电子胃镜是诊断上消化道疾病的一种重要的检查,同时它还集治疗于一体,在上消化道疾病的诊断和治疗中起到了不可替代的作用。但因电子胃镜检查为一种侵入性检查,在检查过程中有一定的痛苦和危险性,使许多患者因恐惧而放弃检查。另外,在检查时,因咽部刺激引起恶心,呕吐,呛咳等症状,使病人承受较大的痛苦;同时剧烈的恶心呕吐,也导致检查中视野暴露不好而影响诊断和治疗。 Electronic gastroscopy is an important diagnosis of upper gastrointestinal diseases check, at the same time it also integrates the treatment in the diagnosis and treatment of upper gastrointestinal diseases play an irreplaceable role. However, due to electronic gastroscopy as an invasive examination, there is some pain and danger in the examination process, leaving many patients scared of fear to give up the examination. In addition, the examination, due to pharyngeal stimulation caused nausea, vomiting, cough and other symptoms, so that patients suffer greater pain; the same time, severe nausea and vomiting, but also lead to inspection of visual field exposure and affect the diagnosis and treatment.