Objective:To study the curative effect of 97 periods of intrauterine insemination(IUI) in 84 patients of infertiligy with upriver sperm preparation.

• 目的:探讨84例不孕症患者采用上游法优化处理精液宫腔内人工授精(IUI)97个周期的治疗效果。方法:对84例多年不孕的患者,主要病因为男性不育;