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Related papers: Micromechanical characterisation of osteoarthritic…

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Our aim was to assess the ability of radiography-based bone texture parameters in proximal femur and acetabulum to predict incident radiographic hip osteoarthritis (rHOA) over a 10 years period. Pelvic radiographs from CHECK (Cohort Hip and…

Modeling of cancellous bone has important applications in the detection and treatment of fatigue fractures and diseases like osteoporosis. In this paper, we present a fully coupled multiscale approach considering mechanical, electrical and…

Computational Engineering, Finance, and Science · Computer Science 2021-06-14 Mischa Blaszczyk , Klaus Hackl

Knee osteoarthritis is a degenerative joint disease that induces chronic pain and disability. Bone morphological analysis is a promising tool to understand the mechanical aspect of this disorder. This study proposes a 2D bone morphological…

Image and Video Processing · Electrical Eng. & Systems 2024-03-14 Yun Xin Teoh , Alice Othmani , Siew Li Goh , Juliana Usman , Khin Wee Lai

Understanding of the complex mechanical behavior of metal-organic frameworks (MOF) beyond their elastic limit will allow the design of real-world applications in chemical engineering, optoelectronics, energy conversion apparatus, and…

Materials Science · Physics 2022-10-25 Zhixin Zeng , Yuan Xiao , Jeffrey M. Wheeler , Jin-Chong Tan

We study the uniaxial compressive behavior of disordered colloidal free-standing micropillars composed of a bidisperse mixture of 3 and 6 um polystyrene particles. Mechanical annealing of confined pillars enables variation of the packing…

Soft Condensed Matter · Physics 2015-06-22 Daniel J. Strickland , Yun-Ru Huang , Daeyeon Lee , Daniel S. Gianola

The blends and hybrid nanocomposites of polypropylene - cycloolefin copolymer were prepared by a twin-screw extruder followed by microfibril formation using a single screw extruder. The effects of shear rate and organoclay on the morphology…

Materials Science · Physics 2017-01-10 Marzieh Ebrahimi , Hossein Nazockdast , Milad Mehranpour

Bone mineral density (BMD) is a clinically critical indicator of osteoporosis, usually measured by dual-energy X-ray absorptiometry (DEXA). Due to the limited accessibility of DEXA machines and examinations, osteoporosis is often…

Image and Video Processing · Electrical Eng. & Systems 2021-05-21 Kang Zheng , Yirui Wang , Xiaoyun Zhou , Fakai Wang , Le Lu , Chihung Lin , Lingyun Huang , Guotong Xie , Jing Xiao , Chang-Fu Kuo , Shun Miao

We present an investigation of the role of micropatterning on adhesion properties at soft deformable polydimethylsiloxane (PDMS)/ acrylic adhesive interfaces. Contrary to what has been observed for low aspect ratio rigid patterns, where the…

Materials Science · Physics 2010-09-28 Christophe Poulard , Frédéric Restagno , Raphaël Weil , Liliane Léger

Cartilage is a connective tissue that covers the surfaces of bones in joints and provides a smooth gliding surface for movement. It is characterized by specific biophysical properties that allow it to withstand compressive loads, distribute…

Medical Physics · Physics 2023-05-03 Enrico Catalano

Knee Osteoarthritis (KOA) is a prevalent musculoskeletal disorder that severely impacts mobility and quality of life, particularly among older adults. Its diagnosis often relies on subjective assessments using the Kellgren-Lawrence (KL)…

Image and Video Processing · Electrical Eng. & Systems 2025-01-17 Zhe Wang , Aladine Chetouani , Yung Hsin Chen , Yuhua Ru , Fang Chen , Mohamed Jarraya , Fabian Bauer , Liping Zhang , Didier Hans , Rachid Jennane

Introduction: Bone health disorders like osteoarthritis and osteoporosis pose major global health challenges, often leading to delayed diagnoses due to limited diagnostic tools. This study presents an AI-powered system that analyzes knee…

Knee osteoarthritis (KOA) diagnosis from radiographs remains challenging due to the subtle morphological details that standard deep learning models struggle to capture effectively. We propose a novel multimodal framework that combines…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Marouane Tliba , Mohamed Amine Kerkouri , Yassine Nasser , Nour Aburaed , Aladine Chetouani , Ulas Bagci , Rachid Jennane

Pharmaceutical treatments can slow bone degradation, thus reducing the fracture risk inherent in osteoporosis. Antiresorptive treatments block the over-activation of osteoclasts vs osteoblasts, but the resulting decrease in bone remodeling…

Medical Physics · Physics 2021-12-20 Jean-Louis Milan , Chan Yone Claudia , Rossi Jean-Marie , Chabrand Patrick

Recent studies have shown potential for using polarisation sensitive optical coherence tomography (PS-OCT) to study cartilage morphology, and to be potentially used as an in-vivo, non-invasive tool for detecting osteoarthritic changes.…

Purpose: From the myofibrils to the whole muscle scale, muscle micro-constituents exhibit passive and active mechanical properties, potentially coupled to electrical, chemical, and thermal properties. Experimental characterization of some…

Medical Physics · Physics 2024-06-25 Aude Loumeaud , Philippe Pouletaut , Sabine Bensamoun , Daniel George , Simon Chatelin

While crack nucleation and propagation in the brittle or quasi-brittle regime can be predicted via variational or material-force-based phase field fracture models, these models often assume that the underlying elastic response of the…

Computational Engineering, Finance, and Science · Computer Science 2020-08-13 Hyoung Suk Suh , WaiChing Sun , Devin O'Connor

The mechanical properties of arterial walls are critical for maintaining vascular function under pulsatile pressure and are closely linked to the development of cardiovascular diseases. Despite advances in imaging and elastography,…

Biological Physics · Physics 2025-07-29 Yuxuan Jiang , Guo-Yang Li , Ruizhi Wang , Xu Feng , Yanhang Zhang , Seok-Hyun Yun

The controlled fabrication and chiroptical characterization of microscale chiral structures remain central challenges in photonics, sensing, and metamaterial engineering. Here we demonstrate an accessible, low-cost platform that combines…

Optics · Physics 2026-05-07 Jing Xu , Rik Strobbe , Yovan de Coene , Renaud A. L. Vallée , Koen Clays

Limited DXA access hinders osteoporosis screening. This proof-of-concept study proposes using widely available knee X-rays for opportunistic Bone Mineral Density (BMD) estimation via deep learning, emphasizing robust uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Long Hui , Wai Lok Yeung

This chapter presents the investigations and the results of feature learning using convolutional neural networks to automatically assess knee osteoarthritis (OA) severity and the associated clinical and diagnostic features of knee OA from…

Computer Vision and Pattern Recognition · Computer Science 2019-08-26 Joseph Antony , Kevin McGuinness , Kieran Moran , Noel E O' Connor