Med-tech happenings, including deals and partnerships, grants, preclinical data and other news in brief: Alivecor, Astrazeneca, Delve Health, Life Molecular Imaging, Navignostics, Neurosense, Oryx Isotopes Industrial, Perimed, Principal Technologies, Quantum-Si, Serendipity Partners, Shiratronics, Sophia Genetics, Standard Biotools, Vivostat.