inforMED
InjuryKRR

RESTORIS MULTICOMPARTMENTAL KNEE PROSTHESIS

Received Nov 7, 2014 · Event occurred May 25, 2012

Report 3005985723-2014-00187 · MDR key 4251777

Device

Generic name

Compartmental Knee Prosthesis

Manufacturer

Mako Surgical

Product problems

  • Adverse Event Without Identified Device or Use Problem

Patient

68 YR

  • Pain

Narrative

Description of Event or Problem

THE SURGEON PERFORMED A BIOCOMPARTMENTAL KNEE ARTHROPLASTY PROCEDURE USING THE ROBOTIC ARM INTERACTIVE ORTHOPEDIC SYSTEM (RIO) AND RESTORIS MULTICOMPARTMENTAL KNEE (MCK) IMPLANTS ON (B)(6) 2012. THE PT LATER COMPLAINED OF KNEE PAIN. FIVE MONTHS FOLLOWING THE SURGERY, THE PATIENT SAW A DIFFERENT SURGEON WHO DID A X-RAY THAT SHOWED "METAL O METAL" AND A DISLODGED INSERT COMPONENT. ON (B)(6) 2014 THE PT UNDERWENT A TOTAL KNEE REVISION SURGERY. FOLLOWING THE REVISION PROCEDURE, THE PATIENT WAS INFORMED THAT THE SURGICAL TEAM WAS "UNABLE TO REMOVE ALL THE METAL SCRAPINGS". THE PT REPORTS "PAIN, SWELLING AND INFLAMMATION" AS WELL AS DIFFICULTY WALKING.

Additional Manufacturer Narrative

AS PART OF NORMAL COMPLAINT FOLLOW-UP, AN EVALUATION OF THE EVENT HAS BEEN INITIATED AT MAKO SURGICAL. THE INVESTIGATION IS CURRENTLY ONGOING, AND A SUPPLEMENTAL REPORT WILL BE FILED WHEN ADDITIONAL INFO IS OBTAINED.