CN113318304B

CN113318304B - Nasal cavity local circulation atomizer and nasal cavity atomization treatment method

Info

Publication number: CN113318304B
Application number: CN202110568533.XA
Authority: CN
Inventors: 李靖; 李瑾; 陈宏扬; 何潇; 刘利阳
Original assignee: First Affiliated Hospital of Xinxiang Medical University
Current assignee: First Affiliated Hospital of Xinxiang Medical University
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2023-01-31
Anticipated expiration: 2041-05-25
Also published as: CN113318304A

Abstract

The invention relates to a nasal cavity local circulation atomizer, which adopts the technical scheme that the atomizer comprises a liquid medicine pool, an atomizer and a face mask, wherein the atomizer is arranged above the liquid medicine pool, and absorbent cotton downwards extends into the liquid medicine pool is arranged on the atomizer; the mask is provided with two nostril insertion tubes, any nostril insertion tube is communicated with the atomizer through an air inlet guide tube, and the other nostril insertion tube is externally connected with an exhaust guide tube; a nasal cavity aerosol therapy method comprises inhaling the aerosol gas through one nostril of a patient, and discharging the aerosol gas through the other nostril after a week of circulation in nasopharynx.

Description

Nasal cavity local circulation atomizer and nasal cavity atomization treatment method

Technical Field

The invention relates to otolaryngology nursing equipment, in particular to a nasal cavity local circulation atomizer and a nasal cavity atomization treatment method.

Background

Along with the reduction of air and environmental quality, various dust, pollen and other particles are doped in air inhaled by people, so that more and more patients with pathological changes in the nasal cavity are caused in recent years, the internal space of the nasal cavity is narrow and difficult to smear by adopting an external medicine, the focus cannot be directly reached by oral medicines, and the curative effect is not obvious; therefore, some medical places often adopt a means of combining oral administration with atomization treatment to cure quickly, but most of the existing atomization treatment devices are designed and manufactured aiming at respiratory tract and lung infection, when the devices are used for nasal cavity atomization treatment, a patient must completely inhale atomized gas through breathing to achieve the treatment purpose, and although the nasal cavity problem can be relieved and treated, the atomized liquid medicine enters the lung, once the atomized liquid medicine is improperly inhaled, complications such as pulmonary edema, tracheal spasm and the like are easily caused, and unnecessary troubles are brought to the patient; in consideration of the above complications, medical staff have to reasonably control the concentration of the liquid medicine, reduce the flow of the atomizer or shorten the atomization treatment time during actual operation, thereby prolonging the treatment process and indirectly influencing the treatment effect.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the present invention provides a nasal cavity local circulation atomizer and a nasal cavity atomization treatment method, which aims to solve the problems that the atomization gas must enter the lung during nasal cavity atomization treatment and the treatment course is prolonged.

The technical scheme adopted by the invention for solving the problems is as follows:

a nasal local circulation nebulizer, comprising: the upper part of the liquid medicine pool is connected with an atomizer, and the atomizer absorbs liquid and atomizes in the liquid medicine pool by adopting absorbent cotton; the mask is provided with two nostril inserting tubes for air inlet and air outlet respectively, the nostril inserting tube for air inlet is communicated with the atomizer through an air inlet guide tube, and the nostril inserting tube for air outlet is externally connected with an exhaust guide tube and is communicated with the outside; the waste liquid pool is connected with a reflux pump above the waste liquid pool, the exhaust guide pipe is connected into the reflux pump, and the reflux pump discharges the waste gas into the waste liquid pool through the exhaust pipe, so that the liquid medicine part in the waste gas is dissolved into the waste liquid, and the gas in the waste gas is discharged out of the waste liquid pool; and the filter cylinder is arranged in the waste liquid pool, and the waste liquid is filtered by the filter cylinder and then is pumped into the liquid medicine pool by the delivery pump for cyclic utilization.

A nasal cavity aerosol therapy method comprises inhaling the aerosol gas through one nostril of a patient, and discharging the aerosol gas through the other nostril after a week of circulation in nasopharynx.

The invention adopts a mode that two nostrils are fed in and out passively, so that the atomized gas enters the nasal cavity through one nostril at one side and is discharged through the nostril at the other side after being circulated at the nasopharynx part, and the patient does not need to inhale actively through breathing, thereby not only preventing the atomized gas from entering the trachea and the lung of the patient and not worrying about the occurrence of complications, but also being beneficial to relaxing the body and mind of the patient and not needing to control the breathing rhythm and depth intentionally to reduce the burden of the patient; because the atomized gas does not enter the trachea and the lung, medical staff can increase the concentration of the liquid medicine, increase the flow of the atomizer or prolong the single atomization treatment time according to the required dosage, achieve the expected treatment effect and shorten the treatment course.

Drawings

Fig. 1 is a front view of the present invention.

FIG. 2 is a sectional top view of the liquid medicine tank and the waste liquid tank which are connected through a pipe in the present invention.

Technical terms and reference signs:

1. liquid medicine pool 2, atomizer 3, face mask 4, absorbent cotton 5, nostril intubation tube

6. Air inlet guide pipe 7, air outlet guide pipe 8, air inlet one-way valve 9, air inlet one-way valve 10 and pressure valve

11. Waste liquid pool 12, reflux pump 13, exhaust pipe 14, delivery pump 15 and filter cartridge

16. Dropping bottle 17, pipeline 18, exhaust one-way valve 19, draft tube 20 and exhaust hole

151. Reverse osmosis membrane 152, activated carbon particle layer 153 and PP cotton layer

Detailed Description

The following detailed description of embodiments of the invention is provided in connection with the accompanying drawings.

Obviously, the embodiments described in this specification are preferred embodiments of the invention and should not be considered as excluding other embodiments; all other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments given herein, shall fall within the scope of protection of the present invention.

Fig. 1 to 2 show a nasal cavity local circulation atomizer, which comprises a liquid medicine pool 1, an atomizer 2 and a mask 3 with a binding band, wherein the atomizer 2 is arranged above the liquid medicine pool 1, absorbent cotton 4 extending downwards into the liquid medicine pool 1 is arranged on the atomizer 2, and liquid medicine in the liquid medicine pool 1 is absorbed into the atomizer 2 by using the capillary suction force of the absorbent cotton 4; there are two nostril intubate 5 on the face guard 3, arbitrary nostril intubate 5 with 2 is through inlet duct 6 intercommunication, another in the 5 external exhaust duct 7 of nostril intubate, during the use, the patient breathes with the mouth, fixes face guard 3 and inserts two nostrils 5 respectively in two nostrils, and atomizing gas in the atomizer 2 is through inlet duct 6 and arbitrary 5 of nostril intubate get into the nasal cavity, through another after the circulation of nasopharynx portion nostril portion 5 and exhaust duct 7 discharge, atomizing gas does not get into patient's trachea and lung, improve the liquid medicine utilization ratio, avoid causing unnecessary lung edema or infection etc. because of inhaling the improper.

Furthermore, the invention also comprises a waste liquid pool 11 containing recovery liquid (such as water, organic solvent and the like) and a reflux pump 12 arranged above the waste liquid pool 11, wherein two ends of the exhaust conduit 7 are respectively connected with the pumping ends of the other nostril intubation tube 5 and the reflux pump 12; the outlet end of the reflux pump 12 is provided with an exhaust pipe 13 which extends downwards into the waste liquid pool 11, when the reflux pump 12 pumps the gas in the exhaust guide pipe 7 into the waste liquid pool 11, the gas is mixed with the liquid in the waste liquid pool 11, wherein the residual atomized liquid is dissolved and absorbed, and the rest gas flows upwards and is then discharged out of the waste liquid pool 11.

Further, the liquid medicine tank 1 is communicated with a waste liquid tank 11 through a delivery pump 14, a filter cartridge 15 with one closed end is arranged in the waste liquid tank 11, and the non-closed end of the filter cartridge 15 is communicated with the pumping end of the delivery pump 14; after the delivery pump 14 is started, waste liquid in the waste liquid tank 11 is filtered into clear water through the filter cylinder 15 and then is pumped into the liquid medicine tank 1, so that the water resource is recycled, and meanwhile, the clear water continuously entering the liquid medicine tank 1 gradually dilutes the concentration of liquid medicine, so that the medicine components in the atomized gas are gradually reduced, and discomfort of a patient after sudden medicine stopping is avoided.

Further, the invention also comprises a dropping bottle 16 arranged above the liquid medicine pool 1, the raw liquid medicine is contained in the dropping bottle 16, and is slowly dropped into the liquid medicine pool for increasing the concentration of the liquid medicine, counteracting the dilution of the filtered clear water to the liquid medicine, and keeping the liquid medicine in a stable concentration range, when the concentration of the liquid medicine needs to be increased/decreased, the dropping speed of the dropping bottle 16 is changed (refer to the control method of the dropping speed of the infusion apparatus in the prior art).

Further, the liquid medicine tank 1 is communicated with the waste liquid tank 11 through a pipeline 17, and the delivery pump 14 is arranged in the pipeline 17; the pipeline 17 be close to the lateral wall of liquid medicine pond 1 rather than arranging in the middle of the both sides wall, when the clear water after the filtration was gone into liquid medicine pond 1 through transfer pump 14 pump, rivers along the rotatory flow of the lateral wall of liquid medicine pond 1 and the liquid in the liquid medicine pond 1 fully flow mixes to guarantee that the dropper 16 can be used by the flash mixed after instiling into the former liquid medicine.

Further, the air inlet conduit 6 is communicated with any one of the nostril insertion tubes 5 through an air inlet one-way valve 8 such as a duckbill valve, and when a patient exhales through the nose carelessly, the air inlet one-way valve 8 can prevent the exhaled air from entering the air inlet conduit 6 and the atomizer 2, so that the medicine is prevented from being polluted.

Furthermore, any one of the nostril insertion tubes 5 is provided with an inspiration one-way valve 9 communicated with the outside, when the patient inhales by the nose carelessly and the flow of the air inlet conduit 6 is not enough to support the inspiration flow or the air inlet conduit 6 is blocked, the inspiration one-way valve 9 is opened under the action of suction to inhale the external air, so that the suffocation feeling generated when the patient inhales is avoided.

Furthermore, the air inlet duct 6 is communicated with the air outlet duct 7 through the pressure valve 10, firstly, when the nasal cavity of a patient is blocked or any one nostril intubation 5 is blocked accidentally, the atomized gas generated in the atomizer 2 is gathered in the air inlet duct 6 and the pressure is increased, and after the pressure is increased to a preset value, the pressure valve 10 is opened under the action of pressure, so that the atomized gas flows to the air outlet duct 7 through the pressure valve 10 and can be directly discharged, thereby ensuring that the pressure in the air inlet duct 6 is maintained in a set safety range and avoiding impact damage to the nasal cavity due to overhigh pressure; secondly, when the patient exhales through the nose carelessly, the pressure in any one of the nostril cannulas 5 and the air inlet guide pipe 6 is inevitably increased, and the pressure reacts in the nasal cavity to cause pressure impact on the nasal cavity to cause accidental injury, so that after the pressure valve 10 is additionally arranged, the expiratory pressure of the patient can open the pressure valve 10, the patient can exhale normally and smoothly, and the phenomena of breath holding and injury are avoided; furthermore, when the patient inhales through the nose carelessly and the suction force generated by the reflux pump 12 hinders the inhalation and is difficult to perform, the pressure valve 10 is opened under the action of the inhalation negative pressure to inhale the atomized gas, so that both nostrils can breathe smoothly, and the generation of suffocating feeling or other adverse effects caused by the breathing difficulty is avoided.

Further, the exhaust conduit 7 is communicated with the other nostril cannula 5 through the exhaust check valve 18, so that when the patient inhales through the nose, the patient can be prevented from inhaling exhausted gas again.

Furthermore, a flow guide pipe 19 is externally connected to the face mask 3 and used for discharging liquid generated after condensation of the atomized gas, and two ends of the flow guide pipe 19 are respectively connected with the face mask 3 and the pumping end of the reflux pump 12 and used for directly recycling the liquid condensed in the face mask 3 to the waste liquid tank 11.

Further, the exhaust hole 20 is formed in the waste liquid tank 11, so that gas can be exhausted in time, and the situation that the reflux pump 12 cannot operate due to the rise of the internal pressure to influence the atomization treatment process is avoided.

Further, the filter cartridge 15 is composed of an inner cylindrical reverse osmosis membrane 151, an intermediate cylindrical activated carbon particle layer 152, and an outer cylindrical PP cotton layer 153.

A nasal cavity atomization treatment method comprises the following steps: by adopting the nasal cavity local circulation atomizer provided by the invention, a patient breathes through the mouth, the two nostril insertion tubes 5 are respectively inserted into the two nostrils, atomized gas enters the corresponding nasal cavity through any one nostril insertion tube 5 and then enters the nasopharynx part, and after the nasopharynx part is fully diffused and circulated, residual atomized gas enters the exhaust duct 7 through the other nostril insertion tube 5 and then is directly discharged or recycled.

In conclusion, the invention can not only effectively avoid the unnecessary atomization gas inhaled by the lung, but also prevent the backflow of the atomization gas and the exhaled waste gas, and meanwhile, under the comprehensive action of the check valves and the pressure valves at a plurality of different parts, no matter the airflow pipeline (the nasal cannula, the air inlet conduit and the air outlet conduit) in the invention is obstructed by the nasal cavity of the patient, or the patient carelessly uses the nose for breathing because the patient does not adapt to the mouth for breathing, the invention can make corresponding self-adaptive adjustment, thereby ensuring that: the pressure in the pipeline can not be accumulated to cause equipment damage; the nasal cavity breathing of the patient can not be obstructed, and secondary damage caused by breathing difficulty can be prevented; after unexpected reasons (such as nasal respiration of a patient, blockage of a nasal cannula, blockage of a nasal cavity and the like) are relieved, the pipeline automatically returns to a normal circulation to finish subsequent atomization treatment.

The description of the above specification and examples is intended to be illustrative of the scope of the present invention and is not intended to be limiting. Modifications, equivalents and other improvements which may occur to persons skilled in the art upon reading this disclosure or in the preceding examples and which may be made by reasonable analysis, inference or limited experimentation using the common general knowledge, the common general knowledge in the art and/or the prior art are intended to be within the scope of the invention.

Claims

1. A nasal cavity local circulation atomizer comprises a liquid medicine pool (1), an atomizer (2) and a face mask (3), and is characterized in that the atomizer (2) is arranged above the liquid medicine pool (1), and absorbent cotton (4) extending downwards into the liquid medicine pool (1) is arranged on the atomizer (2); two nostril inserting pipes (5) are arranged on the face mask (3), any nostril inserting pipe (5) is communicated with the atomizer (2) through an air inlet conduit (6), and the other nostril inserting pipe (5) is externally connected with an exhaust conduit (7); the air inlet conduit (6) is communicated with the air outlet conduit (7) through the pressure valve (10), when the nasal cavity of a patient is blocked or any one nostril intubation (5) is blocked accidentally, the atomized gas generated in the atomizer (2) is gathered in the air inlet conduit (6) to increase the pressure, and after the pressure is increased to a preset value, the pressure valve (10) is opened under the action of the pressure, so that the atomized gas flows to the air outlet conduit (7) through the pressure valve (10) and can be directly discharged, and the pressure in the air inlet conduit (6) is ensured to be maintained in a set safety range.

2. The atomizer of claim 1, further comprising a waste liquid pool (11) and a reflux pump (12) disposed above the waste liquid pool (11), wherein both ends of the exhaust duct (7) are connected to the other nostril insertion tube (5) and the reflux pump (12), respectively; the reflux pump (12) is provided with an exhaust pipe (13) which extends downwards into the waste liquid pool (11).

3. A nasal cavity partial circulation nebulizer as claimed in claim 2, characterised in that the liquid reservoir (1) communicates with the waste reservoir (11) via a delivery pump (14), said waste reservoir (11) having a filter cartridge (15) therein, said filter cartridge (15) having one closed end, the non-closed end of said filter cartridge (15) communicating with said delivery pump (14).

4. A nebulizer for local circulation of nasal cavity according to claim 3 further comprising a dropper bottle (16) placed above the reservoir (1).

5. A atomizer according to claim 4, characterized in that the liquid medicine reservoir (1) is connected with the waste liquid reservoir (11) through a pipeline (17), and the delivery pump (14) is arranged in the pipeline (17); the pipeline (17) is close to the side wall of the liquid medicine pool (1).

6. A nebulizer as claimed in any one of claims 1 to 5 in which the air inlet conduit (6) communicates with any one of the nasal cannulae (5) via an air inlet one way valve (8).

7. A nebulizer of the local circulation of the nasal cavity according to any one of claims 1 to 5 characterised in that any one of the nasal cannulae (5) has an inhalation one-way valve (9) communicating with the outside.

8. A nebulizer as claimed in any one of claims 1 to 5 in which the exhaust conduit (7) communicates with the other nostril tube (5) via an exhaust check valve (18).