Methods Deep vein catheterization guided by ultrasound probe with or without needle guide bracket were operated on 65 patients who underwent failure clinic catheterization.
方法超声引导下徒手穿刺经导向器穿刺对65例患者行深静脉置管术。
Objective To probe the evaluation of high-frequency ultrasound-guided free-hand biopsy in breast carcinoma diagnosis.
目的探讨高频超声引导徒手穿刺活检在乳腺癌诊断中的应用价值。
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