(b)(4).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.A conclusive cause for the reported patient effect and the relationship to the product, if any, cannot be determined.The reported patient effect of intimal dissection is listed in the coronary dilatation catheters (cdc), traveler rx, global, costa rica, instruction for use as a known patient effect.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.The traveler is currently not commercially available in the u.S.However, it is similar to a device sold in the us.
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