A needle guide can facilitate visualization of needle passage in ultrasound-guided nerve blocks.
Wang
Ai-Zhong
AZ
Zhang
Wei-Xing
WX
Jiang
Wei
W
D001917:Brachial Plexus / Q000000981:diagnostic imaging; D004867:Equipment Design; D006801:Humans; D009339:Needles; D009407:Nerve Block / Q000379:methods*; D018084:Ultrasonography, Interventional / Q000379:methods*; D034941:Upper Extremity / Q000601:surgery