目的　扩大供肾来源。方法　采用连体婴分体术后弃婴供肾。术前免疫配型微量淋巴毒为4 %。结果　循环开放后立即泌尿 ,3min后出现超急性排斥反应而切除移植肾。结论　认为胎儿及新生儿可作供肾来源。 Purpose to expand the source of kidney. Methods Siamese twins were used to give up the kidneys. Preoperative immune matching trace lymphatic 4%. Results urinary tract immediately after opening up, 3 minutes after the emergence of hyperacute rejection and removal of the graft kidney. Conclusions that the fetus and newborn can be used as a source of kidney.