MAGNETIC DETECTION OF SLEEP SPINDLES IN NORMAL SUBJECTS

被引:21
作者
NAKASATO, N
KADO, H
NAKANISHI, M
KOYANAGI, M
KASAI, N
NIIZUMA, H
YOSHIMOTO, T
机构
[1] TOHOKU UNIV, SCH MED, INST BRAIN DIS, DIV NEUROSURG, SENDAI, MIYAGI 980, JAPAN
[2] ELECTROTECH LAB, TSUKUBA 305, JAPAN
[3] SENDAI NATL HOSP, DIV NEUROSURG, SENDAI 983, JAPAN
来源
ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY | 1990年 / 76卷 / 02期
关键词
Electroencephalography; Magnetoencephalography; Sleep; Sleep spindles;
D O I
10.1016/0013-4694(90)90210-B
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
The magnetoencephalogram (MEG) and electroencephalogram (EEG) were recorded simultaneously from 3 normal subjects during light sleep. The extracranial magnetic field patterns associated with the ionic currents within the brain (MEG) were measured using a SQUID magnetometer in a magnetically shielded room. Although a previous report indicated that there are few sleep spindles in MEG records, we observed many in all 3 subjects. We believe this is because measurements were made vertically at the vertex region. © 1990.
引用
收藏
页码:123 / 130
页数:8
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