CN215023343U

CN215023343U - Respiratory tract cleaning device for nursing critical patients

Info

Publication number: CN215023343U
Application number: CN202120888534.8U
Authority: CN
Inventors: 吴丽; 李静; 侯荣
Original assignee: Second People's Hospital Of Shizuishan
Current assignee: Second People's Hospital Of Shizuishan
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-12-07
Anticipated expiration: 2031-04-22

Abstract

The utility model provides a respiratory track cleaning device is used in nursing of critically ill patient relates to respiratory track cleaning device technical field, including handle, a waste liquid section of thick bamboo, logical liquid pipe, a valve, a piston, a push-and-pull rod, transfer line, No. two valves, a stock solution section of thick bamboo, income liquid fill, No. two pistons, No. two push-and-pull rods, seal assembly and fixed subassembly, the top fixed mounting of handle has a waste liquid section of thick bamboo, and the water inlet intercommunication of a waste liquid section of thick bamboo has logical liquid pipe, and the surface of logical liquid pipe is equipped with a valve, and the inner wall sliding connection of a waste liquid section of thick bamboo has a piston. The utility model discloses, through setting up the connecting block, be connected infusion set with the sputum aspirator for when wasing the sputum to the interior of severe patient's respiratory track, can directly dilute the thick sputum to the interior of severe patient's respiratory track, save medical personnel's energy, increased severe patient's treatment time, simultaneously, make things convenient for the washing of a waste liquid section of thick bamboo and a stock solution section of thick bamboo.

Description

Respiratory tract cleaning device for nursing critical patients

Technical Field

The utility model relates to a respiratory track cleaning device technical field especially relates to a respiratory track cleaning device is used in nursing of critically ill patient.

Background

The respiratory tract is a passage through which airflow passes when the lung breathes and is divided into an upper part and a lower part; the nose, the pharynx and the larynx are called upper respiratory tract, the trachea, the bronchus and the lung organ are called respiratory tract, or called trachea tree, and the respiratory tract is gradually complicated along with the evolution of animals.

The severe patient is sick in-process, the patient shows cough, expectoration, short breath or asthma aggravation, the phlegm volume increases, the severe patient often is difficult to expectorate smoothly by its ability, the difficult discharge of sputum leads to other complications, if not handle in time, then can arouse serious consequence, and prior art directly inserts with the intubate, aspirate through the negative pressure, meet some phlegm consistency higher, difficult suction, just need to take respiratory tract cleaning device out from the patient, insert infusion set in patient's respiratory tract again, in succession with the liquid medicine of reducing phlegm in patient's respiratory tract, the back of reducing phlegm finishes, again take out the sputum, medical personnel waste energy at operating device's in-process, medical personnel's fatigue intensity has been increased, waste time simultaneously, thereby make the treatment time that may delay patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a respiratory tract cleaning device for nursing critical patients.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a respiratory tract cleaning device for nursing critical patients, which comprises a handle, a waste liquid cylinder, a liquid through pipe, a first piston, a first push-pull rod, a liquid conveying pipe, a liquid storage cylinder, a second piston, a second push-pull rod, a sealing component and a fixing component, a waste liquid cylinder is fixedly arranged at the top end of the handle, a water inlet of the waste liquid cylinder is communicated with a liquid through pipe, the inner wall of the waste liquid cylinder is connected with a first piston in a sliding way, the side wall of the first piston, which is far away from the waste liquid cylinder, is fixedly provided with a first push-pull rod, the outer surface of the liquid through pipe is communicated with a liquid conveying pipe, one end of the liquid conveying pipe, which is far away from the inner wall of the liquid through pipe, is communicated with a liquid storage cylinder, the inner wall of the liquid storage cylinder is connected with a second piston in a sliding way, a second push-pull rod is fixedly arranged on the side wall of the second piston far away from the inner wall of the liquid storage cylinder, the waste liquid cylinder and the liquid storage cylinder are internally provided with sealing components, and the outer surface of the waste liquid cylinder is provided with a fixing component.

Preferably, the outer surface of the liquid through pipe is provided with a first valve, the outer surface of the liquid conveying pipe is provided with a second valve, and the outer surface of the liquid storage cylinder is communicated with a liquid inlet hopper.

Preferably, the seal assembly include a screw thread section of thick bamboo, a sealed piece, No. two screw thread sections of thick bamboo and No. two sealed pieces, the inner wall of a waste liquid section of thick bamboo rotates and is connected with a screw thread section of thick bamboo, the one end fixed mounting that a waste liquid section of thick bamboo was kept away from to a screw thread section of thick bamboo has a sealed piece No. one, the inner wall of a liquid storage section of thick bamboo rotates and is connected with a No. two screw thread sections of thick bamboo, the one end fixed mounting that a liquid storage section of thick bamboo was kept away from to a No. two screw thread sections of thick bamboo has a sealed piece No. two.

Preferably, the inner wall of the waste liquid cylinder is provided with a first thread groove meshed with the first thread cylinder, and the inner wall of the liquid storage cylinder is provided with a second thread groove meshed with the second thread cylinder.

Preferably, fixed subassembly include the connecting block, change board, non slipping spur, slide bar and extension spring, the surface of a waste liquid section of thick bamboo is equipped with the connecting block admittedly, the top of connecting block is rotated and is connected with and changes the board, it is equipped with the non slipping spur admittedly to change one side that the board is close to the liquid storage cylinder, one side lateral wall sliding connection of connecting block has the slide bar, slide bar through connection piece's one side lateral wall and extend to the opposite side of connecting block, the surface cover of slide bar is equipped with the extension spring.

Preferably, a slide hole is formed in the side wall of one side of the rotating plate, one end of the tension spring is fixedly connected with the connecting block, and the other end of the tension spring is fixedly connected with the slide rod.

Preferably, the one end that leads to the liquid pipe and keep away from a waste liquid section of thick bamboo is equipped with the sleeve, one side sliding connection that the liquid pipe was kept away from to the sleeve has flexible pipe, flexible pipe is located the inside one end of sleeve and is equipped with the fixed block admittedly, telescopic inner wall rotates and is connected with the threaded rod, the threaded rod runs through telescopic inner wall and extends to the telescopic outside, telescopic one end is kept away from to the threaded rod and is equipped with the commentaries on classics piece admittedly, telescopic inner wall is equipped with the gag lever post.

Preferably, the inside of fixed block is seted up the screw hole that meshes with the threaded rod mutually, the spacing hole of seting up with gag lever post looks adaptation is seted up to one side of fixed block.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, before the sputum in the respiratory tract of the serious disease patient is cleaned, the liquid storage cylinder is fixed on the waste liquid cylinder through the fixing component, the infusion tube is communicated with the liquid through tube, when the sputum in the respiratory tract of the serious disease patient is cleaned, the handle is held by a user, the first valve is opened, the second valve is closed, the sleeve is inserted into the respiratory tract of the serious disease patient, the first push-pull rod is pulled to suck the sputum in the respiratory tract of the serious disease patient into the waste liquid cylinder through the liquid through tube, when the sputum in the respiratory tract of the serious disease patient cannot be sucked out due to high viscosity, the second valve is closed, the first valve is opened, the sputum reducing liquid in the liquid storage cylinder is input into the respiratory tract of the serious disease patient through the infusion tube, the sputum is diluted, then the second valve is closed, the first valve is opened, the sputum is sucked into the waste liquid cylinder, when the waste liquid cylinder and the interior of the liquid storage cylinder are cleaned, rotate a sealed piece and No. two sealed pieces, make a screw thread section of thick bamboo and No. two screw thread section of thick bamboos from the inside roll-out of waste liquid section of thick bamboo and liquid storage cylinder, remove the sealing to waste liquid section of thick bamboo and liquid storage cylinder, can wash the inside of waste liquid section of thick bamboo and liquid storage cylinder, through setting up the connecting block, be connected infusion set with the sputum suction device, make when wasing the sputum to in the severe patient respiratory track, can directly dilute the dense phlegm in the severe patient respiratory track, save medical personnel's energy, severe patient's treatment time has been increased, and simultaneously, make things convenient for the washing of waste liquid section of thick bamboo and liquid storage cylinder.

2. The utility model discloses in, rotate and change the piece, drive the threaded rod and rotate for the fixed block slides along the surface of gag lever post, and the fixed block drives flexible pipe and outwards slides in telescopic inside, has increased the length of intubate, makes the sputum to the severe patient respiratory track depths clean, through setting up the threaded rod, makes when wasing the sputum to the deep department of patient respiratory track, can directly carry out the suction, needn't change the intubate, saves energy, has increased severe patient's treatment time.

Drawings

FIG. 1 is a schematic perspective view of a respiratory tract cleaning device for nursing critically ill patients according to the present invention;

FIG. 2 is a schematic rear view of the respiratory tract cleaning device for nursing critical patients according to the present invention;

FIG. 3 is an enlarged view of the portion A in FIG. 2 of the respiratory tract cleaning device for nursing critical patients according to the present invention;

FIG. 4 is an exploded view of the respiratory tract cleaning device for nursing critical patients according to the present invention;

fig. 5 is a schematic sectional view of the respiratory tract cleaning device for nursing critical patients according to the present invention.

Illustration of the drawings:

1. a grip; 2. a waste liquid cylinder; 3. a liquid pipe is communicated; 4. a first valve; 5. a piston I; 6. a first push-pull rod; 7. a transfusion tube; 8. a second valve; 9. a liquid storage cylinder; 10. a liquid inlet hopper; 11. a piston II; 12. a second push-pull rod; 13. a first threaded barrel; 14. a first sealing block; 15. a second threaded barrel; 16. a second sealing block; 17. connecting blocks; 18. rotating the plate; 19. anti-skid blocks; 20. a slide bar; 21. a tension spring; 22. a sleeve; 23. a telescopic pipe; 24. a fixed block; 25. a threaded rod; 26. rotating the block; 27. a limiting rod.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: a respiratory tract cleaning device for nursing critical patients comprises a handle 1, a waste liquid cylinder 2, a liquid passing pipe 3, a first piston 5, a first push-pull rod 6, a liquid conveying pipe 7, a liquid storage cylinder 9, a second piston 11, a second push-pull rod 12, a sealing assembly and a fixing assembly, wherein the top end of the handle 1 is fixedly provided with the waste liquid cylinder 2, a water inlet of the waste liquid cylinder 2 is communicated with the liquid passing pipe 3, the inner wall of the waste liquid cylinder 2 is slidably connected with the first piston 5, the side wall of the first piston 5, which is far away from the waste liquid cylinder 2, is fixedly provided with the first push-pull rod 6, the outer surface of the liquid passing pipe 3 is communicated with the liquid conveying pipe 7, one end of the liquid conveying pipe 7, which is far away from the inner wall of the liquid passing pipe 3, is communicated with the liquid storage cylinder 9, the inner wall of the liquid storage cylinder 9 is slidably connected with the second piston 11, the side wall of the second piston 11, which is far away from the inner wall of the liquid storage cylinder 9, is fixedly provided with the second push-pull rod 12, the inner wall of the waste liquid storage cylinder 2 and the sealing assembly are arranged inside the liquid storage cylinder 9, the outer surface of the waste liquid cylinder 2 is provided with a fixing component.

Specifically, the outer surface of the liquid through pipe 3 is provided with a first valve 4, the outer surface of the liquid through pipe 7 is provided with a second valve 8, and the outer surface of the liquid storage cylinder 9 is communicated with a liquid inlet hopper 10.

In this embodiment: valve 4 and No. two valves 8 make waste liquid section of thick bamboo 2 and liquid storage cylinder 9 can the exclusive use, can prevent that the sputum from getting into the inside of liquid storage cylinder 9, go into liquid fill 10 and make the inside liquid medicine of liquid storage cylinder 9 use up the time, conveniently add the liquid medicine to other.

Specifically, the seal assembly include a thread section of thick bamboo 13, a sealed piece 14, No. two thread sections of thick bamboo 15 and No. two sealed pieces 16, and the inner wall of waste liquid section of thick bamboo 2 rotates and is connected with a thread section of thick bamboo 13, and the one end fixed mounting that waste liquid section of thick bamboo 2 was kept away from to a thread section of thick bamboo 13 has a sealed piece 14, and the inner wall of liquid storage cylinder 9 rotates and is connected with No. two thread sections of thick bamboo 15, and the one end fixed mounting that liquid storage cylinder 9 was kept away from to No. two thread sections of thick bamboo 15 has No. two sealed pieces 16.

In this embodiment: through rotating a threaded cylinder 13 and a threaded cylinder 15, a sealing block 14 and a sealing block 16 seal the waste liquid cylinder 2 and the liquid storage cylinder 9.

Specifically, the inner wall of the waste liquid cylinder 2 is provided with a first thread groove meshed with the first thread cylinder 13, and the inner wall of the liquid storage cylinder 9 is provided with a second thread groove meshed with the second thread cylinder 15.

In this embodiment: a thread section of thick bamboo 13 and No. two thread section of thick bamboos 15 can be through the pivoted mode for a sealed piece 14 and No. two sealed pieces 16 seal waste liquid section of thick bamboo 2 and liquid storage cylinder 9, also make simultaneously to wash waste liquid section of thick bamboo 2 and liquid storage cylinder 9 when more convenient dismantlement.

Specifically, the fixing assembly comprises a connecting block 17, a rotating plate 18, an anti-slip block 19, a sliding rod 20 and a tension spring 21, the connecting block 17 is fixedly arranged on the outer surface of the waste liquid cylinder 2, the top end of the connecting block 17 is rotatably connected with the rotating plate 18, the anti-slip block 19 is fixedly arranged on one side, close to the liquid storage cylinder 9, of the rotating plate 18, the sliding rod 20 is slidably connected to the side wall of one side of the connecting block 17, the sliding rod 20 penetrates through the side wall of one side of the connecting block 17 and extends to the other side of the connecting block 17, and the tension spring 21 is sleeved on the outer surface of the sliding rod 20.

In this embodiment: the liquid storage cylinder 9 is placed inside the connecting block 17, the sliding rod 20 is pulled, the tension spring 21 is stretched and deformed, then the rotating plate 18 is rotated, the rotating plate 15 is rotated at the top end of the connecting block 17, when the anti-skidding blocks 19 contact the outer surface of the liquid storage cylinder 9, the sliding rod 20 is loosened, the tension spring 21 is restored, the sliding rod 20 is pulled, the sliding rod 20 slides into the sliding hole, the rotating plate 18 is limited, and the rotating plate 18 cannot continue to rotate.

Specifically, a slide hole is formed in the side wall of one side of the rotating plate 18, one end of a tension spring 21 is fixedly connected with the connecting block 17, and the other end of the tension spring 21 is fixedly connected with the slide rod 20.

In this embodiment: when the tension spring 21 is restored, the slide rod 20 is pulled, so that the slide rod 20 slides into the slide hole, and the rotating plate 18 is restricted, so that the rotating plate 18 cannot rotate continuously.

In this embodiment, before the sputum inside the respiratory tract of the severe patient is cleaned, fix the liquid storage cylinder 9 on the waste liquid cylinder 2 through the fixing component, communicate the infusion tube 7 with the liquid through tube 3, when the sputum inside the respiratory tract of the severe patient is cleaned, the user holds the handle 1, open the first valve 4, close the second valve 8, insert the sleeve 22 into the respiratory tract of the severe patient, pull the first push-pull rod 6 to suck the sputum in the respiratory tract of the severe patient into the waste liquid cylinder 2 through the liquid through tube 3, when the sputum in the respiratory tract of the severe patient has high viscosity and cannot be sucked out, close the second valve 8, open the first valve 4, input the sputum reducing liquid inside the liquid storage cylinder 9 into the respiratory tract of the severe patient through the infusion tube 7, dilute the sputum, close the second valve 8, open the first valve 4, inhale waste liquid section of thick bamboo 2's inside again with the sputum, when wasing waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside, rotate sealed piece 14 and No. two sealed pieces 16, make a screw thread section of thick bamboo 13 and No. two screw thread section of thick bamboos from waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside roll-out, remove the sealed to waste liquid section of thick bamboo 2 and liquid storage cylinder 9, can wash waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside, through setting up connecting block 17, be connected infusion set with the sputum aspirator, make when wasing the sputum to in the severe patient's respiratory track, can directly dilute the thick phlegm in the severe patient's respiratory track, save medical personnel's energy, the treatment time of severe patient has been increased, and simultaneously, make things convenient for the washing of waste liquid section of thick bamboo 2 and liquid storage cylinder 9.

Specifically, a sleeve 22 is arranged at one end of the liquid passing pipe 3, which is far away from the waste liquid cylinder 2, one side of the sleeve 22, which is far away from the liquid passing pipe 3, is connected with a telescopic pipe 23 in a sliding manner, a fixed block 24 is fixedly arranged at one end of the telescopic pipe 23, which is positioned inside the sleeve 22, a threaded rod 25 is connected to the inner wall of the sleeve 22 in a rotating manner, the threaded rod 25 penetrates through the inner wall of the sleeve 22 and extends to the outer side of the sleeve 22, a rotating block 26 is fixedly arranged at one end of the threaded rod 25, which is far away from the sleeve 22, and a limiting rod 27 is arranged on the inner wall of the sleeve 22.

In this embodiment: rotate and change piece 26, it rotates to drive threaded rod 25, make fixed block 24 slide along the surface of gag lever post 27, fixed block 24 drives flexible pipe 23 and outwards slides in the inside of sleeve 22, the length of intubate has been increased, make the sputum to the severe patient respiratory track depths clean, through setting up threaded rod 25, make when wasing the sputum to the deep department of patient respiratory track, can directly carry out the suction, needn't change the intubate, save energy, severe patient's treatment time has been increased.

Specifically, a threaded hole engaged with the threaded rod 25 is formed in the fixing block 24, and a limiting hole matched with the limiting rod 27 is formed in one side of the fixing block 24.

In this embodiment: through the threaded hole and the limiting hole, the threaded rod 25 is driven to slide along the outer surface of the limiting rod 27 when rotating.

The working principle is as follows: before the inside sputum of respiratory track to the severe patient cleans, fix liquid storage cylinder 9 to waste liquid cylinder 2 through fixed subassembly earlier, communicate transfer line 7 and liquid through pipe 3 again, when cleaning the inside sputum to the respiratory track of severe patient, user's handheld handle 1, open a valve 4, close No. two valves 8, insert sleeve 22 in severe patient's respiratory track, the pull rod 6 of pulling is inhaled the sputum in the severe patient respiratory track through liquid through pipe 3 inside waste liquid cylinder 2, when the higher unable suction of sputum viscosity in the severe patient respiratory track, close No. two valves 8, open a valve 4, import the inside phlegm reduction liquid medicine of liquid storage cylinder 9 to the respiratory track of severe patient through transfer line 7 in, dilute the sputum, close No. two valves 8 after that, open a valve 4, inhale the inside of waste liquid cylinder 2 again, when wasing waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside, rotate sealed piece 14 and No. two sealed pieces 16, make a screw thread section of thick bamboo 13 and No. two screw thread section of thick bamboos 15 roll out from waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside, remove the sealed to waste liquid section of thick bamboo 2 and liquid storage cylinder 9, can wash waste liquid section of thick bamboo 2 and liquid storage cylinder 9's inside, rotate and change piece 26, it rotates to drive threaded rod 25, make fixed block 24 slide along gag lever post 27's surface, fixed block 24 drives flexible pipe 23 and outwards slides in sleeve 22's inside, the length of intubate has been increased, make the sputum that can be to the severe patient respiratory tract depths clean.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a respiratory tract cleaning device is used in nursing of critically ill patient, includes handle (1), a waste liquid section of thick bamboo (2), leads to liquid pipe (3), a piston (5), push-and-pull rod (6), transfer line (7), liquid storage cylinder (9), No. two pistons (11), No. two push-and-pull rods (12), seal assembly and fixed subassembly, its characterized in that: a waste liquid cylinder (2) is fixedly arranged at the top end of the handle (1), a water inlet of the waste liquid cylinder (2) is communicated with a liquid through pipe (3), a first piston (5) is connected to the inner wall of the waste liquid cylinder (2) in a sliding manner, a first push-pull rod (6) is fixedly arranged on the side wall of the first piston (5) far away from the waste liquid cylinder (2), the outer surface of the liquid through pipe (3) is communicated with a liquid conveying pipe (7), one end of the liquid conveying pipe (7) far away from the inner wall of the liquid through pipe (3) is communicated with a liquid storage barrel (9), a second piston (11) is connected to the inner wall of the liquid storage cylinder (9) in a sliding manner, a second push-pull rod (12) is fixedly arranged on the side wall of the second piston (11) far away from the inner wall of the liquid storage cylinder (9), the inside of a waste liquid cylinder (2) and a liquid storage cylinder (9) is provided with a sealing component, and the outer surface of the waste liquid cylinder (2) is provided with a fixing component.

2. The respiratory tract cleaning device for nursing critical patients according to claim 1, characterized in that: the outer surface of the liquid through pipe (3) is provided with a first valve (4), the outer surface of the liquid conveying pipe (7) is provided with a second valve (8), and the outer surface of the liquid storage cylinder (9) is communicated with a liquid inlet hopper (10).

3. The respiratory tract cleaning device for nursing critical patients according to claim 1, characterized in that: sealing assembly include a screw thread section of thick bamboo (13), a sealed piece (14), No. two screw thread sections of thick bamboo (15) and No. two sealed pieces (16), the inner wall of a waste liquid section of thick bamboo (2) rotates and is connected with a screw thread section of thick bamboo (13), the one end fixed mounting that waste liquid section of thick bamboo (2) was kept away from to a screw thread section of thick bamboo (13) has a sealed piece (14) No. one, the inner wall of a liquid storage section of thick bamboo (9) rotates and is connected with No. two screw thread sections of thick bamboo (15), the one end fixed mounting that liquid storage section of thick bamboo (9) was kept away from to No. two screw thread sections of thick bamboo (15) has sealed piece (16) No. two.

4. The respiratory tract cleaning device for nursing critical patients according to claim 3, characterized in that: the inner wall of the waste liquid cylinder (2) is provided with a first thread groove meshed with a first thread cylinder (13), and the inner wall of the liquid storage cylinder (9) is provided with a second thread groove meshed with a second thread cylinder (15).

5. The respiratory tract cleaning device for nursing critical patients according to claim 1, characterized in that: fixed subassembly include connecting block (17), change board (18), non slipping spur (19), slide bar (20) and extension spring (21), the surface of waste liquid section of thick bamboo (2) is equipped with connecting block (17) admittedly, the top of connecting block (17) is rotated and is connected with and changes board (18), it is equipped with non slipping spur (19) admittedly to change one side that board (18) are close to liquid storage cylinder (9), one side lateral wall sliding connection of connecting block (17) has slide bar (20), slide bar (20) run through one side lateral wall of connecting block (17) and extend to the opposite side of connecting block (17), the surface cover of slide bar (20) is equipped with extension spring (21).

6. The respiratory tract cleaning device for nursing critical patients according to claim 5, which is characterized in that: a slide hole is formed in the side wall of one side of the rotating plate (18), one end of the tension spring (21) is fixedly connected with the connecting block (17), and the other end of the tension spring (21) is fixedly connected with the slide rod (20).

7. The respiratory tract cleaning device for nursing critical patients according to claim 1, characterized in that: lead to liquid pipe (3) and keep away from the one end of waste liquid section of thick bamboo (2) and be equipped with sleeve (22), one side sliding connection that lead to liquid pipe (3) was kept away from in sleeve (22) has flexible pipe (23), flexible pipe (23) are located the inside one end of sleeve (22) and are equipped with fixed block (24) admittedly, the inner wall of sleeve (22) is rotated and is connected with threaded rod (25), the inner wall that sleeve (22) were run through in threaded rod (25) extends to the outside of sleeve (22), the one end that sleeve (22) were kept away from in threaded rod (25) is equipped with commentaries on classics piece (26) admittedly, the inner wall of sleeve (22) is equipped with spacing pole (27).

8. The respiratory tract cleaning device for nursing critical patients according to claim 7, which is characterized in that: the inside of fixed block (24) is seted up the screw hole that meshes mutually with threaded rod (25), the spacing hole of seting up with gag lever post (27) looks adaptation is seted up to one side of fixed block (24).