Original ResearchPublished 28 September 2026High-precision universality? A matched-pair sawbone study on the learning curve, accuracy, and implant interchangeability of a novel open-platform robotic UKA systemPengyu Zhan · Ziyue Liu · Boran Liang · Yugang Xing · Xingyu Liu · Yiling Zhang · Jing ChenFrontiers in Robotics and AIdoi 10.3389/frobt.2026.1886514