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Design of Underactuated Steerable Electrode Arrays for Optimal Insertions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper addresses the design of wire actuated steerable electrode arrays for optimal insertions in cochlear implant surgery. These underactuated electrode arrays are treated as continuum robots which have an embedded ...
Directional Stiffness Modulation of Parallel Robots With Kinematic Redundancy and Variable Stiffness Joints
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: Parallel robots have been primarily investigated as potential mechanisms with stiffness modulation capabilities through the use of actuation redundancy to change internal preload. This paper investigates real-time stiffness ...
Simplified Kinematics of Continuum Robot Equilibrium Modulation via Moment Coupling Effects and Model Calibration
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: Recently, a new concept for continuum robots capable of producing macro-scale and micro-scale motion has been presented. These robots achieve their multi-scale motion capabilities by coupling direct actuation of push-pull ...
Design Considerations and Robustness to Parameter Uncertainty in Wire-Wrapped Cam Mechanisms
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Collaborative robots must simultaneously be safe enough to operate in close proximity to human operators and powerful enough to assist users in industrial tasks such as lifting heavy equipment. The requirement for safety ...
On the Use of Tension Transition Zones for Kinematic and Compliance Performance Analysis of Wire-Actuated Continuum Robots
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Wire-actuated/tendon-actuated mechanisms suffer from discontinuity in their performance measures stemming from the limitation of unilateral actuation due to tendon actuation (pull-only actuation). Using traditional ...
A Resectoscope for Robot Assisted Transurethral Surgery1
Publisher: The American Society of Mechanical Engineers (ASME)
Force-Controlled Exploration for Updating Virtual Fixture Geometry in Model-Mediated Telemanipulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper proposes an approach for using force-controlled exploration data to update and register an a priori virtual fixture geometry to a corresponding deformed and displaced physical environment. An approach for safe ...