Apparatus to measure and record peak air passage pressure

Details Apparatus to measure and record peak air passage pressure Apparatus to measure and record peak air passage pressure

1992-04-15

1994-08-23

Pellegrino, Stephen C.

Surgery

Truss

Pad

128716, 128719, A61B 508

Patent

active

053398254

ABSTRACT:
The apparatus measure the exhalation of a subject and stores selected data relating to the peak value of the air pressure during exhalation. The storing unit for the data stores the peak values for a plurality of time periods and the apparatus can collect a series of measurements over an extended time period. Auxiliary information and data relating to each measurement can also be stored in the storing unit. A dedicated power source may be incorporated for holding the stored information in the storing unit.

REFERENCES:
patent: 2538785 (1951-01-01), Karig
patent: 3958565 (1976-05-01), Wright
patent: 3977394 (1976-08-01), Jones et al.
patent: 3991304 (1976-11-01), Hillsman
patent: 4241739 (1980-12-01), Elson
patent: 4444201 (1984-04-01), Itoh
patent: 4558710 (1985-12-01), Eichler
patent: 4807641 (1989-02-01), Beohringer et al.
patent: 5058601 (1991-10-01), Riker

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