WO2023124926A1

WO2023124926A1 - Propelled-type aerosol delivery auxiliary device and use method therefor

Info

Publication number: WO2023124926A1
Application number: PCT/CN2022/138269
Authority: WO
Inventors: 李耀
Original assignee: 广州阜耀生物科技有限公司
Priority date: 2021-12-27
Filing date: 2022-12-12
Publication date: 2023-07-06
Also published as: CN117281984A

Abstract

A propelled-type aerosol delivery auxiliary device, which relates to the technical field of medical instruments. The device comprises a housing (1); a circular cover is provided at a top end of the housing (1); a metal frame (2) is arranged at the top of an inner cavity of the housing (1); a metal spray tube (3) is arranged at a top end of the metal frame (2); a storage compartment connected to the metal frame (2) is arranged in the inner cavity of the housing (1); and an aerosol inlet (10) is provided at the bottom of the storage compartment. The propelled-type aerosol delivery auxiliary device is designed utilizing the principle of spray power of a propellant, a substance to be delivered is dissolved in a low temperature liquefied carbon dioxide propellant, and upon use of the auxiliary device, the propellant carries the substance to be delivered and rapidly gasifies, forming an aerosol, and thus delivery of nasopharyngeal inhaled-type, breath and air freshening-type, and electronic atomization-type products is realized. Compared to high-temperature atomization and ultrasonic atomization, and further considering oral inhalation, nasal inhalation, and air-driven delivery, the present device is more quick and convenient, safer, and achieves a better effect.

Description

A projectile-type aerosol administration auxiliary device and its application method

technical field

The invention relates to the technical field of medical devices, in particular to a projectile-type aerosol administration auxiliary device and a use method thereof.

Background technique

The aerosol is conventionally atomized by high temperature. The auxiliary equipment for aerosol administration is atomized by high temperature heating, plus oral breathing and pneumatic devices to realize administration. The molecular structure of the substance is used, and even a chemical reaction occurs, generating harmful substances, affecting the target effect or even causing harm; in addition, the high-temperature atomizer needs to be heated by electricity and needs to be recharged repeatedly to ensure battery life, which is inconvenient to a certain extent; battery heating, There are also certain safety issues in the high temperature heating process.

The auxiliary equipment for the aerosol administration of the aerosol through ultrasonic atomization is to atomize the liquid through ultrasonic vibration and add a pneumatic device to realize the administration. When the ultrasonic wave propagates in the medium, because the frequency of the particle vibration of the medium is very high, the energy is very large And it is easy to concentrate and has strong directionality, so it has a strong effect on substances, and the human body cannot bear it. Long-term exposure to ultrasonic environments will cause damage to the human body, especially precision organs, and severe cases can be fatal. Therefore, ultrasonic products are not suitable for long-term and continuous use. .

technical problem

Aiming at the deficiencies of the prior art, the present invention provides a projectile-type aerosol dispensing auxiliary device and its usage method, which solves the problems raised in the above-mentioned background technology.

technical solution

In order to achieve the above object, the present invention provides the following technical solutions: a projectile-type aerosol administration auxiliary device and its use method, including a housing, the top of the housing is provided with a round cover, and the top of the inner cavity of the housing is There is a metal frame, the top of the metal frame is provided with a metal injection pipe, the inner cavity of the housing is provided with a storage bin connected to the metal frame, and the metal frame is provided with a spring communicating with the storage bin Valve, the top of the spring valve is attached with a metal connecting pipe located in the center of the metal frame, the position of the metal spraying pipe is misaligned with the metal connecting pipe, and the metal spraying pipe is connected to the metal via a hose. The connecting pipe is connected, the bottom end of the rear side of the metal frame is provided with a spring, and the top of the spring is provided with a switch valve with a 7-shaped cross section, and the bottom of the round cover is against the top of the switch valve. The top of the switching valve is attached with a linkage piece with a C-shaped cross section. The bottom of the linkage piece is bifurcated, and the bifurcated part of the linkage piece clamps the outer wall of the metal connecting pipe. The bottom end of the housing There is an opening, and the opening is provided with a pressure pushing spring device located in the storage bin, the bottom of the pressure pushing spring device is provided with an aerosol inlet, and the storage bin is filled with liquid aerosol .

In order to prevent the pressure pushing spring device from falling off, preferably, a connection block connected to the side wall of the pressure pushing spring device is fixed inside the storage compartment.

In order to effectively strengthen the connection between the pressure pushing spring device and the connection block, preferably, an engaging groove is provided on the outer side wall of the pressure pushing spring device corresponding to the position of the connection block, and on the side wall of the connection block Mesh teeth are provided.

In order to timely replenish the interior of the storage bin through the pressure pushing the spring device and the aerosol inlet, preferably, a water level gauge is provided on the outer wall of the housing, and the water level gauge communicates with the storage bin.

In order to effectively prevent the connection part between the metal connecting pipe and the link piece from falling off, preferably, the outer wall of the metal connecting pipe is provided with a protrusion for connecting the link piece.

In order to avoid the front and rear deviation of the switch valve during the lifting process, preferably, there is a guide frame symmetrically on the top of the chute, and the left and right sides of the top of the switch valve are provided with guides that cooperate with the guide frame. groove.

The present invention uses steps as follows:

Step 1: When the user is using it, first open the round cover, then place the metal spray tube in the nasal cavity or mouth, and then the spring will make the switch valve rise after the round cover is opened, and the switch valve lifts the metal through the linkage piece during the rising process. There is a gap between the connecting pipe and the metal connecting pipe and the spring valve, and then the outside air enters the storage bin through the gap through the spring valve, and then the liquid aerosol in the storage bin changes due to the air pressure, and passes through the metal connecting pipe and the soft valve. The tube is delivered to the metal spray tube, which then delivers the aerosol to the nasal or oral cavity.

Step 2: When you stop using, reset and close the round cover, then press down the switch valve to release the tension on the linkage piece, the metal connecting pipe is reset, the gap is closed, and the aerosol stops gasification.

Step 3: The user can observe the remaining capacity of the liquid aerosol stored inside the storage bin through the water level gauge.

Step 4: When the liquid aerosol stored in the storage bin is missing, connect the container containing the liquid aerosol to the aerosol inlet, and then press the spring device to form an opening, and the liquid aerosol enters into the Store in storage bins.

Step 5: When not filling any aerosol, all aerosol products with propellant principle can be used as auxiliary tools.

Beneficial effect

Compared with the prior art, the present invention provides a projectile-type aerosol administration auxiliary device and its use method, which have the following beneficial effects:

1. The auxiliary device for projectile aerosol administration and its usage method, when the user uses it, first open the round cover, then place the metal injection tube in the nasal cavity or oral cavity, and then the spring makes the round cover open. The switch valve rises, and during the rising process, the switch valve lifts the metal connecting pipe through the linkage piece, and a gap is formed at the joint between the metal connecting pipe and the spring valve, and then the outside air enters the storage bin through the gap through the spring valve, and then the storage bin Due to changes in air pressure, the liquid aerosol is delivered to the metal injection tube through the metal connecting tube and hose, and then the metal injection tube delivers the aerosol to the nasal cavity or oral cavity, so as to achieve nasal and pharyngeal breathing, breath, air Fresh and electronic atomization products are more convenient, safer, and more effective than high-temperature atomization, ultrasonic atomization, and superimposed oral suction, nasal suction, and pneumatic injection, and high-temperature atomization Both high-temperature atomization and ultrasonic atomization require charging and battery life, but projectile atomization equipment can be used without charging. High-temperature atomization and ultrasonic atomization have certain restrictions on usage scenarios due to their working principles and usage methods, such as public places, High-speed rail, aircraft, etc., but the projectile atomization equipment can be used anytime and anywhere, and can also reduce the problems of harmful substances caused by high-temperature chemical reactions, ultrasonic waves affecting the human body, and potential risks of battery charging and use. The round cover resets and closes, the round cover pushes down the switching valve, and the switching valve drives the metal connecting pipe down through the linkage piece. After the metal connecting pipe is fitted with the spring valve, the gap is closed and the aerosol stops gasification.

2. The projectile-type aerosol administration auxiliary equipment and its use method, the connecting block can avoid the situation that the pressure pushes the spring device to fall off, and the meshing groove and the meshing teeth can effectively strengthen the pressure to push the spring device and the connecting block The connection between them, the user can observe the remaining capacity of the liquid aerosol stored inside the storage bin through the water level gauge, so as to replenish the inside of the storage bin through the pressure pushing the spring device and the aerosol inlet in time, because the metal The outer wall of the connecting pipe is provided with a bump that is convenient for connecting the linkage piece, which can effectively prevent the connection part between the metal connection pipe and the linkage piece from falling off, and the guide frame can effectively prevent the front and rear deviation of the switch valve during the lifting process. Condition.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic diagram of the overall cross-sectional structure of the present invention.

Fig. 3 is a schematic diagram of the enlarged structure at Fig. 2A of the present invention.

Fig. 4 is a schematic diagram of the front sectional structure of the metal frame of the present invention.

Fig. 5 is a schematic side sectional structure diagram of the metal frame of the present invention.

In the figure: 1. shell; 2. metal frame; 3. metal injection pipe; 4. spring valve; 5. metal connecting pipe; 6. spring; 7. switch valve; ; 10, aerosol inlet; 11, connecting block; 12, water level meter; 13, guide frame.

Embodiments of the present invention

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-5, the present invention provides a kind of technical scheme: comprise housing 1, the top of described housing 1 is provided with round cover, the top of described housing 1 cavity is provided with metal frame 2, and described metal The top of the frame 2 is provided with a metal injection pipe 3, the inner cavity of the housing 1 is provided with a storage bin connected to the metal frame 2, and the metal frame 2 is provided with a spring valve 4 communicating with the storage bin , the top of the spring valve 4 is pasted with a metal connecting pipe 5 located at the center of the metal frame 2, the position of the metal spraying pipe 3 and the metal connecting pipe 5 is misaligned, and the metal spraying pipe 3 passes through a soft The pipe communicates with the metal connecting pipe 5, a spring 6 is provided at the rear bottom of the metal frame 2, and a switch valve 7 with a 7-shaped cross section is provided at the top of the spring 6, and the round cover The bottom is against the top of the switching valve 7, and the top of the switching valve 7 is fitted with a linkage piece 8 with a C-shaped cross section. The bottom of the linkage piece 8 is forked, and the bifurcated part of the linkage piece 8 is clipped The outer wall of the metal connecting pipe 5 is closed, and the bottom end of the housing 1 is provided with an opening, and the opening is provided with a pressure push spring device 9 located in the storage bin, and the pressure pushes the bottom of the spring device 9 An aerosol inlet 10 is provided, and the storage bin is filled with liquid aerosol. Through the above, when the user uses it, first open the round cover, then place the metal injection tube 3 in the nasal cavity or oral cavity, and then After the round cover is opened, the spring 6 makes the switch valve 7 rise. During the rising process, the switch valve 7 lifts the metal connecting pipe 5 through the linkage piece 8, and a gap is formed at the joint between the metal connecting pipe 5 and the spring valve 4, and then the outside air passes through the gap. It enters the storage chamber through the spring valve 4, and then the liquid aerosol in the storage chamber changes due to the air pressure, and is transported to the metal injection pipe 3 through the metal connecting pipe 5 and the hose, and then the metal injection pipe 3 delivers the aerosol To the nasal cavity or oral cavity, so as to realize nasal and pharyngeal breathing, breath, air freshening, and electronic atomization products. For use, it is more convenient, safer, and the effect is better. Both high-temperature atomization and ultrasonic atomization need to be charged for battery life, but projectile atomization equipment can be used without charging. High-temperature atomization and ultrasonic atomization are due to their working principle and There are certain restrictions on the usage scenarios, such as public places, high-speed rail, and airplanes, but the projectile atomization equipment can be used anytime and anywhere, and it can also reduce the problems of harmful substances brought by high-temperature chemical reactions and the impact of ultrasonic waves on the human body. , and the potential risk of battery charging and use. When stopping use, reset and close the round cover, and the round cover will press down the switch valve 7, and the switch valve 7 will drive the metal connecting pipe 5 down through the linkage piece 8, and the metal connecting pipe 5 will After being attached to the spring valve 4, the gap is closed and the gasification of the aerosol stops.

In the present invention, the storage compartment is fixed with a connection block 11 connected to the side wall of the pressure pushing spring device 9 , through the above, the connection block 11 can prevent the pressure pushing spring device 9 from falling off.

In the present invention, an engaging groove is provided on the outer wall of the pressure pushing spring device 9 corresponding to the position of the connecting block 11, and an engaging tooth is arranged on the side wall of the connecting block 11. Through the above, the engaging groove and The meshing teeth can effectively strengthen the pressure to promote the connection between the spring device 9 and the connection block 11 .

In the present invention, a water level gauge 12 is provided on the outer wall of the housing 1, and the water level gauge 12 communicates with the storage bin. The remaining capacity of the stored liquid aerosol is observed, so that the spring device 9 and the aerosol inlet 10 can be pushed through the pressure to replenish the inside of the storage bin in time.

In the present invention, the outer wall of the metal connecting pipe 5 is provided with a bump that is convenient for connecting the linkage piece 8. Through the above, the outer wall of the metal connecting pipe 5 is provided with a bump that is convenient for connecting the linkage piece 8, which can effectively To avoid falling off of the connecting part between the metal connecting pipe 5 and the linkage piece 8 .

In the present invention, there is a guide frame 13 symmetrically on the top of the chute, and the left and right sides of the top of the switching valve 7 are provided with guide grooves that cooperate with the guide frame 13. Through the above, the guide frame 13 can effectively Avoid the front and rear deviation of the switching valve 7 during the lifting process.

The present invention uses steps as follows:

Step 1: When the user is using it, first open the round cover, then place the metal spray tube 3 in the nasal cavity or oral cavity, and then the spring 6 raises the switching valve 7 after the round cover is opened, and the switching valve 7 passes through during the rising process. The linkage piece 8 lifts the metal connecting pipe 5, and a gap is formed at the joint between the metal connecting pipe 5 and the spring valve 4, and then the outside air enters the storage bin through the gap through the spring valve 4, and then the liquid aerosol in the storage bin is released by the air pressure. Changes occur, and the aerosol is delivered to the metal spray tube 3 via the metal connecting tube 5 and the flexible tube, and then the metal spray tube 3 delivers the aerosol to the nasal cavity or the oral cavity.

Step 2: When stopping use, reset and close the round cover, then press down the switch valve 7 to release the tension on the linkage piece 8, the metal connecting pipe 5 is reset, the gap is closed, and the gasification of the aerosol stops.

Step 3: The user can observe the remaining capacity of the liquid aerosol stored inside the storage bin through the water level gauge 12 .

Step 4: When the liquid aerosol stored in the storage bin is missing, connect the container containing the liquid aerosol to the aerosol inlet 10, and then press the spring device 9 to form an opening, and the liquid aerosol Enter into the storage bin for storage.

To sum up, the auxiliary device for projectile aerosol administration and its usage method are as follows: when the user uses it, firstly open the round cover, then place the metal injection tube 3 in the nasal cavity or oral cavity, and then round the After the cover is opened, the spring 6 makes the switch valve 7 rise. During the rising process, the switch valve 7 lifts the metal connecting pipe 5 through the linkage piece 8, and a gap is formed at the joint between the metal connecting pipe 5 and the spring valve 4, and then the outside air passes through the gap. The spring valve 4 enters the storage chamber, and then the liquid aerosol in the storage chamber changes due to the air pressure, and is transported to the metal spray pipe 3 through the metal connecting pipe 5 and the hose, and then the metal spray pipe 3 transports the aerosol to the In the nasal cavity or oral cavity, so as to achieve nasal and pharyngeal breathing, breath, air freshening, and electronic atomization products, compared with high-temperature atomization, ultrasonic atomization, and superimposed oral suction, nasal suction, and pneumatic delivery It is more convenient, safer and more effective, and both high-temperature atomization and ultrasonic atomization require charging and battery life, but projectile atomization equipment can be used without charging. High-temperature atomization and ultrasonic atomization are due to their working principle and use There are certain restrictions on usage scenarios, such as public places, high-speed rail, and airplanes, etc., but projectile atomization equipment can be used anytime and anywhere, and it can also reduce harmful substances caused by high-temperature chemical reactions and the impact of ultrasonic waves on the human body. and the potential risk of battery charging and use. When the use is stopped, reset and close the round cover, the round cover will press down the switch valve 7, and the switch valve 7 will drive the metal connecting pipe 5 to drop through the linkage piece 8. When the metal connecting pipe 5 and the After the spring valve 4 is fitted, the gap is closed and the gasification of the aerosol stops. The connecting block 11 can prevent the pressure from pushing the spring device 9 off, and the meshing groove and teeth can effectively strengthen the pressure to push the spring device 9 With the connection between the connection block 11, the user can observe the remaining capacity of the liquid aerosol stored inside the storage bin through the water level gauge 12, so as to push the spring device 9 and the aerosol inlet 10 to the inside of the storage bin in time through pressure. To supplement, since the outer wall of the metal connecting pipe 5 is provided with a bump that is convenient for connecting the linkage piece 8, it can effectively avoid the situation that the connection part between the metal connection pipe 5 and the linkage piece 8 falls off, and the guide frame 13 can effectively Avoid the situation that the switch valve 7 deviates back and forth during the lifting process.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims

A projectile-type aerosol administration auxiliary device and its use method, characterized in that it includes a casing (1), the top of the casing (1) is provided with a round cover, and the inner cavity of the casing (1) is A metal frame (2) is provided on the top of the metal frame (2), and a metal injection pipe (3) is provided on the top of the metal frame (2), and the inner cavity of the housing (1) is provided with a storage warehouse, and the metal frame (2) is provided with a spring valve (4) communicating with the storage bin, and the top end of the spring valve (4) is fitted with a metal connection located in the center of the metal frame (2) Pipe (5), the position of the metal injection pipe (3) and the metal connection pipe (5) are misaligned, and the metal injection pipe (3) communicates with the metal connection pipe (5) through a hose, so A spring (6) is provided at the rear bottom of the metal frame (2), and a switch valve (7) with a 7-shaped cross section is provided at the top of the spring (6), and the bottom of the round cover is against the The top of the switch valve (7), the top of the switch valve (7) is attached with a linkage piece (8) with a C-shaped cross section, the bottom of the linkage piece (8) is forked, and the linkage piece ( 8) The bifurcated part clamps the outer wall of the metal connecting pipe (5), and the bottom end of the housing (1) is provided with an opening, and the opening is provided with a pressure pushing spring device located in the storage bin (9), the bottom of the pressure pushing spring device (9) is provided with an aerosol inlet (10), and the storage compartment is filled with liquid aerosol.
A projectile-type aerosol administration auxiliary device and its usage method according to claim 1, characterized in that: a connection block connected to the side wall of the pressure pushing spring device (9) is fixed in the storage compartment (11).
A projectile-type aerosol administration auxiliary device and its use method according to claim 1, characterized in that: the position corresponding to the connection block (11) on the outer wall of the pressure pushing spring device (9) An engaging groove is provided, and engaging teeth are provided on the side wall of the connection block (11).
A projectile-type aerosol administration auxiliary device and its use method according to claim 1, characterized in that: a water level gauge (12) is provided on the outer wall of the housing (1), and the A water level gauge (12) communicates with the storage bin.
A projectile-type aerosol dispensing auxiliary device and its use method according to claim 1, characterized in that: the outer wall of the metal connecting pipe (5) is provided with a bump for easy connection with the linkage piece (8) .
A projectile-type aerosol dispensing auxiliary device and its use method according to claim 1, characterized in that: there is a guide frame (13) symmetrically on the top of the chute, and the top of the switch valve (7) The left and right sides of each are provided with guide grooves that cooperate with the guide frame (13).
A projectile aerosol administration auxiliary device and its use method according to claim 1, its use steps are as follows:

Step 1: When the user is using it, first open the round cover, then place the metal spray tube (3) in the nasal cavity or oral cavity, and then the spring (6) will make the switch valve (7) rise after the round cover is opened. During the process, the switch valve (7) lifts the metal connecting pipe (5) through the linkage piece (8), and a gap is formed at the joint between the metal connecting pipe (5) and the spring valve (4), and then the outside air passes through the gap through the spring valve (4) ) into the storage bin, and then the liquid aerosol in the storage bin changes due to the air pressure, and is transported to the metal injection pipe (3) through the metal connecting pipe (5) and hose, and then the metal injection pipe (3) sends the gas to the metal injection pipe (3). The aerosol is delivered to the nasal cavity or oral cavity;

Step 2: When you stop using, reset and close the round cover, then press down the switch valve (7) to release the tension on the linkage piece (8), reset the metal connecting pipe (5), close the gap, and stop the gasification of the aerosol:

Step 3: The user can observe the remaining capacity of the liquid aerosol stored inside the storage bin through the water level gauge (12);

Step 4: When the liquid aerosol stored inside the storage bin is missing, connect the container containing the liquid aerosol to the aerosol inlet (10), and then press the spring device (9) to form an opening, The liquid aerosol enters into the storage bin for storage;

Step 5: When not filling any aerosol, all aerosol products with propellant principle can be used as auxiliary tools.