(b)(4).Medical devices: dilatation catheter: sprinter 1.25x12, ryujin 2.0x15, guide wire: runthrough ns, miracle 3 , bivalirudin.The device was not returned for evaluation.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this event.The reported patient effect of intimal dissection is listed in the coronary dilatation catheters (cdc), mini trek, rx, global, instructions for use as a known patient effect.A conclusive cause for the reported patient effect and the relationship to the product, if any, cannot be determined and there is no indication of a product quality issue with respect to the design, manufacture or labeling of the device.
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It was reported that on (b)(6) 2017, a 2.0x15 mm mini trek was used to dilate the chronic total occlusion in the distal right coronary artery (rca).After balloon dilatation, a dissection was noted in the distal rca.A stent was implanted to treat the dissection, resolving the event.There was no additional information provided.
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