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食管心房调搏术[方法学] 受检者测定前至少2日停用一切可能影响检测结果的药物,检查日不用镇静剂,对精神紧张者可酌情使用少量安定。经鼻腔或口腔先插入一较软的硅胶导尿管,然后再在其中插入双极起搏电极导管(F_6或F_7),根据食管导联心电图,若呈现双相高大P波时,则固定电极位置。在基层单位可采用国
Esophageal atrial pacing [Methodology] Subject at least 2 days before the test to disable all may affect the test results of the drug, the test day without sedatives, mental stress may use a small amount of stability, as appropriate. Insert a soft silicone catheter through the nasal or oral cavity, and then insert the bipolar pacing lead (F_6 or F_7), according to the esophageal lead ECG, if the biphasic high P wave, the fixed electrode position. In the grass-roots units can be used