Led the experimental design of 4 studies for the purpose of understanding healthy and impaired gait, as well as for the design biomimetic prosthetic rehabilitation technology▫ Provide first characterization of ankle mechanical impedance during powered push off▫ Expanded knowledge of ankle mechanical impedance to include running, and examined the biomechanical differences between ankle impedance during running and walking ▫ Determine how ankle mechanical impedance during walking is altered by chronic stroke and the implications for rehabilitation strategies and patient care▫ Identify an optimal prosthetic ankle-foot stiffness to minimize compensatory contributions from other lower limb joints across a range of non-steady state walking tasks  Collaborated with practitioners, clinicians, and researchers in a cross-disciplinary team to ensure relevance and accessibility of experimental results Applied system identification techniques to characterize ankle impedance using MATLAB Leveraged impedance data to establish the parameters for a biomimetic impedance controller for robotic prostheses and exoskeletons Adapted published experimental techniques to accommodate unique experimental parameters leading to more accurate data collection for impaired populations and different locomotor tasksWorked with robotic perturbation device and custom variable stiffness ankle-foot prosthesis, providing hardware and software (Python) repairs and modifications as necessary to improve performance.

Design and kinematic analysis of MRI compatible bone biopsy robot▫ Mechanical design and structural analysis of the MRI compatible intervention device in the bonebiopsy configuration▫ Completed a kinematic analysis implementing clinically relevant restrictions, producing ananalytical solution to the inverse kinematic problem previously not possible▫ Performed a workspace and dexterity analysis to characterize the robot’s utility for the intendedapplication, identifying singular and highly dexterous regions of the workspace▫ Completed the initial design of a graphical user interface for integration of live MR image streams,robot simulation, and robotic control; streamlining use of the device in surgery.

Design of surgical tools and actuator for concentric tube neurosurgery robot.▫ Sized components of the actuator and design connections with the concentric tubes▫ Preform stress analysis on the assembly to ensure reliable use throughout the robot’s predicted life

Simulate a real-time laparoscopic removal of a type 1 choledochal cyst and cholecystectomy procedure using SOFA physics engine▫ Determined mechanical properties of abdominal tissues through OR observation and literature review▫ Manipulated .xml and .scn files to achieve realistic behaviour of the gallbladder, liver, common bile duct, cystic duct and connective tissue.▫ Adjusted collision sphere models to obtain accurate interaction between tissues and tools▫ Created 3D mesh, object and collision models of the cystic artery including graphical design.▫ Provided mechanical support for repairs of the simulator

-Performed pressure vessel calculations to confirm vendor design-Designed new fire-water line and confirmed existing hydrants adequate for new area requirements- Created and altered Piping and Instrumentation Diagrams, Process Flow Diagrams, and Plot Plans usingAutoCAD.- Updated mechanical equipment data sheets in preparation for project close-out- Assisted in document control; taught fellow employees the new document management software Newforma

- Preformed motion capture to obtain motion data for a jump-landing model with high risk of ACL strain.- Determined the appropriate parameters for maximum isometric force of muscles, maximum muscle excitation, and tracking weight of markers and coordinates for OpenSim algorithms required to obtain astable and accurate jump-landing model- Preformed a comparative analysis of biomechanical modeling software OpenSim and AnyBody in terms ofease of use and accuracy of biomechanics and physiological properties

Drum Decanting Improvement Project: Transferring additives from drums into lubricant mixtures▫ Analyzed current drum decanting process and examined hard-piped and portable metering systemsolutions based on both initial and long term costs and benefits▫ Worked with the vendor (RJ Machinery) to design a portable metering system suitable for decantinga wide variety of additives from drums Dye Room Safety Improvement Project:▫ Determined current issues with the dye room and worked with vendors to design a working platform (Deboer Contracting), and an external sight glass (Tyco Flow Control)