Fiberoptic patient health multi-parameter monitoring devices...

Optical waveguides – With optical coupler – Input/output coupler

Reexamination Certificate

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C385S013000

Reexamination Certificate

active

08009946

ABSTRACT:
A patient monitoring system includes a plurality of diffraction gratings integrated along the length of an optical fiber, wherein the optical fiber and each grating are together configured to alter either the effective refractive index or grating periodicity of the respective grating at its corresponding location along the fiber in response to at least one desired external stimulus.

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