附睾囊肿约占附睾肿块的20%~([1]),在临床上并不常见,但是术前常易误诊其他疾病。诊断附睾囊肿目前主要依靠触诊和B超检查,缺乏一种直视下诊断方法。随着微创技术的发展,阴囊鞘膜腔因其特殊解剖结构,为内窥镜提供了观察和操作空间。阴囊镜手术最早由Shafik等~([2])提出,是一种利用内镜诊断 Epididymal cyst accounts for about 20% of epididymal masses ~ ([1]), is not clinically common, but often misdiagnosed before surgery other diseases. Diagnosis of epididymal cysts currently mainly rely on palpation and B-ultrasound, the lack of a direct vision of the diagnosis. With the development of minimally invasive techniques, the scrotal sheath cavity provides observation and manipulation space for the endoscope because of its special anatomical structure. Scrotaloscopy surgery was first proposed by Shafik et al ([2]), is a use of endoscopic diagnosis