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Title:
NEBULIZER DEVICE AND MASK OF INHALATION SOLUTION
Document Type and Number:
WIPO Patent Application WO/2014/147430
Kind Code:
A1
Abstract:
The traditions, studies and international practice, prove that the inhalation of hot steams with or without the impurity of a medicine, helps the prevention and treatment of respiratory system diseases in hospitalization or home treatment. The device of application of the therapy is simple, easy to use, safe and affordable cost. This invention concerns a system with: 1) A inventive pipe - conductor of air, with an embodied safe system of electric points and power connections - cables for the supply of the nebulizer device with air and power simultaneously. 2) A nebulizer device that permits the simultaneous heating of the solution and nebula at 35-40°C via a temperature regulator. In addition it posses system which via the electromagnets or the mechanism opens and closes impellers or a silicone leaf and settles the provision of nebula towards the inhalation mask. 3) A mask of inhalations with conical channels that routes the expired air to the sensor and the inhaled nebula to the mouth and nasal cavity.

Inventors:
NAOUM GEORGE (GR)
Application Number:
PCT/GR2014/000019
Publication Date:
September 25, 2014
Filing Date:
March 24, 2014
Export Citation:
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Assignee:
NAOUM GEORGE (GR)
International Classes:
A61M16/06; A61M11/00; A61M16/20; F16K31/06; F16K31/08
Domestic Patent References:
WO2012085740A12012-06-28
Foreign References:
US4190046A1980-02-26
US5727542A1998-03-17
EP1369141A12003-12-10
US7396995B22008-07-08
US20030120157A12003-06-26
US4195044A1980-03-25
US4911157A1990-03-27
US20080271732A12008-11-06
US5259370A1993-11-09
US20080142010A12008-06-19
US3045670A1962-07-24
AU2002301057B22008-12-11
US4911157A1990-03-27
US20080142010A12008-06-19
US3045670A1962-07-24
Other References:
CRIT CARE MED, vol. 24, 1996, pages 1920 - 1929
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Claims:
Claims

1) A nebulizer device and mask of solution inhalation is characterized by the fact that the interior of the whole device is coated with a refractory material comprising a rich network of heat resistances (9) which they heat simultaneously the solution and the produced nebula and a mechanism that obstacles the flow of the spray during expiration. The device is consisted of a air-power pipe - conductor (1) where electric points and power connections are found, a device of nebulization of the solution (16) whereat the heating system of the solution and the mechanism that stops the flow of the spray are found and the inhalation mask (22).

2) A nebulizer device and mask of solution inhalation according to claim 1 , where the air-power pipe - conductor (1) has two ends where are embodied one thin safety power connection (2) in the central end and a safety electric point in the peripheral end, which are connected with thin cables (4) across the body of the treatment pipe. The central end ends at the provision of the air volume, which provision bears a thin safety electric point (5). The electric point (3) of the treatment pipe provides power to the power connection (6) located in the base of the nebulization device (16), peripherically to the reception mouth of the treatment pipe.

3) A nebulizer device and mask of solution inhalation according to claim 2, where the nebulizer (16), is consisted of the main body of spraying (7) with conical cuplike internal base. The interior of the device is coated with a thin and slim leaf of refractory material (8) that embodies in its whole surface a rich network of heat resistances (9) for the simultaneous heat of the solution and the produced nebula, connected with the power connection (6). There is a temperature regulator (10) that regulates the temperature between 35- 40°C. The upper outlet of the spray (11) is round, and in the back side it bears a conical flat area (12). In the surface of the edge of the mouth there are semi-circular electromagnets (13) of small weight. In the anterior edge of the mouth (11) there is an electronic sensor (17), sensitive in the fluctuation of the pressure of the air by the expiration of the patient.

4) A nebulizer device and mask of solution inhalation according to claim 3 where the electronic sensor (17) changes the polarity of the magnet. In the surface of the flat area is based a circle leaf of silicone (14) of diameter equal to the mouth's diameter, that opens and closes the equal in size mouth of the spray's exit. The silicone leaf has in its periphery poles of magnet (15) of opposite polarity (heteronyms) from the electromagnet of the edge of the exit and therefore closes the outlet.

5) A nebulizer device and mask of solution inhalation according to claim 3, where the sensor (17) changes the polarity in couples of electromagnets (18) and by a proportional way (homonyms to heteronyms charges) moves towards its axis a round impeller (19) of diameter equal to the nozzle of the mouth from vertical to horizontal position and vice versa.

6) A nebulizer device and mask of solution inhalation according to claim 3, where the sensor changes the polarity in couples of electromagnets (18) and by a proportional way (homonyms to heteronyms charges) two wings of semi-circular shape move, of total diameter equal to the cross-section of the mouth, based on the walls of the nozzle (21), move from horizontal position to vertical and vice versa and stop or permit the passage of the spray.

7) A nebulizer device and mask of solution inhalation according to claim 3, where the sensor (17) activates a thin mechanical system (24) consisted of thin springs found at the same place (13) or (18), which system has exactly the same function with the electromagnets, namely move the impellers (19) and (20) as the silicone leaf (14) upward and downwards and vice versa. 8) A nebulizer device and mask of solution according to claims 3-7, where the inhalation mask (22) has constructions of conical channels (23) at the internal side that route the expired air towards the mouth (11) of exit of the nebula, where the sensor(17) is found and vice versa during inhalation, the nebula to the mouth and nasal cavity.

9) A nebulizer device and mask of solution inhalation according to claims 3- 8, where the solution is normal saline.

10) A nebulizer device and mask of solution according to claims 3-8, where the solution is normal saline mixed with essential oils. 11) A nebulizer device and mask of solution inhalation according to claims 3-8, where the solution is normal saline mixed with decoctions' distillates.

12) A nebulizer device and mask of solution inhalation according to claims 3-8, where the solution includes pharmaceutical substance

Description:
Nebulizer Device and Mask of Inhalation Solution

The invention relates to a system of hot— nebulized solution provision, consisted of an air pipe - duct with embodied system of connectors - power connections - cables, in a device of nebulizer, for the controlled provision of heated nebulized pharmaceutical solution or hot nebulized solution containing essential oils and decoctions' distillates or simple hot nebula for inhalation, and a mask for the therapy or prevention of diseases of the respiratory system, its use is suggested either for hospital use connected with the central oxygen provider or for therapy at home connected with a device providing compressed air.

There are many types of devices and masks providing inhaled pharmaceutical solutions either in hospitalization or at home nursing. In the first case the devices function by their connection with the central oxygen provider and in the second case with the connection, with a portable a device providing compressed air. in both practices the temperature of the pharmaceutical solution or the normal, saline with any additions is low, about 10 Celsius degrees and does not have the therapeutic advantage of hot steam, which, is a very important disadvantage in. the everyday medical practice.

The present application, has important advantages against the already existing, devices., and for their understanding the reference in some parameters is required.

From the traditions of most of the people we know that in order to assist the organism to confront infections and disorders of the respiratory system, is proposed besides everything else, the consumption of hot decoctions or drinks and the use of humidifiers in the rooms (mainly in children's rooms). This is justified because the people and the scientific medical knowledge of fluctuant level, through the crossing of centuries, noticed that various drinks and hot water vapors offer warmth in the mucosa and accelerate the therapy. By humidifying with hot steam the mucosa of the bronchial tree, the excreta are liquefied and discharged easier, the surface of the mucosa is cleaned and so is succeeded the action of the pharmaceutical substance transferred by the steam and the warmth of hot steam and medicinal characteristics of the decoctions in the cells of the mucosa of the bronchial tree. This is also supported by modern medical practice worldwide. In addition, today science knows that hot steam, especially hot nebulized solutions act profitably in human organism.

The benefits from the inhalation of hot nebulized solutions in mild infections of the respiratory system are pointed out in the internet, for example at the NHS for the public (NHS choices), as well as in heavy infections of the respiratory system as mentioned in the international literature, by the use of moisture and heat of the inhaled gas in body temperature in Intensive Care Unit conditions (Crit Care Med 1996; 24:1920 - 1929).

This brief description of the benefits of inhaled hot steam in the bronchial tree, 2, 06 leads to the view that it is more profitable to add the affection of heat, in various therapies with inhaled bronchodilators, anti-inflammatory and antibiotics applied till today in every day medical practice.

By the nebulizers known today, the temperature of the inhaled final product varies between 10 to 15 °C, respectively to the volume and the speed of the flow of the air provided by the devices. The cold nebulized solution with or without added medicines, reaches the mucosa of the respiratory system that has temperature of 37 °C up to 40 °C in infections. Despite the heat that gets by the air ducts of the upper respiratory system (cavity of the mouth, oral part of pharynx, larynx), the temperature of the nebula that reaches the lower respiratory system is much lower than the temperature of the mucosa, and that does not offer the required warmth in the respiratory system.

In addition by the gases kinetics we know that, the duplication of the temperature increases the speed of masses of gasses per 1.41 times in stable conditions of pressure, volume and composition.

That means that the nebulized solution of the medicinal substance of 40°C will have a transfer speed 1.41 times greater than the speed of the steam of 20°C serum. Keeping in view that by the nebulizers being used the temperature of the inhaled final nebula varies between 10 to 15 °C is concluded that the speed of transfer of the spay of 35 to 40 °C will be almost triple.

By all odds in this case by inhalation the spray will reach in a larger depth in network of air ducts of the lung and therefore the therapeutic result will be better and the cure will be quicker.

The serum constitutes the excipient of the added chemical substance of the bronchodilators or anti-inflammatory medicines or antibiotics or oils, which by its spinning in the device is nebulized-The nebulized solution in 40°C has lower density per cc and more than double speed of transfer from the one in 20°C. These characteristic of the hot nebula, enables it to be easier inhaled and as a result to enter in a greater depth of the bronchial tree in the unit of the time and with a deeper inhalation to reach up to the level of small air ducts. It is obvious that in case of inhalation of hot nebulas of the therapeutic substance, the therapeutic result will be better. In addition we will have the profitable effect of the heat in the anaplasis of the sick mucosa of the bronchial tree and the best liquidation and absorption of excretions.

For the above mentioned reasons we have a greater bronchodilitation, assistance, the therapy of mucosa, the facilitation of abortion of the excretions via the expectoration, the amelioration of the respiratory ability of the patient, and its quicker.

The same happens in home nursing too, by the use of the nebulizer.

Beside the therapy of the diseases of the respiratory system important value has the preventive cleaning of the respiratory system.

The inhaled air of the encumbered environment of the modern society, mainly of the large urban centers, causes permanent troubles in the normal function of the mucosa of the respiratory system. The respiratory system of smokers and employees in close work areas with technical heat - freezing, half-freshened air and industries, mines etc, is aggravated more.

Creeping small infections, increase of the production of high viscosity excretions, difficulty in hawking and cleaning of the bronchial tree, constitute some of the encumbrances of the respiratory operation. The common and most of times permanent aggravated of the operation of the respiratory system increases the possibility of pathologic troubles of the respiratory system such as chronic bronchitis, bronchial asthma, COPD (chronic obstructive pulmonary disease, emphysema, lung cancer etc. The application with the device of frequent cleanings of the respiratory system, with weekly doses of inhalations of heat nebula and the addition of essential oils of eucalyptus or decoctions, constitutes a choice of preventive therapy of the respiratory system in order to preserve the organism from pathologic troubles and to guaranty to human being a better quality of life.

In addition is known that by the total of the provided therapeutic substance through inhaled medicines, only 10% approximately reaches the pneumonic parenchyma which is the target for treatment.

It happens because we have losses during inhalation and expiration, as follows:

- During expiration the produced spray is not inhaled, as it is logic, neither is aborted in the environment, so we have an important loss. - During inhalation and respectively to the inhaling ability of each patient, 10% to 30% of the produced spray is not inhaled.

- The particles of the pharmaceutical substance of 2-5 microns are subject to precipitation and infraction in the mucosa of air ducts of the respiratory system, whereas the particles being smaller than 2 microns are expired.

30% to 60% of the medicine lays down in the oral part of the pharynx during the inhalation.

Approximately 10% stay in the walls of the device. Considering the scientific marking we proceed to the study and development of a nebulizer device and an inhalation mask with an embodied system for simultaneous heating of the normal saline or the normal saline mixed with essential oils or the pharmaceutical solution and of the produced nebula, with temperature regulator of 35-40°C which is pleasurably affordable by the patient, easy to use and absolutely safe.

This device consists of

1) The air - power pipe-conductor 2) The device of nebulization of the serum (nebulizer) and

3) The inhalation mask

More specifically:

Air - power pipe - conductor:

In the two ends of the pipe - conductor (1) there are embodied, a thin safety power connection (2) in the central end and a safety electric point (3) in the peripheral end, being connected with thin cables (4) across the body of the treatment pipe. The central end ends at the provision of the air volume, which provision bears a thin safety electric point (5). The same stands, on the opposite direction in the peripheral end where the electric point (3) of the treatment pipe provides power to the power connection (6) located in the base of the nebulization device (16), peripherically to the reception mouth of the treatment pipe. By this construction we simultaneously have provision of air and power without complicating or obstructing the common movement of connection of the air duct with the provision, as it is currently applied worldwide.

Device of nebulization of the serum (nebulizer):

The nebulizer (16) is consisted of the main body of spraying (7) with conical cuplike internal base. The interior of the device is coated with a thin and slim leaf of refractory material (8) that embodies a rich network of heat resistances (9) in its whole internal surface connected with the power connection (6). The coating heats simultaneously the included serum or solution and the produced for inhalation nebula, in the regulated by the regulator (10) temperature up to 40°C.

The upper outlet of the spray (11) is round, and in the back side it bears a conical flat area (12). In the anterior edge of the mouth there is an electronic sensor (17), sensitive in the fluctuation of the pressure of the air by the expiration of the patient. By this stimulant of the patient has the ability to change the polarity of a semi-circular electromagnet (13) in the surface of the edge of the mouth or electromagnets (18), located in the internal surface of the spray exit mouth. In the surface of the flat area is based a circular silicone leaf (14) of diameter equal to the mouth, which moves upwards and downwards, closes or opens the equal in size mouth of the nebula's exit, excludes or permits respectively the exit of the air to the mask of inhalation and brings to periphery magnet poles (15) of opposite polarity (heteronyms) with the electromagnet (13) of the mouth of the edge of the exit that results to the closing of the mouth. In the other version the sensor (17) changes the polarity of the electromagnets (18) and by a proportional way (homonyms to heteronyms charges): a) moves around its axis by vertical to horizontal position and vice versa, a round impeller (19), of equal diameter with the nozzle of the mouth that in periphery has a couple of magnets (20) or b) two wings of semi-circular shape move, of total diameter equal to the cross- section of the mouth, based on the walls of the nozzle (22), move from horizontal position to vertical and vice versa and obstacle or permit the passage of the spray. In the end of each expiration and before the beginning of the inhalation, the sensor (17) changes the polarity of the magnets (13) or (18) and the leaf of silicone or the impellers (19) or (21) close the mouth (11), and obstacle the exit of the steam in order to save the pharmaceutical substance, which by the devices being used is lost in the environment. In addition, whereas the mouth is close, inside the device the pressure of the steam is increased and therefore in the phase of inhalation, the steam is ejected with greater pressure, density and temperature towards the mouth and the nose of the patient, with obvious better results. By another version, the sensor (17) activates a thin mechanical system consisted of springs found at the same place (13) or (18) and the specific system has exactly the same valvular operation with electromagnets.

Inhalation Mask:

An inhalation mask with the suitable constructions of conical channels at the internal side, routes the expired air towards the mouth of exit of the nebula, where the sensor is found and vice versa during inhalation, the nebula to the mouth and nasal cavity.

This invention differs and excels from other inventions having the same purpose, namely the provisions of heat solutions for inhalation. For example, in comparison with the U/S patent no 4,911,157/27-03-1990 or the US2008142010, or US3045670 the present application differs among others in the following:

1) it has an embodied to the air pipe - air-duct system, an electric point 2) simultaneously heats the solution, and the nebula at the temperature of choice

3) has a system of periodic interruption and provision of spray during expiration and inhalation respectively.

4) Is a simple device, easy to use, safe, light and effective

5) the required actions for its installation are very simple in comparison with the common nebulizer devices.

6) it is a nebulizer, not humidifier and it produces nebula of droplets of liquid and pharmaceutical substance from the high pressure gas according to the Bernulli law.

7) the interior of the whole device is coated with a refractory material

8) ) it comprises a rich network of heat resistances (9) in its whole internal surface with which it heats simultaneously the solution and the produced nebula, so that temperature of choice is always the same for the nebula until the inhalation outlet

For the above mentioned reasons the present application is new, inventive and has industrial application

The drawings that follow describe the device for the best understanding of the reader: Drawing 1: The air-power pipe - conductor with the two (2) edges, central and peripheral

Drawing 2: The air-power pipe - conductor with the corresponding connections of the edges with the electric point (central power and air provision) and power connection (nebulizer device)

Drawing 3 and 4: Description of the electric points and power connections Drawing 5: The nebulizer device

Drawing 6, 7, 8, 9, 10: The alternative systems (valves) for the controlled provision of spray Drawing 11 : Inhalation Mask




 
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