Patent ID: 7527603

Claim:
An ozone treatment apparatus using ozone gas which comprises an ozone generator connected to an oxygen feed tank for supplying oxygen, a supply pipe connected to the ozone generator and adapted to supply ozone to a lesion, and a recovery pipe for recovering the residual ozone remaining after ozone treatment, wherein the improvement comprises: a cover plate connected to an end portion of the supply pipe adapted to be closely seated on and cover the lesion; a disposable gauze having ozone resistance and disinfection property, the disposable gauze adapted to be adhered to the lesion on which the cover plate is seated and adapted to freely transmit ozone gas therethrough; a dome-shaped hood disposed around the outermost periphery of the cover plate and connected to the recovery pipe in fluid communication with the recovery pipe; and an exhaust pipe having an ozone decomposition device and a blower connected to the exhaust pipe and in fluid communication with the recovery pipe.