FDA Adverse Event Malfunction Summary report: N

ORTHOPEDIC MANUAL SURGICAL INSTRUMENT

MDR report key: 1973068 · Received January 28, 2011

Report

Report Number
1030489-2011-00082
Event Type
Malfunction
Date Received
January 28, 2011
Date of Event
January 3, 2011
Report Date
January 3, 2011
Manufacturer
MEDTRONIC SOFAMOR DANEK INSTRUMENT MANUFACTURING
Product Code
LXH
PMA / PMN Number
EXEMPT
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CH
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

VISUALLY CONFIRMED DRILL BIT IS BROKEN. APPROXIMATELY 8MM HAS BEEN BROKEN OFF OF THE TIP AND NOT RETURNED FOR ANALYSIS. FRACTURE APPEARANCE IS FAIRLY BRITTLE WITH SECONDARY CRACKING, INDICATIVE OF OVERLOAD. INSTRUMENT IS MARKETED AND SOLD AS A SINGLE-USE INSTRUMENT. THE INVESTIGATION SUGGESTS MULTIPLE USE OF THE INSTRUMENT AS A POTENTIAL CONTRIBUTOR TO FAILURE. THE AGE OF THE INSTRUMENT SUGGESTS THIS AS A POSSIBLE CONTRIBUTOR TO FAILURE. THE ABOVE OBSERVATIONS ARE CONSISTENT WITH MISUSE DUE TO INAPPROPRIATE SURGICAL TECHNIQUE, RESULTING IN THE FOREGOING EVENT.

Additional Manufacturer Narrative · 1

(B)(4). DEVICE WAS NOT RETURNED TO THE MANUFACTURER FOR EVALUATION. WE ARE UNABLE TO DETERMINE THE CAUSE OF THE EVENT. DEVICE HISTORY RECORDS WERE REVIEWED. NO DOCUMENTATION WAS FOUND THAT WOULD INDICATE A NON-CONFORMANCE TO SPECIFICATIONS.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE TIP OF THE DRILL BIT BROKE DURING A DRILLING PROCESS AT A CERVICAL PROCEDURE. INTRA-OPERATIVE AND POST-OP X-RAYS DID NOT REVEAL ANY TRACE OF THE BROKEN TIP LEFT INSIDE OF THE PATIENT BODY. HOWEVER, THE BROKEN OFF TIP WAS NOT FOUND IN THE OPERATIVE FIELD.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ORTHOPEDIC MANUAL SURGICAL INSTRUMENT ORTHOPEDIC MANUAL SURGICAL INSTRUMENT LXH MEDTRONIC SOFAMOR DANEK INSTRUMENT MANUFACTURING NA NG07G001

Patients

Seq Age Sex Outcome Treatment
1