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粪培养是鉴定伤寒带菌者最常用的方法,但其阳性率较低。使用塑料或橡皮管通过幽门取得上部小肠液作培养,此法放置时不舒服,并需用 X-线证实管是否被置于正确位置,技术较复杂。作者把加重的尼龙线填塞在一胶囊内,胶囊有一孔允许线的一端伸出。晚上将线囊吞下,线的一端留置于口外,次晨线囊通过口被拉出。附着于线末端部
Fecal culture is the most commonly used method to identify typhoid carriers, but its positive rate is low. The use of plastic or rubber tube through the pylorus to obtain the upper part of the intestinal fluid for culture, this method is not placed comfortably, and the need to confirm with the X-ray tube is placed in the correct position, the technology is more complex. The author fills the aggravating nylon thread in a capsule that has a hole that allows one end of the wire to extend. The balloon is swallowed at night, one end of the line is left outside the mouth, and the next morning the line is pulled out through the mouth. Attached to the end of the wire