Returned product consisted of an innova self-expanding stent delivery system (sds).The outer sheath, middle shaft and the remainder of the device were checked for damage.The outer sheath showed a kink at the nosecone.There was also a kink approximately 43cm from the nosecone on the outer sheath.No additional damage was noticed.The stent was returned inside the device and it was inadvertently partially deployed approximately 8mm from the marker band.Ops engineering opened the handle to inspect for additional damage, no additional damage was noticed.Inspection of the remainder of the device, apart from the observed damage, revealed no other damage or irregularities.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause was unable to be determined.(b)(4).
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