This creation is a kind of related medical instruments of what, it ties up to medical instruments body surface and one layer of sterilization and deodorization metal ion is set, the sterilization and deodorization metal ion series of strata include the coating formed by one of copper ion, iron ion, germanium ion, molybdenum ion, magnesium ion, manganese ion, chromium ion, vanadium ion, zinc ion, silicon ion, platinum ion, aluminium ion, plasma selenium, calcium ion or titanium ion by one layer, in order to the effect for enabling the medical instruments have sterilizing, deodorization. 本創作係有關於一種醫療用具，係在醫療用具本體表面設置一層滅菌除臭金屬離子層，該滅菌除臭金屬離子層係為一層包括由銅離子、鐵離子、鍺離子、鉬離子、鎂離子、錳離子、鉻離子、釩離子、鋅離子、矽離子、鉑離子、鋁離子、硒離子、鈣離子或鈦離子其中之一所形成之覆層，俾令該醫療用具具有滅菌、除臭之效果。
