Reducing backward motion of stick-slip piezoelectric actuators using dual driving feet designed by asymmetric stiffness principle

J Ling, H Peng, Y Duan, M Rakotondrabe - Mechanism and Machine …, 2024 - Elsevier
Stick–slip piezoelectric actuators (SSPEAs) have drawn attention for their features of simple
structure and high positioning accuracy. However, the backward motion has always been a …

Modeling and Admittance Control of a Piezoactuated Needle Insertion Device for Safe Puncture of Spinal Membranes

Y Duan, J Ling, Y Zhu - Journal of Medical Devices, 2024 - asmedigitalcollection.asme.org
Robotic-assisted lumbar puncture (LP) has been explored in recent years. The most
important step in this procedure is accurately and safely puncturing the spinal membrane …