Use of an ultrasound doppler flowmeter for occipital nerve block.
Yasuhisa
Y
Okuda
Kazuyoshi
K
Ishikawa
Yousuke
Y
Usui
Masaru
M
Nagao
Tomohito
T
Ikeda
Toshimitsu
T
Kitajima
D006801:Humans; D009407:Nerve Block / Q000295:instrumentation*; D012212:Rheology; D014465:Ultrasonics