Program, 17th Annual Symposium on Computational Methods in Orthopaedic Biomechanics
February 21st, 2009

7:30 AM - 8:20 AM Registration & Breakfast

8:20 AM - 8:30 AM Symposium Opening Remarks

Session I Multi-Scale Approaches to Computer Modeling of the Spine
Moderators: Andrew Dooris, DePuy Spine

                Ruth Wilcox, University of Leeds

8:30 AM - 9:45 AM

Wesley Womack    Implementation of physiological facet cartilage thickness mapping in a high resolution finite element model of the cervical spine and implant-related facet force transmission predictions 

Daniel Cook    Investigation of Facet Articulation During Lateral Bending in the Human Lumbar Spine Using a Model-Based Kinematic Simulation
Shaobai Wang    In-vivo Lumbar Intervertebral Disc Geometric Deformation during Weightbearing Posture
Yan Chevalier    Smoothed Voxel-Based Mesh for Patient-Specific Finite Element Models of Human Vertebral Bodies
Cecilia Persson    The role of the cerebrospinal fluid in traumatic spinal cord injuries

9:45 AM - 10:15 AM Break

Session II Finite Element Formulation of Implant Biomechanics      
Moderators: Anne Uhlenbrock, TUHH Hamburg University of Technology

                Brandon Santoni, Colorado State University

10:15 AM - 11:30 AM
John Rasmussen    A computational model of a reverse shoulder joint prosthesis
Vicki Shim    Contact sensitivity analysis of FE model of the pelvis with press-fit acetabular prosthesis
Yuanyi Zhao    The Cement-Bone Interface: A Comparative Experimental and Finite Element Study
Amit Roychowdhury    Use of a Vibrator for Implant Retrieval at the Time of Hip Revision Surgery
Ali Vahdati    A Finite Element Model of Transplanted Tissue-Engineered Cartilage

11:30 AM - 1:00 PM Lunch

Session III Development of Algorithms for Simulation of Mechano-Biological Processes      
Moderators: Carolyn Sparrey, University of California - San Francisco

                Atul Gupta, Medtronic

1:00 PM - 2:15 PM
Bahar Sharafi    A Micromechanical Model of Skeletal Muscle to Explore the Effects of Fiber and Fascicle Geometry

Amber Rath Bonivtch    Microstructural Variation in the Bone Matrix and Cell Attachments Modify Strain Amplification on the Osteocyte
Charles Penninger    An Investigation of the Cellular Mechanisms of Bone Resorption
Damien Byrne    The effect of bone permeability when modelling tissue differentiation during fracture healing

Sara Checa    A lattice-based modelling approach to investigate the effect of loading on re-vascularization during tissue repair. Application to a bone/implant interface.

2:15 PM - 2:45 PM Break

Session IV Micro- and Nano-Scale Biomechanical Modeling of Tissue Behavior      
Moderators: Stephan Rothstock, TUHH Hamburg University of Technology

                Daniel Kelly, Trinity College Dublin 

2:45 - 4:00 PM

Yang Zhao    Nanoindentation Simulation of Bovine Cortical Bone using Four- and Three- Parameter Viscoelastic/Plastic Models via Finite Element Analysis and Optimization Algorithm
Matthew Soicher    Finite element modeling of nanoindentation of plastic embedded trabecular bone
Erin Oneida    Finite Element-Based Methodology for Studying Crack Propagation at the Microstructural Length-Scale in Cortical Bone
Xiutao Shi    A Computational Study of Microdamage Susceptibility in Trabecular Bone
Grant Goulet    Validation and Application of Iterative Coupling to Poroelastic Problems in Bone Fluid Flow

4:00 PM - 6:00 PM Poster Presentation and Reception


Specialty Posters 

Stephan Rothstock     Influence of Surface Roughness in uncemented Hip Implants on Press-Fit Conditions and Bone Morphology during the Implantation Process: Assessment via high Resolution µCT

Anne UhlenBrock     Morphology of the deformed pelvis