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A visual inspection was performed on the returned device.The reported tip break was not confirmed; however, the stretched coils noted during return analysis may be the damage the account was referring to.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other incidents/complaints from this lot.The investigation was unable to determine a conclusive cause for the reported tip break.The reported tip break was unable to be confirmed by return analysis; however, the stretched coils noted during return analysis may be the damage the account was referring to.Factors that may contribute to a tip break / stretched coils prior to use include, but are not limited to, inadvertent mishandling during unpackaging, damage incurred during manufacturing, and/or damage incurred during shipping.In this case, the stretched coils distal to the center solder are consistent with damage incurred during unpackaging; however, this cannot be confirmed.Additionally, a manufacturing investigation was performed and found no indication of a product quality issue.There is no indication of a product quality issue with respect to manufacture, design, or labeling.
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