Med-tech happenings, including deals and partnerships, grants, preclinical data and other news in brief: Aran Biomedical, Ascensia, Bioventus, Blue Spark, Boston Cell, Careviv, Cartiheal, Connemara Biomedical, Integer Holdings, Neurosigma, Pergrine Ventures, Proxy Biomedical, Saranas, Senseonics, Vizient.