Model Number 600-0032 |
Device Problem
Adverse Event Without Identified Device or Use Problem (2993)
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Patient Problem
Corneal Clouding/Hazing (1878)
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Event Date 08/28/2017 |
Event Type
Injury
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Manufacturer Narrative
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Corneal haze is listed in the device labeling as a known potential risk.(b)(4).
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Event Description
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The subject was enrolled in a foreign clinical trial and underwent implantation of the corneal inlay in the left eye on (b)(6) 2016.The study allows concurrent lasik and includes the use of low-dose mitomycin c on the exposed stromal bed immediately prior to inlay implantation.The subject presented with central corneal haze in the operative eye 14 months postoperatively.The inlay was explanted on (b)(6) 2017 to address grade 0.5 central corneal haze.Preoperatively, the patient's best corrected distance visual acuity (bcdva) was 20/20, but bcdva was not measured at onset of corneal haze or prior to explant.The surgeon believes that extended debris in the femtosecond laser corneal flap was a contributing factor.
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Manufacturer Narrative
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The explanted inlay was returned to the manufacturer and subjected to visual microscopic inspection and dimensional analysis.The edge thickness and diameter were measured and found to be within specifications.Cuts and particles were observed on the device, but these findings are consistent with findings for corneal inlays that have been explanted since surgical instruments are required to remove the device from the eye and place it in a hydrated storage container for transport.The device history record (dhr) review of the manufacturing lot for this device was performed and there were no discrepancies or unusual findings related to the reported issue.(b)(4).
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Event Description
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Rvo received the following updated information.At last examination on (b)(6) 2017, the corneal haze has resolved.
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Manufacturer Narrative
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Complaint reference #: (b)(4).
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Event Description
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The patient had concurrent lasik performed in the operative eye at the time of inlay implantation.
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Search Alerts/Recalls
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