FDA Adverse Event Malfunction Summary report: N

TRABECULAR METAL REVERSE SHOULDER SYSTEM INSTRUMENTATION LINER IMPACTOR

MDR report key: 1203757 · Received October 10, 2008

Report

Report Number
1822565-2008-00690
Event Type
Malfunction
Date Received
October 10, 2008
Date of Event
August 19, 2008
Report Date
August 21, 2008
Manufacturer
ZIMMER, INC.
Product Code
HWA
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
FL, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

EVALUATION SUMMARY: THE POST MAY HAVE FRACTURED DUE TO HIGH, REPEATED IMPACTION FORCES. TO POTENTIALLY IMPROVE PERFORMANCE, THE MATERIAL SPECIFIED HAS SINCE BEEN CHANGED TO 13-8 SST, WHICH IS LESS NOTCH SENSITIVE. THIS IMPACTOR DEVICE WAS MANUFACTURED FROM 455 SST, WHICH WAS PRIOR TO MATERIAL CHANGES. THE EXACT CAUSE CANNOT BE DETERMINED WITH CERTAINTY. THE 6MM CANNULATED DRILL IS FRACTURED ALONG ITS WELD JOINT. THIS MAY HAVE OCCURRED DUE TO HIGH, REPEATED BENDING FORCES. THE EXACT CAUSE CANNOT BE DETERMINED WITH CERTAINTY. EVALUATION CODES: RESULTS AND CONCLUSIONS- AS RETURNED, THE LINER IMPACTOR EXHIBITS FRACTURE AT THE BASE OF THE POST. THE DEVICE MANUFACTURING RECORDS ARE INTACT AND CONFORMING, INDICATING THE DEVICE WAS MANUFACTURED TO SPECIFICATIONS.

Description of Event or Problem · 1

IT IS REPORTED THAT DURING SURGERY IN 2008, THE CANNULATED DRILL BROKE WHEN THE SURGEON WAS DRILLING THE GLENOID. ALSO, THE IMPACTOR BROKE WHILE HE WAS IMPACTING THE GLENOID.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 TRABECULAR METAL REVERSE SHOULDER SYSTEM INSTRUMENTATION LINER IMPACTOR SHOULDER INSTRUMENT HWA ZIMMER, INC. NA 60915146

Patients

Seq Age Sex Outcome Treatment
1 UNK DRILL WITH STOP| TRABECULAR METAL GLENOID INSTRUMENT CANNULATED| CATALOG #47430706100| BIGLINAI/FLATOW THE COMPLETE SHOULDER SOLUTION