Investigation results: visual examination of the returned nephromax balloon dilatation catheter revealed that the device had been subjected to positive pressure and deflated and a pinhole leak was identified over the proximal markerband.No issues were noted with the markerbands that may contributed to the complaint incident.Based on all gathered information, the most probable root cause classification is operational context.A review of the device history record (dhr) confirmed that the device met all material, assembly, and product specifications.(b)(4).
|
It was reported to boston scientific corporation that a nephromax balloon catheter was used during a percutaneous nephrolithotomy procedure preformed on (b)(6) 2016.According to the complainant, during the procedure, the balloon failed to inflate.The procedure was completed with another nephromax balloon catheter.Attempts to obtain additional information regarding the circumstances surrounding this event have been unsuccessful to date.Should additional relevant details become available, a supplemental report will be submitted.Note: this event has been deemed an mdr-reportable event based on investigation results which revealed that the balloon had pinhole.
|