Cryosurgery

特許 権利維持 Cryosurgery (cryotherapy) is the application of extreme cold to destroy abnormal or diseased tissue.[1] The term comes from the Greek words cryo (κρύο) ("icy cold") and surgery (cheirourgiki – χειρουργική) meaning "hand work" or "handiwork". Cryosurgery has been historically used to treat a number of diseases and disorders, especially a variety of benign and malignant skin conditions.