The catalog number identified has not been cleared in the us but is similar to the covera plus vascular covered stent system products that are cleared in the us.The pro code and 510 k number for the covera plus vascular covered stent system products are identified in common device name and pma/510k.Manufacturing review: the lot history records of this lot were reviewed with special attention to the manufacturing and inspection of this product and the product was found to have met the specification prior to shipment.Investigation summary: the delivery system was returned for evaluation.The covered stent in system and in place.A force transmitting sheath of the delivery system was found broken, leading to the impossibility to deploy the covered stent using the deployment wheel.Device compatible accessories were used, and the anatomy was not tortuous or calcified.Based on evaluation of the sample breakage of a force transmitting component of the delivery system is confirmed, leading to the reported impossibility to deploy the stent.A definite root cause could not be determined based upon the available information.Labeling review: in reviewing the relevant labeling for this product, the potential issue was found addressed.Based on the instructions for use supplied with this product delivery system specific events that could be associated with clinical complications include but are not limited to failure to deploy and high deployment forces.Regarding correct deployment the instructions for use states "maintain a stationary hold on the white stability sheath during covered stent deployment.Hold the white stability sheath as close as possible to the introducer without touching the dark brown moving catheter of the distal catheter assembly.Maintain the remainder of the white stability sheath relaxed and avoid tension." regarding preparation and accessories, the instructions for use states: "pre-dilate the stenosis with a pta balloon catheter of appropriate length and diameter for the lesion to be treated." and "0.035 inch (0.89 mm) guidewire of appropriate length introducer sheath with appropriate inner diameter and length." (expiration date: 01/2024).
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