This month the FDA cleared Westborough, MA−based Reflectance Medical's noninvasive, peel-and-stick sensor for measuring muscle oxygen saturation (SmO2) and pH (pHm), an indicator of tissue acidosis. Reflectance's Multi-Parameter Mobile CareGuide 3100, which simultaneously and continually measures those two parameters, secured Class II clearance. Quickly reversing acidosis can help prevent serious...