例1.李××,47岁,工人,住院号6656,1980年因门诊取环失败而入院。患者八年前在本院计划生育门诊上环,当时因宫颈松弛,上入一个最大号环。上环后无不良反应。初潮15岁,周期5—7天/30天,20岁结婚,六孕五产,现已绝经一年,要求取环。在门诊取环时自觉子宫似 Example 1. Lee × ×, 47 years old, worker, hospital number 6656, admitted to hospital in 1980 due to unsuccessful withdrawal from the clinic. Patient eight years ago in our hospital family planning clinic ring, was due to cervix relaxation, into a maximum number of rings. After the ring no adverse reactions. Menarche 15 years old, cycle 5-7 days / 30 days, 20-year-old married, six pregnant and five births, is now one year after the menopause, requiring ring. When the ring in the clinic consciously like the uterus