桑螵蛸为螳螂科昆虫(大刀螂、小刀螂、薄翅螳螂、巨斧螳螂)的卵鞘,也叫螳螂子、螳螂巢,它有益肾、固精、缩尿、止带等功能,主治遗精、滑精、遗尿、尿频、白带等病症,是一味很好的中药材。我省晚秋至翌春均可采集桑螵蛸。螳螂多产卵于细树枝上或石板底下,采收时轻轻取下,保持完整。采回后放入蒸笼内蒸制半小时以上,使之熟透,以避免卵巢中卵子孵化,失去药效。一般质量要求干燥、体轻、个大色黄、无树枝杂质、未孵化。蒸熟后,置阳光下晒干,卵鞘蒸制后断面可见外层有一圈海绵状物,其内为许多放射状排列的小室,室内各有一椭圆形卵。全形略呈圆柱形或 The mulberry is the ovum sheath of the insects of the family Anisidae (Big Scorpion, Knife Scorpion, Thin-winged Owl, Giant Axe Slug), also known as scorpions and quail nests. It is useful for the functions of kidney, solid essence, urination, and banding. Spermatorrhea, slickness, enuresis, urinary frequency, leucorrhea and other diseases are very good Chinese herbal medicines. Our province can collect mulberry from late autumn to late spring. The quail lays eggs on fine branches or under the slate and gently removes it when harvested to maintain its integrity. After being collected, it is steamed in a steamer for more than half an hour to make it mature so as to avoid egg hatching and loss of efficacy in the ovaries. The general quality requirements are dry, light-weight, large-yellow, no-tree impurities, and no hatching. After steaming, set it to dry in the sun, after the steaming of the egg sheath, the outer layer can be seen to have a sponge in the outer layer. There are a number of radially arranged chambers and each room has an oval egg. The whole shape is slightly cylindrical or