The Joule Thomson cryoprobe.
D000328:Adult; D000368:Aged; D002387:Cataract Extraction / Q000295:instrumentation; D003452:Cryosurgery / Q000295:instrumentation*; D004867:Equipment Design; D006801:Humans; D007906:Lens Subluxation / Q000601:surgery; D008875:Middle Aged