The device history record review confirms that the device met all material, assembly and performance specifications.The subject device was not available; therefore, a visual inspection as well as a functional evaluation could not be performed.Vessel perforation and hemorrhage are known risks associated with endovascular procedures and are noted as such in the device directions for use (dfu); therefore, anticipated in nature.However, because the device was not returned the exact cause for the difficulties encountered during removal of the device cannot be definitively determined.
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