I-PU isifinyezo se-Polyurethane, futhi igama layo lesiShayina yi-Polyurethane.
I-dressing paste yakhiwa ikakhulukazi i-backing (i-tape yeshidi), i-absorption pad kanye nephepha lokuhlukanisa, lihlukaniswe ngezinhlobo eziyishumi ngokusho kosayizi abahlukene.Umkhiqizo kufanele ube oyinyumba.
I-band-aid iyiteyipu ende exhunywe nge-gauze enemithi phakathi, esetshenziswa enxebeni ukuze kuvikelwe isilonda, kumise okwesikhashana ukopha, ukumelana nokuvuselelwa kwamagciwane futhi kuvimbele isilonda ukuthi singaphinde sonakaliswe.
Umkhiqizo wenziwe ngendwangu yezokwelapha engalukiwe, utshwala bezokwelapha obungama-70%.