Product event summary: the data files and sheath, 4fc12 with lot number 72785 were returned and analyzed.The data files showed at least 18 injections were performed with a balloon catheter and no system notice was received.Visual inspection of the sheath showed the device was intact with no apparent issues.Deflection worked as per specification.Air aspiration was reproduced during the pressure test when the dilator was introduced through the sheath.The hemostatic valve was leaking; the valve disk was suspected to be torn.In conclusion, the sheath failed the returned product inspection due to a kink on the side port tube and a leaking hemostatic valve.If information is provided in the future, a supplemental report will be issued.
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