Search Results - "Pourkand, Ashkan"

Dynamic Displacement of an Aluminum Frame Using Close Range Photogrammetry by Ghaychi Afrouz, Setareh, Razavi, Mohammad Reza, Pourkand, Ashkan, Mara Dias Wilson, Claudia

“…Dynamic displacement measurement of objects can be challenging due to the limitations of conventional methods and pricey instrumentation of unconventional…”
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Mechanical model of orthopaedic drilling for augmented-haptics-based training by Pourkand, Ashkan, Zamani, Naghmeh, Grow, David

“…In this study, augmented-haptic feedback is used to combine a physical object with virtual elements in order to simulate anatomic variability in bone. This…”
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Dexterous magnetic manipulation of conductive non-magnetic objects by Pham, Lan N., Tabor, Griffin F., Pourkand, Ashkan, Aman, Jacob L. B., Hermans, Tucker, Abbott, Jake J.

“…Dexterous magnetic manipulation of ferromagnetic objects is well established, with three to six degrees of freedom possible depending on object geometry 1 …”
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A Novel Approach for Assessing and Training the Drilling Skills of Orthopaedic Surgeons by Zamani, Naghmeh, Pourkand, Ashkan, Salas, Christina, Mercer, Deana M., Grow, David

“…Although experiences in the operating room can help surgeons to learn simple bone-drilling techniques, outside training may be better suited for complex…”
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A Critical Analysis of Eight-Electromagnet Manipulation Systems: The Role of Electromagnet Configuration on Strength, Isotropy, and Access by Pourkand, Ashkan, Abbott, Jake J.

“…It is known that in the creation of isotropic magnetic manipulation systems using a set of stationary electromagnets, eight electromagnets are necessary to…”
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Design and Control of a New Class of Untethered Magnetic Haptic Display by Pourkand, Ashkan

“…Traditional haptic displays based on mechanical linkages and electric motors have a fundamental limitation in their ability to render the subtle forces and…”
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Improved strength and control over surface-magnetized titania porous structures freeze cast under oscillating magnetic fields by Fernquist, Josh R., Nelson, Isaac, Pourkand, Ashkan, Abbott, Jake J., Naleway, Steven E.

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Magnetic Actuation With Stationary Electromagnets Considering Power and Temperature Constraints by Pourkand, Ashkan, Abbott, Jake J.

“…In systems comprising stationary electromagnets designed for magnetic manipulation and remote magnetic actuation, the standard method for achieving some…”
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Hybrid Force-Moment Braking Pulse: A Haptic Illusion to Increase the Perceived Hardness of Virtual Surfaces by Pourkand, Ashkan, Abbott, Jake J.

“…A perennial challenge when rendering a virtual surface with an impedance-type haptic interface is making the surface feel hard without destroying its realism,…”
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Erratum to "A Critical Analysis of Eight-Electromagnet Manipulation Systems: The Role of Electromagnet Configuration on Strength, Isotropy, and Access" by Pourkand, Ashkan, Abbott, Jake J.

“…Presents corrections to the paper, “A critical analysis of eight-electromagnet manipulation systems: The role of electromagnet configuration on strength,…”
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Objective Evaluation of Motor Skills for Orthopedic Residents Using a Motion Tracking Drill System: Outcomes of an ABOS Approved Surgical Skills Training Program by Pourkand, Ashkan, Salas, Christina, Regalado, Jasmin, Bhakta, Krishan, Tufaro, Rachel, Mercer, Deana, Grow, David

“…Orthopedics is a motor skills-demanding surgical specialty requiring surgical skills training outside of the operating room. Unfortunately, limited…”
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Robotic Tools for Improving the Quality of Bone Drilling by Pourkand, Ashkan

“…Training residents for orthopedic surgery can be challenging due to the variety of parameters involved in critical tasks. This project presents a method for…”
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Emergency-braking Distance Prediction using Deep Learning by Zhang, Ruisi, Pourkand, Ashkan

“…Predicting emergency-braking distance is important for the collision avoidance related features, which are the most essential and popular safety features for…”
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Plate-and-Cable (PAC) Haptic Device for Orthopaedic Training by Zamani, Naghmeh, Pourkand, Ashkan, Culbertson, Heather, Grow, David

“…This paper presents the design of a 6-DOF hybrid impedance/admittance haptic device that targets simulation of bone drilling and related tasks. We present a…”
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