Sensor apparatus for medical use in diagnosis, namely, sensors for medical use to gather biometric data; Sensor apparatus for medical use in monitoring the vital signs of patients; Diagnostic, examination, and monitoring equipment, namely, medical devices for monitoring vital signs and blood properties; Patient monitoring instruments, namely, medical apparatus for monitoring vital signs of patients; Patient monitoring sensors and alarms; Medical apparatus for monitoring vital signs; Tools for medical diagnostics, namely, medical apparatus for monitoring patient vital signs and patient position, location, and duration in a given physical position; Electromedical diagnostic instruments, namely electromedical instruments for patient physical activity diagnostics; Physiological monitoring apparatus for medical use, namely, medical apparatus for monitoring patient vital signs, patient position, patient movement, and patient activity; Therapeutic mattresses, namely, anti-decubitus mattresses; Apparatus for the prevention of leg ulcers, namely, medical apparatus for monitoring patient vital signs, patient position, patient movement, and patient activity; Medical instruments for reproducing physiological data, namely, medical device for capturing and analyzing physiological data being patient position, movement, motion, and vital signs; Medical instruments for recording physiological data, namely, medical instruments for capturing analyzing physiological data being patient position, movement, motion, and vital signs