Early Detection of Oral Cancer Diagnostic Device. What makes this product so terrific? - “Point of Care,” affordable, saliva based, and no laboratory processing infrastructure required – results in minutes not days. Lead investor’s commitments, patents, team in place and nice product pipeline. Quantum’s Northern America oral cancer addressable market is estimated to be $4.7B, and world-wide market is estimated to be $31B. Accredited, High net worth, Angel, VC, and Institutional investors only.