A 3-month, randomized, double-blind, placebo-controlled study to evaluate the safety and efficacy of a highly optimized, capacitively coupled, pulsed electrical stimulator in patients with osteoarthritis of the knee D. Garland, M.D., P. Holt, M.D., J. Timothy Harrington, M.D., J. Caldwell, M.D., T. Zizic, M.D., J. Cholewczynski, B.S. Osteoarthritis and Cartilage Volume 15, Issue 6, Pages 630-637 (June 2007) DOI: 10.1016/j.joca.2007.01.004 Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions
Fig. 1 The PES study device consisted of an optional waistband, a small battery-operated signal generator that produced a 100-Hz, negative pulsed signal, and a knee garment with flexible, embedded electrodes. Osteoarthritis and Cartilage 2007 15, 630-637DOI: (10.1016/j.joca.2007.01.004) Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions
Fig. 2 Percentage of patients improving 50% or greater in each of the primary outcome measures. Osteoarthritis and Cartilage 2007 15, 630-637DOI: (10.1016/j.joca.2007.01.004) Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions