FDA Adverse Event Malfunction Summary report: N

PRIMA INITIAL DRILL 1.5X15 NONIRR

MDR report key: 1734785 · Received June 4, 2010

Report

Report Number
3005990499-2010-00005
Event Type
Malfunction
Date Received
June 4, 2010
Report Date
March 19, 2010
Manufacturer
KEYSTONE
Product Code
DZA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TW
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

VISUAL EXAMINATION OF THE RETURNED DEVICE REVEALS THE DRILL IS BROKEN IN TWO PIECES. THE DRILL BROKE AT THE LASER MARK, PERPENDICULAR TO IS AXIS NEAR THE TOP OF THE DRILL. THIS IS A KNOWN ISSUE DUE TO INHERENT NATURE OF BIT FUNCTIONALITY. IMPLANT SITE NUMBER IS NOT KNOWN, BUT BREAKAGE IS POSSIBLE, ESPECIALLY WHEN UTILIZED IN THE POSTERIOR ASPECT OF THE MOUTH DUE TO EXTREME ANGLE AND HIGH DIRECTION FORCES. THIS COMPLAINT CONDITION IS CONFIRMED; OPERATIONAL CONTEXT CONTRIBUTED TO THE EVENT. IN ADDITION, KEYSTONE DENTAL'S SURGICAL MANUAL RECOMMENDS DRILLS BE REPLACED WHEN WORN, CORRODED, DULL OR OTHERWISE COMPROMISED. (B)(4). IT IS LEFT TO THE PHYSICIAN TO TRACK INDIVIDUAL DEVICE USAGE. A REVIEW OF THE KEYSTONE DENTAL COMPLAINT DATABASE REVEALED THREE COMPLAINTS WITH THE SAME PART NUMBER AND FAILURE MODE REPORTED OVER THE PAST THREE YEARS. A DEVICE HISTORY REVIEW REVEALED THAT THIS IS THE ONLY COMPLAINT FILED UNDER LOT NUMBER 023177 OVER THE PAST THREE YEARS THIS COMPLAINT CONDITION IS CONFIRMED; HOWEVER, THIS IS A KNOWN FAILURE MODE. ROOT CAUSE IS ATTRIBUTED TO OPERATIONAL CONTEXT. NO ADVERSE TRENDS NOTED. (B)(4).

Description of Event or Problem · 1

DOCTOR WAS PERFORMING A PROCEDURE (DATE UNKNOWN) ON A PATIENT WHEN THE DRILL FRACTURED. THE BROKEN PORTION OF THE DRILL WAS REMOVED FROM THE PATIENT WITH THE AID OF A "SUCTION TUBE". THERE WAS NO IMPACT TO PATIENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 PRIMA INITIAL DRILL 1.5X15 NONIRR DZA KEYSTONE 15200 023177

Patients

Seq Age Sex Outcome Treatment
1 UNK Required Intervention