The reporter indicated the surgeon implanted a 13.2mm vicmo13.2 implantable collamer lens, -15.50 diopter, in the patients right eye (od), on (b)(6) 2020.The lens was explanted on (b)(6) 2020 due to patient experienced a refractive surprise.The lens was exchanged for a same length but different model and diopter lens and the problem was resolved.The cause of the event was unknown.The patient complained of unsatisfactory visual acuity and asked to be replaced with a ticl lens.
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H3: device evaluation: the lens was returned dry in micro-centrifuge vial.Visual inspection found the haptic broken.The lens was returned significantly damaged which can cause difficulty when centering the lens during functional inspection.Dimensional and refractive verification was performed.The lens width and length was in specification but refraction (functional) verification failed.H6 - work order search: no similar complaint was reported for units within the same lot.H6: device history record (dhr) review: based on the results of the investigation, all released devices from the associated work order(s), including the suspected device; have been manufactured within established process parameters; and there is no indication that the manufacturing and processing of the device contributed to the complaint issue.Claim # (b)(4).
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