A system and a method for detecting the wearing by a patient of a foot ulcer offloading apparatus are described. The system includes an electronic geolocation device and a data processing equipment item linked to the electronic geolocation device via a communication network, the electronic geolocation device is suitable for being secured to the offloading apparatus and includes electrical power supply means, geolocation data acquisition means and means for transmitting geolocation data over the communication network to the data processing equipment item. The data transmission means is linked to the acquisition means and data processing equipment item is suitable, following the reception of geolocation data transmitted by the electronic geolocation device, for detecting a movement of the foot ulcer offloading apparatus and for deducing therefrom the wearing by the patient of said offloading apparatus.