安太环宫颈埋箍是谁发明的呢?Who invented the Antai ring cervix?

　　宫颈机能不全专家指出：陈凤林院长从2005年开始即在孕前将一个“安太环埋在宫颈内口的肌肉里面(就象水泥内加入钢筋)，能有效阻止宫颈在妊娠中晚期扩张导致流产的新术式。

　　According to experts on cervical insufficiency, Chenfenglin has been burying an "Antai ring in the muscles of the cervix(like the addition of steel bars in cement) since the beginning of pregnancy in 2005. A new procedure that can effectively prevent cervical dilation in the middle and late stages of pregnancy from causing miscarriage.