Portable System for the Production of Oxygen

Abstract

A portable device for oxygen generation comprising at least one reservoir for holding a hydrogen peroxide solution, a reactor, for reacting hydrogen solution with a catalyst, a feeding system for supplying said hydrogen peroxide solution to said reactor from said reservoir, a system for cooling, interconnected to an outlet of said reactor, a hydrophobic filter membrane, for removing water at an oxygen outlet of said cooling system and an oxygen flow regulator, for regulating oxygen flow at said oxygen outlet.

1 . A portable device for oxygen generation comprising:
 a. at least one reservoir for holding a hydrogen peroxide solution;   b. a reactor, for reacting hydrogen solution with a catalyst;   c. a feeding system for supplying said hydrogen peroxide solution to said reactor from said reservoir;   d. a system for cooling, interconnected to an outlet of said reactor;   e. a hydrophobic filter membrane, for removing water at an oxygen outlet of said cooling system; and   f. an oxygen flow regulator, for regulating oxygen flow at said oxygen outlet;   wherein said cooling system is an open system operatively located between said reactor outlet and said hydrophobic filter membrane, said cooling system configured to cool oxygen gas flowing between said reactor and said hydrophobic filter membrane.   
     
     
         2 . The device of  claim 1 , wherein said reservoir is configured:
 a. to hold hydrogen peroxide, a hydrogen peroxide complex or a hydrogen peroxide solution; or   b. as a cartridge.   
     
     
         3 . The device of  claim 2 , wherein said hydrogen peroxide solution is at least 20% hydrogen peroxide. 
     
     
         4 . The device of  claim 2 , wherein said cartridge is attached to said feeding system. 
     
     
         5 . The device of  claim 4 , wherein at least one of the following holds true:
 a. said cartridge is configured to be instantly replaceable once it gets empty;   b. an attachment system of said cartridge enables rapid attaching said cartridge to said feeding system; and   c. said cartridge is collapsible, has a collapsible liner, is hard-sided or soft-sided.   
     
     
         6 . The device of  claim 5 , wherein said feeding unit is characterized by at least one of the following:
 a. said feeding unit is configured to generate pressure on a said cartridge.   b. said feeding system is a pump, said pump selected from a group consisting of displacement pump, peristaltic pump, syringe pump, piston pump, plunger pump, screw pump and reciprocating pump.   
     
     
         7 . The device of  claim 6 , wherein said pressure is generated by a spring, a piston or pneumatic pressure. 
     
     
         8 . The device of  claim 1 , wherein said reactor is characterized by at least one of the following:
 a. said reactor is configured to decompose hydrogen peroxide to water and oxygen;   b. said reactor contains a catalyst.   
     
     
         9 . The device of  claim 8 , wherein said catalyst comprises:
 a. an active compound selected from a group consisting of a metal, a metalloid, an alloy of a metal, an alloy of a metalloid, a compound of a metal and a compound of a metalloid; or   b. an electronegative element.   
     
     
         10 . The device of  claim 1 , wherein said device additionally comprises a catalytic filter. 
     
     
         11 . The device of  claim 10 , wherein said catalytic filter comprises at least one catalyst, wherein:
 a. said catalyst comprises an active compound selected from a group consisting of a metal, a metalloid, an alloy of a metal, an alloy of a metalloid, a compound of a metal and a compound of a metalloid;   b. said catalytic filter comprises the same catalysts as said reactor.   
     
     
         12 . The device of  claim 1 , wherein said cooling system is characterized by at least one of the following:
 a. comprising at least one heat sink;   b. comprising at least one fan, said fan is electric;   c. comprising at least one condenser;   d. comprising at least one drain, configured to drain water condensed by said cooling system.   
     
     
         13 . The device of  claim 12 , wherein said water drain is characterized by at least one of the following:
 a. configured to drain said condensed water from at least one point along said cooling system;   b. said draining of said water is done immediately upon condensation and continuously;   c. comprising a receptacle for collecting said condensed water.   
     
     
         14 . The device of  claim 1 , wherein said device is characterized by at least one of the following:
 a. a hydrophobic membrane constructed from a material selected from a group consisting of Polytetrafluoroethylene, Polysulfones and polycarbonate;   b. an oxygen flow regulator that is a heat/mass oxygen (O 2 ) flow meter configured for real-time flow measurement.   c. additionally comprising an electronic control and display unit, comprising at least one of the following:
 i. Unit sensors; 
 ii. Unit controls; 
 iii. Unit alerts; 
 iv. Biofeedback sensors and 
 v. Unit feedback circuits 
   
     
     
         15 . The device of  claim 14 , wherein said control unit is characterized by at least one of the following:
 a. comprising a designated Printed Circuit Board;   b. comprising unit sensors configured to measure at least one perimeter selected from a group consisting of user set O 2  flow, exit O 2  flow, exit O 2  Temperature, Battery capacity, H 2 O 2  reservoir level, RC pressure and water tank capacity (weight);   c. is configured to control at least one perimeter selected from a group consisting of Peristaltic Pump RPM, Cooling Fan speed, and Water tank drainage solenoid;   d. comprising feedback circuits for at least one of the device parameters, selected from a group consisting of user set O 2  flow, exit O 2  flow, exit O 2  Temperature, Battery capacity, H 2 O 2  reservoir level, RC pressure and water tank capacity (weight) Peristaltic Pump RPM, Cooling Fan speed, Water tank drainage solenoid;   e. is configured to emit an alert in the case of any of:
 i. low H 2 O 2  reservoir; 
 ii. low Battery; 
 iii. high water tank level; 
 iv. high device pressure; and 
 v. device maintenance. 
   f. additionally comprising a data logger, said data logger configured to record the status of said device.   g. is configured to communicate with an external system, said communication comprising:
 i. transferring recorded data to an external system; 
 ii. receiving treatment protocol from an external system. 
   
     
     
         16 . The device of  claim 1 , wherein said device is powered by a unit battery, said battery is a 12-18V/4-5 Ah Rechargeable. 
     
     
         17 . The device of  claim 14 , wherein said biofeedback sensor is configured to:
 a. detect the peripheral blood O 2  saturation level in said patient; and   b. communicate with said control unit.   
     
     
         18 . The device of  claim 17 , wherein said control unit is configured to emit an alert in the case of low or high O 2  patient saturation levels. 
     
     
         19 . A method for generating oxygen, comprising steps of obtaining a device of  claim 1  and operating said device by:
 a. combining a hydrogen peroxide solution with a catalyst; 
 b. cooling oxygen and water vapor; 
 c. draining liquid water, said water condensed from said water vapor; 
 d. filtering oxygen, removing said water vapor; and 
 e. passing oxygen through a flow regulator. 
 
     
     
         20 . The method of  claim 19 , wherein said method additionally comprises at least one of the following steps:
 a. generating a flow of said hydrogen peroxide solution into a reactor;   b. passing oxygen and water vapor through a catalytic filter;   c. generating a stream of air, said air generated by a fan;   d. analyzing the oxygen flow and temperature of oxygen exiting said cooling system;   e. alerting the user in the case of Low H 2 O 2  reservoir, Low Battery, High system pressure, High water tank level and/or low patient O 2  saturation levels;   f. providing oxygen to a patient;   g. storing said oxygen;   h. detecting the O 2  saturation levels in a patient;   i. logging the data of said device;   j. logging the data of said patient;   k. transferring said data to an external system;   l. regulating the oxygen flow rate, said regulation controlled by regulating at least one parameter selected from a group consisting of flow of said hydrogen peroxide solution into a reactor and flow via said flow regulator, said flow regulation determined by at least one parameter selected from a group consisting of system pressure, reactor pressure, oxygen flow and/or patient O 2  saturation level;