colonic irrigation; enema
Medical procedure for cleansing the colon; used in both clinical and alternative health contexts.
Colonic irrigation is sometimes used to relieve constipation.
This clinic offers colonic irrigation treatments.
浣腸 is a more common, everyday term for enema, often referring to a simpler procedure using a small amount of liquid, while 腸内洗浄 implies a more thorough cleansing of the entire colon, often with specialized equipment.
Compound of 腸内 (chōnai, 'inside the intestines') and 洗浄 (senjō, 'washing, cleansing').