论文部分内容阅读
1资料与方法本组病例收集1997年6月~1998年10月来院诊治的患者共34例。男19例、女15例。年龄17~63岁,平均年龄40岁。使用美国HP2000彩色多普勒显像仪,经食管探头,频率50~60MHz。患者术前至少禁食5小时,以2%利多卡因溶...
1 Materials and Methods This group of patients collected from June 1997 to October 1998 a total of 34 patients were hospitalized. 19 males and 15 females. Age 17 to 63 years old, average age 40 years old. The US HP2000 color Doppler imaging, transesophageal probe, the frequency of 5 0 ~ 6 0MHz. Patients pre-fasted at least 5 hours to 2% lidocaine solution ...