新型立体IUD研制及猕猴实验初步研究

Chinese Journal of Family Planning(2017)

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Abstract
目的:研制并观察猕猴应用立体网状镍钛记忆合金宫内节育器(SIUD)后的避孕效果,为避孕节育提供新的方法及实验数据.方法:SIUD支架为心形或倒梨形,用镍钛记忆合金丝编织成网格状支架,外包硅橡胶.成年雌性猕猴分为手术放置SIUD组(实验组)和假手术组(对照组)各9只,分别开腹进行子宫、卵巢外部测量,并观察放置SI-UD避孕效果.结果:猕猴用9只猕猴通过宫底穿刺用放置器顺利放置新型IUD,3个月时1只猕猴SIUD脱落后妊娠,其余8只未脱落均未妊娠;对照组9只均妊娠,两组差异有统计学意义(P=18.452,t=0.000).结论:猕猴子宫形状与人类相似度高,是研制新型SIUD的较好动物模型,猕猴用SIUD具有较好的避孕效果.
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Key words
Stereoscopic intrauterine device,Nickel-titanium memory alloy wires,Rhesus macaque,Uterus,Contraception
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