<unk> <unk>  is a coin-sized battery-powered RFID-enabled temperature sensor which is to be attached to the lower abdomen of patients by using 3M Tegaderm for body temperature monitoring.<unk>  was invented by the company Cadi Scientific in 2003 in Singapore for body temperature monitoring but it was later used for location tracking of patients too.
ThermoSensor
AutoAnalyzer
Dolorimeter
Rape kit
Welner table
QuikClot
Corbett's electrostatic machine
Ultraviolet index