CN118976177A - Tracheal intubation tube with automatic drug delivery function - Google Patents

Abstract

The invention relates to the technical field of automatic drug delivery, and discloses an endotracheal tube with an automatic drug delivery function, which comprises a base, the surface fixedly connected with medicine jar of base, the top fixedly connected with motor of medicine jar, the output fixedly connected with transfer line of motor. According to the stirring device, the stirring mechanism is arranged, the motor is started to drive the transmission rod to rotate, the rotation shaft is driven to rotate when the transmission rod rotates, the driven ring is driven to rotate when the rotation shaft rotates, the driven ring is driven to rotate, the lifting frame is driven to rotate when the fixed rod rotates, the stirring shaft is driven to rotate when the lifting frame rotates, the stirring shaft is driven to rotate through centrifugal force generated by rotation of the lifting frame and lift, the stirring roller is driven to rotate and lift upwards when the stirring shaft rotates and lifts, and the stirring roller is driven to rotate on the surface of the stirring shaft under the resistance of liquid medicine when rotating.

Description

Trachea cannula with automatic drug delivery function

Technical Field

The invention relates to the technical field of automatic drug delivery equipment, in particular to an endotracheal tube with an automatic drug delivery function.

Background

Tracheal intubation is a medical technique, ‌ by placing a specially-made endotracheal tube into the trachea, either through the mouth or nasal cavity, ‌ to maintain the airway clear, ‌ to ensure adequate oxygen supply and carbon dioxide removal. ‌ is an effective method for establishing an artificial airway, and ‌ is widely applied to anesthesia, ‌ intensive care, ‌ emergency rescue and other scenes.

The patient can be inserted into the trachea cannula to supplement oxygen during operation, the cannula, in particular to the balloon expanded on the cannula, can cause uncomfortable feeling such as pain of the patient after contacting with the inner wall of the trachea of the patient for a long time, has certain influence on the operation process, the existing oxygen cannula on the market has no anti-inflammatory and analgesic functions, therefore, the oxygen cannula with the anti-inflammatory and analgesic functions is invented, an automatic drug delivery function is newly added on the basis of the existing oxygen cannula and other cannulas (to adjust to a manual mode), and when the cannula is inserted, accurate regional drug delivery is performed before the balloon is opened, so that the pain and discomfort of a patient are reduced, and favorable conditions are provided for operation.

Disclosure of Invention

The invention aims to provide an endotracheal tube with an automatic drug delivery function, so as to solve the problems in the background technology.

In order to solve the technical problems, the invention is realized by the following technical scheme:

The invention relates to an trachea cannula with an automatic drug delivery function, which comprises a base, wherein the surface of the base is fixedly connected with a drug tank, the top of the drug tank is fixedly connected with a motor, the output end of the motor is fixedly connected with a transmission rod, and the trachea cannula further comprises a drug tank;

The stirring mechanism comprises a stirring shaft, the surface of the stirring shaft is rotationally connected with a stirring roller, and the surface of the stirring roller is fixedly connected with a stirring column;

The wall scraping mechanism comprises a pushing rod, the end part of the pushing rod is fixedly connected with a buffer rod, and one end of the buffer rod, which is far away from the pushing rod, is fixedly connected with a telescopic scraping rod;

The drug delivery mechanism comprises an interlayer sleeve, the end part of the interlayer sleeve is fixedly connected with a drug delivery bag, and the end part of the drug delivery bag is fixedly connected with an oxygen cannula.

Further, the motor is arranged at the top of the medicine tank, and the motor completely penetrates through the top of the medicine tank and extends into the medicine tank.

Further, rabbling mechanism includes the axis of rotation, the fixed surface of axis of rotation is connected with driven ring, driven ring's fixed surface is connected with the dead lever, the surface rotation of dead lever is connected with the lifting frame, the fixed surface of lifting frame is connected with the (mixing) shaft, the surface rotation of (mixing) shaft is connected with the stirring roller, the fixed surface of stirring roller is connected with the spliced pole, the tip fixedly connected with limiting plate of (mixing) shaft, the fixed surface of dead lever is connected with the backup pad, the bottom rotation of axis of rotation is connected with the support frame.

Further, the one end that the motor was kept away from to the transfer line is fixed with the top of axis of rotation, the quantity of dead lever is provided with three, and is three the dead lever is with follow moving ring as central symmetry setting, the quantity of stirring roller is provided with a plurality of, the stirring roller uses the axis of rotation to set up the surface at the (mixing) shaft as central symmetry, the inner wall of backup pad and the surface contact of (mixing) shaft, the one end that the axis of rotation was kept away from to the support frame and the inner wall fixed connection of medicine jar.

Further, scrape wall mechanism includes the rotating turret, the surface rotation of rotating turret is connected with the dwang, the one end fixedly connected with buffer rod of rotating turret is kept away from to the dwang, the one end fixedly connected with flexible scraping rod of dwang is kept away from to the buffer rod, the lifting groove has been seted up on the surface of dwang, the inner wall sliding connection in lifting groove has the sliding block, the fixed surface of sliding block is connected with the passive pole, the one end fixedly connected with extension rod of sliding block is kept away from to the passive pole, the one end fixedly connected with solid fixed ring of passive pole is kept away from to the extension rod, the fixed surface of driven ring is connected with spout frame, the inner wall sliding connection of spout frame has spacing slider, the surface rotation of spacing slider is connected with spacing push rod.

Further, rotating turret fixed connection is on the surface of driven ring, the inner wall of solid fixed ring and the fixed surface connection of axis of rotation, spacing push rod keeps away from the fixed surface connection of one end and the push rod of spacing slider, the quantity of spout frame is provided with three, and three the spout frame uses the axis of rotation to set up as central symmetry, the push rod is kept away from the one end of rotating turret to the tip slope of buffer rod.

Further, the mechanism of dosing includes the medicine pump, medicine pump surface fixedly connected with connecting pipe, the tip fixedly connected with intermediate layer cover of connecting pipe, the tip fixedly connected with of intermediate layer cover is dosed the bag, the tip fixedly connected with oxygen intubate of dosing the bag, the last surface fixedly connected with display of medicine pump, the surface fixedly connected with input panel of medicine pump, the inner wall fixedly connected with flow valve of medicine pump, the inner wall fixedly connected with control panel of medicine pump.

Further, the top of base and the bottom fixed connection of medicine pump, the fixed surface of connecting pipe and medicine jar is connected to link up each other, the one end that the medicine jar was kept away from to the connecting pipe runs through the surface of medicine pump completely, the connecting pipe link up each other with the medicine pump.

The invention has the following beneficial effects:

According to the stirring device, the motor is started to drive the transmission rod to rotate, the rotation shaft is driven to rotate when the transmission rod rotates, the driven ring is driven to rotate and the fixed rod is driven to rotate when the rotation shaft rotates, the lifting frame is driven to rotate when the fixed rod rotates, the stirring shaft is driven to rotate when the lifting frame rotates, the stirring shaft is driven to rotate and lift through centrifugal force generated by rotation of the lifting frame, the stirring roller is driven to rotate and lift upwards when the stirring shaft rotates and lifts, the stirring roller is driven to rotate on the surface of the stirring shaft under the resistance of liquid medicine when rotating, the stirring column is driven to rotate when the stirring roller rotates, the liquid medicine is effectively and simultaneously stirred for the second time, so that the liquid medicine is uniformly and fully mixed together, and the part for patient administration is more uniform.

According to the invention, the wall scraping mechanism is arranged, the fixed ring is driven to rotate while the driven ring rotates, the extension rod is driven to rotate while the fixed ring rotates, the extension rod is driven to move outwards by centrifugal force generated by rotating speed when rotating, the extension rod is driven to move outwards while extending, the sliding block is driven to slide forwards on the inner wall of the lifting groove while moving the passive rod, the pushing rod is driven to lift in a direction away from each other while moving the sliding block, the buffer rod is driven to lift in a direction away from each other while the pushing rod lifts, the two ends of the telescopic scraping rod are driven to expand and extend outwards while the pushing rod lifts in a direction away from each other, the limiting push rod is driven to move forwards while moving forwards, the limiting slide block is driven to slide forwards on the inner wall of the sliding groove frame while reaching a certain position, residual and adhered liquid medicine on the inner wall of the medicine tank is effectively scraped, so that waste of the liquid medicine is avoided, and time is saved for a worker.

According to the invention, the administration mechanism is arranged, the oxygen cannula is inserted into the trachea of a patient, then the drug pump is started through the input panel, the drug pump extracts the liquid medicine in the drug tank through the connecting pipe, the liquid medicine enters the interlayer sleeve through the connecting pipe, flows to the administration bag through the interlayer sleeve, disperses and uniformly sprinkles the liquid medicine in the trachea of the patient through the administration bag, and when the liquid medicine is extracted and administered to the patient, the administration amount of the patient can be kept constant through the flow valve, so that the automatic and accurate administration can be effectively carried out on the patient, the discomfort that the balloon expanded on the cannula is in contact with the inner wall of the trachea of the patient for a long time, and the like of the patient can be caused, and favorable conditions are provided for operation.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic overall sectional view of the present invention;

FIG. 3 is a schematic diagram of the overall structure of the stirring mechanism of the invention;

FIG. 4 shows the present invention a schematic structural view of the support plate;

FIG. 5 is a schematic view of the overall structure of the wall scraping mechanism of the present invention;

FIG. 6 is a schematic view of a slider structure according to the present invention;

FIG. 7 is a schematic view of the overall structure of the drug delivery mechanism of the present invention;

FIG. 8 is a schematic diagram of a flow valve according to the present invention;

fig. 9 is a schematic diagram of the control board structure of the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

In the figure: 1. a base; 2. a canister; 3. a motor; 4. a transmission rod; 10. a stirring mechanism; 11. a rotating shaft; 12. a slave ring; 13. a fixed rod; 14. lifting the frame; 15. a stirring shaft; 16. a stirring roller; 17. stirring the column; 18. a limiting disc; 19. a support plate; 20. a support frame; 30. a wall scraping mechanism; 31. a rotating frame; 32. a push rod; 33. a buffer rod; 34. a telescopic scraping rod; 35. a sliding block; 36. a passive lever; 37. an extension rod; 38. a fixing ring; 39. a chute frame; 40. a limit sliding block; 41. a limiting push rod; 50. a drug delivery mechanism; 51. a drug pump; 52. a connecting pipe; 53. an interlayer sleeve; 54. a drug administration capsule; 55. an oxygen cannula; 56. a display; 57. an input panel; 58. a flow valve; 59. and (5) a control panel.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-9, the invention discloses an endotracheal intubation with automatic drug delivery function, which comprises a base 1, wherein a drug tank 2 is fixedly connected to the surface of the base 1, a motor 3 is fixedly connected to the top of the drug tank 2, a transmission rod 4 is fixedly connected to the output end of the motor 3, and the endotracheal intubation device comprises the following steps that firstly, the motor 3 is started to drive the transmission rod 4 to rotate;

The stirring mechanism 10 comprises a stirring shaft 15, the stirring shaft 15 is lifted through centrifugal force generated by rotation of a lifting frame 14, a stirring roller 16 is rotationally connected to the surface of the stirring shaft 15, the stirring roller 16 is driven to rotate and lift upwards when the stirring shaft 15 rotates and lifts, the stirring roller 16 is rotated on the surface of the stirring shaft 15 under the resistance of liquid medicine when rotating, a stirring column 17 is fixedly connected to the surface of the stirring roller 16, and the stirring column 17 is driven to rotate when the stirring roller 16 rotates;

The wall scraping mechanism 30 comprises a pushing rod 32, wherein when a sliding block 35 moves, the pushing rod 32 is lifted in a direction away from each other, a buffer rod 33 is fixedly connected to the end part of the pushing rod 32, when the pushing rod 32 is lifted, the buffer rod 33 is driven to lift in a direction away from each other, one end of the buffer rod 33 away from the pushing rod 32 is fixedly connected with a telescopic scraping rod 34, and when the pushing rod 32 is lifted, the two ends of the telescopic scraping rod 34 are driven to expand and extend outwards;

the drug delivery mechanism 50, the drug delivery mechanism 50 includes the intermediate layer cover 53, and the liquid medicine gets into intermediate layer cover 53 through connecting pipe 52, and the tip fixedly connected with of intermediate layer cover 53 is administered the bag 54, is flowing to the bag 54 through intermediate layer cover 53, and the tip fixedly connected with oxygen intubate 55 of bag 54 is administered the bag 54, is dispersing and even spill the liquid medicine in the inside of patient's trachea through the bag 54 of administering, inserts the inside of patient's trachea with oxygen intubate 55.

The motor 3 is arranged at the top of the medicine tank 2, and the motor 3 completely penetrates through the top of the medicine tank 2 and extends into the medicine tank.

The stirring mechanism 10 comprises a rotating shaft 11, a driven ring 12 is fixedly connected to the surface of the rotating shaft 11, a fixed rod 13 is fixedly connected to the surface of the driven ring 12, a lifting frame 14 is connected to the surface of the fixed rod 13 in a rotating mode, the lifting frame 14 is driven to rotate when the fixed rod 13 rotates, a stirring shaft 15 is fixedly connected to the surface of the lifting frame 14, the stirring shaft 15 is driven to rotate when the lifting frame 14 rotates, a stirring roller 16 is connected to the surface of the stirring shaft 15 in a rotating mode, a stirring column 17 is fixedly connected to the surface of the stirring roller 16, a limiting disc 18 is fixedly connected to the end portion of the stirring shaft 15, a supporting plate 19 is fixedly connected to the surface of the fixed rod 13, a supporting frame 20 is connected to the bottom of the rotating shaft 11 in a rotating mode, liquid medicine is effectively and simultaneously subjected to secondary stirring, the liquid medicine is enabled to be more uniformly and fully mixed together, and the part of the medicine is fed to a patient is more uniform.

One end that motor 3 was kept away from to transfer line 4 and the top fixed connection of axis of rotation 11, drive axis of rotation 11 rotation when transfer line 4 pivoted, the quantity of dead lever 13 is provided with three, drive dead lever 13 rotation when follow moving ring 12 pivoted, three dead lever 13 set up with follow moving ring 12 as central symmetry, drive from moving ring 12 rotation when axis of rotation 11 pivoted, the quantity of stirring roller 16 is provided with a plurality of, stirring roller 16 uses axis of rotation 11 to set up at the surface of (mixing) shaft 15 as central symmetry, the inner wall of backup pad 19 contacts with the surface of (mixing) shaft 15, the one end that axis of rotation 11 was kept away from to support frame 20 and the inner wall fixed connection of medicine jar 2.

The wall scraping mechanism 30 comprises a rotating frame 31, a pushing rod 32 is rotationally connected to the surface of the rotating frame 31, one end of the pushing rod 32, which is far away from the rotating frame 31, is fixedly connected with a buffer rod 33, one end of the buffer rod 33, which is far away from the pushing rod 32, is fixedly connected with a telescopic scraping rod 34, a lifting groove is formed in the surface of the pushing rod 32, a sliding block 35 is slidably connected to the inner wall of the lifting groove, the sliding block 35 is driven to slide forwards on the inner wall of the lifting groove when the driven rod 36 moves, a driven rod 36 is fixedly connected to the surface of the sliding block 35, the driven rod 36 is driven to move outwards when the extending rod 37 extends, one end of the driven rod 36, which is far away from the sliding block 35, is fixedly connected with the extending rod 37, is far away from one end of the driven rod 36, is fixedly connected with a fixed ring 38, the extending rod 37 is driven to rotate while the fixed ring 38, a chute frame 39 is fixedly connected to the surface of the driven ring 12 through centrifugal force generated by rotating speed, a limit sliding block 40 is slidably connected to the inner wall of the chute frame 39, and the limit sliding block 41 is moved forwards on the inner wall of the limit sliding block 41 while the limit sliding rod 41 moves forwards, the limit sliding block 40 is pushed forwards on the inner wall of the chute frame 39, and the limit sliding block 40 is effectively prevented from being adhered to the inner wall of the limit tank, and the limit tank is effectively cleaned, and the drug liquid medicine is not wasted, and the drug is prevented from being adhered to the position of the limit tank 2.

The rotating frame 31 is fixedly connected to the surface of the driven ring 12, the inner wall of the fixed ring 38 is fixedly connected with the surface of the rotating shaft 11, the fixed ring 38 is driven to rotate while the driven ring 12 rotates, one end of the limiting push rod 41, which is far away from the limiting slide block 40, is fixedly connected with the surface of the push rod 32, the limiting push rod 41 is pushed to move forward while the push rod 32 is lifted in the direction away from each other, three chute frames 39 are arranged, the three chute frames 39 are symmetrically arranged with the rotating shaft 11 as the center, and the push rod 32 is far away from one end of the rotating frame 31 and is inclined towards the end part of the buffer rod 33.

The mechanism 50 of dosing includes medicine pump 51, medicine pump 51 fixedly connected with connecting pipe 52, the tip fixedly connected with intermediate layer cover 53 of connecting pipe 52, the tip fixedly connected with of intermediate layer cover 53 dosing bag 54, the tip fixedly connected with oxygen intubate 55 of dosing bag 54, the upper surface fixedly connected with display 56 of medicine pump 51, the surface fixedly connected with input panel 57 of medicine pump 51, the inner wall fixedly connected with flow valve 58 of medicine pump 51, when carrying out the extraction and dosing to the patient, can carry out invariable to the patient through flow valve 58, then start medicine pump 51 through setting up input panel 57, the inner wall fixedly connected with control panel 59 of medicine pump 51, effectually carry out automatic and accurate dosing to the patient, and the sacculus of inflation opening on the intubate can cause uncomfortable feeling such as pain of patient after contacting with patient's trachea inner wall for a long time, provide the favorable condition for the operation.

The top of base 1 and the bottom fixed connection of medicine pump 51, connecting pipe 52 and the fixed surface connection of medicine jar 2, medicine pump 51 draws the inside liquid medicine of medicine jar 2 through connecting pipe 52 to link up each other, and the one end that connecting pipe 52 kept away from medicine jar 2 runs through the surface of medicine pump 51 completely, and connecting pipe 52 and medicine pump 51 link up each other.

When in use, firstly, the motor 3 is started to drive the transmission rod 4 to rotate, the transmission rod 4 drives the rotation shaft 11 to rotate, the rotation shaft 11 drives the driven ring 12 to rotate while the driven ring 12 rotates, the fixed rod 13 drives the lifting frame 14 to rotate while the fixed rod 13 rotates, the lifting frame 14 drives the stirring shaft 15 to rotate while the fixed rod 13 rotates, the stirring shaft 15 drives the stirring roller 16 to rotate and lift upwards through the centrifugal force generated by the rotation of the lifting frame 14, the stirring shaft 15 rotates and lifts through the rotation and the lifting, the stirring roller 16 receives the resistance of liquid medicine to rotate on the surface of the stirring shaft 15 while rotating, the stirring roller 16 drives the stirring column 17 to rotate while rotating, the fixed ring 38 is driven to rotate while the driven ring 12 rotates, the extension rod 37 is driven to rotate while the fixed ring 38 rotates, the extension rod 37 is rotated by centrifugal force generated by rotation speed and extends outwards, the extension rod 37 drives the driven rod 36 to move outwards when extending, the driven rod 36 drives the sliding block 35 to slide forwards on the inner wall of the lifting groove when moving, the sliding block 35 lifts the pushing rod 32 in a direction away from each other when moving, the pushing rod 32 lifts the pushing rod 32 and drives the buffer rod 33 in a direction away from each other, the pushing rod 32 lifts and drives the two ends of the telescopic scraping rod 34 to expand and extend outwards, the pushing rod 32 lifts in a direction away from each other and pushes the limiting push rod 41 to move forwards, the limiting push rod 41 moves forwards and pushes the limiting slide block 40 to slide forwards on the inner wall of the sliding groove frame 39 and limit when reaching a certain position, the oxygen cannula 55 is inserted into the trachea of a patient, then, the medicine pump 51 is started by providing the input panel 57, the medicine pump 51 draws the medicine liquid in the medicine tank 2 through the connecting pipe 52, the medicine liquid enters the interlayer sleeve 53 through the connecting pipe 52, flows to the medicine bag 54 through the interlayer sleeve 53, and disperses and uniformly sprinkles the medicine liquid in the inside of the trachea of the patient through the medicine bag 54, and when the medicine liquid is drawn and administered to the patient, the administration amount of the medicine liquid to the patient can be kept constant through the flow valve 58.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (8)

1. The tracheal cannula with the automatic drug delivery function comprises a base (1), wherein a drug tank (2) is fixedly connected to the surface of the base (1), a motor (3) is fixedly connected to the top of the drug tank (2), and a transmission rod (4) is fixedly connected to the output end of the motor (3), and the tracheal cannula is characterized by further comprising;

The stirring mechanism (10), the stirring mechanism (10) comprises a stirring shaft (15), the surface of the stirring shaft (15) is rotationally connected with a stirring roller (16), and the surface of the stirring roller (16) is fixedly connected with a stirring column (17);

The wall scraping mechanism (30), the wall scraping mechanism (30) comprises a pushing rod (32), a buffer rod (33) is fixedly connected to the end part of the pushing rod (32), and a telescopic scraping rod (34) is fixedly connected to one end, far away from the pushing rod (32), of the buffer rod (33);

The drug delivery mechanism (50), drug delivery mechanism (50) include intermediate layer cover (53), the tip fixedly connected with of intermediate layer cover (53) is dosed bag (54), the tip fixedly connected with oxygen intubate (55) of dosing bag (54).

2. An endotracheal tube with automatic drug delivery function according to claim 1, wherein: the motor (3) is arranged at the top of the medicine tank (2), and the motor (3) completely penetrates through the top of the medicine tank (2) and extends to the inside.

3. An endotracheal tube with automatic drug delivery function according to claim 2, wherein: the stirring mechanism (10) comprises a rotating shaft (11), a driven ring (12) is fixedly connected to the surface of the rotating shaft (11), a fixing rod (13) is fixedly connected to the surface of the driven ring (12), a lifting frame (14) is rotatably connected to the surface of the fixing rod (13), a stirring shaft (15) is fixedly connected to the surface of the lifting frame (14), a stirring roller (16) is rotatably connected to the surface of the stirring shaft (15), a stirring column (17) is fixedly connected to the surface of the stirring roller (16), a limiting disc (18) is fixedly connected to the end part of the stirring shaft (15), a supporting plate (19) is fixedly connected to the surface of the fixing rod (13), and a supporting frame (20) is rotatably connected to the bottom of the rotating shaft (11).

4. A tracheal cannula with automatic drug delivery function according to claim 3, wherein: one end that motor (3) was kept away from to transfer line (4) and the top fixed connection of axis of rotation (11), the quantity of dead lever (13) is provided with three, and is three dead lever (13) use driven ring (12) as central symmetry setting, the quantity of stirring roller (16) is provided with a plurality of, stirring roller (16) use axis of rotation (11) to set up the surface at (15) stirring shaft as central symmetry, the inner wall of backup pad (19) and the surface contact of (15) stirring shaft, the one end that axis of rotation (11) and the inner wall fixed connection of medicine jar (2) are kept away from to support frame (20).

5. An endotracheal tube with automatic drug delivery function according to claim 4, wherein: the wall scraping mechanism (30) comprises a rotating frame (31), a pushing rod (32) is rotationally connected to the surface of the rotating frame (31), a buffer rod (33) is fixedly connected to one end of the pushing rod (32) away from the rotating frame (31), a telescopic scraping rod (34) is fixedly connected to one end of the pushing rod (32) away from the buffer rod (33), a lifting groove is formed in the surface of the pushing rod (32), a sliding block (35) is slidingly connected to the inner wall of the lifting groove, a driven rod (36) is fixedly connected to the surface of the sliding block (35), an extension rod (37) is fixedly connected to one end of the driven rod (36) away from the driven rod (36), a fixed ring (38) is fixedly connected to one end of the extension rod (37) away from the driven rod (36), a sliding groove frame (39) is fixedly connected to the surface of the driven ring (12), a limiting sliding block (40) is slidingly connected to the inner wall of the sliding groove frame (39), and a limiting push rod (41) is rotationally connected to the surface of the limiting block (40).

6. An endotracheal tube with automatic drug delivery function according to claim 5, wherein: the utility model discloses a buffer rod (33) of a car, including rotating frame (31), fixed ring (38), locating push rod (41), locating slide block (40), locating slide block (39), locating slide block (32), rotating frame (11) are used to the surface of driven ring (12) fixed connection, the inner wall of fixed ring (38) is connected with the surface mounting of axis of rotation (11), the one end that locating push rod (41) kept away from locating slide block (40) is connected with the surface mounting of push rod (32), the quantity of spout frame (39) is provided with three spout frame (39) use axis of rotation (11) to set up as central symmetry, the one end that rotating frame (31) was kept away from to push rod (32) is inclined towards the tip of buffer rod (33).

7. An endotracheal tube with automatic drug delivery function according to claim 6, wherein: dosing mechanism (50) include medicine pump (51), medicine pump (51) fixedly connected with connecting pipe (52), the tip fixedly connected with intermediate layer cover (53) of connecting pipe (52), the tip fixedly connected with of intermediate layer cover (53) is dosed bag (54), the tip fixedly connected with oxygen intubate (55) of dosing bag (54), the last fixedly connected with display (56) of medicine pump (51), the fixedly connected with input panel (57) of surface of medicine pump (51), the inner wall fixedly connected with flow valve (58) of medicine pump (51), the inner wall fixedly connected with control panel (59) of medicine pump (51).

8. An endotracheal tube with automatic drug delivery function according to claim 7, wherein: the top of base (1) and the bottom fixed connection of medicine pump (51), connecting pipe (52) and the fixed surface of medicine jar (2) are connected to link up each other, the one end that medicine jar (2) was kept away from to connecting pipe (52) runs through the surface of medicine pump (51) completely, connecting pipe (52) link up each other with medicine pump (51).