Abstract: Briefs according to the invention can prevent contact between a pubic region and a thigh while there is a wide space to enclose the pubic region during the use. That is, the briefs according to the invention are provided with a small chamber (3) projecting from a small chamber entrance (2) at lower side of a brief body (1). The small chamber (3) can enclose sufficiently a pubic region comprising a testicle and a penis. Therefore a tight fit or a feeling of pushing does not exist although this is produced in underwear in the prior art. Also such state is prevented by a small chamber wall (5) around the small chamber (3) that a part of a testicle adheres closely to a thigh.

Abstract: A medical attendance bathtub bed in which a person, such as a patient or an old person, who must always be laid in a clean bed, is laid in a bed which becomes a bathtub. In case of discharging, the patient's pubic region and anus are covered by a detachable stool in a sealing state, cleaning liquid is injected from a cleaning liquid injector provided on the inner face of the detachable stool to clean the predetermined portions, and the cleaning liquid, including contaminants, is drained to a sewage hole from a drain tube attached to the detachable stool to eliminate discharge sound, offensive odor, etc. externally.