摘要 |
A prosthesis (10, 100, 120, 140, 160, 180, 200, 230, 260, 300, 330, 370, 400) is provided having a first plate (36, 38, 102, 122,142, 162, 182, 202, 232, 262, 302, 306, 311, 332, 336, 340, 372, 382, 392, 402, 404) and a second plate (40, 104, 124, 144, 164, 184, 204, 234, 264, 304, 308, 312, 334, 338, 342, 374, 384, 394, 462) spaced apart from the first plate. A substantially round post (42, 106, 126, 146, 166, 186, 188, 190, 206, 208, 210, 236, 238, 240, 266, 268, 270, 306, 310, 314, 344, 346, 348, 376, 386, 396, 450) separates the first plate and the second plate and a flexure (72, 108, 128, 150, 170, 192, 194, 196, 212, 214, 216, 248, 250, 252, 280, 282, 284, 316, 318, 320, 350, 352, 354, 380, 390, 399, 430, 432, 433, 434, 436, 438) is provided in the second plate proximate the post. |