Audio analgesic unit

Details Audio analgesic unit Audio analgesic unit

1977-01-21

1978-04-04

Claffy, Kathleen H.

A61B 1900, A61N 100

Patent

active

040829189

ABSTRACT:
An audio analgesic unit for use in masking sounds and substituting another sound which includes earmuffs to be used by a dental patient in which speakers are arranged and connected to a patient operated remote control unit to control the sound levels and a master control unit to override the patient remote control unit and operated by an operator, such as a dentist. A beeper indicates operation mode change.

REFERENCES:
patent: 2986140 (1961-05-01), Gardner
patent: 3213851 (1965-10-01), Currea

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