نتایج جستجو برای: biomechanical model

تعداد نتایج: 2119491  

Journal: :International Journal of Environmental Research and Public Health 2020

Journal: :Asian cardiovascular & thoracic annals 2009
Norbert W Guldner Peter Klapproth Petra R J Margaritoff Ralf Noel Hans H Sievers Martin Grossherr

Experimental valveless muscular blood pumps (biomechanical hearts) in goats can pump more than 1 L.min(-1), but due to a high pendulum volume, no significant flow contribution to the circulation is gained. Thus valved and valveless biomechanical hearts were compared for efficacy. Heart failure was induced in 5 adult Bore goats by repeated intracoronary embolization. A valved and balloon-equippe...

Journal: :Journal of immunology 2006
Mario Ferretti Robert Gassner Zheng Wang Priyangi Perera James Deschner Gwendolyn Sowa Robert B Salter Sudha Agarwal

Although biomechanical signals generated during joint mobilization are vital in maintaining integrity of inflamed cartilage, the molecular mechanisms of their actions are little understood. In an experimental model of arthritis, we demonstrate that biomechanical signals are potent anti-inflammatory signals that repress transcriptional activation of proinflammatory genes and augment expression o...

2017
Hae-Rin Lee Moonki Jung Ki-Kwang Lee Sang Hun Lee

In this paper, we propose a three-dimensional design and evaluation framework and process based on a probabilistic-based motion synthesis algorithm and biomechanical analysis system for the design of the Smith machine and squat training programs. Moreover, we implemented a prototype system to validate the proposed framework. The framework consists of an integrated human-machine-environment mode...

2013
Monan Wang Jinke Li

Aimed to develop a virtual robot aided surgery system which can represent the reality surgery process and realize force feedback by digital human tissue biomechanical information and outer force feedback instrument, human tissue geometrical and biomechanical modeling, biomechanical model calculation, force feedback instrument design, control algorithm are described. Finally, experiment was cond...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

2010
Joel Coelho Ana M Cruz Daniel A Marinho Mário C Marques Aldo M Costa António J Silva Tiago M Barbosa

The aim of this research was to develop a path-flow analysis model from age-group swimmer’s performance based on biomechanical and energetic parameters. Twenty two young male age-group swimmers with several competitive levels volunteered to serve as subjects. It was assessed swim velocity, stroke length, stroke frequency, stroke index, propulsive efficiency, critical velocity and 200 m freestyl...

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