在胃镜检查前，可能需要先在你的喉咙上喷麻醉剂进行局部麻醉。为了让你在造影过程中放松，医生还会在你的静脉给药。
You may have your throat sprayed with a local anesthetic before the test begins and given medication through a vein to help you relax during the examination.
实施局部、吸入、静脉和其它麻醉。
Administer local, inhalation, intravenous, and other anesthetics.
目的研究胆碱抑酯酶制剂用于局部静脉麻醉临床疗效。
ObjectiveTo research gall bladder alkali suppress the ester product used for the clinical curative effect in partial vein anaesthesia.
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