Original sentence: During psychic surgery, practitioners appear to be able to perform painless surgery using their fingers and unsterile tools.Psychic surgery is a healing practice that originated in the 20th Century and has been deemed a form of medical fraud.They say that they extract "tumors" or other pathological masses such as pus or bones from the patient's body through an incision
Edited sentence: Practitioners say that they extract "tumors" or other pathological masses such as pus or bones from the patient's body through an incision.Psychic surgery is a phenomenon originating in the 20th Century, in which healers are believed to be able to perform painless surgery using their fingers and unsterile tools