FDA Adverse Event Injury Summary report: N

M2A MAGNUM MODULAR HEAD 42MM HEAD DIAMETER

MDR report key: 2120524 · Received June 10, 2011

Report

Report Number
1825034-2011-00492
Event Type
Injury
Date Received
June 10, 2011
Date of Event
April 6, 2011
Report Date
May 17, 2011
Manufacturer
BIOMET ORTHOPEDICS
Product Code
KWA
PMA / PMN Number
K042037
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

REVIEW OF DEVICE HISTORY RECORDS SHOW THAT LOT RELEASED WITH NO RECORDED ANOMALY OR DEVIATION. THERE ARE WARNINGS IN THE PACKAGE INSERT THAT STATE THAT THESE TYPES OF EVENTS CAN OCCUR: UNDER POSSIBLE ADVERSE EFFECTS, (B)(6) STATES, "INTRAOPERATIVE OR POSTOPERATIVE BONE FRACTURE AND/OR POSTOPERATIVE PAIN" AND (B)(6) STATES, "ELEVATED METAL ION LEVELS HAVE BEEN REPORTED WITH METAL-ON-METAL ARTICULATING SURFACES". THE MODULAR HEAD AND TAPER ADAPTER WERE STILL ASSEMBLED AND NO ATTEMPT WAS MADE TO SEPARATE THESE COMPONENTS. THE MODULAR HEAD AND ACETABULAR CUP APPEARED TO SHOW EVIDENCE OF SUBLUXATION OF THE JOINT AND SCRATCHING OF THE BEARING SURFACES. BASED UPON THE APPEARANCE OF THE PARTS, WEAR RATES DID NOT APPEAR TO BE EXCESSIVE. THE USER FACILITY WAS NOTIFIED OF THE EVENT ON (B)(6) 2011. TO DATE, A RESPONSE HAS NOT BEEN RECEIVED FROM THE USER FACILITY. IN THE EVENT THAT THE USER FACILITY SUBMITS A MEDWATCH REPORT, BIOMET WILL FORWARD A COPY TO THE FDA. (B)(4).

Description of Event or Problem · 1

IT WAS REPORTED THAT PATIENT UNDERWENT TOTAL HIP ARTHROPLASTY ON (B)(6) 2010. SUBSEQUENTLY, PATIENT WAS REVISED ON (B)(6) 2011, DUE TO PAIN, MECHANICAL SYMPTOMS INCLUDING WEAKNESS AND LARGE CLUNK, AND ELEVATED COBALT AND CHROMIUM LEVELS. THE ACETABULAR CUP, MODULAR HEAD, AND TAPER ADAPTER WERE ALL REMOVED AND REPLACED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 M2A MAGNUM MODULAR HEAD 42MM HEAD DIAMETER PROSTHESIS, HIP KWA BIOMET ORTHOPEDICS N/A 244330

Patients

Seq Age Sex Outcome Treatment
1 Hospitalization| R