Symmetric LED array for pulse oximetry
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United States of America Patent
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May 8, 2012
Grant Date -
Apr 3, 2008
app pub date -
Sep 29, 2006
filing date -
Sep 29, 2006
priority date (Note) -
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Abstract
A sensor for pulse oximeter systems is provided which comprises a first source of electromagnetic radiation configured to operate at a first wavelength, a second source of electromagnetic radiation configured to operate at a second wavelength and a third source of electromagnetic radiation configured to operate at a third wavelength. The first and third sources of electromagnetic radiation are symmetrically oriented about an axis.
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