MELODY TRANSCATHER PULMONARY
Report
- Report Number
- 2025587-2014-00264
- Event Type
- Injury
- Date Received
- May 5, 2014
- Date of Event
- April 9, 2014
- Report Date
- May 29, 2014
- Manufacturer
- MEDTRONIC HEART VALVES, INC.
- Product Code
- NPV
- PMA / PMN Number
- H080002
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- UK
- Reporter Occupation
- OTHER
Narratives
THE PRODUCT REMAINS IMPLANTED AND THEREFORE HAS NOT BEEN RETURNED TO MEDTRONIC. WITHOUT THE SERIAL NUMBER OF THE PRODUCT NO DEVICE HISTORY COULD BE PULLED AND REVIEWED. ADDITIONAL INFORMATION HAS BEEN REQUESTED. A SUPPLEMENTAL REPORT WILL BE FILED WHEN THE INVESTIGATION IS COMPLETED. (B)(4).
WITHOUT THE SERIAL NUMBER A DEVICE HISTORY RECORD REVIEW COULD NOT BE PERFORMED. A CONCLUSIVE ROOT CAUSE TO THIS VALVE¿S STENT FRACTURE WAS NOT DETERMINED. BASED ON CLINICAL DATA AND LITERATURE, STENT FRACTURES ARE A KNOWN PHENOMENON AND PROMINENT MECHANICAL STRESSES ON THE OUTFLOW TRACT STENT APPEAR TO BE ASSOCIATED WITH AN INCREASED RISK OF STENT FRACTURE.
IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.
MEDTRONIC RECEIVED INFORMATION THAT APPROXIMATELY SIX YEARS FOLLOWING THE IMPLANT OF THIS TRANSCATHETER PULMONARY VALVE (TPV), ANOTHER MANUFACTURER¿S VALVE WAS IMPLANTED WITHIN THIS DEVICE DUE TO STENOSIS AND CENTRAL REGURGITATION. THIS TPV INITIALLY WAS IMPLANTED WITHIN ANOTHER TPV DUE TO STENT FRACTURES. A STENTING OF THIS VALVE WAS PERFORMED; HOWEVER, THE RESULT OF THE STENTING WAS INCONCLUSIVE AND THE PHYSICIAN CONCLUDED THAT THE SCAFFOLDING OF THE STENOSED AREA WAS NOT STRONG ENOUGH TO SUPPORT A THIRD VALVE OF THIS TYPE. NO SUBSEQUENT ADVERSE PATIENT EFFECTS WERE REPORTED.
SUBSEQUENTLY, THE FACILITY THAT PERFORMED THE VALVE REPLACEMENT PROCEDURE INDICATED THAT THEY DID NOT HAVE THE SERIAL NUMBER OF THE PREVIOUS DEVICE IMPLANTS AS THEY WERE PERFORMED AT ANOTHER FACILITY.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 268561 | MELODY TRANSCATHER PULMONARY | PULMONARY VALVE PROSTHESIS PERCUTANEOUSLY DELIVERED | NPV | MEDTRONIC HEART VALVES, INC. | PB1018 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Required Intervention |