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Journal Articles

Effect of Die Clearance on Peak Punching Force During Cryogenic Micropunching of Polycaprolactone

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Article Type: Research-Article
ASME J of Medical Diagnostics. February 2021, 4(1): 011004.
Paper No: JESMDT-20-1043
DOI: https://doi.org/10.1115/1.4049106
Published Online: December 10, 2020
View Article titled, Effect of Die Clearance on Peak Punching Force During Cryogenic Micropunching of Polycaprolactone
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Topics: Clearances (Engineering), Finite element analysis, Punching (Metalworking), Simulation, Modeling, Membranes
Journal Articles

Stress–Strain Relationship of Polycaprolactone in Liquid Nitrogen for Finite Element Simulation of Cryogenic Micropunching Process

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Article Type: Research-Article
ASME J of Medical Diagnostics. August 2020, 3(3): 031005.
Paper No: JESMDT-20-1002
DOI: https://doi.org/10.1115/1.4047461
Published Online: June 26, 2020
View Article titled, Stress–Strain Relationship of Polycaprolactone in Liquid Nitrogen for Finite Element Simulation of Cryogenic Micropunching Process
Click here to open pdf in another window PDF for Stress–Strain Relationship of Polycaprolactone in Liquid Nitrogen for Finite Element Simulation of Cryogenic Micropunching Process
Topics: Compression, Finite element analysis, Flow (Dynamics), Materials properties, Nitrogen, Punching (Metalworking), Simulation, Stress, Stress-strain relations, Temperature
Proceedings Papers

Cryogenic Material Properties of Polycaprolactone

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2019, Volume 3: Biomedical and Biotechnology Engineering, V003T04A001, November 11–14, 2019
Paper No: IMECE2019-10180
DOI: https://doi.org/10.1115/IMECE2019-10180
View Paper titled, Cryogenic Material Properties of Polycaprolactone
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Topics: Materials properties
Proceedings Papers

Fabrication and Investigation of a Micro-Progressive Die Set for Microforming of Sheet Metals

Christopher R. Nehme, Amrit Sagar, William C. Messner, Thomas P. James
Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A034, November 14–20, 2014
Paper No: IMECE2014-36933
DOI: https://doi.org/10.1115/IMECE2014-36933
View Paper titled, Fabrication and Investigation of a Micro-Progressive Die Set for Microforming of Sheet Metals
Click here to open pdf in another window PDF for Fabrication and Investigation of a Micro-Progressive Die Set for Microforming of Sheet Metals
Topics: Manufacturing, Sheet metal, Die cutting, Micromachining, Shearing (Deformation), Aluminum, Copper foil, Grain size, Microelectromechanical systems, Shapes
Proceedings Papers

Validation of a Conventional Finite Element Model for Simulation of a Micropunching Process

Amrit Sagar, Christopher R. Nehme, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2014, Volume 2A: Advanced Manufacturing, V02AT02A041, November 14–20, 2014
Paper No: IMECE2014-36908
DOI: https://doi.org/10.1115/IMECE2014-36908
View Paper titled, Validation of a Conventional Finite Element Model for Simulation of a Micropunching Process
Click here to open pdf in another window PDF for Validation of a Conventional Finite Element Model for Simulation of a Micropunching Process
Topics: Bulk solids, Clearances (Engineering), Computer software, Copper foil, Crystals, Die cutting, Finite element analysis, Finite element model, Flow (Dynamics), Grain size
Proceedings Papers

Application of Microforming to Create Chondrocyte Home Sites in a Natural Cartilage Matrix

Theodore W. Vandenberg, Christopher R. Nehme, Thomas P. James
Proc. ASME. IMECE2014, Volume 2B: Advanced Manufacturing, V02BT02A051, November 14–20, 2014
Paper No: IMECE2014-36953
DOI: https://doi.org/10.1115/IMECE2014-36953
View Paper titled, Application of Microforming to Create Chondrocyte Home Sites in a Natural Cartilage Matrix
Click here to open pdf in another window PDF for Application of Microforming to Create Chondrocyte Home Sites in a Natural Cartilage Matrix
Topics: Cartilage, Chondrocytes, Biological tissues, Osteoarthritis, Punching (Metalworking), Biodegradation, Clearances (Engineering), Damage, Inspection, Knee
Journal Articles

Evaluation of Cutting Forces During Single Pass Microtrenching of Poly (Methyl Methacrylate)

Thomas P. James, Nathaniel B. Eckman, Amrit Sagar, Anil Saigal
Journal: Journal of Micro and Nano-Manufacturing
Article Type: Research-Article
J. Micro Nano-Manuf. December 2014, 2(4): 041003.
Paper No: JMNM-13-1070
DOI: https://doi.org/10.1115/1.4028319
Published Online: September 1, 2014
View Article titled, Evaluation of Cutting Forces During Single Pass Microtrenching of Poly (Methyl Methacrylate)
Click here to open pdf in another window PDF for Evaluation of Cutting Forces During Single Pass Microtrenching of Poly (Methyl Methacrylate)
Topics: Cutting, Thrust
Proceedings Papers

Effect of Operating Parameters on the Removal of Bone Cement by a Sawing Process

Brian M. Sheehan, Amrit Sagar, Thomas P. James
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A021, November 15–21, 2013
Paper No: IMECE2013-62553
DOI: https://doi.org/10.1115/IMECE2013-62553
View Paper titled, Effect of Operating Parameters on the Removal of Bone Cement by a Sawing Process
Click here to open pdf in another window PDF for Effect of Operating Parameters on the Removal of Bone Cement by a Sawing Process
Topics: Bone, Cements (Adhesives), Knee, Sawing, Surgery
Proceedings Papers

Deflection of Cancellous Bone Screws Under a Cantilever Bending Load

Carolina Vega, Maria Arshanskiy, Amrit Sagar, Anil Saigal, Thomas P. James, Eric Smith, Charles Cassidy
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A022, November 15–21, 2013
Paper No: IMECE2013-62554
DOI: https://doi.org/10.1115/IMECE2013-62554
View Paper titled, Deflection of Cancellous Bone Screws Under a Cantilever Bending Load
Click here to open pdf in another window PDF for Deflection of Cancellous Bone Screws Under a Cantilever Bending Load
Topics: Cantilevers, Deflection, Stress, Surgical screws
Proceedings Papers

Effect of Oscillation Speed and Thrust Force on Cortical Bone Temperature During Sagittal Sawing

Steven Micucci, Gerard Chang, Eric Smith, Charles Cassidy, Amrit Sagar, Thomas P. James
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A023, November 15–21, 2013
Paper No: IMECE2013-62556
DOI: https://doi.org/10.1115/IMECE2013-62556
View Paper titled, Effect of Oscillation Speed and Thrust Force on Cortical Bone Temperature During Sagittal Sawing
Click here to open pdf in another window PDF for Effect of Oscillation Speed and Thrust Force on Cortical Bone Temperature During Sagittal Sawing
Topics: Bone, Oscillations, Sawing, Temperature, Thrust
Proceedings Papers

Effect of Sagittal Sawing Parameters on Histopathology of Bone

Gerard Chang, Steven Micucci, Eric Smith, Charles Cassidy, Tobi Quinto, Amrit Sagar, Thomas P. James
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A024, November 15–21, 2013
Paper No: IMECE2013-62557
DOI: https://doi.org/10.1115/IMECE2013-62557
View Paper titled, Effect of Sagittal Sawing Parameters on Histopathology of Bone
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Topics: Bone, Sawing
Journal Articles

Prediction of Cutting Time When Crosscutting Rounds, Pipe, and Rectangular Bar With a Gravity Fed Portable Bandsaw

Amrit Sagar, Thomas P. James
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research-Article
J. Manuf. Sci. Eng. April 2014, 136(2): 021001.
Paper No: MANU-13-1161
DOI: https://doi.org/10.1115/1.4025565
Published Online: January 3, 2014
View Article titled, Prediction of Cutting Time When Crosscutting Rounds, Pipe, and Rectangular Bar With a Gravity Fed Portable Bandsaw
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Topics: Blades, Cutting, Pipes, Band saws, Thrust
Journal Articles

Adjustable Slot Cutting Guide for Improved Accuracy During Bone Resection in Total Knee Arthroplasty

Thomas P. James, Owen P. McGonigle, Imran S. Hasan, Eric L. Smith
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. December 2013, 7(4): 044502.
Paper No: MED-12-1104
DOI: https://doi.org/10.1115/1.4025341
Published Online: December 5, 2013
View Article titled, Adjustable Slot Cutting Guide for Improved Accuracy During Bone Resection in Total Knee Arthroplasty
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Topics: Cutting, Errors, Blades, Bone
Journal Articles

Modeling Bicortical Screws Under a Cantilever Bending Load

Thomas P. James, Brendan A. Andrade
Journal: Journal of Biomechanical Engineering
Article Type: Technical Briefs
J Biomech Eng. December 2013, 135(12): 124502.
Paper No: BIO-13-1089
DOI: https://doi.org/10.1115/1.4025651
Published Online: October 24, 2013
View Article titled, Modeling Bicortical Screws Under a Cantilever Bending Load
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Topics: Cantilevers, Deflection, Screws, Stress, Bone
Proceedings Papers

Precision Micromachining Channels in Highly Elastic Polymers for Applications in Tissue Engineering

Thomas P. James, Amrit Sagar, Nathaniel B. Eckman, Anil Saigal
Proc. ASME. IMECE2012, Volume 3: Design, Materials and Manufacturing, Parts A, B, and C, 2085-2090, November 9–15, 2012
Paper No: IMECE2012-89658
DOI: https://doi.org/10.1115/IMECE2012-89658
View Paper titled, Precision Micromachining Channels in Highly Elastic Polymers for Applications in Tissue Engineering
Click here to open pdf in another window PDF for Precision Micromachining Channels in Highly Elastic Polymers for Applications in Tissue Engineering
Topics: Elastomers, Micromachining, Size effect, Tissue engineering
Proceedings Papers

A Prediction of Total Cutting Time When Crosscutting Rounds, Pipe, and Rectangular Bar With a Portable Bandsaw

Thomas P. James, Amrit Sagar, Joseph P. Domblesky
Proc. ASME. IMECE2012, Volume 3: Design, Materials and Manufacturing, Parts A, B, and C, 1905-1912, November 9–15, 2012
Paper No: IMECE2012-86179
DOI: https://doi.org/10.1115/IMECE2012-86179
View Paper titled, A Prediction of Total Cutting Time When Crosscutting Rounds, Pipe, and Rectangular Bar With a Portable Bandsaw
Click here to open pdf in another window PDF for A Prediction of Total Cutting Time When Crosscutting Rounds, Pipe, and Rectangular Bar With a Portable Bandsaw
Topics: Band saws, Cutting, Pipes, Sawing
Journal Articles

Sagittal Bone Saw With Orbital Blade Motion for Improved Cutting Efficiency

Thomas P. James, Matthew P. Kelly, Timothy B. Lannin, John J. Pearlman, Anil Saigal
Journal: Journal of Medical Devices
Article Type: Research-Article
J. Med. Devices. March 2013, 7(1): 011009.
Paper No: MED-12-1046
DOI: https://doi.org/10.1115/1.4023500
Published Online: February 13, 2013
View Article titled, Sagittal Bone Saw With Orbital Blade Motion for Improved Cutting Efficiency
Click here to open pdf in another window PDF for Sagittal Bone Saw With Orbital Blade Motion for Improved Cutting Efficiency
Topics: Blades, Bone, Cutting, Thrust, Sawing, Oscillations, Design
Proceedings Papers

A Novel Device to Investigate the Effect of Residual Tension in Natural Tissue Implants

Robert J. Berg, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2011, Volume 2: Biomedical and Biotechnology Engineering; Nanoengineering for Medicine and Biology, 167-171, November 11–17, 2011
Paper No: IMECE2011-63081
DOI: https://doi.org/10.1115/IMECE2011-63081
View Paper titled, A Novel Device to Investigate the Effect of Residual Tension in Natural Tissue Implants
Click here to open pdf in another window PDF for A Novel Device to Investigate the Effect of Residual Tension in Natural Tissue Implants
Topics: Biological tissues, Tension
Proceedings Papers

Technique for the Measurement of Surgical Screw Deflection

Brendan A. Andrade, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2011, Volume 2: Biomedical and Biotechnology Engineering; Nanoengineering for Medicine and Biology, 175-181, November 11–17, 2011
Paper No: IMECE2011-63232
DOI: https://doi.org/10.1115/IMECE2011-63232
View Paper titled, Technique for the Measurement of Surgical Screw Deflection
Click here to open pdf in another window PDF for Technique for the Measurement of Surgical Screw Deflection
Topics: Deflection, Screws, Surgical screws
Proceedings Papers

Reciprocating Bone Saw: Effect of Blade Speed on Cutting Rate

Timothy B. Lannin, Matthew P. Kelly, Thomas P. James
Proc. ASME. IMECE2011, Volume 3: Design and Manufacturing, 767-771, November 11–17, 2011
Paper No: IMECE2011-62457
DOI: https://doi.org/10.1115/IMECE2011-62457
View Paper titled, Reciprocating Bone Saw: Effect of Blade Speed on Cutting Rate
Click here to open pdf in another window PDF for Reciprocating Bone Saw: Effect of Blade Speed on Cutting Rate
Topics: Blades, Bone, Cutting