Audio signal generator

Surgery – Truss – Pad

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Details

128696, 128700, 128701, 324140R, 34087018, 381 56, 367116, A61B 502

Patent

active

045761787

ABSTRACT:
A system is disclosed that includes an audio signal generator to provide a distinguishable audible output that varies in accordance with a monitored input. The audio signal generator varies a parameter of the audible output, such as frequency or amplitude, in n discrete steps corresponding to a range of variation in value of the monitored input. A plurality of different inputs may be monitored, and an audio signal generated therefrom having a plurality of different parameters, each of which corresponds to an individual one of the monitored inputs. The monitored inputs may be heart rate, systolic blood pressure, diastolic blood pressure, and body temperature. The audio signal produced may be composed of a series of recurring pulses, the parameters of which corresponding to the different monitored inputs are amplitude of each pulse, time duration of each pulse, time duration between the onset of successive pulses, and the frequency of the signal that defines each pulse.

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