×

Non-invasive estimation of individual lung function

  • US 5,159,935 A
  • Filed: 03/08/1990
  • Issued: 11/03/1992
  • Est. Priority Date: 03/08/1990
  • Status: Expired due to Term
First Claim
Patent Images

1. A non-invasive method for monitoring individual lung function in a subject having a torso and right and left sides of the torso defined on opposite sides of a midsternal line, comprising:

  • disposing a transducer on the subject'"'"'s torso, said transducer being disposed on one only of the right and the left sides of the subject'"'"'s torso for overlying only a portion of the chest and back of the subject'"'"'s torso above an individual lung to be monitored, said transducer producing a signal corresponding to the movement of the portion therebeneath; and

    monitoring the signal produced by said transducer, said signal corresponding to volume changes in the underlying individual lung.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×