Figure 1From: Spinal myoclonus following a peripheral nerve injury: a case report EMG recordings with surface electrodes. EMG channesl: 1-M. Orbicularis oris 2-M. Trapezius 3-M. Rhomboideus 4-M. Pectoralis 5-M. Biceps Brachii 6-M,. Triceps 7-Forearm flexor muscles 8-Forearm extansor muscles.Back to article page