FDA Adverse Event Malfunction Summary report: N

POWERED WHEELCHAIR

MDR report key: 2030747 · Received March 22, 2011

Report

Report Number
1525712-2011-00132
Event Type
Malfunction
Date Received
March 22, 2011
Report Date
March 22, 2011
Manufacturer
INVACARE
Product Code
ITI
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4) ISSUED MFG REPORT #1525712-2011-00132. PRODUCT WAS APPROXIMATELY 25 DAYS OLD AT TIME OF COMPLAINT. DEALER ALLEGES THE CONSUMERS MOTORS LOCKED UP. BOTH A PRELIMINARY PRODUCT EVALUATION AND A REGULATORY AFFAIRS INSPECTION/TEST WERE COMPLETED. VISUAL: DEBRIS ACCUMULATED IN THE FRICTION DISK. FUNCTIONAL: THE MOTOR CONNECTED TO A SHARK POWER MODULE IN ORDER TO VERIFY ITS OPERATION ALONG WITH A CLAMP ON METER. DRIVING THE MOTOR FROM THE SHARK POWER MODULE IMMEDIATELY ENTERING ITS 90ADC CURRENT LIMIT. THE MOTOR DID NOT ROTATE EVEN AT THE 90ADC CURRENT LIMIT. WITH THE MOTOR AND GEARBOX SEPARATED IT STILL WOULD NOT ROTATE. THE PARK BRAKE WAS REMOVED. WITH THE PARK BRAKE REMOVAL THE MOTOR ROTATED NORMALLY AND SO DID THE GEARBOX. THE PARK BRAKE WAS EVALUATED AND WITH THE PARK BRAKE LEVER IN THE RELEASED POSITION, IT IS IMPOSSIBLE TO ROTATE THE FRICTION DISK BY HAND. IT APPEARS JAMMED. ONCE DISSEMBLED THERE IS METAL DEBRIS ACCUMULATION ON THE BRAKE DISK THAT HAS RESULTED IN THREE HIGH SPOTS ON THE DISK. RESULTS ARE; THE MOTOR PARK BRAKE ASSEMBLY HAS CAUSED THIS ISSUE. DEBRIS HAS ACCUMULATED IN THE FRICTION DISK AND HAS CAUSED THE COMPLETE LOCK UP OF THE PARK BRAKE ASSEMBLY. THIS, IN TURN, CAUSES THE MOTOR TO NOT ROTATE AT ALL. THIS CONFIRMS THE COMPLIANT THAT THE MOTOR HAS LOCKED UP. NO INJURY REPORTED. THE CONSUMER ALLEGES THEIR MOTORS LOCKED UP AND THEIR CHAIR STOPPED. THE USER REMAINED SUPPORTED IN THE CHAIR. UNKNOWN IF THE BATTERIES BECAME INADVERTENTLY DISCONNECTED WHILE TRANSFERRING WITH THEIR CHAIR. THERE IS NO HISTORY TO SUGGEST A PRODUCT PROBLEM. PRODUCT HAS NOT BEEN RETURNED FOR EVALUATION AT THIS TIME SO IT IS UNKNOWN IF A MALFUNCTION OCCURRED OR IF OTHER FACTORS SUCH AS MISUSE OR ABUSE, OR A SERVICE ERROR MAY HAVE CAUSED OR CONTRIBUTED TO THIS INCIDENT. MANUFACTURER IS ATTEMPTING TO OBTAIN PRODUCT FOR INSPECTION. MALFUNCTION IS NOT CONFIRMED.

Additional Manufacturer Narrative · 1

NO INJURY REPORTED. THE CONSUMER ALLEGES THEIR MOTORS LOCKED UP AND THEIR CHAIR STOPPED. THE USER REMAINED SUPPORTED IN THE CHAIR. UNKNOWN IF THE BATTERIES BECAME INADVERTENTLY DISCONNECTED WHILE TRANSVERSING WITH THEIR CHAIR. THERE IS NO HISTORY TO SUGGEST A PRODUCT PROBLEM. PRODUCT HAS NOT BEEN RETURNED FOR EVALUATION AT THIS TIME, SO IT IS UNKNOWN IF A MALFUNCTION OCCURRED OR IF OTHER FACTORS SUCH AS MISUSE OR ABUSE, OR A SERVICE ERROR MAY HAVE CAUSED OR CONTRIBUTED TO THIS INCIDENT. MANUFACTURER IS ATTEMPTING TO OBTAIN PRODUCT FOR INSPECTION. MALFUNCTION IS NOT CONFIRMED.

Description of Event or Problem · 1

THE DEALER ALLEGES THE MOTORS LOCKED UP AND THE CHAIR STOPPED WORKING IN THE MIDDLE OF THE ROAD WITH THE CONSUMER IN THE CHAIR. NO INJURIES ARE ALLEGED.

Description of Event or Problem · 1

THE DEALER ALLEGES THE MOTORS LOCKED UP AND THE CHAIR STOPPED WORKING IN THE MIDDLE OF THE ROAD WITH THE CONSUMER IN THE CHAIR. NO INJURIES ARE ALLEGED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 POWERED WHEELCHAIR 890.3860 ITI INVACARE 3GTQT3

Patients

Seq Age Sex Outcome Treatment
1