A device history record (dhr) review was conducted which indicated all inspections were completed and no issues were noted during manufacture.A product sample was received for evaluation.Visual and functional testing were performed.The unused sample was opened and no damage or workmanship defects were detected on the catheter; however, a small tear was found on the used catheter between the section 50 and 60.After a review of the different verifications that are performed during the manufacturing process to detect damaged components, it is most probable that the reported damage occurred after the product left the facility.Production personnel were notified by quality engineer, as an awareness, of the defect reported by the user.The root cause of this failure was unable to be determined.This remediation mdr was generated under protocol (b)(4).As a result of warning letter cms# (b)(4).
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