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Paul J. Rullkoetter
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Journal Articles

Impact of Surgical Alignment, Bone Properties, Anterior–Posterior Translation, and Implant Design Factors on Fixation in Cementless Unicompartmental Knee Arthroplasty

Huizhou Yang, Daniele Marras, Chadd W. Clary, Thomas Zumbrunn, Renate List, Stephen J. Ferguson, Paul J. Rullkoetter
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. January 2025, 147(1): 011007.
Paper No: BIO-24-1152
https://doi.org/10.1115/1.4066969
Published Online: November 20, 2024
View Articletitled, Impact of Surgical Alignment, Bone Properties, Anterior–Posterior Translation, and Implant Design Factors on Fixation in Cementless Unicompartmental Knee Arthroplasty
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Topics: Bone, Design, Knee, Arthroplasty
Includes: Supplementary data
Proceedings Papers

In Vitro Measurement of the Six Degree-of-Freedom Kinematics of the Human Knee During Simulated Gait

Vikram B. Sheshadri, Paul J. Rullkoetter, Ben M. Hillberry
Proc. ASME. IMECE97, Dynamic Systems and Control, 375-379, November 16–21, 1997
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1997-0418
https://doi.org/10.1115/IMECE1997-0418
View Paper titled, In Vitro Measurement of the Six Degree-of-Freedom Kinematics of the Human Knee During Simulated Gait
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Topics: Degrees of freedom, Kinematics, Knee, Linkages, Chain
Proceedings Papers

Viscoelastic Behavior of UHMWPE TKR Components During Compressive Loading and Sliding Conditions

Paul J. Rullkoetter
Proc. ASME. IMECE99, Advances in Bioengineering, 133-134, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-0413
https://doi.org/10.1115/IMECE1999-0413
View Paper titled, Viscoelastic Behavior of UHMWPE TKR Components During Compressive Loading and Sliding Conditions
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Topics: Arthroplasty, Creep, Damage, Displacement, Finite element analysis, Materials properties, Relaxation (Physics), Rotation, Stress, Stress analysis (Engineering)
Proceedings Papers

A Total Knee Replacement Model for Evaluation of Joint Mechanics

Jason P. Halloran, Paul J. Rullkoetter
Proc. ASME. IMECE2001, Advances in Bioengineering, 175-176, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/BED-23087
https://doi.org/10.1115/IMECE2001/BED-23087
View Paper titled, A Total Knee Replacement Model for Evaluation of Joint Mechanics
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Topics: Joint mechanics, Knee joint prostheses, Kinematics, Arthroplasty, Contact mechanics, Molecular weight, Physiology, Stress, Wear
Journal Articles

Simplified Mechanical Tests Can Simulate Physiological Mechanics of a Fixation Construct for Periprosthetic Femoral Fractures

Xiang Chen, Casey A. Myers, Chadd W. Clary, Ryan J. DeWall, Bryan Fritz, Michael Blauth, Paul J. Rullkoetter
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. March 2022, 144(3): 031003.
Paper No: BIO-21-1190
https://doi.org/10.1115/1.4052372
Published Online: October 11, 2021
View Articletitled, Simplified Mechanical Tests Can Simulate Physiological Mechanics of a Fixation Construct for Periprosthetic Femoral Fractures
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Topics: Femoral fractures, Mechanical testing, Stress, Bone, Screws, Finite element model
Journal Articles

Validated Computational Framework for Evaluation of In Vivo Knee Mechanics

Azhar A. Ali, Erin M. Mannen, Paul J. Rullkoetter, Kevin B. Shelburne
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. August 2020, 142(8): 081003.
Paper No: BIO-19-1357
https://doi.org/10.1115/1.4045906
Published Online: March 27, 2020
View Articletitled, Validated Computational Framework for Evaluation of In Vivo Knee Mechanics
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Topics: Kinematics, Knee, Musculoskeletal system, Simulation, Modeling, Finite element analysis, Muscle
Journal Articles

Quantifying Variability in Lumbar L4-L5 Soft Tissue Properties for Use in Finite-Element Analysis

Dana J. Coombs, Paul J. Rullkoetter, Peter J. Laz
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. September 2016, 1(3): 031007.
Paper No: VVUQ-15-1057
https://doi.org/10.1115/1.4034322
Published Online: August 11, 2016
View Articletitled, Quantifying Variability in Lumbar L4-L5 Soft Tissue Properties for Use in Finite-Element Analysis
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Topics: Annulus, Displacement, Finite element analysis, Finite element model, Soft tissues, Stiffness, Stress, Disks, Biomechanics, Modeling
Journal Articles

A Combined Experimental and Computational Approach to Subject-Specific Analysis of Knee Joint Laxity

Michael D. Harris, Adam J. Cyr, Azhar A. Ali, Clare K. Fitzpatrick, Paul J. Rullkoetter, Lorin P. Maletsky, Kevin B. Shelburne
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. August 2016, 138(8): 081004.
Paper No: BIO-15-1462
https://doi.org/10.1115/1.4033882
Published Online: June 29, 2016
View Articletitled, A Combined Experimental and Computational Approach to Subject-Specific Analysis of Knee Joint Laxity
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Topics: Knee, Calibration, Kinematics, Modeling
Journal Articles

Prediction of In Vivo Knee Joint Loads Using a Global Probabilistic Analysis

Alessandro Navacchia, Casey A. Myers, Paul J. Rullkoetter, Kevin B. Shelburne
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. March 2016, 138(3): 031002.
Paper No: BIO-15-1327
https://doi.org/10.1115/1.4032379
Published Online: January 29, 2016
View Articletitled, Prediction of In Vivo Knee Joint Loads Using a Global Probabilistic Analysis
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Topics: Knee, Muscle, Stress, Uncertainty, Musculoskeletal system, Kinematics
Journal Articles

A Reconfigurable High-Speed Stereo-Radiography System for Sub-Millimeter Measurement of In Vivo Joint Kinematics

John C. Ivester, Adam J. Cyr, Michael D. Harris, Martin J. Kulis, Paul J. Rullkoetter, Kevin B. Shelburne
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. December 2015, 9(4): 041009.
Paper No: MED-15-1001
https://doi.org/10.1115/1.4030778
Published Online: August 6, 2015
View Articletitled, A Reconfigurable High-Speed Stereo-Radiography System for Sub-Millimeter Measurement of In Vivo Joint Kinematics
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Topics: Bone, Imaging, Kinematics, Knee, X-rays, Design, Resolution (Optics), Radiation (Physics), Cervical spine, Image formation
Proceedings Papers

Specimen-Specific Verification of Predicted TKR Mechanics During Simulated Deep Flexion Loading Conditions

Mark A. Baldwin, Chadd W. Clary, Lorin P. Maletsky, Paul J. Rullkoetter
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 819-820, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192948
https://doi.org/10.1115/SBC2008-192948
View Paper titled, Specimen-Specific Verification of Predicted TKR Mechanics During Simulated Deep Flexion Loading Conditions
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Topics: Degrees of freedom, Design, Finite element analysis, Finite element model, Geometry, Kinematics, Knee, Knee joint prostheses, Soft tissues
Proceedings Papers

Development of a Computational Model to Study Effects of Rotator Cuff Tear Size and Location on Muscle Moment Arms

Corinne R. Adams, Mark A. Baldwin, Peter J. Laz, Paul J. Rullkoetter, Joseph E. Langenderfer
Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 373-374, June 20–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: SBC2007-176401
https://doi.org/10.1115/SBC2007-176401
View Paper titled, Development of a Computational Model to Study Effects of Rotator Cuff Tear Size and Location on Muscle Moment Arms
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Topics: Muscle, Tendons, Fibers, Maintenance
Proceedings Papers

Computational Simulation of Anterior-Medial Tibial Tuberosity Transfer: Optimization With Simulated Annealing

Mark A. Baldwin, Joseph E. Langenderfer, Jack Farr, Paul J. Rullkoetter
Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 377-378, June 20–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: SBC2007-176437
https://doi.org/10.1115/SBC2007-176437
View Paper titled, Computational Simulation of Anterior-Medial Tibial Tuberosity Transfer: Optimization With Simulated Annealing
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Topics: Optimization, Simulated annealing, Simulation, Pressure, Knee, Tendons, Cycles, Kinematics, Muscle, Performance
Proceedings Papers

Computationally Efficient, Explicit Finite Element Model for Evaluation of Patellofemoral Mechanics

Mark A. Baldwin, Paul J. Rullkoetter
Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 389-390, June 20–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: SBC2007-176480
https://doi.org/10.1115/SBC2007-176480
View Paper titled, Computationally Efficient, Explicit Finite Element Model for Evaluation of Patellofemoral Mechanics
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Topics: Finite element model, Cartilage, Contact mechanics, Kinematics, Tendons, Composite materials, Cycles, Fibers, Finite element analysis, Modeling
Proceedings Papers

Statistical Shape and Alignment Modeling of the Lumbar Spine

Justin F. M. Hollenbeck, Paul J. Rullkoetter, Christopher Cain, Clare K. Fitzpatrick, Peter J. Laz
Proc. ASME. SBC2013, Volume 1B: Extremity; Fluid Mechanics; Gait; Growth, Remodeling, and Repair; Heart Valves; Injury Biomechanics; Mechanotransduction and Sub-Cellular Biophysics; MultiScale Biotransport; Muscle, Tendon and Ligament; Musculoskeletal Devices; Multiscale Mechanics; Thermal Medicine; Ocular Biomechanics; Pediatric Hemodynamics; Pericellular Phenomena; Tissue Mechanics; Biotransport Design and Devices; Spine; Stent Device Hemodynamics; Vascular Solid Mechanics; Student Paper and Design Competitions, V01BT59A003, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14337
https://doi.org/10.1115/SBC2013-14337
View Paper titled, Statistical Shape and Alignment Modeling of the Lumbar Spine
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Topics: Lumbar spine, Modeling, Shapes, Biomechanics, Disks
Proceedings Papers

Combined Rigid-Deformable Modeling of Lumbar Spine Mechanics

James S. Deacy, Milind Rao, Sean Smith, Anthony J. Petrella, Peter J. Laz, Paul J. Rullkoetter
Proc. ASME. SBC2010, ASME 2010 Summer Bioengineering Conference, Parts A and B, 701-702, June 16–19, 2010
Publisher: American Society of Mechanical Engineers
Paper No: SBC2010-19672
https://doi.org/10.1115/SBC2010-19672
View Paper titled, Combined Rigid-Deformable Modeling of Lumbar Spine Mechanics
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Topics: Cartilage, Degrees of freedom, Design, Disks, Dynamics (Mechanics), Finite element analysis, Intervertebral discs, Lumbar spine, Modeling, Muscle
Proceedings Papers

A Generalized Cross-Shear Wear Algorithm Based on a Novel Modification to Archard’s Law

Jeffrey R. Armstrong, Peter J. Laz, Paul J. Rullkoetter, Anthony J. Petrella
Proc. ASME. SBC2010, ASME 2010 Summer Bioengineering Conference, Parts A and B, 745-746, June 16–19, 2010
Publisher: American Society of Mechanical Engineers
Paper No: SBC2010-19654
https://doi.org/10.1115/SBC2010-19654
View Paper titled, A Generalized Cross-Shear Wear Algorithm Based on a Novel Modification to Archard’s Law
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Topics: Algorithms, Shear (Mechanics), Wear, Computer simulation, Disks, Finite element analysis, Geometry, Kinematics, Knee
Journal Articles

Computationally Efficient Finite Element Evaluation of Natural Patellofemoral Mechanics

Clare K. Fitzpatrick, Mark A. Baldwin, Paul J. Rullkoetter
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. December 2010, 132(12): 121013.
https://doi.org/10.1115/1.4002854
Published Online: December 8, 2010
View Articletitled, Computationally Efficient Finite Element Evaluation of Natural Patellofemoral Mechanics
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Topics: Cartilage, Contact mechanics, Finite element analysis, Kinematics, Pressure, Finite element model, Optimization, Cycles, Modeling, Knee
Journal Articles

Verification of Predicted Knee Replacement Kinematics During Simulated Gait in the Kansas Knee Simulator

Jason P. Halloran, Chadd W. Clary, Lorin P. Maletsky, Mark Taylor, Anthony J. Petrella, Paul J. Rullkoetter
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2010, 132(8): 081010.
https://doi.org/10.1115/1.4001678
Published Online: July 1, 2010
View Articletitled, Verification of Predicted Knee Replacement Kinematics During Simulated Gait in the Kansas Knee Simulator
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Topics: Finite element model, Friction, Kinematics, Knee, Knee joint prostheses
Proceedings Papers

Development and Verification of a Dynamic TKR Model

Jason P. Halloran, Anthony J. Petrella, Paul J. Rullkoetter
Proc. ASME. IMECE2002, Advances in Bioengineering, 321-322, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-33035
https://doi.org/10.1115/IMECE2002-33035
View Paper titled, Development and Verification of a Dynamic TKR Model
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Topics: Arthroplasty, Computers, Contact mechanics, Degrees of freedom, Design, Dynamic models, Dynamic testing (Materials), Finite element analysis, Finite element methods, Finite element model