| 摘要 |
<p>A device is provided for securing an item comprising a body, a plurality of fingers having a first end secured to the body with the first end having an aperture, a second end, a cavity defined by the interior of the finger that is accessible from the aperture to receive a fluid therein to extend the second end from a first position outwardly from the body to a second position to secure the item, and a plurality of valve elements in fluid communication with the aperture to prevent backflow of the fluid from the cavity.</p> |
