FDA Adverse Event Malfunction Summary report: N

ZIMMER TRABECULAR METAL HUMERAL STEM

MDR report key: 1889421 · Received October 19, 2010

Report

Report Number
1822565-2010-00939
Event Type
Malfunction
Date Received
October 19, 2010
Date of Event
August 26, 2010
Report Date
August 26, 2010
Manufacturer
ZIMMER, INC.
Product Code
HSD
Removal / Correction Number
1822565-7/26/2010-006-R
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

EVAL: DURING TRABECULAR METAL HUMERAL AND THE TRABECULAR METAL REVERSE SHOULDER PROCEDURES, INSTRUMENTS PREPARE THE BONE FOR A TOLERANCE RANGE FROM SLIGHT PRESSFIT TO SLIGHT CLEARANCE. BECAUSE THESE STEMS HAVE PROXIMAL TRABECULAR METAL COMBINED WITH A PROXIMAL TAPER, THEY ACHIEVE ADEQUATE STABILITY THROUGH PROXIMAL FIXATION ALONE. IT HAS BEEN DETERMINED THAT DISTAL PRESS IS NOT REQUIRED AND THAT DISTAL PRESS COULD LEAD TO DIFFICULTY SEATING THE IMPLANT DEPENDANT ON BONE QUALITY, HUMERAL GEOMETRY, AND SURGEON REAMING. WHILE A CAUSE FOR THIS SPECIFIC CLINICAL EVENT CANNOT BE ASCERTAINED FROM THE INFO PROVIDED, THE COMMON CLINICAL PRESENTATION AND THE DATE OF THE OCCURRENCE SUGGESTS THAT THE EVENT IS RELATED TO THE ISSUES FOR WHICH ZIMMER IS IMPLEMENTING CORRECTIVE ACTION. REFERENCE REMOVAL REPORT 1822565-7/26/2010-006-R FOR ADDITIONAL INFO REGARDING THE CORRECTIVE ACTION TAKEN. REVIEW OF THE DEVICE HISTORY RECORDS DID NOT FIND ANY DEVIATIONS OR ANOMALIES. IT IS NOT SUSPECTED THAT THE PRODUCT FAILED TO MEET SPECIFICATIONS. SHOULD ADDITIONAL SUBSTANTIVE INFO BE RECEIVED, THE COMPLAINT WILL BE REOPENED. ZIMMER, INC CONSIDERS THE INVESTIGATION CLOSED.

Description of Event or Problem · 1

IT IS REPORTED THAT A SIZE 13 STEM WOULD NOT SEAT EVEN THOUGH THE CANAL WAS REAMED FOR SIZE 13, AND THAT A SIZE 12 STEM WAS USED INSTEAD.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ZIMMER TRABECULAR METAL HUMERAL STEM SHOULDER PROSTHESIS HSD ZIMMER, INC. 60942056

Patients

Seq Age Sex Outcome Treatment
1 79 YR