H10: a further clinical review of this event was performed and identified the event to be mdr reportable pursuant to 21 cfr part 803.A manufacturing review could not be conducted as the investigation lot number is unk.The device was returned for eval and the marker band appeared to be slightly flattened.The catheter between the metal distal tip and marker band was slightly blackened.The device was attached to the transducer of the in-house generator and an in-house flowmate was used to flush the device was saline.The device was able to produce vibrations throughout the entire length of the catheter.Misting was observed coming out from the distal tip, indicating that the device was vibrating properly.The distal tip of the catheter was pressed against one end of a 5mm plaster tile, and was able to penetrate the tile with no issues.No unexpected heat was observed to be emitting from the catheter during testing.The investigation is unconfirmed as no overheating was observed to the catheter during testing.The definitive root cause could not be determined based upon the available info.It is unk if pt and/or procedural issues contributed to this event.The current ifu (instructions for use) outlines warnings and precautions.
|