US PATENT SUBCLASS 600 / 322
.~.~.~ Determining blood constituent

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
309  DF  .~ Measuring or detecting nonradioactive constituent of body liquid by means placed against or in body throughout test {8}
310  DF  .~.~ Infrared, visible light, or ultraviolet radiation directed on or through body or constituent released therefrom {9}
322.~.~.~ Determining blood constituent {2}
323  DF  .~.~.~.~> Oxygen saturation, e.g., oximeter {13}
341  DF  .~.~.~.~> Inserted in body

DEFINITION

Classification: 600/322

Determining blood constituent:

(under subclass 310) Subject matter wherein light means are provided to measure or detect the individual components of a fluid circulated by heart action upon an animal's vascular system carrying oxygen and nutrients throughout the body and waste products to excretory organs.