To dispose of a part contaminated by excretion to a toilet tank without using any hand of a user so as to wash it away to a soil pipe when a conponent contained in the excretion is detected.
An excretion receiving means 2, which is installed to a toilet seat device main body 1 via a fitting part, is constructed of water soluble material, and after the received organism conponent in the received excretion is detected by means of an excretion conponent detecting means, the excretion receiving means 2 and its fitting part are swelled and dissolved by means of water in the excretion so as to be dropped into a toilet tank spontaneously. In this way, the excretion receiving means 2 contaminated with excretion such as a urine and feces is disposed of to the toilet tank without soiling any hand of a user with the excretion.
TANAKA EIICHI
MATSUNAKA MASAHIKO
NAKANISHI KEIKO
SHINODA HIDEHO