Abstract : in order to research on the method of reconstructing anus in situs , we reconstructed artificial anus with remaining nervi haemorrhoidales superiors and musculus puborectalis 文摘:為研究保留恥骨直腸肌重建原位肛門治療直腸癌的方法,在手術(shù)治療低位直腸癌且無法保肛術(shù)式的基礎(chǔ)上,保留痔上神經(jīng)以及所支配的恥骨直腸肌重建原位肛門20例。