Sputum excretion device for cardiothoracic surgery nursing

Abstract

The utility model discloses a sputum excretion device for cardiothoracic surgery nursing, which belongs to the technical field of sputum excretion and comprises a negative pressure cylinder, a handle is fixedly mounted on the outer side of the negative pressure cylinder, a piston is slidably mounted in the negative pressure cylinder, one end of the piston is fixedly connected with a pull rod, and one end of the pull rod is connected with a pull component. A vent hole is formed in one end of the negative pressure cylinder, a valve cylinder is fixedly installed at the other end of the negative pressure cylinder, a connecting nozzle with a first one-way valve is arranged on the front side of the valve cylinder in a communicating mode, a detachable sputum suction pipe is installed on the connecting nozzle, a second one-way valve is arranged at the top end of the valve cylinder, and a collecting box is movably installed at the bottom end of the valve cylinder. The device can automatically drive the piston to do reciprocating motion through the driving assembly, sputum suction operation is achieved, the collecting box can be rapidly detached and replaced after being used, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a sputum removal device for cardiothoracic surgery nursing. Background Art

[0002] At present, the sputum coughed up by patients after cardiothoracic surgery includes foamy sputum, white sticky sputum, green purulent sputum, yellow sticky sputum, and bloody sputum. The sputum in the lungs of patients after surgery cannot be discharged in time, and auxiliary devices are often needed to assist in expectoration.

[0003] Most of the auxiliary sputum discharge devices in the prior art are manual sputum suction devices, but the operation of manual sputum suction devices is relatively cumbersome when used, and the piston rod needs to be pushed and pulled back and forth. After the sputum suction is completed, the sputum in the sputum storage box needs to be cleaned and the sputum storage box needs to be cleaned, which is relatively troublesome. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a sputum removal device for cardiothoracic surgery nursing, which aims to improve the operation of the manual sputum suction device, which is relatively cumbersome when in use and requires pushing and pulling the piston rod back and forth. After the sputum suction is completed, the sputum in the sputum storage box must be cleaned and the sputum storage box must be cleaned, which is a rather troublesome problem.

[0005] The utility model is implemented as follows: a sputum removal device for cardiothoracic surgery nursing, comprising a negative pressure cylinder, a handle fixedly installed on the outside of the negative pressure cylinder, a piston slidably installed in the negative pressure cylinder, one end of the piston fixedly connected to a pull rod, one end of the pull rod is connected to a pulling assembly, one end of the negative pressure cylinder is provided with a vent, the other end of the negative pressure cylinder is fixedly installed with a valve cylinder, the front side of the valve cylinder is connected to a nozzle with a first one-way valve, a detachable sputum suction tube is installed on the nozzle, the top end of the valve cylinder is provided with a second one-way valve, and the bottom end of the valve cylinder is movably installed with a collection box.

[0006] In the preferred technical solution of the utility model, a support plate is fixedly installed in the negative pressure cylinder, one end of the pull rod slides through the support plate, and a plurality of circular holes are arranged on the support plate.

[0007] In the preferred technical solution of the present utility model, the pulling assembly includes a driving box, a support platform and a slide plate. The bottom end of the outer side of the negative pressure cylinder is fixedly connected to the driving box, the top end of the driving box is communicated with the negative pressure cylinder, the support platform is fixedly installed between the two sides of the inner wall of the driving box, a slide groove is provided at the top end of the support platform, the slide plate is slidably installed on the inner wall of the slide groove, a support rod is fixedly connected between the top end of the slide plate and the pull rod, a driving member is installed at the bottom end of the slide plate, and the driving box and the piston are arranged on both sides of the support plate.

[0008] In the preferred technical solution of the utility model, limit blocks are arranged on both sides of the slide plate, limit grooves matching the limit blocks are arranged on both sides of the inner wall of the slide groove, and there is a gap between the bottom end of the slide plate and the bottom end of the inner wall of the slide groove.

[0009] In the preferred technical solution of the present utility model, a turntable is rotatably installed at the bottom end of the inner wall of the slide groove, a centrifugal rod is fixedly installed at the top end of the turntable, a pulling plate is rotatably installed on the centrifugal rod, the pulling plate is elliptical in shape, a push rod is fixedly installed at the bottom end of the slide plate, the bottom end of the push rod is rotatably installed on the top end of the pulling plate, a motor is transmission-installed at the bottom end of the turntable, the centrifugal rod is fixedly installed at a non-center of the turntable, and the centrifugal rod and the push rod are symmetrically arranged on the pulling plate.

[0010] In the preferred technical solution of the present utility model, a rotating shaft is fixedly installed at the bottom end of the turntable, the bottom end of the rotating shaft passes through the support platform and is rotatably connected to the bottom end of the inner wall of the drive box, a motor is fixedly installed on one side of the bottom end of the inner wall of the drive box, a first bevel gear is fixedly installed at the output end of the motor, a second bevel gear is fixedly installed on the rotating shaft, and the first bevel gear and the second bevel gear are meshingly connected.

[0011] In the preferred technical solution of the present utility model, a slide rail is fixedly installed on the bottom end of the valve cylinder, positioning grooves matching the slide rail are provided on both sides of the collection box, a sealing frame is provided on the top of the collection box, a sealing groove matching the sealing frame is provided on the top of the collection box, a plurality of springs are fixedly installed on the bottom end of the sealing frame and the bottom end of the inner wall of the sealing groove, the sealing frame is slidably connected to the inner wall of the sealing groove, the top end of the collection box is opened, the bottom end of the valve cylinder is provided with a collection port, and the collection port is provided in the sealing frame.

[0012] The beneficial effects of the utility model are as follows: the utility model obtains a sputum removal device for cardiothoracic surgery nursing through the above design. When in use, the sputum suction tube is inserted into the patient's mouth, the starting motor drives the rotating shaft to rotate through the cooperation of the first bevel gear and the second bevel gear, the rotation of the rotating shaft drives the turntable to rotate, the turntable drives the slide plate to move back and forth in the support platform through the cooperation of the centrifugal rod, the pull plate and the push rod, the support platform drives the piston to move back and forth through the support rod and the pull rod, that is, when the piston moves away from the sputum suction tube, the sputum in the patient's body is sucked into the valve cylinder through the sputum suction tube, the nozzle and the first one-way valve and then into the collection box, and when the piston moves in the opposite direction, the gas is discharged through the second one-way valve. This device can automatically drive the piston to reciprocate through the driving component to realize the sputum suction operation, and the collection box can be quickly disassembled and replaced after use, so it is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 This is a schematic diagram of the structure of a sputum removal device for cardiothoracic surgery nursing provided by an embodiment of the utility model;

[0015] Figure 2 A cross-sectional view of a sputum removal device for cardiothoracic surgery nursing is provided for an embodiment of the utility model;

[0016] Figure 3 A schematic diagram of the structure of a pulling assembly is provided for an embodiment of the utility model;

[0017] Figure 4 A structural schematic diagram of a collection box is provided for an embodiment of the utility model.

[0018] In the figure: 110-negative pressure cylinder; 111-piston; 112-pull rod; 113-support plate; 120-valve cylinder; 121-mouthpiece; 122-suction tube; 130-collection box; 131-slide rail; 132-positioning groove; 133-sealing frame; 134-sealing groove; 135-spring; 140-drive box; 141-support table; 142-slide plate; 143-support rod; 144-turntable; 145-pull plate; 146-motor; 147-rotating shaft. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 and Figure 2The utility model provides a technical solution: a sputum removal device for cardiothoracic surgery nursing, including a negative pressure cylinder 110, a handle fixedly installed on the outside of the negative pressure cylinder 110, a piston 111 slidably installed in the negative pressure cylinder 110, one end of the piston 111 is fixedly connected to a pull rod 112, one end of the pull rod 112 is connected to a pulling assembly, a vent is provided at one end of the negative pressure cylinder 110, a valve cylinder 120 is fixedly installed at the other end of the negative pressure cylinder 110, a nozzle 121 with a first one-way valve is connected to the front side of the valve cylinder 120, a detachable sputum suction tube 122 is installed on the nozzle 121, a second one-way valve is provided on the top of the valve cylinder 120, and a collection box 130 is movably installed at the bottom of the valve cylinder 120.

[0021] In some specific implementation schemes, a support plate 113 is fixedly installed in the negative pressure cylinder 110, and one end of the pull rod 112 slides through the support plate 113. A plurality of circular holes are provided on the support plate 113 to support the pull rod 112, thereby improving the stability of the pull rod 112 when moving.

[0022] See also Figure 3 The pulling assembly includes a driving box 140, a support platform 141 and a slide plate 142. The bottom end of the outer side of the negative pressure cylinder 110 is fixedly connected to the driving box 140, and the top of the driving box 140 is connected to the negative pressure cylinder 110. The support platform 141 is fixedly installed between the two sides of the inner wall of the driving box 140. A slide groove is arranged on the top of the support platform 141. The slide plate 142 is slidably installed on the inner wall of the slide groove. A support rod 143 is fixedly connected between the top of the slide plate 142 and the pull rod 112. A driving member is installed at the bottom of the slide plate 142. The driving box 140 and the piston 111 are arranged on both sides of the support plate 113. A limit block is arranged on the side, and limit grooves matching the limit blocks are arranged on both sides of the inner wall of the slide. There is a gap between the bottom end of the slide plate 142 and the bottom end of the inner wall of the slide. A turntable 144 is rotatably installed at the bottom end of the inner wall of the slide, and a centrifugal rod is fixedly installed on the top of the turntable 144. A pull plate 145 is rotatably installed on the centrifugal rod. The pull plate 145 is elliptical in shape, and a push rod is fixedly installed at the bottom end of the slide plate 142, and the bottom end of the push rod is rotatably installed on the top of the pull plate 145. A motor 146 is installed at the bottom end of the turntable 144 for transmission. The centrifugal rod is fixedly installed at a non-center of the turntable 144, and the centrifugal rod and the push rod are symmetrically arranged on the pull plate 145.

[0023] In some specific implementation schemes, a rotating shaft 147 is fixedly installed at the bottom end of the turntable 144, and the bottom end of the rotating shaft 147 passes through the support platform 141 and is rotatably connected to the bottom end of the inner wall of the driving box 140. A motor 146 is fixedly installed on one side of the bottom end of the inner wall of the driving box 140, and a first bevel gear is fixedly installed on the output end of the motor 146. A second bevel gear is fixedly installed on the rotating shaft 147. The first bevel gear and the second bevel gear are meshed and connected, so as to quickly drive the piston 111 to move back and forth.

[0024] See also Figure 4A slide rail 131 is fixedly installed at the bottom of the valve cylinder 120, and positioning grooves 132 matching the slide rail 131 are set on both sides of the collection box 130. A sealing frame 133 is set at the top of the collection box 130, and a sealing groove 134 matching the sealing frame 133 is set at the top of the collection box 130. A plurality of springs 135 are fixedly installed at the bottom end of the sealing frame 133 and the bottom end of the inner wall of the sealing groove 134. The sealing frame 133 is slidably connected to the inner wall of the sealing groove 134. The top of the collection box 130 is opened, and a collecting port is set at the bottom end of the valve cylinder 120. The collecting port is set in the sealing frame 133, which is convenient for quick disassembly between the collection box 130 and the valve cylinder 120. At the same time, the cooperation of the spring 135 and the sealing frame 133 improves the sealing performance during sputum suction.

[0025] Working principle: When in use, insert the suction tube 122 into the patient's mouth, start the motor 146 and drive the rotating shaft 147 to rotate through the first bevel gear and the second bevel gear. The rotation of the rotating shaft 147 drives the turntable 144 to rotate. The turntable 144 drives the slide plate 142 to move back and forth in the support platform 141 through the cooperation of the centrifugal rod, the pull plate 145 and the push rod. The support platform 141 drives the piston 111 to move back and forth through the support rod 143 and the pull rod 112. When the piston 111 moves away from the suction tube 122, the sputum in the patient's body is sucked into the valve cylinder 120 through the suction tube 122, the nozzle 121 and the first one-way valve, and then into the collection box 130. When the piston 111 moves in the opposite direction, the gas is discharged through the second one-way valve.

[0026] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sputum removal device for cardiothoracic surgery nursing, characterized in that: It includes a negative pressure cylinder, a handle is fixedly installed on the outside of the negative pressure cylinder, a piston is slidably installed in the negative pressure cylinder, one end of the piston is fixedly connected to the pull rod, one end of the pull rod is connected to the pulling assembly, one end of the negative pressure cylinder is provided with a vent hole, the other end of the negative pressure cylinder is fixedly installed with a valve cylinder, the front side of the valve cylinder is connected to a nozzle with a first one-way valve, a detachable sputum suction tube is installed on the nozzle, the top end of the valve cylinder is provided with a second one-way valve, and the bottom end of the valve cylinder is movably installed with a collection box.

2. A sputum removal device for cardiothoracic surgery nursing according to claim 1, characterized in that: A support plate is fixedly installed in the negative pressure cylinder, and one end of the pull rod slides through the support plate.

3. The expectoration device for cardiothoracic surgery nursing according to claim 1, characterized in that: The pulling assembly includes a driving box, a support platform and a slide plate. The bottom end of the outer side of the negative pressure cylinder is fixedly connected to the driving box, the top end of the driving box is communicated with the negative pressure cylinder, the support platform is fixedly installed between the two sides of the inner wall of the driving box, a slide groove is provided at the top end of the support platform, the slide plate is slidably installed on the inner wall of the slide groove, a support rod is fixedly connected between the top end of the slide plate and the pull rod, and a driving member is installed at the bottom end of the slide plate.

4. A sputum removal device for cardiothoracic surgery nursing according to claim 3, characterized in that: Limiting blocks are arranged on both sides of the slide plate, and limiting grooves matching with the limiting blocks are arranged on both sides of the inner wall of the slide groove.

5. The expectoration device for cardiothoracic surgery nursing according to claim 3, characterized in that: A turntable is rotatably installed at the bottom end of the inner wall of the slide groove, a centrifugal rod is fixedly installed at the top end of the turntable, a pull plate is rotatably installed on the centrifugal rod, the pull plate is elliptical in shape, a push rod is fixedly installed at the bottom end of the slide plate, the bottom end of the push rod is rotatably installed at the top end of the pull plate, and a motor is transmission-installed at the bottom end of the turntable.

6. The expectoration device for cardiothoracic surgery nursing according to claim 5, characterized in that: A rotating shaft is fixedly installed at the bottom end of the turntable, and the bottom end of the rotating shaft passes through the support platform and is rotatably connected to the bottom end of the inner wall of the driving box. A motor is fixedly installed on one side of the bottom end of the inner wall of the driving box, and a first bevel gear is fixedly installed at the output end of the motor. A second bevel gear is fixedly installed on the rotating shaft, and the first bevel gear and the second bevel gear are meshingly connected.

7. The expectoration device for cardiothoracic surgery nursing according to claim 1, characterized in that: A slide rail is fixedly installed at the bottom end of the valve cylinder, positioning grooves matching the slide rail are set on both sides of the collection box, a sealing frame is set at the top of the collection box, a sealing groove matching the sealing frame is set at the top of the collection box, and multiple springs are fixedly installed at the bottom end of the sealing frame and the bottom end of the inner wall of the sealing groove.

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