The reporter indicated that as the surgeon removed a 12.6mm vicm5_12.6 implantable collamer lens, -9.5 diopter from the vial, using the microscope, he discovered a black foreign body on the lens.This occurred on (b)(6) 2019.The surgeon did not use the lens and closed the vial cap.An alternate lens was successfully implanted.
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The lens was returned in liquid, in the lens vial.Visual inspection found a black particle on the lens.Method code 3331, 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.Method code 4112-the particulate was isolated and tested (b)(6) 2019.Fourier transform infrared spectroscopy (ftir) results found the spectrum to be masked by the presence of one or more inorganic components which prevented a definitive definition.The best spectral matches included a variety of epoxy resins and a weaker match was made with chlorinated polyethylene.The particulate was found to be approximately 288um long and 222um wide.Claim#: (b)(4).
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