FDA Adverse Event Injury Summary report: N

MOSAIC AORTIC BIOPROSTHETIC HEART VALVE

MDR report key: 1931059 · Received December 7, 2010

Report

Report Number
2025587-2010-00157
Event Type
Injury
Date Received
December 7, 2010
Date of Event
November 10, 2010
Report Date
November 11, 2010
Manufacturer
MEDTRONIC HEART VALVES, INC
Product Code
LWR
PMA / PMN Number
P990064
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4), METHOD: DEVICE HISTORY REVIEWED. RESULTS: DEVICE HISTORY REVIEW FOUND THE PRODUCT MET SPECIFICATIONS WHEN RELEASED FOR DISTRIBUTION. CONCLUSION: CAUSE OF EVENT DETERMINED TO BE CAUSED BY OPERATIONAL CONTEXT. ANALYSIS: UPON RECEIPT AT MEDTRONIC'S QUALITY LABORATORY, ALL LEAFLETS WERE SLIGHTLY STIFF BUT FLEXIBLE POSSIBLY DUE TO THE TAN SOLUTION THE VALVE WAS RECEIVED IN AND/OR THE DECONTAMINATION PROCESS. A LARGE PERFORATION IN THE BELLY OF THE NON-CORONARY CUSP APPEARS TO BE DUE TO A SHARP OBJECT SUCH AS FORCEPS. NOTE: DUE TO THE LARGE PERFORATION, PULSE DUPLICATION TESTING WILL NOT BE PERFORMED. CONCLUSION: THE DEVICE HISTORY RECORD WAS REVIEWED AND SHOWED THAT THIS VALVE MET ALL MANUFACTURING SPECIFICATION FOR PRODUCT RELEASED FOR DISTRIBUTION. NO ISSUES WERE IDENTIFIED THAT WOULD HAVE IMPACTED THIS EVENT. ANALYSIS SUGGESTS THAT THE VALVE WAS DAMAGED DURING THE IMPLANT.

Description of Event or Problem · 1

MEDTRONIC RECEIVED INFORMATION THAT THIS BIOPROSTHETIC VALVE WAS ABANDONED AFTER IMPLANT. IT WAS REPORTED THAT THE VALVE WAS SEATED AND WHEN THE HOLDER WAS CUT OFF THE VALVE, ONE LEAFLET LOOKED MORE "CURLED" THAN THE OTHERS. THE SURGEON WAS NOT COMFORTABLE THAT THE VALVE WOULD BE COMPETENT, SO IT WAS REMOVED AND ANOTHER VALVE WAS SUCCESSFULLY IMPLANTED. THERE WERE NO ADVERSE PATIENT EFFECTS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 MOSAIC AORTIC BIOPROSTHETIC HEART VALVE LWR MEDTRONIC HEART VALVES, INC 305 NA

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention