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本文介绍一种由空心硅胶管和银夹片组成的输精管可复性节育装置，经动物实验后临床应用20例，随访10年，节育效果良好，无不良反应。现报告如下。亚实验研究三．且材料和方法1．1．1实验动物：12－22kg生育期本地雄大9条，2－2．5kg雄兔6只。1．1．2硅胶管：不同规格的空心硅胶
This article describes a hollow silicone tube and silver clips composed of vas deferens reusable contraceptive devices, animal experiments after the clinical application of 20 cases were followed up for 10 years, good birth control effects, no adverse reactions. The report is as follows. Sub-experimental study three. And Materials and Methods 1.1.1 Experimental animals: 12-22kg growth period local male large 9, 2-2.5kg male rabbit 6. 1.1.2 silicone tube: different specifications of hollow silica gel