Med-tech happenings, including deals and partnerships, grants, preclinical data and other news in brief: 7D Surgical, Autobio Diagnostics, Cepheid, China Grand Pharmaceutical and Healthcare Holdings, Co-Diagnostics, Elite Medical Technologies, Endonovo Therapeutics, Future Medical Equipment, Medtronic, Mobidiag, Oncosec Medical, Precisionmed, Probo Medical, Sirtex Medical, Seaspine Holdings, Sona Nanotech, Valeritas Holdings, Zealand Pharma.