Date of event: (b)(6) 2020.Device evaluated by manufacturer: the device was returned for analysis.Returned product consisted of a guidezilla ii guide extension catheter.Analysis of the tip, distal shaft, collar and hypotube included microscopic and visually inspection.Inspection revealed a kink in the distal shaft located 11.8 cm form the tip of the device, and collar damage.Inspection of the rest of the device found no other damage or defect.The devices used in the procedure were not returned for analysis, so the guidezilla was functionally tested with a 6f guide catheter, supplied by the lab.The guidezilla loaded into the hub of the guide catheter and advanced through the guide catheter, past the kink and collar damage and out the tip.
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Reportable based on device analysis completed on 25mar2020.It was reported that the guidezilla ii cannot cross the guide catheter, got stuck and damaged upon removal.A 6f guidezilla ii was selected for use.During procedure, the guidezilla ii wasn't advanced on a 6fr guide catheter and eventually got stuck and damaged during removal.However, it was further reported that was a kink mid-shaft of the catheter and helical collar was deformed.The device was removed and replaced with another of the same device to complete the procedure.No patient complications were reported.However, device analysis revealed collar damage.
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