1 EXHIBIT 23.6 CONSENT OF INDEPENDENT REGULATORY CONSULTANT We consent to the use of our name under the caption "Experts" in the Prospectus, which constitutes a part of the Registration Statement for the Common Stock of SpectRx, Inc. on Form S-1. MEDICAL DEVICE CONSULTANTS, INC. By:/s/ James R. Veale, V.P. ----------------------- February 25, 1997.