股骨试验套件和组件

文档序号:1580329 发布日期:2020-01-31 浏览:19次 >En<

阅读说明:本技术 股骨试验套件和组件 (Femoral trial kit and assembly ) 是由 S.布什尔 C.戴维森 P.威瑟 D.杨 于 2018-04-09 设计创作,主要内容包括:本发明描述了一种用于在左髋关节外科手术和右髋关节外科手术期间评估髋臼杯取向的股骨试验套件和方法。所述套件包括:试验股骨头(104,414,514,614,814),所述试验股骨头具有限定沿头轴线延伸的腔的内壁和在所述试验股骨头的外表面上的视觉对齐引导件;以及试验股骨颈(126,412,512,612,812),所述试验股骨颈在自由端处具有锥形部,所述锥形部能够接纳在所述腔内。所述锥形部和所述内壁中的一者具有第一防旋转特征部(684,698)和第二防旋转特征部(686,700),所述第一防旋转特征部和所述第二防旋转特征部是倾斜的,并且所述锥形部和所述内壁中的另一者具有第三防旋转特征部(702)。所述试验股骨头能够以对应于右髋关节的第一角构型附接到所述试验股骨颈,其中所述第三防旋转特征部和所述第一防旋转特征部接合,并且所述试验股骨头能够以对应于左髋关节的第二角构型附接到所述试验股骨颈,其中所述第三防旋转特征部和所述第二防旋转特征部接合。(A femoral trial kit and method for assessing acetabular cup orientation during left and right hip surgery, the kit including a trial femoral head (104,414,514,614,814) having an inner wall defining a cavity extending along a head axis and a visual alignment guide on an outer surface of the trial femoral head, and a trial femoral neck (126,412,512,612,812) having a taper at a free end, the taper receivable within the cavity, of the taper and the inner wall having a anti-rotation feature (684,698) and a second anti-rotation feature (686,700), the and second anti-rotation features being beveled, and the other of the taper and the inner wall having a third rotation feature (702), the trial femoral head being attachable to the trial neck in a third femoral angular configuration corresponding to a hip right joint, wherein the third and third anti-rotation features engage, and the trial femoral head being attachable to the second anti-rotation feature in a second angular configuration corresponding to a hip right hip joint, wherein the trial femoral head engages the second anti-rotation feature.)

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