CN113208759A

CN113208759A - Multifunctional toothbrush for trachea cannula patient

Info

Publication number: CN113208759A
Application number: CN202110630766.8A
Authority: CN
Inventors: 严丽华; 张琳; 张敏; 贲丽云; 朱玉玲; 高秋燕
Original assignee: Nantong First Peoples Hospital
Current assignee: Nantong First Peoples Hospital
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-08-06

Abstract

The invention relates to a multifunctional toothbrush for a patient with trachea cannula, which comprises a main body mechanism, a flushing and sucking assembly and a vibration assembly, wherein the vibration assembly comprises an ultrasonic transduction plate and an oscillation circuit module, a second inner cavity is formed in a brush head, the ultrasonic transduction plate is fixedly arranged in the second inner cavity, a third inner cavity is formed in the bottom of the inner part of a handle, the oscillation circuit module is fixedly arranged in the third inner cavity, the oscillation circuit module is electrically connected with the ultrasonic transduction plate, and a control button for controlling the starting and stopping of the vibration assembly is fixedly arranged on the outer wall of the handle. The multifunctional toothbrush is more attractive and elegant in appearance, more convenient to use, firm in connection, free of the problem of pipeline falling, convenient to disassemble and assemble, and convenient for cleaning and disinfecting the interior of the pipeline and the brush head and replacing the brush head.

Description

Multifunctional toothbrush for trachea cannula patient

Technical Field

The invention relates to the technical field of nursing, in particular to a multifunctional toothbrush for a patient with trachea cannula.

Background

When critically ill patients are clinically rescued, oral tracheal intubation is usually needed due to critical conditions, and for the patients with the same type of diseases, because the oral cavity is in an open state and can not be taken orally, the internal environment, swallowing function and saliva secretion function of the oral cavity are changed, so that oral bacteria are easy to reproduce and move downwards, which becomes one of the direct reasons causing the ventilator-related pneumonia. Although the traditional cotton ball wiping oral care can effectively remove dental plaque, the positions of the tooth surface, the tooth gaps, the tongue fur and the like of a patient with oral trachea cannula are difficult to be thoroughly cleaned due to the blocking of the cannula and the bite block, and particularly for the patient with a large amount of thick sputum, a scab is easily formed on the tooth surface and the tongue surface, more cotton balls are required to be repeatedly used for repeated wiping, and the effect is not ideal.

Although the existing toothbrush has the function of flushing and sucking, the toothbrush is not convenient to disassemble and assemble, so that the toothbrush cannot be cleaned and disinfected in time after being used, the toothbrush does not have the function of replacing the brush head, the whole toothbrush needs to be replaced after the brush head is damaged, the medical expense of a patient is increased, and the phenomenon that a pipeline falls off easily occurs.

Disclosure of Invention

Based on this, there is a need for a multifunctional toothbrush for endotracheal intubation patients.

A multifunctional toothbrush for a patient with trachea cannula comprises a main body mechanism, a flushing and sucking assembly and a vibration assembly;

the main body mechanism comprises a handle and a brush head, wherein the lower end of the brush head is fixedly connected with a rubber sleeve, the rubber sleeve is fixedly connected to the upper end of the handle, and one side surface of the upper end of the brush head is fixedly connected with bristles;

the flushing and sucking assembly is arranged on the main body mechanism, and the flushing and sucking mechanism is used for flushing the interior of the oral cavity of a patient in an all-around manner when the patient brushes teeth and sucking away flushed waste liquid in time;

wherein, the vibrations subassembly sets up on the main part mechanism, the vibrations subassembly is used for when wasing oral cavity and tooth to the patient, through the energy that the ultrasonic wave sent pass through the brush head with on the brush hair transmits patient oral cavity inside and tooth, can make dental plaque, calculus and the loose drop of phlegm scab on the patient's tooth, improves cleaning quality and efficiency.

By adopting the technical scheme: when carrying out the oral cavity cleanness to the patient, can shake the pine with adnexed phlegm scab, calculus and dental plaque on the patient's tooth through vibrations subassembly, then rush to inhale the subassembly through the brush hair cooperation with the bacterium in the oral cavity and drop phlegm scab, calculus and dental plaque along with the quick absorption of waste liquid that produces when washing from the tooth, improved the comfort level of patient and the cleanness in oral cavity on the one hand, its two nursing efficiency that have improved nursing staff, reduce nursing staff's physical demands.

In one embodiment, the flushing and sucking assembly includes a negative pressure water pipe and a flushing water pipe, a first flushing water pipe and a first negative pressure pipe are respectively disposed inside the handle, a first inner cavity is disposed inside the brush head, a plurality of flushing holes are disposed on one side of the brush head, the flushing holes are communicated with the first inner cavity, a water suction hole is disposed on a side surface of the brush head, a second flushing water pipe and a second negative pressure pipe are respectively disposed inside the brush head, an upper end of the second flushing water pipe is communicated with the first inner cavity, a lower end of the second flushing water pipe is communicated with an upper end of the first flushing water pipe, an upper end of the second negative pressure pipe is communicated with the water suction hole, a lower end of the second negative pressure pipe is communicated with an upper end of the first negative pressure pipe, and one end of the flushing water pipe is communicated with a lower end of the first flushing water pipe, one end of the negative pressure water pipe is communicated with the lower end of the first negative pressure pipeline.

By adopting the technical scheme: the inside of the oral cavity of the patient is washed in an all-around way when the patient brushes the teeth, and waste liquid and dirt after washing are sucked away in time.

In one embodiment, the outer wall of one end of the negative pressure water pipe and the outer wall of one end of the flushing water pipe are both provided with external threads, the inner wall of the lower end of the first flushing water pipe and the inner wall of the lower end of the first negative pressure pipe are both provided with internal threads, one end of the negative pressure water pipe is communicated with the lower end of the first negative pressure pipe through threads, and one end of the flushing water pipe is communicated with the lower end of the first flushing water pipe through threads.

By adopting the technical scheme: the negative pressure water pipe and the flushing water pipe can be conveniently disassembled and fixed.

In one of them embodiment, the one end outer wall of negative pressure water pipe with the equal fixedly connected with stopper of one end outer wall of bath water pipe is located the outside of first wash water pipeline and being located the outside of first negative pressure pipeline annular spacing groove has been seted up to the outer wall of handle, the inside in annular spacing groove is provided with first sealing washer, the stopper inserts the inside in annular spacing groove, and presses one side of first sealing washer.

By adopting the technical scheme: the sealing performance when improving the intercommunication between the pipeline avoids the liquid seepage.

In one embodiment, the upper end of the first flushing pipe is communicated with a first connecting nozzle, the lower end of the second negative pressure pipe is communicated with a second connecting nozzle, the first connecting nozzle and the second connecting nozzle are both set to be conical connecting nozzles, the first connecting nozzle is hermetically inserted inside the lower end of the second flushing pipe, and the second connecting nozzle is hermetically inserted inside the upper end of the first negative pressure pipe.

By adopting the technical scheme: the tightness of the connection between the pipelines is improved, and the water in the pipelines is prevented from leaking out.

In one embodiment, the outer wall of the upper end of the handle is provided with an annular clamping groove, the inner wall of the lower end of the rubber sleeve is fixedly and integrally formed with a limiting ring, the upper end of the handle is conical, and the limiting ring is clamped in the annular clamping groove.

By adopting the technical scheme: on one hand, the brush head can be firmly fixed on the handle, so that the brush head is prevented from falling off from the handle, and the brush head is convenient to disassemble, clean and replace.

In one of them embodiment, the vibrations subassembly includes ultrasonic wave transduction board and oscillation circuit module, the second inner chamber has been seted up to the inside of brush head, ultrasonic wave transduction board fixed mounting be in the inside of second inner chamber, the third inner chamber has been seted up to the inside bottom of handle, oscillation circuit module fixed mounting be in the inside of third inner chamber, the oscillation circuit module with ultrasonic wave transduction board electric connection, the outer wall fixed mounting of handle has and is used for control the control button that vibrations subassembly opened and stops.

By adopting the technical scheme: when clearing the oral cavity of a patient, the oscillating circuit module is matched with the ultrasonic wave energy conversion plate, so that dental plaque, calculus and sputum scab on the teeth of the patient can be quickly cleared, and the cleaning quality and the nursing efficiency are improved.

In one embodiment, the bottom of the brush head is fixedly connected with a zero line conductive insert ring and a live wire conductive insert pin respectively, the live wire conductive insert pin is located inside the zero line conductive insert ring, the zero line conductive insert ring is electrically connected with the negative electrode of the ultrasonic energy conversion plate, the live wire conductive insert pin is electrically connected with the positive electrode of the ultrasonic energy conversion plate, the top of the handle is fixedly connected with an insulating base, a zero line conductive insert groove and a live wire conductive insert groove are formed in the insulating base respectively, the zero line conductive insert groove is electrically connected with the negative electrode of the oscillation circuit module, the live wire conductive insert groove is electrically connected with the positive electrode of the oscillation circuit module, the zero line conductive insert ring is inserted inside the zero line conductive insert groove, and the live wire conductive insert pin is inserted inside the live wire conductive insert groove.

By adopting the technical scheme: the quick connection and separation between the oscillation circuit module and the ultrasonic wave transduction plate are facilitated, and the problem of circuit damage is avoided.

In one embodiment, a second sealing ring is sleeved on the outer wall of the neutral wire conductive insert ring.

By adopting the technical scheme: avoid inside water got into insulating base, cause the short circuit of circuit.

In one embodiment, a storage battery for supplying power is fixedly installed inside the third inner cavity, and the storage battery is a rechargeable lithium battery.

By adopting the technical scheme: is convenient for the use of the multifunctional toothbrush for the patient with trachea cannula.

The invention has the technical effects and advantages that:

1. the multifunctional toothbrush for the patient with the trachea cannula has the advantages that the multifunctional toothbrush is more attractive and elegant in appearance, more convenient to use, firm in connection, free of the problem of pipeline falling, convenient to disassemble and assemble, and convenient for cleaning and disinfecting the interior of the pipeline and the brush head and replacing the brush head;

2. make this trachea cannula patient possess wireless function of charging with multi-functional toothbrush through setting up induction coil and rectifier, improve the stability of inner line.

Drawings

FIG. 1 is a schematic structural view of a multifunctional toothbrush for endotracheal intubation patients according to the present invention;

FIG. 2 is a schematic structural view of an insulating base of the multifunctional toothbrush for endotracheal intubation patients according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of a third lumen of the multifunctional toothbrush for endotracheal intubation patients according to the present invention;

FIG. 5 is an enlarged view of the portion B of FIG. 4;

FIG. 6 is a schematic sectional view of a toothbrush head of the multifunctional toothbrush for endotracheal intubation patients;

FIG. 7 is an enlarged view of the portion C of FIG. 6;

FIG. 8 is a schematic structural view of a second sealing ring of the multifunctional toothbrush for endotracheal intubation patients according to the present invention;

fig. 9 is an enlarged view of a portion D in fig. 8.

In the figure: 1. a handle; 2. a brush head; 3. a rubber sleeve; 4. a negative pressure water pipe; 5. a flushing water pipe; 6. a control button; 7. a first connecting nozzle; 8. an insulating base; 9. a second seal ring; 10. a second connection mouth; 11. a second flushing pipe; 12. a limiting ring; 13. a zero line conductive insert ring; 14. a live wire conductive pin; 15. a first negative pressure conduit; 16. a first flushing pipe; 17. a third lumen; 18. a rectifier; 19. an induction coil; 20. a storage battery; 21. an oscillation circuit module; 22. a limiting block; 23. an external thread; 24. a first seal ring; 25. an internal thread; 26. an annular limiting groove; 27. a zero line conductive slot; 28. a live wire conductive slot; 29. a second negative pressure conduit; 30. a water suction hole; 31. a first lumen; 32. an ultrasonic transducing plate; 33. flushing the hole; 34. a second lumen; 35. an annular neck; 36. and (3) brush hairs.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-9, a multifunctional toothbrush for a patient with trachea cannula comprises a main body mechanism, the main body mechanism comprises a handle 1, a brush head 2, bristles 36 and a rubber sleeve 3, the bristles 36 are fixedly connected to one side surface of the upper end of the brush head 2, the rubber sleeve 3 is fixedly connected to the bottom of the brush head 2, in order to firmly fix the brush head 2 on the handle 1, a limit ring 12 and an annular clamping groove 35 are arranged, wherein the limit ring 12 is arranged on the inner wall of the lower end of the rubber sleeve 3, the annular clamping groove 35 is arranged on the outer wall of the upper end of the handle 1, the limit ring 12 is clamped inside the annular clamping groove 35, the limit ring 12 and the rubber sleeve 3 are integrally formed, the limit ring 12 is matched with the annular clamping groove 35, so that the brush head 2 can be more conveniently and quickly disassembled, cleaned and replaced, and the brush head 2 can be selected as a soft silica gel brush head;

in order to improve the efficiency of nursing personnel for cleaning the oral cavity of a patient and reduce the physical consumption of the nursing personnel, the multifunctional toothbrush for the tracheal intubation patient is provided with a flushing and sucking component, the flushing and sucking component comprises a negative pressure water pipe 4, a flushing water pipe 5, a first flushing water pipe 16, a first negative pressure pipe 15, a second flushing water pipe 11, a second negative pressure pipe 29, a first inner cavity 31, a flushing hole 33 and a water suction hole 30, the first flushing water pipeline 16 and the first negative pressure pipeline 15 are all arranged inside the handle 1, the second flushing water pipeline 11, the second negative pressure pipeline 29 and the first inner cavity 31 are all arranged inside the brush head 2, the flushing hole 33 is arranged on the brush head 2 on the same side as the bristles 36, the flushing hole 33 is communicated with the first inner cavity 31, the second flushing water pipeline 11 is communicated with the first inner cavity 31, the water suction hole 30 is arranged on the side face of the brush head 2, and the upper end of the second negative pressure pipeline 29 is communicated with the water suction hole 30;

in order to avoid the phenomenon of water leakage between pipelines when the brush head 2 is connected with the handle 1, a first connecting nozzle 7 and a second connecting nozzle 10 are arranged, the first connecting nozzle 7 is communicated with the upper end of the first flushing pipeline 16, the second connecting nozzle 10 is communicated with the lower end of the second negative pressure pipeline 29, for convenient insertion, the first connecting nozzle 7 and the second connecting nozzle 10 are both conical, the first connecting nozzle 7 is inserted in the lower end of the second flushing pipeline 11 in a sealing manner, and the second connecting nozzle 10 is inserted in the upper end of the first negative pressure pipeline 15 in a sealing manner;

wherein, the negative pressure water pipe 4 and the flushing water pipe 5 are convenient to disassemble, assemble and fix, the flushing water pipe 5 and the first flushing water pipe 16 and the negative pressure water pipe 4 and the first negative pressure pipeline 15 are communicated by screw threads, wherein, the outer wall of one end of the negative pressure water pipe 4 and the outer wall of one end of the flushing water pipe 5 are both provided with external screw threads 23, the inner wall of the lower end of the first flushing water pipe 16 and the inner wall of the lower end of the first negative pressure pipeline 15 are both provided with internal screw threads 25 matched with the external screw threads 23, in order to avoid the liquid leakage phenomenon during flushing and sucking, a limit block 22 and a first seal ring 24 are arranged, the outer walls of the external handle 1 positioned outside the first flushing water pipe 16 and the first negative pressure pipeline 15 are provided with annular limit grooves 26, the first seal ring 24 is arranged inside the annular limit grooves 26, the limit block 22 is respectively fixed on the outer wall of one end of the negative pressure water pipe 4 and the outer wall of one end of the flushing water pipe 5, the limiting block 22 is inserted into the annular limiting groove 26 and pressed on one side of the first sealing ring 24, and the sealing performance of pipeline connection is effectively improved by the cooperation of the limiting block 22 with the first sealing ring 24 and the annular limiting groove 26;

in order to improve the cleaning quality and improve the cleaning efficiency, the multifunctional toothbrush for the trachea cannula patient is provided with a vibration component, the vibration component comprises an ultrasonic energy conversion plate 32, an oscillation circuit module 21 and a control button 6 for controlling the start and stop of the vibration component, wherein the ultrasonic energy conversion plate 32 is fixedly arranged inside a second inner cavity 34, the second inner cavity 34 is arranged inside a brush head 2, the oscillation circuit module 21 is fixedly arranged inside a third inner cavity 17, the third inner cavity 17 is arranged at the bottom inside a handle 1, the control button 6 is fixedly arranged on the outer wall of the handle 1, in order to prevent a connecting circuit from being damaged when the brush head 2 is quickly disassembled and assembled, a zero line conductive insert ring 13, a live line conductive insert pin 14, a zero line conductive insert slot 27 and a live line conductive insert slot 28 are arranged, wherein the zero line conductive insert ring 13 and the live line conductive insert pin 14 are fixedly arranged at the bottom of the brush head 2, the zero line conductive slot 27 and the live wire conductive slot 28 are both arranged on the insulating base 8, the insulating base 8 is fixedly connected with the top of the handle 1, the zero line conductive insert ring 13 is inserted inside the zero line conductive slot 27, the live wire conductive insert pin 14 is inserted inside the live wire conductive slot 28,

in order to avoid liquid entering the insulating base 8 and causing short circuit to the circuit, a second sealing ring 9 is arranged, the second sealing ring 9 is sleeved on the outer wall of the zero line conductive insert ring 13, the zero line conductive insert 27 is electrically connected with the negative pole of the oscillating circuit module 21, the live line conductive insert 28 is electrically connected with the positive pole of the oscillating circuit module 21, the live line conductive pin 14 is inserted in the live line conductive insert 28, the zero line conductive insert ring 13 is electrically connected with the negative pole of the ultrasonic transduction plate 32, and the live line conductive pin 14 is electrically connected with the positive pole of the ultrasonic transduction plate 32;

for example, in order to make the multifunctional toothbrush convenient for the patient with the trachea cannula to use, a storage battery 20 for supplying power is also arranged, and the storage battery 20 can be a rechargeable lithium battery.

For example, to facilitate a quick connection between the brush head 2 and the handle 1, the upper end of the handle 1 is tapered.

When the multifunctional toothbrush for the trachea cannula patient is used, the first connecting nozzle 7 is firstly aligned to the second flushing water pipe 11, the second connecting nozzle 10 is aligned to the first negative pressure pipe 15, the brush head 2 is inserted on the handle 1, one end of the negative pressure water pipe 4 is fixed on the first negative pressure pipe 15, one end of the flushing water pipe 5 is fixed on the first flushing water pipe 16, the other end of the negative pressure water pipe 4 is connected on the negative pressure suction apparatus, the other end of the flushing water pipe 5 is connected on a miniature water pump for supplying water, then the control button 6 is started to clean the inside of the oral cavity and the teeth of the patient, the cleaned liquid is sprayed into the oral cavity of the patient through the flushing water pipe 5, the first flushing water pipe 16 and the second flushing water pipe 11 through the flushing holes 33 to flush the oral cavity and the teeth of the patient, the ultrasonic vibration is matched, the scab and the calculus on the teeth of the patient can be quickly cleaned, the cleaned waste water is discharged through the negative pressure water pipe 4 through the water suction holes 30.

For example, in order to improve the sealing performance and convenience of the bottom of the handle 1 during charging, an induction coil 19 and a rectifier 18 are provided, the induction coil 19 is fixedly installed at the bottom inside the third inner cavity 17, the rectifier 18 is fixedly installed inside the third inner cavity 17, the input end of the rectifier 18 is electrically connected with the terminal of the induction coil 19 through a conducting wire, and the output end of the rectifier 18 is electrically connected with the storage battery 20 through a conducting wire.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above embodiments only express a few embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A multifunctional toothbrush for a patient with trachea cannula is characterized by comprising a main body mechanism, a flushing and sucking assembly and a vibration assembly;

the brush comprises a main body mechanism and a brush head, wherein the main body mechanism comprises a handle (1) and a brush head (2), the lower end of the brush head (2) is fixedly connected with a rubber sleeve (3), the rubber sleeve (3) is fixedly connected to the upper end of the handle (1), and one side surface of the upper end of the brush head (2) is fixedly connected with bristles (36);

the flushing and sucking assembly is arranged on the main body mechanism, and the flushing and sucking mechanism is used for flushing the interior of the oral cavity of a patient in an all-around manner when the patient brushes teeth and sucking waste liquid and dirt after flushing away in time;

wherein, the vibrations subassembly sets up on the main part mechanism, the vibrations subassembly is used for when wasing oral cavity and tooth to the patient, through the energy that the ultrasonic wave sent pass through brush head (2) with brush hair (36) transmit inside the oral cavity of patient and on the tooth, can make dental plaque, calculus and the loose drop of phlegm scab on the patient's tooth, improve cleaning quality and efficiency.

2. The multifunctional toothbrush for the trachea cannula patient according to claim 1, wherein the flushing and sucking component comprises a negative pressure water pipe (4) and a flushing water pipe (5), a first flushing water pipe (16) and a first negative pressure pipeline (15) are respectively arranged in the handle (1), a first inner cavity (31) is arranged in the brush head (2), a plurality of flushing holes (33) are arranged on one side of the brush head (2) positioned on the bristles (36), the flushing holes (33) are communicated with the first inner cavity (31), a water sucking hole (30) is arranged on the side surface of the brush head (2), a second flushing water pipe (11) and a second negative pressure pipeline (29) are respectively arranged in the brush head (2), the upper end of the second flushing water pipe (11) is communicated with the first inner cavity (31), the lower end of the second flushing water pipe (11) is communicated with the upper end of the first flushing water pipe (16), the upper end of the second negative pressure pipeline (29) is communicated with the water suction hole (30), the lower end of the second negative pressure pipeline (29) is communicated with the upper end of the first negative pressure pipeline (15), one end of the flushing water pipe (5) is communicated with the lower end of the first flushing water pipe (16), and one end of the negative pressure water pipe (4) is communicated with the lower end of the first negative pressure pipeline (15).

3. The multifunctional toothbrush for the trachea cannula patient according to claim 2, wherein the outer wall of one end of the negative pressure water pipe (4) and the outer wall of one end of the flushing water pipe (5) are both provided with external threads (23), the inner wall of the lower end of the first flushing water pipe (16) and the inner wall of the lower end of the first negative pressure pipe (15) are both provided with internal threads (25), one end of the negative pressure water pipe (4) is communicated with the lower end of the first negative pressure pipe (15) through threads, and one end of the flushing water pipe (5) is communicated with the lower end of the first flushing water pipe (16) through threads.

4. The multifunctional toothbrush for the tracheal intubation patient according to claim 3, wherein a limiting block (22) is fixedly connected to both one end outer wall of the negative pressure water pipe (4) and one end outer wall of the flushing water pipe (5), an annular limiting groove (26) is formed in the outer wall of the handle (1) and located outside the first flushing water pipe (16) and the first negative pressure pipe (15), a first sealing ring (24) is arranged inside the annular limiting groove (26), and the limiting block (22) is inserted into the annular limiting groove (26) and pressed on one side of the first sealing ring (24).

5. The multifunctional toothbrush for the tracheal intubation patient according to claim 4, wherein the upper end of the first flushing pipe (16) is communicated with a first connecting nozzle (7), the lower end of the second negative pressure pipe (29) is communicated with a second connecting nozzle (10), the first connecting nozzle (7) and the second connecting nozzle (10) are both conical connecting nozzles, the first connecting nozzle (7) is hermetically inserted inside the lower end of the second flushing pipe (11), and the second connecting nozzle (10) is hermetically inserted inside the upper end of the first negative pressure pipe (15).

6. The multifunctional toothbrush for the patient with the tracheal intubation according to claim 1, wherein an annular clamping groove (35) is formed in the outer wall of the upper end of the handle (1), a limiting ring (12) is fixedly and integrally formed in the inner wall of the lower end of the rubber sleeve (3), the upper end of the handle (1) is conical, and the limiting ring (12) is clamped in the annular clamping groove (35).

7. The multifunctional toothbrush for the endotracheal intubation patient according to claim 1, wherein the vibration assembly comprises an ultrasonic transducer plate (32) and an oscillation circuit module (21), a second inner cavity (34) is formed in the brush head (2), the ultrasonic transducer plate (32) is fixedly installed in the second inner cavity (34), a third inner cavity (17) is formed in the bottom of the inside of the handle (1), the oscillation circuit module (21) is fixedly installed in the third inner cavity (17), the oscillation circuit module (21) is electrically connected with the ultrasonic transducer plate (32), and a control button (6) used for controlling the start and stop of the vibration assembly is fixedly installed on the outer wall of the handle (1).

8. The multifunctional toothbrush for the trachea cannula patient according to claim 7, wherein the bottom of the brush head (2) is fixedly connected with a zero line conductive insert ring (13) and a live line conductive insert pin (14) respectively, the live line conductive insert pin (14) is positioned inside the zero line conductive insert ring (13), the zero line conductive insert ring (13) is electrically connected with the negative electrode of the ultrasonic transduction plate (32), the live line conductive insert pin (14) is electrically connected with the positive electrode of the ultrasonic transduction plate (32), the top of the handle (1) is fixedly connected with an insulating base (8), the insulating base (8) is internally provided with a zero line conductive slot (27) and a live line conductive slot (28) respectively, the zero line conductive slot (27) is electrically connected with the negative electrode of the oscillation circuit module (21), and the live line conductive slot (28) is electrically connected with the positive electrode of the oscillation circuit module (21), the zero line conductive insert ring (13) is inserted in the zero line conductive insert groove (27), and the live wire conductive insert pin (14) is inserted in the live wire conductive insert groove (28).

9. The multifunctional toothbrush for the trachea cannula patient according to claim 8, wherein a second sealing ring (9) is sleeved on the outer wall of the neutral wire conductive inserting ring (13).

10. A multifunctional toothbrush according to claim 9, wherein a storage battery (20) for supplying power is fixedly arranged in the third inner cavity (17), and the storage battery (20) is a rechargeable lithium battery.