The James Buchanan Brady Urological Institute
Kevin Billups, M.D. Mohamad E. Allaf, M.D.
Associate Professor of Urology, Oncology, and Biomedical Engineering
Johns Hopkins Medical Institutions
Director, Minimally Invasive and Robotic Surgery
Johns Hopkins Hospital


  1. Stoianovici D, Kavoussi LR, Allaf ME, Jackman SV: (1998) “A surgical needle probe for electrical impedance measurements,” U.S. Patent of Invention #DM-3375 filed by Johns Hopkins University.

  2. Allaf ME, Burnett AL: (2004) “Erythropoietin and erythropoietin-like compounds for the prevention and recovery of erectile function,” Provisional U.S. Patent of Invention, filed by Johns Hopkins University.

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