Purpose Implementation of the nasal tube enteral nutrition, the maintenance of chronic obstructive pulmonary disease with respiratory failure in patients with nutritional needs.

目的经鼻肠管实施肠内营养支持，维持慢性阻塞型肺病呼吸衰竭患者的营养需要。

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Conclusion Nasal bowel operation simple, tube feeding and retention time, fewer complications, the length of the method is effective and economical.

结论鼻肠管操作及护理简便、管饲保留时间长、并发症少、为有效且经济的方法。

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Results The observation group 29 cases, 25 cases are independent of success, 4 cases through fiber with nasal endoscopy directly to duodenal or jejunal bowel, normal gastric tube routine.

结果观察组29例患者中，25例均自主置管成功，4例通过纤维胃镜直接将鼻肠管带至十二指肠或空肠，普通胃管按常规操作。

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Later, the a tube can be passed down the throat or nasal passages so that air can be mechanically forced in by a bag or a ventilator.

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