H11: section a through f - the information provided by bd represents all of the known information at this time.Despite good faith efforts to obtain additional information, the complainant / reporter was unable or unwilling to provide any further patient, product, or procedural details to bd.The following were reviewed as part of this investigation: sample analysis, patient severity, applicable previous investigation(s), complaint and lot history review, applicable manufacture records, and applicable fmea documents.Based on a review of this information, the following was concluded: the complaint of a damaged microintroducer is confirmed; however, the exact cause is unknown.One 4.5 fr x 7 cm microintroducer was returned for evaluation.An initial visual observation showed use residue on the returned sample.The dilator was observed to be bent in two locations near its distal end.No damage was observed on the microintroducer sheath, and no damage was found on the distal tip of the dilator.A microscopic observation revealed the edge of the distal tip of the sheath adjacent to the larger of the two bends in the dilator was very slightly damaged.No other damage was observed on the sheath and no damage was observed on the distal tip of the dilator.While the exact cause of the damage observed on the introducer sheath tip is unknown, possible causes include damage during handling or use due to excessive manipulation and/or advancement against resistance.
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