CN111617328A

CN111617328A - Pneumothorax exhaust apparatus for emergency internal medicine

Info

Publication number: CN111617328A
Application number: CN202010511815.1A
Authority: CN
Inventors: 王珂; 牟崇云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-04

Abstract

The invention discloses an air chest exhaust device for an emergency internal medicine, which belongs to the technical field of medical appliances and comprises a fixed cylinder, wherein an adjusting cylinder is movably connected in the fixed cylinder, the outer side wall of the top end of the adjusting cylinder is fixedly connected with two fixed blocks, a threaded sleeve is fixedly embedded in the fixed block, a screw rod is connected in the threaded sleeve in a spiral transmission manner, and the bottom end of the screw rod is rotatably connected in a bearing; can carry out the operation of initiatively exhausting to patient pneumothorax department, in case stop squirrel-cage motor work simultaneously, the foot is stepped on the pump and is no longer initiatively sucking the inside gas of pneumothorax, can stop the work of exhausting, prevent that the single displacement is too much, and can carry out the long-pending gas of drainage that lasts, can make gas slow by the drainage play, the compound sex pulmonary edema can not generally take place, the carminative volume of steerable single, the controllability is better, initiatively laminate plunger and seal receptacle under reset spring's effect, and seal the plunger hole, can effectively avoid gas to go back again in the pneumothorax, exhaust effect is better.

Description

Pneumothorax exhaust apparatus for emergency internal medicine

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an air chest exhaust device for an emergency internal medicine.

Background

The emergency department of a hospital means treatment under emergency, which is divided into emergency treatment and rescue, the existence of the emergency department ensures that people can obtain professional and scientific treatment in the fastest time when sudden diseases and accidental injuries occur, the internal science is a special department of clinical medicine, is the basis of almost all other clinical medicine and is also called as the mother of medicine, and the content of the internal science contains the definition, the cause of disease, the conversion of pathogenic mechanism, epidemiology, natural history, symptoms, experimental diagnosis, image examination, differential diagnosis, treatment and prognosis of the diseases.

At present, gas enters a pleural cavity to cause a pneumatosis state, which is called pneumothorax, when a patient is in the pneumothorax state, timely exhaust treatment needs to be carried out, but the existing exhaust device has poor adjustability and uncontrollable single exhaust amount, and when the gas amount is more, one-time exhaust is too much to cause renaturation pulmonary edema and secondary injury easily.

Disclosure of Invention

The invention aims to provide a pneumothorax exhaust device for an emergency internal medicine to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an emergency internal medicine gas chest exhaust device comprises a fixed cylinder, wherein an adjusting cylinder is movably connected in the fixed cylinder, two fixed blocks are fixedly connected to the outer side wall of the top end of the adjusting cylinder, a screw sleeve is fixedly embedded in the fixed blocks, a screw rod is connected in the screw sleeve in a spiral transmission manner, the bottom end of the screw rod is rotatably connected in a bearing, the bearing is clamped on the top surface of the fixed cylinder, the adjusting cylinder and the fixed cylinder are both hollow, a mounting seat is fixedly connected to the inner side wall of the adjusting cylinder, a squirrel cage motor is mounted on the mounting seat, a cam is fixedly connected to the output shaft of the squirrel cage motor and hinged to a hinge block through a connecting rod, the hinge block is fixedly connected to the upper surface of a pressing plate, a foot pedal pump is arranged below the pressing plate and mounted at the bottom of the inner side of the fixed cylinder, the bottom of the foot pedal pump is communicated with one end of an air suction pipe, and the other end of the air suction pipe, the other end of connecting pipe is connected with the insertion syringe needle, be equipped with plunger and seal receptacle in the connecting pipe, plunger and seal receptacle cooperation are used, the seal receptacle sets firmly in the connecting pipe, and the seal receptacle is located the one side that is close to the insertion syringe needle, the lateral wall rigid coupling of plunger has four slider b, and four slider b respectively sliding connection in four spout b that the connecting pipe inside wall was seted up, the bottom of pump is stepped on to the foot and the one end intercommunication of outlet duct, the other end of outlet duct passes the solid fixed cylinder and extends to in the water-sealed bottle, the intercommunication has the blast pipe on the water-sealed bottle, squirrel-cage motor and external power supply electric connection.

What needs to be explained in the above scheme is:

the model of the squirrel-cage motor can be CS-335L; the type of the frequency converter can be specifically CHV 100.

As a preferred embodiment, the outer side wall of the top end of the adjusting cylinder is fixedly connected with two limiting sleeves, the two limiting sleeves are sleeved with limiting rods, and the bottom ends of the two limiting rods are fixedly connected to the top surface of the fixing cylinder.

In a preferred embodiment, the outer side wall of the adjusting cylinder is provided with a scale.

As a preferred embodiment, four sliding blocks a are fixedly arranged on the outer side wall of the pressing plate, and the four sliding blocks a are respectively slidably connected in four sliding grooves a formed in the inner side wall of the adjusting cylinder.

In a preferred embodiment, the plunger is provided with a plurality of plunger holes.

As a preferred embodiment, a return spring is arranged in the sliding chute b, and one end of the return spring is fixedly connected with the sliding block b, and the other end of the return spring is fixedly connected with the inner side wall of the sliding chute b.

In a preferred embodiment, the air outlet pipe and the exhaust pipe are both fixedly arranged in a fixing ring, and the fixing ring is fixedly connected to the water-sealed bottle through a fixing column.

In a preferred embodiment, a frequency converter is mounted on the top surface of the adjusting cylinder, and the frequency converter is electrically connected with the squirrel-cage motor through a lead.

Compared with the prior art, the invention has the beneficial effects that:

the pneumothorax exhaust device for the emergency internal medicine department can carry out active exhaust operation on the pneumothorax of a patient by arranging the air suction pipe, the connecting pipe, the inserting needle head, the air outlet pipe, the water seal bottle, the exhaust pipe, the squirrel cage motor, the cam, the connecting rod, the hinge block, the pressing plate and the foot stepping pump, and once the work of the squirrel cage motor is stopped, the foot stepping pump does not suck out gas in the pneumothorax actively any more, the exhaust operation can be stopped, the excessive single-time exhaust capacity is prevented, the continuous drainage and gas accumulation can be carried out, the gas can be drained slowly, and the renaturation pulmonary edema can not occur generally;

the pneumothorax exhaust device for the emergency internal medicine department is provided with the adjusting cylinder, the fixing block, the threaded sleeve, the screw rod and the bearing, so that the length of the adjusting cylinder extending out of the fixing cylinder can be adjusted, when the adjusting cylinder extends out too long, the distance between the pressing plate and the foot pedal pump is increased, the amplitude of the pressing plate for pressing the foot pedal pump is reduced, and when the adjusting cylinder extends out too short, the amplitude of the pressing plate for pressing the foot pedal pump is increased, so that the single exhaust amount can be controlled, and the controllability is good;

this pneumothorax exhaust apparatus for emergency internal medicine department is through setting up slider b, reset spring, the plunger, plunger hole and seal receptacle, thereby reach the effect of preventing the return-air, when the pump is stepped on to the foot is breathed in, atmospheric pressure in the connecting tube is less than the inside atmospheric pressure of pneumothorax, and then the inside gaseous initiative extrusion plunger of pneumothorax removes, make the plunger break away from the seal receptacle, gaseous accessible plunger hole escapes, when the pump is stepped on to the foot when exhausting, the inside atmospheric pressure of connecting pipe is stable, initiatively laminate plunger and seal receptacle under reset spring's effect, and seal the plunger hole, can effectively avoid gaseous in the next time of the return-air chest, exhaust effect is better.

Drawings

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

FIG. 2 is a schematic structural view of a section of a fixed cylinder and an adjusting cylinder according to the present invention;

FIG. 3 is a partial schematic view of the interior of the connecting tube according to the present invention;

fig. 4 is a schematic perspective view of the plunger of the present invention.

In the figure: 1. a fixed cylinder; 2. an adjusting cylinder; 3. a fixed block; 4. a threaded sleeve; 5. a screw; 6. a bearing; 7. a limiting sleeve; 8. a limiting rod; 9. calibration; 10. a mounting seat; 11. a squirrel cage motor; 12. a cam; 13. a connecting rod; 14. a hinged block; 15. pressing a plate; 16. a slide block a; 17. stepping the pump; 18. an air intake duct; 19. a connecting pipe; 20. inserting a needle head; 21. a slide block b; 22. a return spring; 23. a plunger; 24. a plunger hole; 25. a sealing seat; 26. an air outlet pipe; 27. sealing the bottle with water; 28. an exhaust pipe; 29. a fixing ring; 30. fixing a column; 31. and a frequency converter.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-4, the invention provides a pneumothorax exhaust device for emergency internal medicine, which comprises a fixed cylinder 1, wherein an adjusting cylinder 2 is movably connected in the fixed cylinder 1, two fixed blocks 3 are fixedly connected to the outer side wall of the top end of the adjusting cylinder 2, a screw sleeve 4 is fixedly embedded in each fixed block 3, a screw rod 5 is connected to the screw sleeve 4 in a spiral transmission manner, the bottom end of each screw rod 5 is rotatably connected in a bearing 6, the bearing 6 is clamped on the top surface of the fixed cylinder 1, two limit sleeves 7 are fixedly connected to the outer side wall of the top end of the adjusting cylinder 2, limit rods 8 are respectively sleeved in the two limit sleeves 7, and the bottom ends of the two limit rods 8 are respectively and fixedly connected to the top surface of the fixed cylinder 1 (see; when the adjusting cylinder 2 is lifted up and down, the limiting sleeve 7 can slide on the outer side wall of the limiting rod 8, so that the stability of the adjusting cylinder 2 in up-down movement is ensured.

The outer side wall of the adjusting cylinder 2 is provided with scales 9 (see figure 1); the medical personnel of being convenient for see out the height that stretches out of adjusting a section of thick bamboo 2 more directly perceived, be convenient for carry out more accurate accommodation process.

The interior of the adjusting cylinder 2 and the interior of the fixing cylinder 1 are both of a hollow structure, the inner side wall of the adjusting cylinder 2 is fixedly connected with a mounting seat 10, a squirrel-cage motor 11 is mounted on the mounting seat 10, a cam 12 is fixedly connected to an output shaft of the squirrel-cage motor 11, the cam 12 is hinged to a hinge block 14 through a connecting rod 13, the hinge block 14 is fixedly connected to the upper surface of a pressing plate 15, four sliding blocks a16 are fixedly arranged on the outer side wall of the pressing plate 15, and the four sliding blocks a16 are respectively connected in four sliding grooves a formed in the inner side wall of the adjusting cylinder 2 in a sliding; when the pressing plate 15 moves up and down under the action of the hinge block 14, the sliding block a16 can be driven to slide up and down in the sliding groove a, and the action of the sliding block a16 and the sliding groove a is utilized, so that the pressing plate 15 is ensured to be more stable in moving up and down.

A pedal pump 17 is arranged below the pressure plate 15, the pedal pump 17 is installed at the bottom of the inner side of the fixed cylinder 1, the bottom of the pedal pump 17 is communicated with one end of an air suction pipe 18, the other end of the air suction pipe 18 penetrates through the fixed cylinder 1 and is communicated with one end of a connecting pipe 19, the other end of the connecting pipe 19 is connected with an insertion needle head 20, a plunger 23 and a sealing seat 25 are arranged in the connecting pipe 19, the plunger 23 is matched with the sealing seat 25 for use, and a plurality of plunger holes 24 (see fig. 3 and 4) are formed in the plunger 23; when the plunger 23 is separated from the sealing seat 25, the plunger hole 24 is opened at the moment, gas in the pneumothorax can escape through the plunger hole 24, and when the plunger 23 is attached to the sealing seat 25, the plunger hole 24 is closed, so that the gas can be prevented from entering the pneumothorax again.

The sealing seat 25 is fixedly arranged in the connecting pipe 19, the sealing seat 25 is positioned at one side close to the insertion needle 20, the outer side wall of the plunger 23 is fixedly connected with four sliding blocks b21, the four sliding blocks b21 are respectively and slidably connected in four sliding grooves b arranged on the inner side wall of the connecting pipe 19, return springs 22 are arranged in the sliding grooves b, one ends of the return springs 22 are fixedly connected with the sliding blocks b21, and the other ends of the return springs 22 are fixedly connected with the inner side wall of the sliding grooves b (see fig. 3); when the pump 17 is stepped on to exhaust, the air pressure in the connecting pipe 19 is stable, the plunger 23 is actively attached to the sealing seat 25 under the action of the return spring 22, and the plunger hole 24 is sealed, so that the gas can be effectively prevented from returning into the pneumothorax again.

The bottom of the pedal pump 17 is communicated with one end of an air outlet pipe 26, the other end of the air outlet pipe 26 penetrates through the fixed cylinder 1 and extends into a water-sealed bottle 27, the water-sealed bottle 27 is communicated with an air outlet pipe 28, the squirrel-cage motor 11 is electrically connected with an external power supply, the air outlet pipe 26 and the air outlet pipe 28 are fixedly arranged in a fixed ring 29, and the fixed ring 29 is fixedly connected to the water-sealed bottle 27 through a fixed column 30 (see fig. 1); the outlet pipe 26 and the exhaust pipe 28 can be effectively fixed by the fixing ring 29 and the fixing post 30.

The top surface of the adjusting cylinder 2 is provided with a frequency converter 31, and the frequency converter 31 is electrically connected with the squirrel-cage motor 11 through a lead (see fig. 2); the converter 31 is connected to the squirrel-cage motor 11, so that the rotating speed of the squirrel-cage motor 11 can be changed, the exhaust working frequency is high when the rotating speed of the squirrel-cage motor 11 is higher, and conversely, the exhaust working frequency is low when the rotating speed of the squirrel-cage motor 11 is lower, and the adjustment of the exhaust working frequency can be realized.

When the pneumatic pedal type air compressor is used, firstly, the whole assembly is completed, the insertion needle 20 is inserted into the pneumothorax of a patient, secondly, the screw rod 5 is rotated to adjust the extension height of the adjusting cylinder 2, so as to adjust the single exhaust amplitude, after the adjustment is completed, the rotating speed of the squirrel cage motor 11 is set through the frequency converter 31, thirdly, the squirrel cage motor 11 is started to work, the cam 12 is driven to rotate by the rotation of the output shaft of the squirrel cage motor 11, the pressing plate 15 is driven to move up and down under the action of the connecting rod 13 and the hinge block 14, so that the pressing plate 17 is extruded by the foot pedal pump 17, when the foot pedal pump 17 inhales air, the air pressure in the connecting pipe 19 is smaller than the air pressure in the pneumothorax, further, the air in the pneumothorax actively extrudes the plunger 23 to move, so that the plunger 23 is separated from the sealing seat 25, the air can escape through the plunger hole 24, when the foot pedal pump 17 exhausts, the air, and the plunger piston hole 24 is sealed, so that the gas can be effectively prevented from returning into the gas chest again, and the gas can be circulated and reciprocated.

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 an emergency internal medicine is with gas chest exhaust device, includes fixed section of thick bamboo (1), its characterized in that: swing joint has an adjusting cylinder (2) in fixed cylinder (1), and the lateral wall rigid coupling on adjusting cylinder (2) top has two fixed blocks (3), the embedded screw sleeve (4) that is fixed with of fixed block (3) is established, and screw drive is connected with screw rod (5) in screw sleeve (4), the bottom of screw rod (5) is rotated and is connected in bearing (6), and bearing (6) joint is at the top surface of fixed cylinder (1), adjusting cylinder (2) and fixed cylinder (1) inside is hollow structure, the inside wall rigid coupling of adjusting cylinder (2) has mount pad (10), and installs squirrel cage motor (11) on mount pad (10), the rigid coupling has cam (12) on the output shaft of squirrel cage motor (11), and cam (12) are articulated mutually with articulated piece (14) through connecting rod (13), articulated piece (14) rigid coupling is at the upper surface of clamp plate (15), the lower part of the pressure plate (15) is provided with a foot-operated pump (17), the foot-operated pump (17) is arranged at the inner bottom of the fixed cylinder (1), the bottom of the foot-operated pump (17) is communicated with one end of the air suction pipe (18), the other end of the air suction pipe (18) penetrates through the fixed cylinder (1) and is communicated with one end of the connecting pipe (19), the other end of the connecting pipe (19) is connected with an insertion needle (20), a plunger (23) and a sealing seat (25) are arranged in the connecting pipe (19), the plunger (23) and the sealing seat (25) are matched for use, the sealing seat (25) is fixedly arranged in the connecting pipe (19), the sealing seat (25) is positioned at one side close to the insertion needle (20), the outer side wall of the plunger (23) is fixedly connected with four sliding blocks b (21), and the four sliding blocks b (21) are respectively connected in four sliding chutes b arranged on the inner, the bottom of the pedal pump (17) is communicated with one end of an air outlet pipe (26), the other end of the air outlet pipe (26) penetrates through the fixed cylinder (1) and extends into a water-sealed bottle (27), the water-sealed bottle (27) is communicated with an exhaust pipe (28), and the squirrel-cage motor (11) is electrically connected with an external power supply.

2. The emergency medical gas chest exhaust device according to claim 1, wherein: the lateral wall rigid coupling on a regulation section of thick bamboo (2) top has two stop collars (7), and all overlaps in two stop collars (7) and is equipped with gag lever post (8), and the equal rigid coupling in the top surface of a fixed section of thick bamboo (1) in the bottom of two gag lever posts (8).

3. The emergency medical gas chest exhaust device according to claim 1, wherein: the outer side wall of the adjusting cylinder (2) is provided with scales (9).

4. The emergency medical gas chest exhaust device according to claim 1, wherein: four sliding blocks a (16) are fixedly arranged on the outer side wall of the pressing plate (15), and the four sliding blocks a (16) are respectively connected in four sliding grooves a formed in the inner side wall of the adjusting cylinder (2) in a sliding mode.

5. The emergency medical gas chest exhaust device according to claim 1, wherein: the plunger (23) is provided with a plurality of plunger holes (24).

6. The emergency medical gas chest exhaust device according to claim 1, wherein: a return spring (22) is arranged in the sliding groove b, one end of the return spring (22) is fixedly connected with the sliding block b (21), and the other end of the return spring is fixedly connected with the inner side wall of the sliding groove b.

7. The emergency medical gas chest exhaust device according to claim 1, wherein: the air outlet pipe (26) and the exhaust pipe (28) are fixedly arranged in a fixing ring (29), and the fixing ring (29) is fixedly connected to the water-sealed bottle (27) through a fixing column (30).

8. The emergency medical gas chest exhaust device according to claim 1, wherein: and a frequency converter (31) is arranged on the top surface of the adjusting cylinder (2), and the frequency converter (31) is electrically connected with the squirrel-cage motor (11) through a lead.