Publications

2022

In Vivo Evidence of Early Instability and Late Stabilization in Motion Segments Immediately Superior to Anterior Cervical Arthrodesis
Chen S, LeVasseur C, Pitcairn S, Munsch M, Couch B, Kanter A, Okonkwo D, Shaw J, Donaldson W, Lee J, Anderst W
Spine, 2022


In Vivo Changes in Dynamic Adjacent Segment Motion One Year After One and Two-Level Cervical Arthrodesis
LeVasseur C, Pitcairn S, Okonkwo S, Kanter A, Shaw J, Donaldson W, Lee J, Anderst W
Annals of Biomedical Engineering, 2022


Implant Characteristics Affect In Vivo Shoulder Kinematics During Multiplanar Functional Motions After Reverse Shoulder Arthroplasty
Como C, LeVasseur C, Kane G, Rai A, Munsch M, Gabrielli A, Hughes J, Anderst W, Lin A
Journal of Biomechanics, 2022


The effects of pathology and one-level versus two-level arthrodesis on cervical spine intervertebral helical axis of motion
LeVasseur C, Pitcairn S, Shaw J, Donaldson W, Lee J, Anderst W
Journal of Biomechanics, 2022


2021

Syndesmosis Repair Affects in Vivo Distal Interosseous Tibiofibular Ligament Elongation Under Static Loads and During Dynamic Activities.
Canton S, Gale T, Onyeukwu C, Hogan M, Anderst W
Journal of Bone and Joint Surgery Am, 2021


Predictions of anterior cruciate ligament dynamics from subject-specific musculoskeletal models and dynamic biplane radiography
Charles J, Fu F, Anderst W
Journal of Biomechanical Engineering, In Press


Residual motion and graft type do not influence patient-reported outcomes following one- or two-level anterior cervical discectomy and fusion
Couch B, Wawrose R, LeVasseur C, Pitcairn S, Shaw J, Donaldson W, Lee J, Anderst W
Spine, In Press


Lateral extra-articular tenodisis contributes little to change in vivo kinematics after anterior cruciate ligament reconstruction: a randomized controlled trial.
Chiba D, Gale T, Nishida K, Suntaxi F, Lesniak B, Fu F, Anderst W, Musahl V
American Journal of Sports Medicine, In Press


The effect of lateral extra-articular tenodesis on in vivo cartilage contact in combined anterior cruciate ligament reconstruction
Nishida K, Gale T, Chiba D, Suntaxi F, Lesniak B, Fu F, Anderst W, Musahl V
Knee Surgery, Sports Traumatology, Arthroscopy, In Press


Anterior Cruciate Ligament Reconstruction with Lateral Extraarticular Tenodesis Better Restores Native Knee Kinematics in Combined ACL and Meniscal Injury
Gibbs C, Hughes J, Popchak A, Chiba D, Lesniak B, Anderst W, Musahl V
Knee Surgery, Sports Traumatology, Arthroscopy, In Press


Graft Healing Does Not Influence Subjective Outcomes and Shoulder Kinematics After Superior Capsule Reconstruction:  A Prospective In Vivo Kinematic Study
Hughes J, Kane G, LeVassuer C, Gabrielli A, Popchak A, Anderst W, Lin A
Journal of Shoulder and Elbow Surgery, In Press


Surgery Related Factors Do Not Affect Short Term Adjacent Segment Kinematics After Anterior Cervical Arthrodesis
Chen S, LeVasseur C, Pitcairn S, Kanter S, Okonkwo D, Shaw J, Donaldson W, Lee J, Anderst W
Spine, In Press


Increases in Load Carriage Magnitude and Forced-Marching Change Lower Extremity  Coordination in Physically Active, Recruit-Aged Women
Dever D, Krajewski K, Johnson C, Allison K, Ahamed Z, Lovelekar M, Mi Q, Flanigan S, Anderst W, Connaboy C
Journal of Applied Biomechanics, In Press


Loaded Forced Marching Shifts Mechanical Contributions Proximally and Disrupts Stride-to-Stride Joint Work Modulation in Recruit Aged Women
Krajewski K, Allen I, Johnson C, Dever D, Ahamed N, Flanigan S, Mi Q, Anderst W, Connaboy C
Gait & Posture, In Press


Improved outcomes following arthroscopic superior capsular reconstruction may not be associated with changes in shoulder kinematics: an in vivo study
Kane G, LeVasseur C, Hughes J, Gabrielli A, Popchak A, Anderst W, Lin A
Arthroscopy, In Press


Symmetry and Sex Differences in Knee Kinematics and ACL Elongation in Healthy Collegiate Athletes During High Impact Activities Revealed Through Dynamic Biplane Radiography
Nishida K, Xu C, Gale T, Anderst W, Fu F
Journal of Orthopaedic Research, In Press


Residual limb shear strain during gait is correlated with patient reported outcomes for persons with transfemoral amputation
Gale T, Yang S, McGough R, Fielder G, Anderst W
J. Biomechanics, In Press


Healthy Ankle and Hindfoot Kinematics During Gait: Sex Differences, Asymmetry and Coupled Motion Revealed Through Dynamic Biplane Radiography
Yang S, Canton S, Hogan M, Anderst W
J. Biomechanics, 2021; 116:110220


2020

Tibiofemoral helical axis of motion during the full gait cycle measured using biplane radiography
Gale T, Anderst W
Medical Engineering and Physics, 2020;86:65-7


Bilateral symmetry, sex differences and primary shape factors in ankle and hindfoot bone morphology
Gabrielli A, Gale T, Hogan M, Anderst W
Foot & Ankle Orthopaedics, 2020;5(1):1-8


In vivo ankle kinematics revealed through biplane radiography: Current Concepts, Recent Literature and Future Directions
Canton S, Anderst W, Hogan M
Current Reviews in Musculoskeletal Medicine, 2020;13(1):77-85


In vivo changes in adjacent segment kinematics after lumbar decompression and fusion
Wawrose R, LeVasseur C, Byrapogu V, Dombrowski M, Donaldson W, Shaw J Lee J, Anderst W, Aiyangar, A
J. Biomechanics
, 2020;102:109515


The effects of age, pathology, and fusion on cervical neural foramen area
LeVasseur C, Pitcairn S, Shaw J, Donaldson W, Lee J, Anderst W
J. Orthopaedic Research, 2020.


Validation and application of dynamic biplane radiography to study in vivo ankle joint kinematics during high-demand activities
Pitcairn S, Kromka J, Hogan M, Anderst W
J. Biomechanics, 2020;103:109696


Load carriage magnitude and locomotion strategy alter knee total joint moment
Krajewski K, Dever D, Johnson C, Rawcliffe A, Ahamed N, Flanigan S, Mi Q, Anderst W, Connaboy C
Journal of Biomechanics, 2020;105:109772


Assessing the biofidelity of in vitro biomechanical testing of the human cervical spine
Wawrose R, Howington F, LeVasseur C, Smith C, Couch B, Shaw J, Donaldson W, Lee J, Patterson C, Anderst W, Bell K
J. Orthopaedic Research, 2020.


Knee Kinematics of Healthy Adults Measured Using Biplane Radiography
Gale T, Anderst W
J. Biomech. Eng., 2020;142(10):101004


An Automated Method for Defining Anatomic Coordinate Systems in the Hindfoot
Brown J, Gale T, Anderst W
J. Biomechanics, 2020;109:109951


Load magnitude and locomotion pattern alter locomotor system function in healthy young adult women
Krajewski K, Dever D, Johnson C, Mi Q, Simpson R, Graham S, Moir G, Ahamed N, Flanigan S, Anderst W, Connaboy C
Frontiers in Bioengineering and Biotechnology, Sep 16;8:582219


Motion of the residual femur within the socket during gait is associated with patient-reported problems in transfemoral amputees
Gale T, Yang S, McGough R, Fielder G, Anderst W
J. Biomechanics, 2020;112:110050


2019

Uploader Knee Brace Increases Medial Compartment Joint Space During Gait in Knee Osteoarthritis Patients
Kanto Nagai, Shumeng Yang, Freddie Fu, William Anderst
Knee Surgery Sports Traumatology and Arthroscopy, 2019


Asymmetry in healthy adult knee kinematics revealed through biplane radiography of the full gait cycle
Tom Gale, William Anderst
Journal of Orthopaedic Research, 2019


Determining Subject-Specific Lower-Limb Muscle Architecture Data for Musculoskeletal Models Using Diffusion Tensor Imaging 
James Charles, Chan-Han Moon, William Anderst
Journal of Biomechanical Engineering, 2019


The Complex Relationship Between In Vivo ACL Elongation and Knee Kinematics During Walking and Running
Kanto Nagai, Tom Gale, Daisuke Chiba, Favian Su, William Anderst, Freddie Fu
Journal of Orthopaedic Research, 2019


In vivo human lower limb muscle architecture dataset obtained using diffusion tensor imaging
James Charles, Felipe Suntaxi, William Anderst
PLOS ONE


The Dynamic Functional Nucleus is a Potential Biomarker for Structural Degeneration in Cervical Spine Discs
Clarissa M. LeVasseur, Richard Wawrose, Samuel Pitcairn, William F. Donaldson, Joon Y. Lee, William J. Anderst
Journal of Orthopaedic Research, 2019


Tibiofemoral Cartilage Contact Differences Between Level Walking and Downhill Running
Berkcan Akpinar, Eric Thorhauer, Scott Tashman, James Irrgang, Freddie H. Fu, William Anderst
Orthopaedic Journal of Sports Medicine, 2019

2018


In Vivo ACL Bundle Elongation Shows Complex Change During Walking and Running: Analysis Using Biplane Radiography System
Kanto Nagai, Tom Gale, Daisuke Chiba, Favian Su, William Anderst, Freddie Fu
Knee Surgery, Sports Traumatology, Arthroscopy, 2018


Unloader knee brace increases medial compartment joint space during gait in knee osteoarthritis patients

Kanto Nagai, MD., PhD., Shumeng Yang, Freddie H. Fu, MD, DSc (Hon.), DPs (Hon.), William Anderst, PhD
Knee Surgery, Sports Traumatology, Arthroscopy, 2018


Intervertebral Kinematics of the Cervical Spine Before, During and After High Velocity Low Amplitude Manipulation 
William J Anderst, Tom Gale, Clarissa LeVasseur Sandesh Raj, Kris Gongaware, and Michael Schneider
The Spine Journal, 2018


Steeper posterior tibial slope correlates with greater tibial tunnel widening after anterior cruciate ligament reconstruction
Kanto Nagai, Yasutaka Tashiro, Elmar Herbst, Tom Gale, Joon Ho Wang, James J. Irrgang, William Anderst, Freddie H. Fu
Knee Surgery, Sports Traumatology, Arthroscopy, 2018


Anterior Cruciate Ligament Reconstruction Affects Tibiofemoral Joint Congruency During Dynamic Functional Movement
Kanto Nagai, Tom Gale, James J Irrgang, Scott Tashman, Freddie H Fu, William Anderst
The American Journal of Sports Medicine, 2018


Anterior cruciate ligament tibial insertion site is elliptical or triangular shaped in healthy young adults: high-resolution 3-T MRI analysis
Yasutaka Tashiro, Lucidi G, Tom Gale, Kanto Nagai, Elmar Herbst, James J. Irrgang, Nakashima Y, William Anderst, Freddie H. Fu
Knee Surgery, Sports Traumatology, Arthroscopy, 2018


Patient-reported outcome measures following anterior cruciate ligament reconstruction are not related to dynamic knee extension angle
Kanto Nagai, Elmar Herbst, Tom Gale, Yasutaka Tashiro, James J Irrgang, William Anderst, Freddie H Fu
Journal of ISAKOS, 2018


ISSLS PRIZE IN BIOENGINEERING SCIENCE 2018: dynamic imaging of degenerative spondylolisthesis reveals mid-range dynamic lumbar instability not evident on static clinical radiographs
Malcolm Dombrowski, Bryan Rynearson, Clarissa LeVasseur, Zachary Adgate, William Donaldson, Joon Lee, William Anderst
European Spine Journal, 2018


Alteration of knee kinematics after anatomic anterior cruciate ligament reconstruction is dependent on associated meniscal injury
Berkcan Akpinar, Eric Thorhauer, James J. Irrgang, Scott Tashman, Freddie H. Fu, William Anderst
The American Journal of Sports Medicine, 2018


Dynamic in vivo atlantoaxial spine kinematics during upright rotation
William Anderst, Bryan Rynearson, Tyler West, William Donaldson, Joon Lee
Journal of Biomechanics, 2017

2017


Kinematics and arthrokinematics in the chronic ACL-deficient knee are altered even in the absence of instability symptoms  
Chen Yang, Yasutaka Tashiro, Andrew Lynch, Freddie H. Fu and William Anderst
Knee Surgery, Sports Traumatology, Arthroscopy, 2017


Knee hyperextension does not adversely affect dynamic in vivo kinematics after anterior cruciate ligament reconstruction
Kanto Nagai, Tom Gale, Elmar Herbst, Yasutaka Tashiro, James J. Irrgang, Scott Tashman, Freddie H. Fu, and William Anderst
Knee Surgery, Sports Traumatology, Arthroscopy, 2017


Instantaneous centers of rotation for lumbar segmental extension in vivo
Ameet Aiyangar, Liying Zheng, William Anderst, Xudong Zhang
Journal of Biomechanics, 2017


The Graft Bending Angle Can Affect Early Graft Healing After Anterior Cruciate Ligament Reconstruction
Yasutaka Tashiro, Tom Gale, Vani Sundaram, Kanto Nagai, James J. Irrgang, William Anderst, Freddie H. Fu, and Scott Tashman
The American Journal of Sports Medicine, 2017


In Vivo Analysis of Dynamic Graft Bending Angle in ACL Reconstructed Knees during Downward Running and Level Walking: Comparison of Flexible and Rigid Drills for Trans-Portal Technique
Yasutaka Tashiro, Vani Sundaram, Eric Thorhauer, Tom Gale, William Anderst, James J. Irrgang, Freddie H. Fu, Scott Tashman
Arthroscopy Journal, 2017


Three-dimensional intervertebral range of motion in the cervical spine: Does the method of calculation matter?
William Anderst and Yashar Aucie
Medical Engineering and Physics, 2017

Cervical spine bone density in young healthy adults as a function of sex, vertebral level and anatomic location
William J. Anderst, Tyler West, William F. Donaldson III, Joon Y. Lee
European Spine Journal, 2017


2016


Narrative review of the in vivo mechanics of the cervical spine after anterior arthrodesis as revealed by dynamic biplane radiography.
William Anderst
Journal of Orthopaedic Research, 2016


Longitudinal study of the six degrees of freedom cervical spine range of motion during dynamic flexion/extension and rotation after single-level anterior arthrodesis.
William Anderst, Tyler West, William Donaldson, Joon Lee, James Kang
Spine, 2016


Cervical Spine Disc Deformation During In Vivo Three-Dimensional Head Movements
William Anderst, William Donaldson, Joon Lee and James Kang
Annals of Biomedical Engineering, 2016

2015

Three-dimensional intervertebral kinematics in the healthy young adult cervical spine during dynamic functional loading
William Anderst, William Donaldson, Joon Lee and James Kang
Journal of Biomechanics, 2015


Cervical motion segment contributions to head motion during flexion\extension, lateral bending, and axial rotation.
William J. Anderst, Donaldson WF, Joon Y Lee and James D Kang
The Spine Journal, 2015


Bootstrap prediction bands for cervical spine intervertebral kinematics during in vivo three-dimensional head movements.
Anderst WJ.
Journal of Biomechanics, 2015


Apportionment of lumbar L2-S1 rotation across individual motion segments during a dynamic lifting task.
Ameet Aiyangar, Zheng L, William Anderst, Xudong Zhang
Journal of Biomechanics, 2015


Capturing three-dimensional in vivo lumbar intervertebral joint kinematics using dynamic stereo-X-ray imaging.
Ameet Aiyangar, Liying Zheng, Scott Tashman, William Anderst, Xudong Zhang
Journal of Biomechanical Engineering, 2015

2014

Continuous cervical spine kinematics during in vivo dynamic flexion-extension
William Anderst, William Donaldson, Joon Lee, James Kang
The Spine Journal, 2014


Cervical Motion Segment Percent Contributions to Flexion-Extension During Continuous Functional Movement in Control Subjects and Arthrodesis Patients
William Anderst, William Donaldson, Joon Lee and James Kang
Spine (Phila Pa 1976), 2014


In Vivo Cervical Facet Joint Capsule Deformation During Flexion-Extension
William Anderst, William Donaldson, Joon Lee and James Kang
Spine (Phila Pa 1976), 2014

2013

Cervical disc deformation during flexion–extension in asymptomatic controls and single-level arthrodesis patients
William  Anderst, William Donaldson, Joon Lee and James Kang
Journal of Orthopaedic Research, 2013


Hierarchical model-based tracking of cervical vertebrae from dynamic biplane radiographs
Md. Abedul Haque, William J. Anderst, Scott Tashman and G. Elisabeta Mara
Medical Engineering Physics, 2013


Motion Path of the Instant Center of Rotation in the Cervical Spine During In Vivo Dynamic Flexion-Extension: Implications for Artificial Disc Design and Evaluation of Motion Quality Following Arthrodesis
William Anderst, Emma Baillargeon,William Donaldson,Joon Lee and James Kang
Spine (Phila Pa 1976), 2013


Six-Degrees-of-Freedom Cervical Spine Range of Motion During Dynamic Flexion-Extension After Single-Level Anterior Arthrodesis
William  Anderst, Joon Lee, William Donaldson, and James Kang
Journal of Bone and Joint Surgery American, 2013


Cervical spine intervertebral kinematics with respect to the head are different during flexion and extension motions
William Anderst, William Donaldson, Joon Lee and James Kang
Journal of Biomechanics, 2013


Capturing Three-Dimensional In Vivo Lumbar Intervertebral Joint Kinematics Using Dynamic Stereo-X-Ray Imaging
Ameet K. Aiyangar, Liying Zheng, Scott Tashman, William J. Anderst and Xudong Zhang
Journal of Biomechanical Engineering, 2013


Sensitivity, reliability and accuracy of the instant center of rotation calculation in the cervical spine during in vivo dynamic flexion-extension
Emma Baillargeon and William J. Anderst
Journal of Biomechanics, 2013


Subject-Specific Inverse Dynamics of the Head and Cervical Spine During in Vivo Dynamic Flexion-Extension
William Anderst, William F. Donaldson, Joon Lee and James Kang
Journal of Biomechanical Engineering, 2013


Cervical motion segment percent contributions to flexion-extension during continuous functional movement in control subjects and arthrodesis patients.
William Anderst, William F. Donaldson, Joon Lee and James Kang
Spine (Phila Pa 1976), 2013

2012

Automated measurement of neural foramen cross-sectional area during in vivo functional movement
William Anderst
Computer Methods in Biomechanics and Biomedical Engineering, 2012

2011

Validation of a Non-Invasive Technique to Precisely Measure In Vivo Three-Dimensional Cervical Spine Movement
William Anderst, Emma Baillargeon, William Donaldson, Joon Lee, James Kang
Spine (Phila Pa 1976), 2011


Model-Based Tracking of the Hip: Implications for Novel Analyses of Hip Pathology
Daniel  Martin, Nicholas Greco, Brian Klatt, Vonda Wright, William  Anderst and Scott Tashman
Journal of Arthroplasty, 2011


Cervical spine bone mineral density as a function of vertebral level and anatomic location
William Anderst, Eric Thorhauer, Joon Lee, William Donaldson, James Kang
The Spine Journal, 2011

2010

The Location of Femoral and Tibial Tunnels in Anatomic Double-Bundle Anterior Cruciate Ligament Reconstruction Analyzed by Three-Dimensional Computed Tomography Models
Brian Forsythe, Sebastian Kopf, Andrew K., Cesar A.Q. William Anderst, Scott Tashman, Freddie H. Fu
Journal of Bone and Joint Surgery American, 2010


Nonanatomic Tunnel Position in Traditional Transtibial Single-Bundle Anterior Cruciate Ligament Reconstruction Evaluated by Three-Dimensional Computed Tomography
Sebastian Kopf, Brian Forsythe, Andrew K., Scott Tashman, William AnderstJames J. Irrgang, Freddie H. Fu
Journal of Bone and Joint Surgery American, 2010

2009

Validation of three-dimensional model-based tibio-femoral tracking during running
William Anderst, Roger Zauel, Jennifer Bishop, Erinn Demps, Scott Tashman
Medical Engineering & Physics, 2009