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

Claim 14:
15. 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, and wherein one or both of the inhaling and exhaling creates differential flow and/or, pressure properties in the first and second chambers;
harvesting energy with a linear generator comprising a magnet disposed inside a conductive coil disposed between the first and second chambers and generating electrical energy in response to the user inhaling and/or exhaling into the mouthpiece by moving the magnet inside the coil;
storing the electrical energy in a power storage device connected to the coil; and
providing electrical energy from the power storage device to an output.