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Patient 1
WHILE USING A CODMAN DISPOSABLE PERFORATOR ON A CRANIOTOMY, A SAGITTAL SINUS TEAR WAS ENCOUNTERED AFTER THE PERFORATOR FAILED TO DISENGAGE AFTER PERFORATING THE PATIENT'S SKULLDEVICE LABELED FOR SINGLE USE. PATIENT MEDICAL STATUS PRIOR TO EVENT: UNKNOWN. THERE WAS NOT MULTIPLE PATIENT INVOLVEMENT.INVALID DATA - ON DEVICE SERVICE/MAINTENANCE. NO DATA - REGARDING DATE LAST SERVICED. SERVICE PROVIDED BY: INVALID DATA. INVALID DATA - SERVICE RECORDS AVAILABILITY. NO IMMINENT HAZARD TO PUBLIC HEALTH CLAIMED. DEVICE USED AS LABELED/INTENDED.INVALID DATA - REGARDING EVALUATION BY USER AFTER EVENT. METHOD OF EVALUATION: NONE OR UNKNOWN. RESULTS OF EVALUATION: NONE OR UNKNOWN. CONCLUSION: NONE OR UNKNOWN. CERTAINTY OF DEVICE AS CAUSE OF OR CONTRIBUTOR TO EVENT: YES. CORRECTIVE ACTIONS: OTHER. THE DEVICE WAS NOT DESTROYED/DISPOSED OF.