FDA Adverse Event Other Summary report: N

ATRAUMATIC FUNDUS GRASPING INSERTS

MDR report key: 850454 · Received March 2, 2007

Report

Report Number
2027111-2007-00012
Event Type
Other
Date Received
March 2, 2007
Date of Event
January 31, 2007
Report Date
February 26, 2007
Manufacturer
APPLIED MEDICAL RESOURCES
Product Code
HET
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

EVALUATION: THE 5MM BABCOCK INSERTS WERE RECEIVED FOR EVALUATION. ALL OF THE DOCUMENTS PERTAINING TO THE INSERTS AND THE SPECIFIC LOT WERE REVIEWED. THERE WERE NO ABNORMALITIES OR NON-CONFORMANCES THAT WERE NOTED IN THE DOCUMENTATION. AFTER PHYSICAL EXAMINATION OF THE INSERTS, IT WAS APPARENT THAT ONE OF THEM WAS IN FACT BROKEN. ONE OF THE LEGS ON THE INSERT THAT ATTACHES TO THE GRASPER APPEARED TO BE COMPLETELY SEVERED. AN ENGINEERING EVALUATION WAS PERFORMED TO REPLICATE THE FAILURE AND FOUND THAT A FORCE OF ROUGHLY 2.4 LBS WAS REQUIRED TO BREAK THE INSERT. THE INSERT IN ITS NORMAL INTENDED USE SHOULD NOT SEE ANYWHERE NEAR 2.4 LBS IN THE MANNER THAT WAS REQUIRED TO REPLICATE THE FAILURE. IT IS APPARENT THAT EXCESSIVE FORCE WAS APPLIED TO THE INSERT IN AN UNINTENDED WAY WHICH LED TO THE DESTRUCTION OF THE INSERT. ENGINEERING COULD REPRODUCE THIS TYPE OF FAILURE BY OVER STRESSING THE ATTACHMENT LEGS, ATTACHING THE INSERT TO A GRASPER, THEN PULLING THE GRASPER OUT THROUGH A CANNULA. THE INSERT COULD THEN BECOME CAUGHT ON THE EDGE OF THE CANNULA AND MORE THAN 2.4 LBS OF FORCE COULD BE APPLIED. INSERTS FROM THE SAME LOT (1022038) WERE PULLED AND INSPECTED. THEY WERE ATTACHED TO A 5MM A-TRAC GRASPER AND FUNCTIONED PROPERLY. THEY DID NOT SHOW ANY SIGNS OF FAILURE. THE COMPONENT BASE IS MOLDED USING GREY BARIUM POLYCARBONATE AND HAS PASSED RADIOPAQUE TESTING. CONCLUSION: THE C4103 5MM BABCOCK INSERTS WERE RECEIVED FOR EVALUATION AND ONE WAS FOUND TO BE DESTROYED. THE PROBABLE CAUSE OF THIS FAILURE IS EXCESSIVE FORCE APPLIED TO THE INSERT IN AN UNINTENDED MANNER. AN ENGINEERING ANALYSIS WAS PERFORMED AND SHOWED THAT THE FORCE REQUIRED TO REPLICATE THE FAILURE WAS FAR GREATER THAN FORCES THAT ARE EXPECTED ON THE INSERT THROUGH NORMAL USE.

Description of Event or Problem · 1

"ACCOUNT CALLED ME THIS A.M. REQUESTING SOMEONE FROM APPLIED SHOULD CONTACT THEM ASAP REGARDING REMOVAL OF DEVICE."

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ATRAUMATIC FUNDUS GRASPING INSERTS A-TRAC GRASPER INSERTS HET APPLIED MEDICAL RESOURCES C4103 1022038

Patients

Seq Age Sex Outcome Treatment
1 YR Other