Company Filing History:
Years Active: 2021
Title: Innovations by Christian Grandmaison in Powered Lower Limb Devices
Introduction
Christian Grandmaison is an accomplished inventor based in Edmundston, Canada. He has made significant contributions to the field of powered lower limb devices, focusing on methods of control that enhance mobility and functionality for users. His innovative approach combines engineering principles with a deep understanding of human anatomy.
Latest Patents
Christian Grandmaison holds a patent for "Powered lower limb devices and methods of control thereof." This patent outlines methods for controlling a powered lower limb device, including a stance phase control method that determines the required joint torque based on the difference between two joint angles, such as the knee joint and the ankle joint. Additionally, a swing control method is disclosed that utilizes feedback-based minimum jerk trajectory control. The patent also describes a joint assembly for use in a modular lower limb device, featuring a reconfigurable slider-crank mechanism that can be customized for various anatomical joints. This joint assembly may include a compact coupling device for connecting a ball screw of the slider-crank mechanism to a motor's output shaft. When used to create a modular orthosis, the joint assembly can adapt for self-alignment during setup.
Career Highlights
Christian Grandmaison is affiliated with the University of New Brunswick, where he continues to advance research in powered lower limb technologies. His work has garnered attention for its practical applications in improving the quality of life for individuals with mobility challenges.
Collaborations
Christian collaborates with Jonathon Sensinger, a fellow researcher in the field. Their combined expertise contributes to the development of innovative solutions in powered mobility devices.
Conclusion
Christian Grandmaison's work in powered lower limb devices exemplifies the intersection of technology and human-centered design. His contributions are paving the way for advancements that enhance mobility and independence for users.
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