v818s 3 250 75000 v818s.mat 16+24 5021/mV 16 0 547 -8235 0 II v818s.mat 16+24 1.194e+04/mV 16 0 1327 23383 0 V v818s.mat 16+24 8912/NU 16 0 3285 -27495 0 PLETH #Ventricular_Tachycardia #True alarm