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As reported, a flexor introducer sheath was used during a procedure involving placement of bilateral iliac stents and shockwave ballooning for bilateral iliac occlusion.Access was obtained in the right common femoral artery, and the anatomy was calcified.Another manufacturer's shockwave balloon was advanced through the cook sheath over an unspecified wire guide.After inflation and deflation of the balloon, it was removed through the sheath; however, the balloon was noted to have separated from the shockwave catheter.The sheath was removed from the patient without the dilator.After removal, the end of the sheath was described as flared and rough.The patient was taken to surgery for removal of the other manufacturer's balloon fragments.The cook sheath did not separate.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Event summary: as reported, a flexor introducer sheath was used during a procedure involving placement of bilateral iliac stents and shockwave ballooning for bilateral iliac occlusion.Access was obtained in the right common femoral artery, and the anatomy was calcified.Another manufacturer's shockwave balloon was advanced through the cook sheath over an unspecified wire guide.After inflation and deflation of the balloon, it was removed through the sheath; however, the balloon was noted to have separated from the shockwave catheter.The sheath was removed from the patient without the dilator.After removal, the end of the sheath was described as flared and rough.The patient was taken to surgery for removal of the other manufacturer's balloon fragments.The cook sheath did not separate.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.Investigation evaluation: reviews of the complaint history, device history record, drawing, instructions for use, manufacturing instructions, and quality control procedures of the device were conducted during the investigation.No device was returned for investigation.A photo of the device provided by the user appears to show the sheath tip was flared.A document-based investigation evaluation was performed.No related non-conformance's were recorded, and there have been no other reported complaints for this lot number.The device history record review provides objective evidence that the device was manufactured to specification.There is no evidence of nonconforming devices from the complaint lot in house or in the field.A review of relevant manufacturing documents was conducted.It was concluded that the device aspect in question was functionally inspected by quality control and no notable gaps in production or processing controls were noted.There is no indication that a design or process related failure mode contributed to the reported event.Sufficient inspection activities are in place to identify this failure mode prior to distribution.The device is provided instructions for use which state to choose a sheath size large enough to accommodate the maximum outer diameter of any device that is placed through the sheath and that all diagnostic or interventional instruments should move freely through the sheath to avoid damage.Based on the available information, cook has concluded that a component failure unrelated to manufacturing or design deficiencies contributed to this incident.Cook will continue monitoring of similar complaints and has notified the appropriate personnel of this event.Per the quality engineering risk assessment, no further action is required.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, nor that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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