It has been predicted that the COVID-19 pandemic would cause business disruption. Now, it has claimed a casualty with Second Sight Medical Products Inc., of Sylmar, Calif., which has been forced to wind down operations, citing the pandemic and the impact it will have on the company’s ability to secure financing. Second Sight, which makes the Argus II retinal prosthesis system, said that effective March 31, 84 of its 108 employees will be laid off.