Medical device company !%Michelson Diagnostics%! of Orpington, UK, plans to expand availability of its skin cancer imaging products at its new US subsidiary Michelson Diagnostics Inc. The company has recruited Karen Miller Gillis as vice president of sales and marketing and as general manager of the Boston-based subsidiary. Gillis previously was employed by a retinal scanner company. Michelson anticipates that its VivoSight OCT scanner, which uses four laser beams to improve image resolution, will provide new information about what happens below the surface of the skin of patients who receive treatment for nonmelanoma skin cancer.