The device was returned to the service center for evaluation.The customer¿s complaint was confirmed.A visual inspection was performed on the returned device and found the outer tube broken in half.The device¿s e/p window unit and funnel cup were inspected which noted debris underneath the cover glass on eyecup.The optical fibers were also, inspected and no image was observed.The device was repaired and returned to the customer.The instruction manual states ¿examine the scope for optical clarity by looking through the lens while viewing a white paper with writing, held about 1 cm from the distal tip of the scope.Check that the visual field is clear.If necessary, clean the outside of the proximal and distal lenses with a protein-dissolving cleaner and then wipe with a lint-free applicator saturated with 70% isopropyl alcohol.¿.
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