八十年代中期，西安市第一家不孕症专科在古城东门外诞生了。不孕不育、阳萎、早泄、不射精、精液量少。死精症及月经不调、痛经等患者和家属纷纷慕名而来。患者遍及西北五省及全国各地。北京、上海、广州有关医疗机构，邀请牛献杰前去工作。但是，他“独辟溪径，爱心洒古城。? The mid-eighties, Xi’an’s first infertility specialist was born outside the ancient city of East Gate. Infertility, impotence, premature ejaculation, non-ejaculation, semen less. Dead sperm disease and irregular menstruation, dysmenorrhea and other patients and their families have come here especially. Patients throughout the five northwestern provinces and throughout the country. Beijing, Shanghai, Guangzhou, the relevant medical institutions, Niu Xianjie invited to go to work. However, he "unique style, love the ancient city.