Portable Device for Detection of Petit Mal Epilepsy |
Common terms and phrases
abnormal adjustable allows alternative amplitude analysis approximately assemblies attached AUDIO AMPLIFIER automatically block circuit clinical clock common comparator complexes consisted controlled counter counts detection detection capability determine device drugs duration electrodes Epileptic seizure equal eyeglass frames feedback filter frequency content full-wave rectifier gain greater hour indicates INPUT minimum number number of waves observed obtain occur one-second operational amplifiers output patient period petit mal epilepsy petit mal seizure portable device positive possible Present problem QUAD recording cap reduce reference level rejects frequencies reliable reset satisfied scalp searched seizure activity seizure occurring seizure onset shown in Figure shows signal similar sleep slow spike and wave square waves stimuli studies suppression synchronous tapes tested thesis three criteria University of Wisconsin-Madison usually varies voltage wave activity wave bursts wave selection switch