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Class Information
Number: 128/204.26
Name: Surgery > Respiratory method or device > Means for supplying respiratory gas under positive pressure > Gas supply means responsive to breathing
Description: Subject matter wherein the gas supply means is responsive to the user’s breathing.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5379761 |
First stage scuba regulator |
Jan. 10, 1995 |
| 5373842 |
Respirator having a trigger sensitivity dependent on the patient gas flow |
Dec. 20, 1994 |
| 5370112 |
Method and means for powering portable oxygen supply systems |
Dec. 6, 1994 |
| 5368018 |
Breathing apparatus mouthpiece |
Nov. 29, 1994 |
| 5368020 |
Automatic breathing apparatus for underwater immersion at medium and great depth |
Nov. 29, 1994 |
| 5360000 |
Pneumatic demand oxygen valve |
Nov. 1, 1994 |
| 5357950 |
Breath actuated positive pressure demand regulator with override |
Oct. 25, 1994 |
| 5353788 |
Cardio-respiratory control and monitoring system for determining CPAP pressure for apnea treatment |
Oct. 11, 1994 |
| 5351682 |
Breathing demand regulations |
Oct. 4, 1994 |
| 5348001 |
Oxygen breathing controls |
Sep. 20, 1994 |
| 5343858 |
Second stage demand breathing regulator |
Sep. 6, 1994 |
| 5322057 |
Intermittent signal actuated nebulizer synchronized to operate in the exhalation phase, and its method of use |
Jun. 21, 1994 |
| 5322058 |
Gas mask and breathing equipment with respiration air recirculation |
Jun. 21, 1994 |
| 5318019 |
Emergency portable oxygen supply unit |
Jun. 7, 1994 |
| 5311861 |
Breathing apparatus |
May. 17, 1994 |
| 5303700 |
Method for detecting the respiratory phases of a patient during an assisted ventilating process |
Apr. 19, 1994 |
| 5303699 |
Infant ventilator with exhalation valves |
Apr. 19, 1994 |
| 5301668 |
Field of view underwater diving computer monitoring and display system |
Apr. 12, 1994 |
| 5299567 |
Minimal elastance, closed-circuit underwater breathing apparatus |
Apr. 5, 1994 |
| 5297545 |
Underwater breathing device |
Mar. 29, 1994 |
| 5282462 |
Mouthpiece for regulator |
Feb. 1, 1994 |
| 5275153 |
Demand valve having reaction load means and an insertable trigger element |
Jan. 4, 1994 |
| 5269295 |
Aircraft aircrew life support apparatus |
Dec. 14, 1993 |
| 5265596 |
Device for feeding breathing gas |
Nov. 30, 1993 |
| 5259375 |
Second stage scuba regulator with balanced piston volume control |
Nov. 9, 1993 |
| 5259374 |
Diver adjustable control for underwater breathing apparatus |
Nov. 9, 1993 |
| 5251618 |
Regulator second stage for scuba |
Oct. 12, 1993 |
| 5247926 |
Aircrew breathing gas regulators |
Sep. 28, 1993 |
| 5245997 |
Valve cartridge assembly for a pressure regulator of supplied air breathing apparatus |
Sep. 21, 1993 |
| 5233976 |
Second stage regulator hose with built-in cone adjusting tool |
Aug. 10, 1993 |
| 5222490 |
Breathing regulator having air injector feature |
Jun. 29, 1993 |
| 5213095 |
Coupling apparatus for scuba gear |
May. 25, 1993 |
| 5209224 |
Lightweight breathing device |
May. 11, 1993 |
| 5199426 |
Aircraft aircrew G-responsive valve system for controlling breathing gas and suit-inflation |
Apr. 6, 1993 |
| 5199425 |
Breathing apparatus with chamber of variable capacity for scuba diving |
Apr. 6, 1993 |
| 5195516 |
Breathing gas recirculation apparatus with reduced work of breathing |
Mar. 23, 1993 |
| 5190030 |
Valve for regulators in self-contained underwater breathing apparatus |
Mar. 2, 1993 |
| 5184609 |
Divers first stage adjustable regulator |
Feb. 9, 1993 |
| 5165397 |
Method and apparatus for demand oxygen system monitoring and control |
Nov. 24, 1992 |
| 5161525 |
System and method for flow triggering of pressure supported ventilation |
Nov. 10, 1992 |
| 5156145 |
Self-contained breathing system apparatus with automatic back-up |
Oct. 20, 1992 |
| 5137017 |
Demand oxygen system |
Aug. 11, 1992 |
| 5133343 |
Apparatus for supporting an inhaler |
Jul. 28, 1992 |
| 5129390 |
Process for regulating an artificial ventilation device and such device |
Jul. 14, 1992 |
| 5127398 |
Breathing apparatus mouthpiece |
Jul. 7, 1992 |
| 5119810 |
Ventilating apparatus that maintains low/constant compliance |
Jun. 9, 1992 |
| 5111809 |
Breathing system |
May. 12, 1992 |
| 5107831 |
Ventilator control system using sensed inspiratory flow rate |
Apr. 28, 1992 |
| 5099837 |
Inhalation-based control of medical gas |
Mar. 31, 1992 |
| 5099836 |
Intermittent oxygen delivery system and cannula |
Mar. 31, 1992 |
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