FDA Adverse Event Injury Summary report: N

DEGUDENT U

MDR report key: 2058955 · Received March 31, 2011

Report

Report Number
9681199-2011-00001
Event Type
Injury
Date Received
March 31, 2011
Report Date
March 1, 2011
Manufacturer
DEGUDENT GMBH
Product Code
EJT
PMA / PMN Number
K951778
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

INVESTIGATION SHOWED THAT THE FRACTURE WAS CAUSED EXCLUSIVELY BY USE ERROR. AS SUCH, THERE IS NO INDICATION THAT THE DEVICE INVOLVED MALFUNCTIONED. HOWEVER, SINCE HEALTHY TOOTH STRUCTURE WAS DAMAGED AND INTERVENTION WAS REQUIRED AS A RESULT, THIS EVENT MEETS THE CRITERIA FOR REPORTABILITY PER 21 CFR PART 803. THE DEVICE WAS RETURNED AND MACROSCOPIC INSPECTION AND MICROSECTION EVALUATIONS WERE PERFORMED. MASSIVE ABRASION, NUMEROUS BLOW HOLES, AND BLOW HOLES IN SOLDER JOINT WERE NOTED. THE CUSTOMER WAS ADVISED TO CHECK AND IMPROVE CASTING PARAMETERS IN ORDER TO ATTAIN BETTER CASTING QUALITY. IN THE CASE OF MASSIVE ABRASION, THE BRIDGE SHOULD BE STABILIZED BY ENLARGING THE CONNECTOR CROSS SECTION AND USING A LINGUAL METAL GARLAND. THE SOLDER FISSURE SHOULD BE KEPT BETWEEN 0.05 AND 0.2 MM.

Description of Event or Problem · 1

IN THIS EVENT, IT WAS REPORTED THAT A FOUR-PART DEGUDENT U BRIDGE FRACTURED IN A PT'S MOUTH AFTER FOUR YEARS IN PLACE. A TOOTH UNDER THE BRIDGE ALSO FRACTURED. AS A RESULT, THE TOOTH WAS RESTORED; NO FURTHER ISSUES WERE REPORTED AFTER RESTORATION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 DEGUDENT U EJT DEGUDENT GMBH

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention DUCERAM KISS