Profusa had a vision for its Lumee Oxygen Platform to be used in patients with potential acute and/or chronic changes in tissue oxygen levels who may benefit from continuous monitoring.   Before it could be commercially available, Profusa had a key issue to resolve with the wearable reader of its injectable hydrogel sensor.   “Ten years ago, you couldn’t build a reader that could sense multiple signals and filter out the ‘noise’ of the body’s other signals, all while being small and skin...