Patent ID: 8346334

Claim:
A medical sensor comprising: a foam carrier band including a thick detector mounting section and a thick emitter mounting section and a thin, flexible groove section disposed between and connecting the thick detector and emitter sections; a detector mounted in the thick detector mounting section of the carrier band; and an emitter mounted in the thick emitter mounting section of the carrier band, wherein the thin flexible groove section is configured to accommodate variably sized applied body parts, while maintaining substantial alignment of the detector directly opposite the emitter on an opposite side of the applied body part when applied to an applied part, wherein said carrier band includes an emitter window, the emitter window including a cut out region of the carrier band, a first layer of transparent material covering a first side of the cut out region, and a second layer of transparent material covering a second side of the cut out region, wherein an air gap defined between the first and second transparent material layers is provided between the emitter and the skin of the applied part.