Evaluation summary: post market vigilance (pmv) led an evaluation of one device.A visual inspection showed the cover glass is scratched and leaky, distal tip damage, no permeability of working channel, damaged stopcock handle, and particulates under proximal cover glass.Records from each manufacturing lot are thoroughly reviewed to ensure that products are released all quality release specifications at the time of manufacture.Analysis concluded there were no assembly component related failures.The root cause of the observed condition was determined to be a result of a misuse of the product.The ifu recommends " careful inspection of the operative headpiece before and after the procedure for possible signs of damage.Immediate detection and repair of minor damage will extend the life of the operative handpiece.¿ damage may occur if the headpiece is handled roughly during use.Excessive forces may result in traumatic insertion, chipping particles of the optical glass, or other damage to the unit.Should new information become available, the file will be re-opened and the investigation summary will be amended as appropriate.If information is provided in the future, a supplemental report will be issued.
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