目的探讨腔内彩色多普勒超声技术在直肠肿瘤诊断中的应用价值。
Purpose: To explore the value of transrectal color Doppler ultrasound in diagnosing rectal tumors.
目的探讨端扫式直肠超声对高位直肠癌患者进行术前腔内检查（TRUS）的方法与临床价值。
Objective To probe the methods and clinical value of transrectal ultrasound (TRUS) with head scanning probe in detecting upper rectal carcinoma.
探讨在心腔内超声（ICE）导引下对局灶性心房颤动（简称房颤）行射频消融治疗的可行性和安全性。
This study tested the feasibility and safety of radiofrequency (RF) catheter ablation in eliminating focal atrial fibrillation (AF) under the guidance of intracardiac echocardiography (ICE).
目的探讨超声止血刀封合血管能够抵制管腔内多大高压以及血管封合的安全范围。
Objective To analyze the margin of safety by ultrasonically activated scalpel in sealing blood vascular.
目的探讨经直肠腔内超声对直肠肿瘤的诊断价值。
Objective To evaluate the diagnostic value of transrectal ultrasonography for rectal tumors.
目的探讨彩色多普勒超声诊断药流后宫腔内各种胚胎物残留的声像图特征。
Objective To study the sonographic features of intrauterine fetal residues diagnosed by color doppler ultrasound.
目的探讨床旁超声引导下复杂性宫腔内手术的声像图改变及其应用价值。
Objective To evaluate the change of image and its applied value that have intrauterine operation by Bedside Ultrasound guided.
目的探讨床旁超声引导下复杂性宫腔内手术的声像图改变及其应用价值。
Objective To evaluate the change of image and its applied value that have intrauterine operation by Bedside Ultrasound guided.
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