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Method for preparing a ballistocardiogram

  • US 4,836,215 A
  • Filed: 10/11/1988
  • Issued: 06/06/1989
  • Est. Priority Date: 10/11/1985
  • Status: Expired due to Fees
First Claim
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1. A method for preparing a ballistocardiogram of a human subject comprising the steps of:

  • placing the human subject in a supine position on a substantially rigid body mold which is mounted for motion in response to the heartbeat of the subject, the body mold having an impression intimately matching the entire length of the dorsal portion of the subject'"'"'s body and keeping the subject'"'"'s body stationary relative to the mold and with respect to a given direction;

    connecting a motion transducer to the body mold for permitting the transducer to respond to motion of the mold in the given direction; and

    recording the output from the motion transducer over a period of time.

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