FDA Adverse Event Malfunction Summary report: N

MANUAL ORTHOPEDIC SURGICAL INSTRUMENT

MDR report key: 3781528 · Received April 30, 2014

Report

Report Number
1030489-2014-02351
Event Type
Malfunction
Date Received
April 30, 2014
Date of Event
April 2, 2014
Report Date
April 2, 2014
Manufacturer
MSD BARTLETT MFG
Product Code
HWX
PMA / PMN Number
EXEMPT
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
VA, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4): VISUALLY AND DIMENSIONALLY CONFIRMED THE INSTRUMENT IS BROKEN AT THE BASE OF THE RADIUS NEAR THE 50MM MARK. NO SURFACE DEFECT IDENTIFIED THAT COULD CONTRIBUTE TO CRACK PROPAGATION. DIMENSIONAL INSPECTION OF THE RELEVANT DIMENSIONS, AS WELL AS THE INSTRUMENT HARDNESS WERE INSPECTED AND FOUND TO BE WITHIN PRINT SPECIFICATION. MICROSCOPIC EXAMINATION OF THE FRACTURE SURFACE FINDS A FAIRLY BRITTLE FRACTURE WITH NO INDICATION OF TORSION OR FATIGUE, AND RIVER LINES SUGGESTING THE DIRECTION OF PROPAGATION. THE LOCATION AND FRACTOGRAPHIC EVIDENCE OF THE FRACTURE SURFACE, IN CONJUNCTION WITH VERIFICATION OF CONFORMANCE TO THE RELEVANT DIMENSIONAL AND MATERIAL SPECIFICATIONS SUGGEST FAILURE DUE TO BEND STRESS OVERLOAD. THE ABOVE OBSERVATIONS ARE CONSISTENT WITH BEND STRESS OVERLOAD.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT UNDERWENT A POSTERIOR TRANSFORAMINAL LUMBAR INTERBODY FUSION AT L5-ILIAC. IT WAS REPORTED THAT THE TAP SHEARED OFF IN THE ILIAC DURING USE. NO PATIENT COMPLICATIONS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
260001 MANUAL ORTHOPEDIC SURGICAL INSTRUMENT TAP, BONE HWX MSD BARTLETT MFG NA BA05A013

Patients

Seq Age Sex Outcome Treatment
1