Results: the returned neuron max was damaged at the distal tip.The packaging mandrel was loose within the product pouch.Conclusions: evaluation of the returned revealed that the catheter was damaged at the tip.If the packaging mandrel becomes unsecured from the packaging tape during retraction of the catheter it may interact with the packaging tube.The distal tip of the neuron max may become pinned between the packaging mandrel and packaging tube.If the catheter is subsequently retracted while pinned, the tip may become damaged.Further evaluation revealed the catheter was bent along its length.Based on the returned condition, this damage was likely incidental to the reported failure and occurred during packaging for return to penumbra.Penumbra catheters are inspected during in-process inspection and during quality inspection after manufacturing.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.
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During preparation for a medical procedure, the physician was unable to remove the mandrel from the tip of a neuron max 6f 088 long sheath (neuron max) and, therefore, the neuron max was not used in the procedure.The procedure was completed using a new neuron max.
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