Patient identifier - requested but not provided, age and date of birth - requested but not provided, weight - requested but not provided, ethnicity - requested but not provided, race - requested but not provided, udi - unknown due to the lot number being unknown, lot number - unknown, expiration date - unknown due to the lot number being unknown, implanted date: device was not implanted, device manufacture date - unknown due to lot number being unknown.The actual device was not returned; therefore, an evaluation of the actual device was unable to be conducted.With no device return the exact cause of the reported event cannot be definitively determined based on the available information.All cannula supplied as raw material complies with iso 9626, for stiffness and breakage.The production lot number was not provided by the user facility, which prevented a meaningful review of the device history record and complaint files.(b)(4).
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