An instrument used in the diagnosis of neuromuscular disorders that produces an audio or visual record of the electrical activity of a skeletal muscle by means of an electrode inserted into the muscle or placed on the skin.

• 肌电描记器用于诊断神经肌肉失调的仪器，通过插入肌肉或放置在皮肤上的电极来制作骨骼肌肉电活动的声音或视觉记录