| 摘要 |
<p>This invention refers to an intrauterine device incorporating a pull out system. It is suitable for placing in an insertion tube or pipe, provided with certain characteristics giving notable advantages in comparison with intrauterine devices known up to now. This invention has been conceived and structured with the purpose of achieving an improvement in the manoeuvring prior to inserting the intrauterine device, enabling its volume to be reduced and, consequently, to ease its passage or penetration through the uterine cervical canal. <IMAGE></p> |
