STRONGSVILLE, Ohio--(BUSINESS WIRE)--Sparton Corporation’s (NYSE:SPA) wholly-owned subsidiary, Sparton Medical Systems, Inc., produces the medical equipment that drives the CellSearch® System to measure circulating tumor cells (CTCs). The technology used to measure circulating tumor cells was ranked as the top medical innovation for 2009 at Cleveland Clinic’s Medical Innovations Summit, a leading multispecialty academic medical center.
