Results 81 to 90 of about 1,753,294 (283)

TESCLA: A Fully Soft Electromagnetic Linear Actuator With Continuous Bending Enabled by Liquid‐Metal Solenoids

open access: yesAdvanced Materials, EarlyView.
TESCLA (tubular electromagnetic soft conformal linear actuator) combines liquid‐metal solenoids and compliant magnetic composites to achieve large‐stroke bidirectional actuation with continuous bending. Integrated inductance‐based self‐sensing enables proprioceptive position estimation without external sensors, providing a versatile platform for soft ...
Yeongjin Choi   +3 more
wiley   +1 more source

Degeneration of the Sacroiliac Joint in Hip Osteoarthritis Patients: A Three-Dimensional Image Analysis

open access: yesJournal of the Belgian Society of Radiology, 2019
Objective: The sacroiliac joint is an important source of low back pain and may be influenced by pathologies in adjoining structures such as the hip or the spine.
Maki Asada   +6 more
doaj   +1 more source

Coupling mechanism of spacesuit hip joint and thigh-femur for improved maneuverability of astronauts

open access: yesMaterials & Design, 2020
The spacesuit hip joint is a crucial component that helps with astronaut maneuvering activities such as walking and kneeling. The coupling mechanism of the hip joint with the thigh-femur, and its analytical solution, is less explored in this paper, a new
Wang Zhen-Wei, Lin Dan-lan, Cheng Peng
doaj   +1 more source

Melorheostosis Involving the Hip Joint

open access: yesJournal of the Belgian Society of Radiology
Teaching point: Melorheostosis is a rare sclerosing bone dysplasia, characterized by sclerosis at the periosteal and/or endosteal side of the cortex, causing undulating thickening of the bony contour resembling "dripping candle wax."
Antoine Vandendriessche   +1 more
openaire   +6 more sources

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Long term functional simulation of large diameter metal on metal hip implants [PDF]

open access: yes, 2012
The artificial hip replacement or total hip arthroplasty (THA), is a widely used solution to help restore hip function following arthritic disease. Pre-clinical in vitro evaluation of new designs is a vital aspect of the development of joint replacements
Hadley, Megan Jayne Frances
core   +4 more sources

Gait Analysis of Pak Biawak: A Necrobot Lizard Built using the Skeleton of an Asian Water Monitor (Varanus Salvator)

open access: yesAdvanced Robotics Research, EarlyView.
Pak Biawak, a necrobot, embodies an unusual fusion of biology and robotics. Designed to repurpose natural structures after death, it challenges conventional boundaries between nature and engineering. Its movements are precise yet unsettling, raising questions about sustainability, ethics, and the untapped potential of biointegrated machines.
Leo Foulds   +2 more
wiley   +1 more source

Hip Arthroscopic Synovectomy and Labral Repair in a Patient With Rheumatoid Arthritis With a 2-Year Follow-up

open access: yesArthroscopy Techniques, 2014
The arthroscopic surgical procedures reported previously for a rheumatic hip joint have been primarily performed as diagnostic procedures. Only a few studies have reported the success of arthroscopic surgery in hip joint preservation.
Nobuyuki Watanabe, M.D., Ph.D.   +5 more
doaj   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

Multimodal Human–Robot Interaction Using Human Pose Estimation and Local Large Language Models

open access: yesAdvanced Robotics Research, EarlyView.
A multimodal human–robot interaction framework integrates human pose estimation (HPE) and a large language model (LLM) for gesture‐ and voice‐based robot control. Speech‐to‐text (STT) enables voice command interpretation, while a safety‐aware arbitration mechanism prioritizes gesture input for rapid intervention.
Nasiru Aboki   +2 more
wiley   +1 more source

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