AMPLATZER SEPTAL OCCLUDER
Report
- Report Number
- 2135147-2011-00109
- Event Type
- Injury
- Date Received
- August 17, 2011
- Date of Event
- July 15, 2011
- Report Date
- July 21, 2011
- Manufacturer
- AGA MEDICAL CORPORATION
- Product Code
- MLV
- PMA / PMN Number
- P000039
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- KS
- Reporter Occupation
- PHYSICIAN
Narratives
ACCORDING TO AGAS MEDICAL CONSULTANT THE FOLLOWING CONCLUSION WAS DRAWN: THE IMAGES PROVIDED WERE STILL IMAGES OF FLUOROSCOPY SHOWING BALLOON SIZING OF THE ASD FOLLOWED BY A LEFT UPPER PULMONARY VEIN TECHNIQUE FOR DEPLOYMENT OF THE ASO. THE DEVICE IN THE LAST STILL IMAGE DID NOT APPEAR STABLE. BASED ON THE LIMITED INFORMATION PROVIDED FOR REVIEW, THE CASE CANNOT BE OBJECTIVELY REVIEWED. ECHOCARDIOGRAPHIC IMAGES ARE CRUCIAL TO DETERMINE THE CAUSE OF DEVICE EMBOLIZATION. THE CAUSE OF THE EMBOLIZATION REMAINS UNKNOWN.
ADDITIONAL INFORMATION: SUCH AS IMAGES AND RECORDS WERE REQUESTED. WHEN OUR INVESTIGATION IS COMPLETE, A SUPPLEMENTAL REPORT WILL BE SUBMITTED. THE AMPLATZER SEPTAL OCCLUDER WAS RETURNED TO AGA MEDICAL IN ITS ORIGINAL CONFIGURATION. FOLLOWING DECONTAMINATION, THE DEVICE WAS MEASURED AND THE SIZE WAS CONFIRMED TO MEET DIMENSIONAL SPECIFICATIONS. THE DEVICE WAS EXAMINED MICROSCOPICALLY AND NO DEFECTS WERE OBSERVED. THE DEVICE WAS LOADED AND DEPLOYED FROM A TEST 12F TORQVUE LOADER WITHOUT ANY DEFORMITIES. DURING MANUFACTURING, THIS DEVICE UNDERWENT A SERIES OF INSPECTIONS AND TESTS TO CONFIRM PROPER FUNCTION, INCLUDING A TEST SIMULATING LOADING AND DEPLOYMENT. A REVIEW OF MANUFACTURING DOCUMENTATION CONFIRMED THIS DEVICE SUCCESSFULLY COMPLETED THESE TESTS.
ACCORDING TO NEW INFORMATION RECEIVED, THE DEFECT MEASURED ALMOST 36MM (BALLOON-SIZING, STRETCHED) AND THE AORTIC RIM WAS DEFICIENT. ONE TO TWO HOURS POST-IMPLANT, AN ECHOCARDIOGRAM REVEALED THE ASO HAD EMBOLIZED. NO ATTEMPT WAS MADE TO RETRIEVE THE DEVICE PERCUTANEOUSLY.
ACCORDING TO THE INITIAL INFORMATION RECEIVED, A 36MM AMPLATZER SEPTAL OCCLUDER (ASO) WAS BEING ATTEMPTED BUT DID NOT SEAT CORRECTLY IN THE DEFECT DUE TO INSUFFICIENT RIMS SO IT WAS REMOVED. A 38MM ASO WAS ATTEMPTED AND APPEARED TO BE CORRECTLY POSITIONED AND WAS RELEASED. THE NEXT MORNING, THE 38MM HAD EMBOLIZED AND THE PATIENT WAS REFERRED TO SURGERY TO HAVE THE ASO SURGICALLY REMOVED.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | AMPLATZER SEPTAL OCCLUDER | CARDIAC OCCLUSION DEVICE | MLV | AGA MEDICAL CORPORATION | 9-ASD-038 | 1102032997 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Required Intervention |