The device was not returned for evaluation.The lot history records and exception reviews were performed and revealed no indication of a product quality issue.Additionally, a query of the complaint handling database for the reported lot revealed there is no indication of a lot specific issue.The reported patient effect of vascular dissection resulting in an unexpected medical intervention is listed in the opstar instructions for use as a known potential patient effect associated with the use of the device.The reported failure to advance was determined to be related to operational context.In this case, it is likely that the failure to cross was due to patient anatomical conditions (heavy calcification).The reported dissection was caused when the guide catheter was further inserted into the coronary artery, as well as using a guide extension in attempt to pass the lesion.Based on the reported information and results of the complaint investigation there is no indication the reported failure to advance is related to a potential product quality issue.
|
It was reported that the dragonfly opstar imaging catheter was to be used in the left anterior descending (lad) lesion with severe calcium.However, the imaging catheter failed to cross the lesion.The guiding catheter was manipulated more into the vessel, trying to provide more support with the guide extension; however, a dissection occurred in the left main due to the manipulation.The dissection was treated with a stent.No additional information was provided.
|