FDA Adverse Event Malfunction Summary report: N

LOCKSCR Ø2.4 SELF-TAP L24 TAN

MDR report key: 3171584 · Received June 15, 2013

Report

Report Number
2520274-2013-03257
Event Type
Malfunction
Date Received
June 15, 2013
Date of Event
October 19, 2011
Report Date
October 27, 2011
Manufacturer
SYNTHES USA
Product Code
HWC
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
FR
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

SYNTHES IS SUBMITTING THIS REPORT AS A RESULT OF REMEDIATION ACTIVITIES RELATED TO FDA WARNING LETTER DATED FEBRUARY 2012. DEVICE(S) LISTED IN THIS REPORT IS (ARE) USED FOR TREATMENT, NOT DIAGNOSIS. ANY ADDITIONAL INFORMATION RECEIVED REGARDING THIS EVENT AFTER FILING THIS REPORT SHALL BE FILED ON A SUPPLEMENTAL MDR. (B)(6). DEVICE IS NOT DISTRIBUTED IN THE UNITED STATES, BUT IS SIMILAR TO A DEVICE MARKETED IN THE USA. THE MEASURABLE DIMENSIONS OF THE SCREW WERE, AS FAR AS POSSIBLE, CHECKED AND FOUND TO BE IN COMPLIANCE WITH THE TECHNICAL DRAWINGS AND AO/ASIF SPECIFICATION. THE EXAMINATION OF THE RAW MATERIAL TESTING CERTIFICATES AND THE MANUFACTURING PAPERS WAS NOT POSSIBLE SINCE WE ARE NOT AWARE OF THE CONCERNED LOT NUMBERS. THE MICROSCOPIC VIEW OF THE BROKEN SURFACE IS HOMOGENOUS AND DOES NOT SHOW ANY ANOMOLIES. NO PRODUCT FAULT COULD BE DETECTED. THERE IS EVIDENCE THAT A MECHANICAL OVERLOAD DURING THE REMOVAL, PAR EXAMPLE BY A COLD WELDED THREAD OR AN EXCESSIVE CONTACT BETWEEN THE SCREW AND THE PLATE, CAUSED THE BREAKAGE OF THE SCREW. THE EXACT CAUSE IS UNKNOWN.

Description of Event or Problem · 1

DEVICE REPORT FROM SYNTHES (B)(6) REPORTS AN EVENT IN (B)(6) AS FOLLOWS: DURING A PROCEDURE ON (B)(6) 2011, THE SCREW BROKE DURING REMOVAL. THE FRAGMENTS WERE RETRIEVED FROM THE PATIENT. THIS IS REPORT 1 OF 1 FOR COMPLAINT (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
272441 LOCKSCR Ø2.4 SELF-TAP L24 TAN HWC SYNTHES USA

Patients

Seq Age Sex Outcome Treatment
1 67 YR