A loose, used company cartridge was returned.Viscoelastic is observed in and on the cartridge.No damage or roughness was observed.Dried ophthalmic viscosurgical devices (ovd) is observed on the tip.The used company cartridge was cleaned for further evaluation.The tip has a slight uneven appearance; however, this is a soft and flexible coating material on the beveled edge of the tip, a common byproduct of the interior coating process, and would be acceptable per our current release criteria.Product history records were reviewed and documentation indicated the product met release criteria.The root cause for the reported issue could not be determined.The returned company cartridge was microscopically evaluated.No roughness or damage was found.The tip has a slight uneven appearance; however, this is a soft and flexible coating material on the beveled edge of the tip, a common byproduct of the interior coating process, and would be acceptable per our current release criteria.There are no other complaints in this lot.The manufacturer internal reference number is: (b)(4).
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