A patient monitoring system, including: a bone plate configured to be secured to a bone; a plurality of sensors on the bone plate configured to: measure a parameter; transmit a data signal communicating the measured parameter value; and wherein the transmitted data signals from the plurality of sensors are time division multiplexed; and an external wireless reader including an antenna, a processor, and wireless communication radio, wherein the external wireless reader is configured to: transmit an modulated RF signal; and receive the time division multiplexed transmitted data signals from the plurality of sensors.