Lot#: unknown/not provided.Expiration date: unknown, as the lot number of the device was not provided.Udi #: a complete udi # is unknown as product lot number was not provided.A partial number has been provided.Email address: unknown/ not provided.Device manufacture date: unknown, as the lot number of the device was not provided.Device evaluation: the device was not returned at the manufacturing site; therefore, product testing could not be performed and the customers reported complaint could not be verified.Manufacturing record review: the manufacturing record could not be reviewed since the lot number was not provided.Conclusion: as a result of the investigation and based on limited information available, it cannot be determined if there is a product malfunction.The patient interface (pi) suction ring may lose suction during a procedure.Label copy states corneal fixation vacuum loss can occur.There are several factors that may contribute to suction issues such as doctors technique in applying the suction ring to the cornea, doctors technique in squeezing the pi clip to secure the suction ring to the pi cone and patient anatomy affecting the interface between the patients cornea and the suction ring.All pertinent information available to johnson & johnson surgical vision, inc.Has been submitted.
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