Akpa drainage nke mmamịrị na-anakọta mmamịrị. Akpa ga-ejikọta na catheter (na-akpọkarị Foley catheter) nke dị n'ime eriri afo.
Ndị mmadụ nwere ike ịnwe akpa catheter na mmamịrị n'ihi na ha nwere urinary incontinence (leakage), njide urinary (enweghị ike urinate), ịwa ahụ nke mere catheter dị mkpa, ma ọ bụ nsogbu ahụike ọzọ.