7 papers
Finite Element Modeling of Surface Traveling Wave Friction Driven for Rotary Ultrasonic Motor
Zhanyue Zhao, Yang Wang, Charles Bales +2
Finite element modeling (FEM) is a critical tool in the design and analysis of piezoelectric devices, offering detailed numerical simulations that guide various applications. While…
A Preliminary Add-on Differential Drive System for MRI-Compatible Prostate Robotic System
Zhanyue Zhao, Yiwei Jiang, Charles Bales +2
MRI-targeted biopsy has shown significant advantages over conventional random sextant biopsy, detecting more clinically significant cancers and improving risk stratification. Howev…
Characterization and Design of A Hollow Cylindrical Ultrasonic Motor
Zhanyue Zhao, Yang Wang, Charles Bales +4
Piezoelectric ultrasonic motors perform the advantages of compact design, faster reaction time, and simpler setup compared to other motion units such as pneumatic and hydraulic mot…
Development of Advanced FEM Simulation Technology for Pre-Operative Surgical Planning
Zhanyue Zhao, Yiwei Jiang, Charles Bales +2
Intracorporeal needle-based therapeutic ultrasound (NBTU) offers a minimally invasive approach for the thermal ablation of malignant brain tumors, including both primary and metast…
Design and Characterization of MRI-compatible Plastic Ultrasonic Motor
Zhanyue Zhao, Charles Bales, Gregory Fischer
Precise surgical procedures may benefit from intra-operative image guidance using magnetic resonance imaging (MRI). However, the MRI's strong magnetic fields, fast switching gradie…
Deep Brain Ultrasound Ablation Thermal Dose Modeling with in Vivo Experimental Validation
Zhanyue Zhao, Benjamin Szewczyk, Matthew Tarasek +23
Intracorporeal needle-based therapeutic ultrasound (NBTU) is a minimally invasive option for intervening in malignant brain tumors, commonly used in thermal ablation procedures. Th…