| 摘要 |
Cup has an articular surface upon which a ball of a joint can articulate, and a margin generally about a hemisphere and at least two hoods that are marginally extended continuations of superior one-half or so of cup containment, a joint ball; and a securing member for resistance against outward displacement of the hood(s) so that the ball can be securely contained. An inwardly biased engagement tab can be is provided for hood brace(s), and perforation(s) or hole(s) can be present about the hood brace(s) and/or cover(s). |
