle cylinder (4) is slidably connected with a piston (7), the middle part of the needle cylinder (4) is fixedly provided with a baffle (9), the top end of the piston (7) is fixedly provided with an internal threaded rod (8), the top end of the internal threaded rod (8) penetrates through the baffle (9) and is slidably connected with the baffle (9), top box (11) are fixed with on cylinder (4) top, and top box (11) inside is fixed with micro motor (12), micro motor (12) bottom drive end is fixed with lead screw (13), lead screw (13) bottom is passed cylinder (4) roof and is extended to inside cylinder (4), lead screw (13) bottom is located inside internal thread pole (8) and with internal thread pole (8) screw thread rotation connection, cylinder (4) bottom fixing has drawing liquid pipe (15) and fluid-discharge tube (16), syringe needle (18) have been cup jointed to drawing liquid pipe (15) bottom.

2. The novel lancing device of claim 1, wherein: the two sides of the locating plate (1) are respectively fixed with a binding band (5), and the surfaces of the two binding bands (5) are respectively fixed with male and female magic tapes.

3. The novel lancing device of claim 1, wherein: the side wall of the positioning cylinder (2) is rotationally connected with a locking bolt (6) through threads, and the locking bolt (6) is positioned at one end inside the positioning cylinder (2) and is attached to the outer side wall of the needle cylinder (4).

4. The novel lancing device of claim 1, wherein: two guide rods (10) are fixed on two sides of the upper surface of the piston (7), and the two guide rods (10) penetrate through the baffle plate (9) and are in sliding connection with the baffle plate (9).

5. The novel lancing device of claim 1, wherein: the upper surface of the top box (11) is provided with a control button (19) for controlling the micro motor (12) to rotate forwards or backwards.

6. The novel lancing device of claim 1, wherein: the middle parts of the liquid suction pipe (15) and the liquid discharge pipe (16) are respectively provided with a one-way valve (17), one side of the side wall of the positioning cylinder (2) is provided with a strip-shaped opening (14), and the liquid discharge pipe (16) penetrates through the strip-shaped opening (14) to be connected with a collecting bag.

7. The novel lancing device of claim 1, wherein: the storage battery (20) is fixed in the top box (11), and a charging port connected with the storage battery (20) is arranged on the side wall of the top box (11).