RIGS system for detection of remaining cancer during surgery data

The Dublin, Ohio, company said the technology changed surgical decisions on 64 percent of patients in a Phase II trial. RIGS identified additional tissue as cancerous in 56 percent of primary and 66 percent of recurrent colorectal cancers, the company said at the Boston symposium of the Society of Surgical Oncology. In some cases, surgeons decided to remove more tissue beyond the obvious tumor, while in others they stopped surgery when disease was too widespread.

Long-term follow-up of participants in several RIGS trials also was presented. Of 32 patients with primary cancer, all 16 who had RIGS-identified tissue removed survived at least three years .Only two of 16 patients survived whose RIGS-positive tissue could not be removed. ...