Sharif Digital Repository

An improved methodology for design of custom-made hip prostheses to be fabricated using additive manufacturing technologies

Author

Rahmati, S.

Publisher

Emerald,

Pub. Year

2012

Subjects

Manufacturing systems. / Rapid prototypes. / Total hip replacement. / Fill and fit. / Medical rapid prototyping. / Prosthetic devices. / Rapid prototype. / Total hip replacement (THR) / Arthroplasty. / Biomechanics. / Bone. / Computer aided design. / Computerized tomography. / Hip prostheses. / Hydraulic structures. / Image processing. / Investment casting. / Manufacture. / Rapid prototyping. / Restoration. / Technology. / Prosthetics.

A multiscale phase field method for joint segmentation-rigid registration application to motion estimation of human knee joint

Author

Eslami, A.

Pub. Year

2011

Subjects

Human Joint Kinematics. / Joint tasks processing. / Phase field approximation. / Sub-pixel registration. / Sub-pixel segmentation. / 3D image registration. / Convergence rates. / Edge extraction. / Edge-based. / Finite-element discretization. / Human joints. / Human knee joint. / Image-based. / Joint configuration. / Knee joint kinematics. / Memory usage. / Motion parameters. / MR images. / Multiscales. / Mumford-Shah. / Mumford-Shah functional. / Parameters selection. / Phase field methods. / Phase fields. / Registration accuracy. / Registration methods. / Rigid objects. / Rigid registration. / Robust algorithm. / Spatial transformation. / Sub pixels. / Target images. / Variational framework. / Estimation. / Image segmentation. / Kinematics. / Motion estimation. / Parameter estimation. / Physiological models. / Pixels. / Three dimensional. / Joints (anatomy) / Algorithm. / Biomechanics. / Image processing. / Image quality. / Joint segmentation rigid registration. / Knee. / Mathematical parameters. / Mumford Shah equation. / Nuclear magnetic resonance. / Range of motion. / Signal noise ratio. / Simulation. / Three dimensional imaging.

How to synchronize and register an optical-inertial tracking system

Author

Soroush, A.

Pub. Year

2013

Subjects

IMU. / Optotrak. / Synchronization. / Tracking system. / Least mean square error. / Multi-sensor tracking. / Optical tracking systems. / Position and orientations. / Temporal synchronization. / Data fusion. / Intelligent systems. / Manufacture. / Mechanical engineering. / Neuromuscular rehabilitation. / Optimization. / Robotics. / Sensors. / Tracking (position)

Tool-tissue force estimation in laparoscopic surgery using geometric features

Author

Kohani, M.

Publisher

IOS Press,

Pub. Year

2013

Subjects

Force feedback. / Large deformation analysis. / Neural network. / Soft tissue modeling. / Biological model. / computer assisted surgery. / Computer interface. / Equipment. / Histology. / Human. / Liver resection. / Mechanical stress. / Methodology. / Physiology. / Computer Simulation. / Hardness. / Hepatectomy. / Humans. / Laparoscopy. / Liver. / Models, Biological. / Stress, Mechanical. / Surgery, Computer-Assisted. / User-Computer Interface.

Conceptual design of a miniaturized hybrid local actuator for Minimally Invasive Robotic Surgery (MIRS) instruments

Author

Saedi, S.

Pub. Year

2011

Subjects

Actuation mechanism. / Actuation methods. / Endoscopic instruments. / Gripping force. / Limited space. / Minimally invasive. / Multi degrees of freedom. / New design. / PZT. / Robotic surgery. / Simulation studies. / Conceptual design. / DC motors. / Endoscopy. / Instruments. / Needles. / Piezoelectric motors. / Actuators.

A surface registration technique for estimation of 3-D kinematics of joints

Author

Mostafavi, K.

Pub. Year

2009

Subjects

Influence method. / Kinematic analysis. / Surface registration. / Article. / Biomechanics. / Histology. / Three dimensional imaging. / Algorithms. / Biomechanics. / Computer simulation. / Humans. / Imaging, three-dimensional. / Joints.

Robotic assisted reduction of femoral shaft fractures using stewart platform

Author

Majidifakhr, K.

Pub. Year

2009

Subjects

Fracture reduction. / Long bone. / Parallel mechanism. / Robotic surgery. / Article. / Computer assisted surgery. / Femur fracture. / Methodology. / Three dimensional imaging. / Femoral fractures. / Fracture fixation. / Humans. / Imaging, three-dimensional. / Robotics. / Surgery, computer-assisted.

Review on different experimental techniques developed for recording force-deformation behaviour of soft tissues; with a view to surgery simulation applications

Author

Afshari, E.

Pub. Year

2017

Subjects

Force-deformation behaviour. / Surgery simulation. / Deformation. / Diagnosis. / Histology. / Medical imaging. / Surgery. / Tissue. / Experimental techniques. / Force deformation. / Novel two-jaw laparoscopic grasper. / Realistic modelling. / Surgery simulations. / Tissue engineering. / Aspiration. / Elastography. / Experimental test. / Experimentation. / Force. / Magnetic resonance elastography. / Minimally invasive procedure. / Palpation. / Priority journal. / Review. / Robot assisted surgery. / Simulation. / Simulator. / Soft tissue. / General surgery. / Human. / Medical technology. / Minimally invasive surgery. / Procedures. / Robotic surgical procedure. / Theoretical model. / Biomedical technology. / Computer simulation. / Diagnostic imaging. / Elasticity imaging techniques. / Humans. / Minimally invasive surgical procedures. / Models, theoretical. / Robotic surgical procedures.

Robust adaptive bilateral control of teleoperation systems with uncertain parameters and unmodeled dynamics

Author

Esfandiari, M.

Pub. Year

2018

Subjects

Human and environment nonlinear models. / Master and slave robots. / Position error based adaptive control. / Adaptive control systems. / Dynamics. / Lyapunov functions. / Manipulators. / Remote control. / Robot applications. / Robotics. / Uncertainty analysis. / Adaptive control. / Equivalent mechanisms. / Non-linear model. / Slave robot. / Stiffness coefficients. / Teleoperation systems. / Uncertain parameters. / Unknown coefficients. / Human robot interaction.

Synthesis of natural squat-to-stand motion using single-term cost functions

Author

Sayyaadi, H.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2023

Subjects

Musculoskeletal Model. / Optimization. / Predictive simulation. / Single-Term Cost Function. / Squat-to-stand motion.

Statistical analysis of triaxial acceleration data of different fall scenarios

Author

Delavarkhalafi, F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2023

Subjects

Acceleration. / ANOVA. / Elderly people. / Fall. / Wearable sensors.

A Parametric Study on the Geometrical Design of Augmented Cones for Revision Total Knee Arthroplasty

Author

Shahjavan, Y.

Pub. Year

2024

Subjects

Bone Defect. / Cone thickness. / CT Images. / Wear. / Biomedical engineering. / Bone cement. / Cones. / Electron beam computed tomography. / Implants (surgical) / Micrometers. / Structural dynamics. / Thickness measurement. / Cement layers. / Cone angle. / Geometrical designs. / Mechanical strength. / Micro motion. / Osseointegration. / Cements.

Automatic tracking of laparoscopic instruments for autonomous control of a cameraman robot

Author

Amini Khoiy, K.

Publisher

Taylor and Francis Ltd,

Pub. Year

2016

Subjects

Abdominal surgery. / Image guidance. / Minimally invasive surgery. / Robotic surgery. / Water. / Accuracy. / Algorithm. / Blood. / Control system. / Human. / Illumination. / Laparoscopic surgery. / Laparoscopic surgical instrument. / Noise. / Phantom. / Priority journal. / Robotics. / Smoke.

Micromechanics of brain white matter tissue: a fiber-reinforced hyperelastic model using embedded element technique

Author

Yousefsani, S. A.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Embedded element technique. / Large deformation. / Stiffness redundancy. / Composite micromechanics. / Deformation. / Elasticity. / Forecasting. / Probability distributions. / Redundancy. / Stiffness. / Strain energy. / Axonal distribution. / Embedded element. / Hyperelastic material models. / Localized response. / Probabilistic micromechanical modeling. / Probabilistic RVE. / Representative volume element (RVE) / Strain energy density functions. / Tissue.

Personalized design of ankle-foot prosthesis based on computer modeling of amputee locomotion

Author

Gharini, M.

Publisher

Taylor and Francis Inc,

Pub. Year

2018

Subjects

Below-knee amputee. / Locomotion model. / Optimal damping coefficients. / Artificial limbs. / Damping. / Computer modeling. / Gait pattern. / Model prediction. / Optimal damping. / Total work. / Transtibial amputees. / Cost functions.

Personalized design of ankle-foot prosthesis based on computer modeling of amputee locomotion

Author

Gharini, M.

Publisher

Taylor and Francis Inc,

Pub. Year

2020

Subjects

Below-knee amputee. / Locomotion model. / Optimal damping coefficients. / Artificial limbs. / Damping. / Computer modeling. / Gait pattern. / Model prediction. / Optimal damping. / Total work. / Transtibial amputees. / Cost functions.

vThe effect of saddle-assistive device on improving the gait parameters of patients with the lower limbs weakness: a pilot study

Author

Hojjati Najafabadi, A.

Publisher

Springer,

Pub. Year

2020

Subjects

Body weight support. / Force and torque. / Gait analysis. / Lower limbs weakness. / Mobility assistive device. / Anthropometry. / Gravitation. / Assistive devices. / Elderly people. / Forces and torques. / Gait parameters. / Healthy volunteers. / Lower and upper limbs. / Mobility assistive devices. / Propulsive forces. / Walking aids.

Nonlinear mechanics of soft composites: hyperelastic characterization of white matter tissue components

Author

Yousefsani, S. A.

Publisher

Springer,

Pub. Year

2020

Subjects

Brain white matter. / Homogenization. / Hyperelastic characterization. / Large deformation. / Deformation. / Elastic moduli. / Elasticity. / Forecasting. / Homogenization method. / Micromechanics. / Nonlinear equations. / Shear strain. / Strain energy. / Closed-form analytical solutions. / Coupled nonlinear equations. / Homogenization techniques. / Hyper elastic. / Micro-mechanical modeling. / Soft composite. / Strain energy density functions. / White matter. / Tissue. / Animal tissue. / Brain tissue. / Corona radiata (brain) / Corpus callosum. / Experimental test. / Extracellular matrix. / Mechanics. / Nonhuman. / Prediction. / Priority journal.

Using a saddle-assistive device equipped with mechanical orthosis for walking of the person with incomplete spinal cord injury

Author

Hojjati Najafabadi, A.

Publisher

SAGE Publications Ltd,

Pub. Year

2021

Subjects

Patient rehabilitation. / Assistive devices. / Forces and torques. / Incomplete spinal cord injury. / Motion technology. / Reaction forces. / Spinal cord injuries (SCI) / Walking ability. / Wheeled walkers. / Walking aids.

Improving sit-to-stand transition by the saddle-assistive device in the spinal cord injury: A case study

Author

Hojjati Najafabadi, A.

Publisher

SAGE Publications Ltd,

Pub. Year

2021

Subjects

Biophysics. / Assistive devices. / Ground reaction forces. / Lower limb. / On-body. / Sit-to-stand. / Spinal cord injuries (SCI) / Patient rehabilitation. / Orthosis. / Self help device. / Spinal cord injury. / Walking. / Humans. / Orthotic Devices. / Self-Help Devices. / Spinal Cord Injuries. / Standing Position.