US Patent 11906881 Medical mattress failure detection device

A system for signaling an overload of a foam mattress, including a foam mattress having a plurality of conductive inserts located near a bottom surface and a contact pad positioned below the bottom surface of the mattress. The system may generate an overload alarm signal as a function of receiving one or more signal outputs from the sensor over a period of time. The system may also generate an overload alarm signal as a function of receiving a plurality of individual signal outputs from a plurality of one or more conductive inserts located within a predetermined area of the sensor.