作者: Stephan Kapral , Peter Krafft , Klemens Eibenberger , Robert Fitzgerald , Max Gosch
DOI: 10.1213/00000539-199403000-00016
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摘要: We prospectively studied 40 patients (ASA grades IIII) undergoing surgery of the forearm and hand, to investigate use ultrasonic cannula guidance for supraclavicular brachial plexus block its effect on success rate frequency complications. Patients were randomized into Group S (sup