It is a sanitary attachment that allows the baths or washing intimate sitting. In Colombia are tells Bidet or bidet health Cup which allows intimate washes a seated woman. It is a word of French origin. Sitting intimate wash Cup.
In Spanish is bidet. For etymology see: bidet.
Bidet: m. resembling a basin bathroom Cabinet, fitted with a special hose to a faucet and a small shower, which is used for female intimate hygiene.