一种基于b样条曲线的膝关节假体构建方法
By constructing knee joint prostheses using b-spline curves, the problem of low accuracy in existing knee joint prostheses is solved, meeting the needs of personalized and precision medicine, and improving the adaptability of the prosthesis in terms of range of motion and speed.
CN117860439BActive Publication Date: 2026-07-17BEIJING AKEC MEDICAL +1
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- BEIJING AKEC MEDICAL
- Filing Date
- 2024-01-23
- Publication Date
- 2026-07-17
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Figure CN117860439B_ABST
Abstract
本发明公开了一种基于b样条曲线的膝关节假体构建方法，具体包括：获取患者的膝关节影像，并根据所述膝关节影像确定所述患者的膝关节的特征点集合；依据所述特征点集合构建所述膝关节中股骨远端的第一三维投影，并依据所述特征点集合构建所述膝关节中胫骨平台的第二三维投影，其中，所述第一三维投影以及所述第二三维投影均由多条b样条曲线确定，所述b样条曲线为依据所述特征点集合中的特征点确定的；依据所述第一三维投影和所述第二三维投影构建膝关节假体。本发明解决了相关技术中构建的膝关节假体的精确度低的技术问题。
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