AORTIC VALVE GRAFT
Report
- Report Number
- 3008592544-2018-00003
- Event Type
- Death
- Date Received
- January 12, 2018
- Date of Event
- December 20, 2017
- Report Date
- February 16, 2018
- Manufacturer
- MEDTRONIC, INC.
- Product Code
- LWQ
- PMA / PMN Number
- P990046
- Adverse Event
- Yes
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- CO
- Reporter Occupation
- HEALTH PROFESSIONAL
Narratives
MEDTRONIC RECEIVED ADDITIONAL INFORMATION THAT THE VALVE PORTION OF THE VALVED GRAFT WAS REMOVED AND THE GRAFT WAS LEFT IN PLACE. THE PHYSICIAN SUBSEQUENTLY REPLACED AND SEWED A 23 MM MEDTRONIC MECHANICAL VALVE TO THE EXISTING GRAFT. THE PHYSICIAN REPORTED THAT THE THAT THE DEATH WAS DUE TO THE PATIENT'S OTHER COMORBIDITIES AND NOT RELATED TO THE VALVE OR ITS FUNCTION NOR WAS THERE ANY ALLEGATION THAT THE VALVE CONTRIBUTED TO THE PATIENT'S DEATH. ADDED PATIENT INITIALS. IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.
PRODUCT ANALYSIS: UPON RECEIPT AT MEDTRONIC¿S QUALITY LABORATORY, VISUAL EXAMINATION REVEALED ONE OF THE LEAFLETS WAS NOT RETURNED. THE VALVE WAS RECEIVED WITH ONE LEAFLET ATTACHED. THE SEWING RING WAS DAMAGED, AND THE GRAFT WAS NOT RETURNED. THE STIFFENING RING WAS COMPLETELY EXPOSED. THE EXISTING SEWING RING WAS SLIGHTLY DISCOLORED SHOWING EVIDENCE OF BLOOD CONTACT. THE ATTACHED LEAFLET WAS RECEIVED IN CLOSED POSITION AND WAS INTACT WITH NO EVIDENCE OF DAMAGE SUCH AS CRACKS AND/OR SURFACE ANOMALIES. THE ATTACHED LEAFLET MOVED TO OPEN AND CLOSED POSITION WITHOUT DIFFICULTIES. BOTH INFLOW AND OUTFLOW VALVE HINGE MECHANISMS WERE INTACT. DAMAGE TO THE CARBON WAS NOTED. FINE CRACKS WERE OBSERVED ON THE RIM AT THE INFLOW ASPECT AND CRACKS AND MISSING CARBON PIECES WERE OBSERVED ON THE RIM AT THE OUTFLOW ASPECT. USING A LAB BLUE ACTUATOR TO TEST LEAFLET MOVEMENT, THE ONE LEAFLET MOVED WITHOUT DIFFICULTY. THE LOCK WIRE WAS PULLED OUT AND THE STIFFENING RING REMOVED FROM THE ORIFICE. A PIECE OF THE CARBON BROKE OFF (THE PIECE BETWEEN THE OBSERVED CRACKS). THE SERIAL NUMBER WAS VERIFIED. IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.
THE PRODUCT HAS BEEN RETURNED AND CONTINUES TO UNDERGO ANALYSIS. AT THE COMPLETION OF THE ANALYSIS A SUPPLEMENTAL REPORT WILL BE SUBMITTED. IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.
MEDTRONIC RECEIVED INFORMATION THAT 9 MONTHS POST IMPLANT OF A NON-MEDTRONIC PROSTHETIC VALVE, DUE TO ENDOCARDITIS, MULTIPLE VEGETAT IONS AND AN ABSCESS, THE VALVE WAS EXPLANTED. PRIOR TO THE IMPLANT OF THIS 27 MM MECHANICAL VALVED GRAFT, VISUAL INSPECTION NOTED THE VALVE WAS INTACT. DURING THE IMPLANT, THE PHYSICIAN NOTED THAT ONE OF THE LEAFLETS HAD DETACHED AND WAS IN THE VENTRICULAR CAVITY. THE DEVICE WAS REMOVED AND REPLACED WITH A 23 MM VALVED GRAFT. LATER THAT DAY, THE PATIENT DIED OF SEVERE VENTRICULAR DYSFUNCTION.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 30841 | AORTIC VALVE GRAFT | HEART-VALVE, MECHANICAL | LWQ | MEDTRONIC, INC. | 502AG27 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 51 YR | Death| R |