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。
2
Methods: Digital computerized tomography measurement techniques were used to determine the difference in length between the nasal and oral aerodigestive tracts.
方法：数字化计算机控制体层摄影测量技术被用来确定呼吸消化道起始端鼻腔和口腔之间的解剖长度差异。
3
Absent or shortened nasal bone length and the detection of down syndrome in second-trimester fetuses.