Patent ID: 11911558
Assignee: TRUDELL MEDICAL INTERNATIONAL INC.
Field: Medical technology (Instruments)
Classification: CPC A  F  H | IPC A

Claim 8:
9. A method of using an oscillating positive expiratory pressure device comprising:
inhaling and/or exhaling into a mouthpiece coupled to a housing, wherein at least one of the mouthpiece and housing define separated first and second chamber, wherein the first and second chambers define inhalation and exhalation pathways respectively, wherein one or both of the inhaling and exhaling creates differential flow, pressure and/or temperature properties in the first and second chambers;
harvesting energy with an energy harvesting component disposed between the first and second chambers and generating electrical energy in response to the user inhaling and/or exhaling into the mouthpiece;
storing the electrical energy in a power storage device connected to the energy harvesting component; and
providing electrical energy from the power storage device to an output.