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Hadeel Alsirhani, Graham Arnold and Weijie Wang
Background: While cross-legged-sitting (CLS) posture is widely practised in some communities, its biomechanical effect on the lower limbs is not clear. This study aimed to investigate whether CLS would affect biomechanical parameters in lower limbs durin...
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Néstor J. Jarque-Bou, Margarita Vergara and Joaquín L. Sancho-Bru
Thumb opposition is essential for grasping, and involves the flexion and abduction of the carpometacarpal and metacarpophalangeal joints of the thumb. The high number of degrees of freedom of the thumb in a fairly small space makes the in vivo recording ...
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Ya?nan Lou, Pengkun Quan, Haoyu Lin, Dongbo Wei and Shichun Di
This paper presents a closed-form inverse kinematics solution for the 2n-degree of freedom (DOF) hyper-redundant serial manipulator with ??
n
identical universal joints (UJs). The proposed algorithm is based on a novel concept named as general spherical...
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Jessica Hembus, Felix Ambellan, Stefan Zachow and Rainer Bader
Currently, new materials for knee implants need to be extensively tested but such tests are expensive in a knee wear simulator in a realized design. However, using a rolling-sliding test bench, these materials can be examined under the same test conditio...
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Xuanzhen Cen, Zhenghui Lu, Julien S. Baker, Bíró István and Yaodong Gu
Although values of arch stiffness index (ASI) have been used to evaluate arch structure and injury susceptibility, investigations are limited regarding the influence of ASI on biomechanical characteristics during gait termination, which involves a challe...
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Fabrizio Nardini, Claudio Belvedere, Nicola Sancisi, Michele Conconi, Alberto Leardini, Stefano Durante and Vincenzo Parenti-Castelli
Biomechanical models of the knee joint allow the development of accurate procedures as well as novel devices to restore the joint natural motion. They are also used within musculoskeletal models to perform clinical gait analysis on patients. Among releva...
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Zhiqiang Zhu, Weijie Fu, En Shao, Lu Li, Linjie Song, Wei Wang and Yu Liu
Purpose: This study aims to investigate the acute effects of shoe midsole stiffness on the joint biomechanics of the lower extremities during specific basketball movements. Methods: Thirty participants wearing stiff midsole shoes (SS) and control shoes (...
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Florian Ion Tiberiu Petrescu,Relly Victoria Virgil Petrescu
Pág. 1713 - 1724
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Barbara J. Hoogenboom, Christopher J. May, Gordon J. Alderink, Brian S. Thompson and Lukas A. Gilmore
The squat, a fundamental functional movement, is prone to biomechanical inefficiencies. Several screening batteries utilize the Overhead Deep Squat (OHDS) to assess individuals for stability and mobility deficits. The purpose of this study was to create ...
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Jingchao Zhao, Xiaoyu Wang, Chao Meng, Huitao Song, Zhong Luo and Qingkai Han
As a high-precision motion mechanism, the kinematics and dynamics of cascade thrust reverser are sensitive to the changes of nonlinear factors which are rarely considered in traditional dynamic modeling and optimization. In order to study the effect of n...
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Thembisile T. Jolingana-Seoka, Henriëtte V. Hammill, Yolandi Willemse and Mark Kramer
Analyzing ankle landing kinematics, ground reaction forces and stabilisation times of high-level female netball players.
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Xin Wang, Qiuzhi Song, Xiaoguang Wang and Pengzhan Liu
The contradiction between self-weight and load capacity of a power-assisted upper-limb exoskeleton for material hanging is unresolved. In this paper, a non-anthropomorphic 3-degree of freedom (DOF) upper-limb exoskeleton with an internally rotated elbow ...
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Lei Sun, Honglei An, Hongxu Ma, Qing Wei and Jialong Gao
Lower limb knee?ankle prostheses can effectively assist above-knee amputees in completing their basic daily activities. This study explored methods for estimating the joint kinematics of intelligent lower limb prostheses to better adapt them to the walki...
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Weronika Joanna Piatkowska, Fabiola Spolaor, Marco Romanato, Roberta Polli, Alessandra Huang, Alessandra Murgia and Zimi Sawacha
Fragile X syndrome (FXS) is caused by pathologic expansions of the CGG repeat polymorphic region of the FMR1 gene. There are two main categories of FMR1 mutations, ?premutation? and ?full mutation?, that are associated with different clinical phenotypes,...
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Ivan Chavdarov and Bozhidar Naydenov
The work defines in a new way the different types of solutions of the inverse kinematics (IK) problem for planar robots with a serial topology and presents an algorithm for solving it. The developed algorithm allows the finding of solutions for a wide ra...
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Jong In Han, Ho Seon Choi and Yoon Su Baek
Lower extremity assistive devices (LEADs) have been developed in various fields, such as rehabilitation, military, and industry, in the form of exoskeleton robots or treadmills, and most of them are aimed at supporting muscle strength. However, unlike th...
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Michele Conconi, Filippo De Carli, Matteo Berni, Nicola Sancisi, Vincenzo Parenti-Castelli and Giuseppe Monetti
The in-vivo quantification of knee motion in physiological loading conditions is paramount for the understanding of the joint?s natural behavior and the comprehension of articular disorders. Dynamic MRI (DMRI) represents an emerging technology that makes...
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Jie Hou, Juan Du and Zhi Chen
To address the issues of low efficiency and lengthy running time associated with trajectory planning for 6-degree-of-freedom manipulators, this paper introduces a novel solution that generates a time-optimal path for a manipulator while adhering to its k...
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Jiping An, Xinhong Li, Zhibin Zhang, Guohui Zhang, Wanxin Man, Gangxuan Hu and Junwei He
Space modular self-reconfigurable satellite (SMSRS) is a new type of satellite. The research on self-collision avoidance of SMSRS is important for its on-orbit safety but is not completely solved. This paper offers a new method for joint path planning fo...
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Cheng-Chung Lin, Tung-Wu Lu, Jia-Da Li, Mei-Ying Kuo, Chien-Chun Kuo and Horng-Chuang Hsu
A new fully automated model-based interleaved biplane image tracking scheme in conjunction with clinical asynchronous biplane fluoroscopy was proposed and evaluated for its performance on dynamic tibiofemoral kinematics measurements. The approach may enc...
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