67-year-old Bernadine Coady opted to undergo keyhole surgery or arthroscopy under hypnosis instead of general anesthesia.
A spokesman for the private Orthopaedics and Spine Specialist Hospital, in Peterborough, Cambridgeshire said Coady went home looking happy after the procedure was successfully completed. She was awake during the time the surgery took place.
Ms Coady, who is a trained hypnotist, had previously undergone foot surgery using the same method.
"I said to myself that if I had any pain I was going to liken it to waves lashing against a sea wall. Every time it happened, I thought it was the pain going away, like the tide," she had revealed that that time. "I always thought that it was possible and I am proof that it
The surgery was performed by Dr Ahmed Shair, who has operated Ms Coady three times. His patient opted for self hypnosis on all occasions.