The 4fc12 sheath with lot 0011285132 was returned and analyzed.The insertion of the dilator into the sheath was performed.It was not possible to lock the dilator luer to the sheath.Further inspection under a microscope identified dilator damage, which may have caused the dilator to have difficulties locking with the sheath.In conclusion, the sheath failed the returned product inspection due to the dilator luer polyethylene delamination and residue.If information is provided in the future, a supplemental report will be issued.
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