US PATENT SUBCLASS 600 / 514
.~.~.~.~ Sound generated by successive heartbeat electric signals to represent heart action

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
481  DF  .~ Cardiovascular {6}
508  DF  .~.~ Heart {4}
509  DF  .~.~.~ Detecting heartbeat electric signal {10}
514.~.~.~.~ Sound generated by successive heartbeat electric signals to represent heart action

DEFINITION

Classification: 600/514

Sound generated by successive heartbeat electric signals to represent heart action:

(under subclass 509) Subject matter including means for generating sound in response to successive heartbeat electric signals, a characteristic of the sound (e.g., volume, tone, repetition rate) representing the nature of the heartbeat (e.g., strong, weak, fast).