Fig. 2From: Comparison of conventional, burst and high-frequency spinal cord stimulation on pain relief in refractory failed back surgery syndrome patients: study protocol for a prospective randomized double-blinded cross-over trial (MULTIWAVE study)An artistic view illustrating SCS implantation with a 32-contact surgical lead. TCS, BURST and HF waveforms are described by frequency, pulse width and amplitudeBack to article page