Biomechanical study of probe-tissue interactions during deep brain stimulation: Force measurement and channel deformation in agar gel phantoms [0.03%]
深度脑刺激时探针与组织相互作用的生物力学研究:仿生琼脂凝胶中的力测量和通道变形
Siyu Chen,Rungun Nathan,Bchara Sidnawi et al.
Siyu Chen et al.
Understanding the mechanical interactions between surgical probes and brain tissue is essential for optimizing procedures such as deep brain stimulation (DBS). In this study, agar gel phantoms were used as brain tissue surrogates for their ...
Quantifying intrinsic stress and structural strength of human clavicles from CT-derived geometry: An analytical framework [0.03%]
基于CT几何构建量化人肩胛骨固有应力和结构强度的分析框架
Silvia García-Vilana,Elsa Pérez-Guindal,David Sánchez-Molina et al.
Silvia García-Vilana et al.
Background: Accurate, geometry-aware estimates of intrinsic stress are essential for interpreting clavicle failure experiments and assigning realistic material properties in computational models. To date, literature repor...
Simulation of finite deformation failure in soft biological tissues by a mixed local and nonlocal gradient damage approach [0.03%]
基于局部与非局部梯度损伤理论的软组织大变形失效细观模拟研究
Hung Thanh Tran,Quoc-Hung Nguyen,Du Dinh Nguyen et al.
Hung Thanh Tran et al.
This study introduces an anisotropic energy limiter-based gradient damage framework designed to predict the failure of soft biological tissues under finite deformations. Traditional damage models often struggle with these materials due to t...
Reconstruction-induced variability in subject-specific knee joint modeling: Implications for time-dependent contact mechanics [0.03%]
基于受试者的膝关节建模中的重建引起的可变性:对时变接触力学的意义
S Uzuner,L P Li
S Uzuner
Finite element modeling of the knee joint is increasingly used to estimate subject-specific contact and fluid pressure distributions. Previous linear elastic analyses have suggested that segmentation-induced geometric uncertainties may resu...
3D parametric finite element models to assess the mechanical role of the bone-lesion interface in human metastatic vertebrae [0.03%]
用于评估人转移性椎骨骨病灶界面机械作用的三维参数有限元模型
Jaime Muñoz-Allué,Marco Palanca,Enrico DallAra et al.
Jaime Muñoz-Allué et al.
Vertebral bone metastases are frequent in oncological patients and lead to a significant risk of vertebral fractures. Computational modelling offers a valuable tool for investigating how metastatic lesions affect the mechanical stability an...
Experimental evidence of strain uniformity and organ-level attenuation of viscoelasticity in human femurs under physiological multiaxial loading [0.03%]
人股骨在生理多轴载荷下应变均匀性和组织水平粘弹性衰减的实验证据
Dermot ORourke,Saulo Martelli
Dermot ORourke
We experimentally evaluated whether physiological multiaxial loading produces comparatively constrained strain distributions in the human femur and examined how classical tissue-level strain-rate dependence translates to apparent organ-leve...
3D printed HA/GO/sodium alginate composite scaffolds with enhanced mechanical performance and antibacterial activity for bone repair [0.03%]
用于骨修复的具有增强机械性能和抗菌活性的3D打印HA/GO/钠藻酸盐复合支架
Rodrigo L M S Oliveira,Lucas Barbosa,Samara G Andrade et al.
Rodrigo L M S Oliveira et al.
The design of scaffolds for bone repair remains a multidisciplinary challenge, requiring an effective balance between interconnected porosity, mechanical performance, and biological functionality. In this context, the combination of natural...
Tribological and microstructural analysis of heat treatments on medical grade cobalt-chromium-molybdenum alloys [0.03%]
热处理对医用钴铬钼合金摩擦学和显微组织的影响分析
Samuel E Bowden,Isaac Andorful,Stacey J Smith et al.
Samuel E Bowden et al.
Cobalt-chromium-molybdenum (CoCrMo) is a common material for medical devices such as prosthetic joint implants due to its biocompatibility and wear and corrosion resistance. Some CoCrMo implants last for a long time in the human body, while...
Design for additive manufacturing using the contactless support strategy for the fabrication of ultrathin zirconia dental veneers [0.03%]
基于无支撑策略的二氧化锆超薄瓷贴面增材制造设计
Chinmai Bhat,I-Chiang Chou,Zhongpu Zhang et al.
Chinmai Bhat et al.
The rapid globalization, along with significant growth in the hospitality and aviation industries, has set a new standard for aesthetics. Nowadays, physical appearance has become an indicator of self-confidence, boosting the global aestheti...
Leaf-vein-inspired fiber-matrix composites with graded chevron architectures [0.03%]
受叶脉启发的具有梯度 Chevron 结构的纤维基质复合材料
Ammar Batwa,Yaning Li
Ammar Batwa
Inspired by the vein structures of leaves in nature, fiber-matrix composites with chevron architecture and functionally graded fiber orientations are designed and evaluated via systematic FE simulations and experiments on 3D printed specime...