Source of inflating medium with active noise cancellation for an

Details Source of inflating medium with active noise cancellation for an Source of inflating medium with active noise cancellation for an

1995-02-06

1998-03-31

Nasser, Robert L.

Surgery: light, thermal, and electrical application

Light, thermal, and electrical application

Thermal applicators

15483, 454906, A61F 700

Patent

active

057333203

ABSTRACT:
An electrically operated source provides a stream of thermally-controlled inflating medium to inflate an inflatable thermal care apparatus for treating a hospital patient while employing active noise cancellation to reduce noise created by the source, thereby provides a reduced noise treatment device for treating hypothermic patients.

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patent: 5300101 (1994-04-01), Augustine et al.
patent: 5300102 (1994-04-01), Augustine et al.
patent: 5324320 (1994-06-01), Augustine et al.
patent: 5350417 (1994-09-01), Augustine
patent: 5545196 (1996-08-01), Falk
DIGISONIX, "Digital Sound Cancellation Systems for Active Noise Control", 4 pp., D-DS-1/191, 1990.

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