EMG/EP & IOM Breadcrumb Home emgep iom Products EMG Needles Our Bionen needle electrodes are designed and manufactured to ensure high reliability during electromyographic examinations (EMG) for recording the electrical potentials that are generated in a muscle during its voluntary contraction. Show product info Cascade IOMAX - IONM system Cascade IOMAX is a robust IONM system designed to withstand the environmental hazards of the operating room Show product info