Early Stage Partners led the Series B round of early stage venture capital investment in Cardiox, which is commercializing a non-invasive method for detecting the presence of a right-to-left cardiac shunt, known as Patent Foramen Ovale (PFO), to enable closure before the occurrence of a debilitating or life threatening stroke.


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Cardiox Raises $8 Million Series C 


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Mike Bunker manages the investment in Cardiox and serves on the company's board.