CN210249900U

CN210249900U - Intracardiac package puncture drawing liquid device for branch of academic or vocational study

Info

Publication number: CN210249900U
Application number: CN201920796528.2U
Authority: CN
Inventors: 李倩
Original assignee: Xian Peihua University
Current assignee: Xian Peihua University
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-07
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a pericardial puncture liquid-pumping device for cardiology, which comprises a syringe sleeve, wherein the syringe sleeve comprises a syringe wall, a circular block, a cavity and a puncture needle connector; a push-pull rod is arranged in the needle cylinder wall, the top end of the push-pull rod is fixedly connected with a handle rod, a plurality of grid baffles which are arranged in the radial direction are fixedly connected onto the push-pull rod, two adjacent baffles are arranged in a staggered mode, an opening which is penetrated by the grid baffles is formed in the circular block, a barrel-shaped block which is fixedly connected with the push-pull rod is arranged at the bottom end of the push-pull rod, the push-pull rod and the barrel-shaped block are embedded into the piston and movably connected with the piston, and the barrel-; aiming at the condition that the existing liquid pumping device can not accurately and quantitatively pump liquid, the liquid pumping device is provided with the grid baffle plates at equal intervals on the push-pull rod, the gear shifting liquid pumping can be realized through the rotation of the push-pull rod, the quantitative liquid pumping is completed in the process that the push-pull rod pulls the piston to pump liquid, and the defects of the existing liquid pumping device are overcome.

Description

Intracardiac package puncture drawing liquid device for branch of academic or vocational study

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a intracardiac branch of academic or vocational study is with heart package puncture drawing liquid device.

Background

Pericardiocentesis is a diagnosis and treatment technology that a puncture needle is directly punctured into a pericardial cavity, pericardial effusion is extracted through puncture to carry out biochemical determination, bacterial and pathological cells are searched by smear, and tubercle bacillus or other bacteria are cultured to identify and diagnose various pericardial diseases; very precise liquid pumping devices are needed for pumping the pericardial effusion under the diagnosis and treatment technology; the pericardial effusion can not be excessively extracted for the first time, and then can be slowly increased, and the speed of extracting the pericardial effusion cannot be too high, so that a large amount of blood returns to the heart, and pulmonary edema of a patient can occur; the existing liquid pumping device cannot pump accurate liquid amount due to manual liquid pumping, and sometimes a large amount of cellulose is contained in a pore passage of the liquid pumping device, so that the liquid pumping device is dried to form embolus and cause occlusion, and the pericardial effusion cannot be pumped by the liquid pumping device, so that inconvenience is brought to the doctor in the operation, the health and even the safety of the life of an operated person are possibly harmed, and the pericardial puncture liquid pumping device for the cardiology department is urgently needed to be researched and developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving in the conventional art because be artifical manual drawing liquid can not take out accurate liquid measure, contain a large amount of cellulose in the drawing liquid device pore sometimes moreover because of the exudate, dry and form the embolus, cause the block, make the drawing liquid device can't extract the problem of extraction pericardial effusion, and the intracardiac branch of academic or vocational study is with heart package puncturing drawing liquid device who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pericardium puncture liquid pumping device for cardiology comprises a needle cylinder sleeve, wherein the needle cylinder sleeve comprises a needle cylinder wall, a circular block, a cavity and a puncture needle connector; a push-pull rod is arranged in the needle cylinder wall, the top end of the push-pull rod is fixedly connected with a handle rod, a plurality of grid baffles which are arranged in the radial direction are fixedly connected onto the push-pull rod, two adjacent baffles are arranged in a staggered mode, an opening through which the grid baffles penetrate is formed in the circular block, a barrel-shaped block which is fixedly connected with the push-pull rod is arranged at the bottom end of the push-pull rod, the push-pull rod and the barrel-shaped block are embedded into a piston and movably connected with the piston, and the barrel-shaped block is clamped at the bottom of the piston; the bottom of the barrel-shaped block is fixedly connected with a stirring wire penetrating through the bottom of the piston; the surface of the round block is provided with an opening for limiting the push-pull rod to pass through; the surface of the puncture needle connector is provided with colloidal particles adhered to the surface of the puncture needle connector, and a pore channel for drawing the pericardial effusion is formed in the puncture needle connector.

Preferably, the surface of the needle cylinder wall is provided with a scale.

Preferably, the grid baffles on the push-pull rod are distributed at equal intervals.

Preferably, the stirring wire adopts a spiral structure.

Preferably, the openings and the grid baffles are rectangular in shape.

Compared with the prior art, the utility model discloses possess following advantage:

1. aiming at the condition that the existing liquid pumping device can not accurately and quantitatively pump liquid, the liquid pumping device is provided with the grid baffle plates at equal intervals on the push-pull rod, the gear shifting liquid pumping can be realized through the rotation of the push-pull rod, the quantitative liquid pumping is completed in the process that the push-pull rod pulls the piston to pump liquid, and the defects of the existing liquid pumping device are overcome.

2. Aiming at the situation that the blockage is caused by the fact that a large amount of cellulose is contained in the percolate sometimes and the percolate dries up to form emboli in the hole channel of the existing liquid pumping device, the spiral stirring wire is arranged in the liquid pumping device, so that the hole channel can be dredged when the push-pull rod is stretched or rotated, and the blockage situation is avoided.

3. The puncture needle connector of the liquid pumping device is provided with the colloidal particles adhered to the surface of the puncture needle connector, the colloidal particles have contractility, the friction between the colloidal particles and the tube wall can be increased, the liquid pumping device and the puncture needle are adhered and fixed when connected, the liquid pumping device is prevented from loosening or sliding off during surgery, and the safety of the surgery is improved.

Drawings

Fig. 1 is a schematic structural view of a pericardial puncture drainage device for cardiology department provided by the present invention;

FIG. 2 is a top view of a circular block in the pericardial puncture fluid-pumping device for cardiology department;

fig. 3 is an enlarged schematic structural view of a portion in fig. 1 according to the present invention.

In the figure: 1 needle cylinder wall, 2 round blocks, 3 cavities, 4 push-pull rods, 5 baffles, 6 barrel blocks, 7 pistons, 8 stirring wires, 9 puncture needle connectors, 10 colloidal particles, 11 openings, 12 pore canals, 13 handle rods and 14 scales.

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.

Referring to fig. 1 to 3, the pericardial puncture liquid-extracting device for cardiology comprises a syringe sleeve, wherein the syringe sleeve comprises a syringe wall 1, a circular block 2, a cavity 3 and a puncture needle connector 9; a push-pull rod 4 is arranged in the needle cylinder wall 1, the top end of the push-pull rod 4 is fixedly connected with a handle rod 13, a plurality of grid baffles 5 which are radially arranged are fixedly connected onto the push-pull rod 4, two adjacent baffles 5 are arranged in a staggered manner, an opening 11 which is penetrated by the grid baffles 5 is formed in the circular block 2, a barrel-shaped block 6 which is fixedly connected with the push-pull rod 4 is arranged at the bottom end of the push-pull rod 4, the push-pull rod 4 and the barrel-shaped block 6 are embedded into the piston 7 and movably connected with the piston 7, and the barrel-shaped block 6 is clamped; the bottom of the barrel-shaped block 6 is fixedly connected with a stirring wire 8 which penetrates through the bottom of the piston 7; the surface of the round block 2 is provided with an opening 11 for limiting the push-pull rod 4 to pass through; the surface of the puncture needle connector 9 is provided with colloidal particles 10 adhered to the surface of the puncture needle connector 9, and a pore canal 12 for pumping the pericardial effusion is arranged inside the puncture needle connector 9.

The surface of the needle cylinder wall 1 is provided with scales 14; a plurality of grid baffles 5 on the push-pull rod 4 are distributed at equal intervals; the stirring wire 8 adopts a spiral structure; the openings 11 and the grid baffles 5 are rectangular in shape.

When the pericardial puncture operation is performed for liquid pumping and circling, the puncture needle connector 9 is connected with the puncture needle, and the colloidal particles 10 on the surface of the puncture needle connector 9 have contractility, so that the friction between the colloidal particles and the tube wall can be increased, and the liquid pumping device is well fixed with the puncture needle; after the puncture needle connector 9 is connected with the puncture needle, the handle rod 13 is rotated to enable the first grid baffle 5 below to be vertical to the opening 11, and then the handle rod 13 is pulled to drive the push-pull rod 4 to pull the piston 7 to extract the pericardial effusion; when the grid baffle 5 is in contact with the circular block 2 in the pulling process, a unit amount of pericardial effusion is extracted, if the extraction is to be continued, the handle rod 13 is rotated to keep the grid baffle 5 flush with the opening, the handle rod 13 is continuously pulled until the second grid baffle 5 is in contact with the circular block 2, and then two units of pericardial effusion is extracted, so that the required amount of pericardial effusion is extracted; in the liquid pumping process, the spiral stirring wire 8 is arranged on the liquid pumping device, so that the pore passage 12 can be dredged when the push-pull rod is stretched or rotated, and the blocking condition is avoided.

In the present invention, unless otherwise expressly stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood in a broad sense, e.g. as welded connections, as bolted connections, or as integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A pericardium puncture liquid-extracting device for cardiology department comprises a needle cylinder sleeve and is characterized in that the needle cylinder sleeve comprises a needle cylinder wall (1), a circular block (2), a cavity (3) and a puncture needle connector (9); a push-pull rod (4) is arranged in the needle cylinder wall (1), a handle rod (13) is fixedly connected to the top end of the push-pull rod (4), a plurality of grid baffles (5) which are radially arranged are fixedly connected to the push-pull rod (4), two adjacent grid baffles (5) are arranged in a staggered mode, an opening (11) through which the grid baffles (5) penetrate is formed in the circular block (2), a barrel-shaped block (6) fixedly connected with the push-pull rod (4) is arranged at the bottom end of the push-pull rod (4), the push-pull rod (4) and the barrel-shaped block (6) are embedded into a piston (7) and movably connected with the piston (7), and the barrel-shaped block (6) is clamped at the bottom of the piston (7); the bottom of the barrel-shaped block (6) is fixedly connected with a stirring wire (8) which penetrates through the bottom of the piston (7); an opening (11) for limiting the push-pull rod (4) to penetrate through is formed in the surface of the circular block (2); the surface of the puncture needle connector (9) is provided with colloidal particles (10) adhered to the surface of the puncture needle connector, and a pore channel (12) for pericardial effusion to be pumped into is arranged in the puncture needle connector (9).

2. A pericardial puncture fluid-drawing device for cardiology department according to claim 1, wherein the needle cylinder wall (1) has graduations (14) on its surface.

3. A pericardial puncture drainage device according to claim 1, characterized in that the barrier plates (5) of the push-pull rod (4) are equally spaced.

4. A pericardial puncture drainage device according to claim 1, characterized in that the stirring wire (8) has a spiral structure.

5. A puncturing and aspiration device for cardiology as claimed in claim 1 wherein the openings (11) and the baffles (5) are rectangular in shape.