Conclusion Pulsatile release LHRH by using a percutaneous pump is effective for the treatment of cryptorchidism in children. No pubertas praecox and other side effects were found.

• 结论用皮下泵模拟人体下丘脑脉冲式释放LHRH的方法治疗小儿隐睾症是有效的,无性早熟等副作用。