Lisebelisoa tsa lihlahisoa:

Li-valve tsa letoto la HDS li emela meaho ea li-unit tse feto-fetohang tse ka hlophisoang ho theha valve ka boholo bo fapaneng ba 8, letoto, le bapileng, letoto / le ts'oanang, le arolelanang phallo, kapa lipotoloho tse hlokolosi tsa mojaro.Ho feta moo, valve e kenyelletsa likhokahano tsa taolo ea phallo e kenang le ea lipakeng tse ka sebetsoang ka letsoho kapa ka motlakase.E sebelisoa haholo mecheng ea meru, phahamiso ea likoloi le mechini ea masepala.