Retrieval of a broken hypodermic needle. A new technique of localising.
D000328:Adult; D000766:Anesthesia, Dental; D005547:Foreign Bodies / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008437:Maxilla; D009339:Needles / Q000009:adverse effects*; D009407:Nerve Block / Q000009:adverse effects / Q000295:instrumentation