Additional information: the pipeline braid and the sheath were returned for evaluation without the push wire.Since the pipeline push wire was not returned, the distal and proximal ends of the pipeline braid could not be determined.As received, one end of the braid was fully open with damage and the other end was fully open with no damage.Based on the product analysis findings and the reported event details, the complaint of pipeline detachment could not be confirmed.The pipeline braid was found to be fully open with one end having some damage.The cause for the damage could not be conclusively determined.All braids are 100% inspected for damage, and the braid and protective coil overlap is 100% inspected for irregularities during the manufacturing process.It is possible that the pushwire was inadvertently torqued during procedure subsequently causing the pipeline to deploy during delivery.The ifu (instruction for use) includes a warning "do not torque or pull back wire during insertion.Do not use in patients in whom the angiography demonstrates the anatomy is not appropriate for endovascular treatment, due to conditions such as severe intracranial vessel tortuosity or stenosis.¿ other mdrs related to this event: 2029214-2015-05181 2029214-2016-00007.
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