| 摘要 |
<p>The apparatus (1) has a retractable gel pad (2) that is located within resilient fabric underlay (6) and is divided into segments. A central elongated cavity is formed within the segments of retractable gel pad, by rolling opposite side ends of underlay. The sperm accommodated within the elongated cavity is accessed through input side (5) of underlay. A disc-shaped valve is arranged at opposite end of underlay. The opposite side ends of overlay are connected by closure device in rolled-up state. A friction element is positioned at the side end of retractable gel pad.</p> |
