Ebuli bụ ọgwụgwọ kachasị ọhụrụ na mgbanwe mgbanwe maka imechi na ibuli akpụkpọ anụ yana ibuli ahịrị V.A na-eme ya nke PDO (Polydioxanone) nke mere na ọ na-abanye n'ime akpụkpọ ahụ ma nọgide na-akpali collagen aynthesis.