A system includes a flexible sensor configured to be placed into a first configuration and a second configuration, wherein the sensor is configured to measure a physiological characteristic. The sensor may include a first memory device configured to store a first set of calibration data and a second memory device configured to store a second set of calibration data. The system may further include a monitor coupled to the sensor, wherein the first memory device is accessible by the monitor in the first configuration and the second memory device is accessible by the monitor in the second configuration.
