Table 3.

VNS settings, microburst and standard VNS on the M3000C investigational VNS programming system.

	Output current (mA)	Pulse width (μsec)	Signal on time (sec)	Signal off time (min)	Signal frequency (Hz)	Interburst interval (sec)	Number of pulses
Standard VNS	0–2 in 0.125 mA increments; 2–3.5 in 0.25 mA increments	100, 130, 150, 200, 250, 300, 350, 400, 450, 500	7, 14, 21, 30, 60	0.2, 0.3, 0.5, 0.8, 1.1, 1.8, 3, 5–55 (by 5), 60–180 (by 30)	1, 2, 5–30 in 5 Hz increments	N/A	N/A
Microburst VNS	0–2 in 0.125 mA increments; 2–3.5 in 0.25 mA increments	100, 130, 150, 200, 250, 300, 350, 400, 450, 500	7, 14, 21, 30, 60	0.2, 0.3, 0.5, 0.8, 1.1, 1.8, 3, 5–55 (by 5), 60–180 (by 30)	100–350 in 50 Hz increments	0.05, 0.1, 0.2, 0.3, 0.4, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6	2, 3, 4, 5, 6, 7