Med-tech happenings, including deals and partnerships, grants, preclinical data and other news in brief: Alcon, Astrazeneca, Bigfoot Biomedical, Cleveland Diagnostics, Concerto Renal Services, Dexcom, Elekta, Endostream, GI Dynamics, Histosonics, Insulet, J&J, Lensx, Premier Business Inter, Quest, Rockwell Medical, Sophia Genetics.