Papers
10
Total Citations
86
H-Index
6
About
R. Wiersma is a prominent researcher in medical physics and radiation therapy engineering, with a specialized focus on robotic motion compensation, real-time patient tracking, and frameless stereotactic radiosurgery (SRS). His work addresses one of the most pressing challenges in precision radiation therapy: accurately targeting tumors in moving or repositioning patients without invasive immobilization. Wiersma's most significant contributions center on developing and validating six-degree-of-freedom (6DOF) robotic systems capable of correcting both translational and rotational patient motion during treatment delivery. His 2014 paper on the 6DOF robotic motion phantom (20 citations) laid critical groundwork for testing such technologies, while subsequent studies advanced real-time head motion correction for frameless SRS—work that could transform patient comfort and clinical workflow without sacrificing millimeter-level accuracy. His 2019 trajectory optimization study (17 citations) further refined how robotic systems minimize healthy tissue exposure during beam delivery. Beyond rigid robotics, Wiersma has explored soft robotics for cranial stabilization, demonstrating an innovative, patient-friendly approach to motion correction. His cumulative body of work, spanning simulation, system design, quality assurance, and clinical application, reflects a career dedicated to bridging robotics engineering and oncological precision—making radiation therapy safer, more accurate, and less burdensome for patients.
Research Focus
Key Achievements
Top Papers
- 1Development of a 6DOF robotic motion phantom for radiation therapy20 citations · 2014
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- 6Robotic stage for head motion correction in stereotactic radiosurgery6 citations · 2015
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- 10A novel SGRT system for real‐time optical surface tracking or guidance1 citations · 2025