1-19 of 19
Roland K. Chen
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles

A Review of State-of-the-Art on Enabling Additive Manufacturing Processes for Precision Medicine

Atheer Awad, Alvaro Goyanes, Abdul W. Basit, Ahmed S. Zidan, Changxue Xu, Wei Li, Roger J. Narayan, Roland K. Chen
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. January 2023, 145(1): 010802.
Paper No: MANU-22-1279
https://doi.org/10.1115/1.4056199
Published Online: December 1, 2022
View Article titled, A Review of State-of-the-Art on Enabling Additive Manufacturing Processes for Precision Medicine
Open the PDF for A Review of State-of-the-Art on Enabling Additive Manufacturing Processes for Precision Medicine in another window
Topics: Additive manufacturing, Biomedicine, Drugs, Manufacturing, Printing, Extruding, Drug delivery systems
Journal Articles

Photo-Responsive Hydrogel Microneedles With Interlocking Control for Easy Extraction in Sustained Ocular Drug Delivery

Maher Amer, Xiang Ni, Ming Xian, Roland K. Chen
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Publisher: ASME
Article Type: Research-Article
ASME J of Medical Diagnostics. February 2022, 5(1): 011001.
Paper No: JESMDT-21-1015
https://doi.org/10.1115/1.4052627
Published Online: October 28, 2021
View Article titled, Photo-Responsive Hydrogel Microneedles With Interlocking Control for Easy Extraction in Sustained Ocular Drug Delivery
Open the PDF for Photo-Responsive Hydrogel Microneedles With Interlocking Control for Easy Extraction in Sustained Ocular Drug Delivery in another window
Topics: Adhesion, Drug delivery systems, Hydrogels, Microneedles, Manufacturing, Adhesives
Proceedings Papers

A Feasibility Study on 3D Printed Biopsy Needles: Pronged Tips and Internal Features Affect on Tissue Yield

Anika VanDeen, Maher Amer, Luiz Longo, Chrissy Eckstrand, Tom Wilkinson, Roland K. Chen
Proc. ASME. MSEC2020, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, V001T03A017, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8518
https://doi.org/10.1115/MSEC2020-8518
View Paper titled, A Feasibility Study on 3D Printed Biopsy Needles: Pronged Tips and Internal Features Affect on Tissue Yield
Open the PDF for A Feasibility Study on 3D Printed Biopsy Needles: Pronged Tips and Internal Features Affect on Tissue Yield in another window
Topics: Additive manufacturing, Biological tissues, Needles, Accounting, Biomedicine, Cancer, Design, Diseases, Geometry, Stainless steel
Journal Articles

Hydrogel-Forming Microneedle Arrays for Sustained and Controlled Ocular Drug Delivery

Maher Amer, Roland K. Chen
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Publisher: ASME
Article Type: Research-Article
ASME J of Medical Diagnostics. November 2020, 3(4): 041003.
Paper No: JESMDT-20-1022
https://doi.org/10.1115/1.4048481
Published Online: October 13, 2020
View Article titled, Hydrogel-Forming Microneedle Arrays for Sustained and Controlled Ocular Drug Delivery
Open the PDF for Hydrogel-Forming Microneedle Arrays for Sustained and Controlled Ocular Drug Delivery in another window
Topics: Drug delivery systems, Drugs, Hydrogels, Microneedles, Design
Journal Articles

Dynamic Impedance Monitoring for Large Diameter Vessel Sealing Using Bipolar Electrosurgery

Xiaoran Li, Wei Li, Che-Hao Yang, Roland K. Chen
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. June 2020, 14(2): 021006.
Paper No: MED-19-1188
https://doi.org/10.1115/1.4046653
Published Online: April 10, 2020
View Article titled, Dynamic Impedance Monitoring for Large Diameter Vessel Sealing Using Bipolar Electrosurgery
Open the PDF for Dynamic Impedance Monitoring for Large Diameter Vessel Sealing Using Bipolar Electrosurgery in another window
Topics: Heating, Sealing (Process), Vessels, Finite element analysis, Pressure, Blood, Blood vessels
Proceedings Papers

A New Concept of Electrosurgical Tissue Joining Process Using Sequential Compression for Minimal Thermal Damage

Che-Hao Yang, Maher Amer, Wei Li, Roland K. Chen
Proc. ASME. MSEC2019, Volume 1: Additive Manufacturing; Manufacturing Equipment and Systems; Bio and Sustainable Manufacturing, V001T05A007, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-2946
https://doi.org/10.1115/MSEC2019-2946
View Paper titled, A New Concept of Electrosurgical Tissue Joining Process Using Sequential Compression for Minimal Thermal Damage
Open the PDF for A New Concept of Electrosurgical Tissue Joining Process Using Sequential Compression for Minimal Thermal Damage in another window
Topics: Biological tissues, Compression, Damage, Joining, Surgery, Electrodes, Energy consumption, Finite element model, Temperature, Tensile strength
Proceedings Papers

Dynamic Impedance Monitoring of Large Diameter-Vessel Sealing in Bipolar Electrosurgeries

Xiaoran Li, Che-Hao Yang, Roland K. Chen, Wei Li
Proc. ASME. MSEC2019, Volume 1: Additive Manufacturing; Manufacturing Equipment and Systems; Bio and Sustainable Manufacturing, V001T05A011, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-3033
https://doi.org/10.1115/MSEC2019-3033
View Paper titled, Dynamic Impedance Monitoring of Large Diameter-Vessel Sealing in Bipolar Electrosurgeries
Open the PDF for Dynamic Impedance Monitoring of Large Diameter-Vessel Sealing in Bipolar Electrosurgeries in another window
Topics: Sealing (Process), Vessels, Biological tissues, Blood vessels, Pressure, Surgery, Blood, Blood flow, Carotid arteries, Finite element analysis
Journal Articles

Characterization of the Electrosurgical Tissue Joining Process Using Dynamic Impedance and Energy Efficiency

Che-Hao Yang, Wei Li, Roland K. Chen
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. May 2019, 141(5): 054502.
Paper No: MANU-18-1865
https://doi.org/10.1115/1.4043267
Published Online: April 2, 2019
View Article titled, Characterization of the Electrosurgical Tissue Joining Process Using Dynamic Impedance and Energy Efficiency
Open the PDF for Characterization of the Electrosurgical Tissue Joining Process Using Dynamic Impedance and Energy Efficiency in another window
Topics: Biological tissues, Compression, Joining, Tensile strength, Energy efficiency
Proceedings Papers

Effects of Compression Force and Heating Power on Bipolar Tissue Welding

Xiaoran Li, Roland K. Chen, Wei Li
Proc. ASME. MSEC2018, Volume 1: Additive Manufacturing; Bio and Sustainable Manufacturing, V001T05A011, June 18–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2018-6702
https://doi.org/10.1115/MSEC2018-6702
View Paper titled, Effects of Compression Force and Heating Power on Bipolar Tissue Welding
Open the PDF for Effects of Compression Force and Heating Power on Bipolar Tissue Welding in another window
Topics: Biological tissues, Compression, Heating, Welding, Surgery, Damage, Failure
Proceedings Papers

Experimental Study on the Electrosurgical Tissue Joining Process With Process Parameter Monitoring for Quality Control

Che-Hao Yang, Roland K. Chen, Scott Phillips, Josh Ramsay, Wei Li
Proc. ASME. MSEC2018, Volume 1: Additive Manufacturing; Bio and Sustainable Manufacturing, V001T05A008, June 18–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2018-6637
https://doi.org/10.1115/MSEC2018-6637
View Paper titled, Experimental Study on the Electrosurgical Tissue Joining Process With Process Parameter Monitoring for Quality Control
Open the PDF for Experimental Study on the Electrosurgical Tissue Joining Process With Process Parameter Monitoring for Quality Control in another window
Topics: Biological tissues, Joining, Quality control, Compression, Damage, Energy consumption, Surgery, Temperature, Tensile strength
Proceedings Papers

Measurement of Tissue Thermal Conductivity With Variable Thermal Dose During an Electrosurgical Joining Process

Che-Hao Yang, Samantha Kaonis, Roland K. Chen, Wei Li
Proc. ASME. MSEC2017, Volume 4: Bio and Sustainable Manufacturing, V004T05A005, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-2944
https://doi.org/10.1115/MSEC2017-2944
View Paper titled, Measurement of Tissue Thermal Conductivity With Variable Thermal Dose During an Electrosurgical Joining Process
Open the PDF for Measurement of Tissue Thermal Conductivity With Variable Thermal Dose During an Electrosurgical Joining Process in another window
Proceedings Papers

Characterization of Tissue Thermal Conductivity During a Tissue Joining Process

Che-Hao Yang, Yang Liu, Wei Li, Roland K. Chen
Proc. ASME. IMECE2016, Volume 3: Biomedical and Biotechnology Engineering, V003T04A076, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-66932
https://doi.org/10.1115/IMECE2016-66932
View Paper titled, Characterization of Tissue Thermal Conductivity During a Tissue Joining Process
Open the PDF for Characterization of Tissue Thermal Conductivity During a Tissue Joining Process in another window
Topics: Biological tissues, Joining, Thermal conductivity, Damage, Heat transfer, Heat, Heating, Sealing (Process), Surgery, Temperature gradient
Journal Articles

The Effect of Compression Force Uniformity on Bipolar Tissue Welding

Xiaoran Li, Russel Borduin, Roland K. Chen, Wei Li
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Manuf. Sci. Eng. May 2017, 139(5): 054501.
Paper No: MANU-16-1483
https://doi.org/10.1115/1.4035492
Published Online: January 30, 2017
View Article titled, The Effect of Compression Force Uniformity on Bipolar Tissue Welding
Open the PDF for The Effect of Compression Force Uniformity on Bipolar Tissue Welding in another window
Topics: Biological tissues, Compression, Welding
Journal Articles

Measurement and Modeling of Tissue Thermal Conductivity With Variable Water Content and Compression

Matthew W. Chastagner, Robert E. Dodde, Albert J. Shih, Wei Li, Roland K. Chen
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. July 2016, 138(7): 074503.
Paper No: HT-14-1631
https://doi.org/10.1115/1.4033078
Published Online: April 19, 2016
View Article titled, Measurement and Modeling of Tissue Thermal Conductivity With Variable Water Content and Compression
Open the PDF for Measurement and Modeling of Tissue Thermal Conductivity With Variable Water Content and Compression in another window
Topics: Biological tissues, Compression, Thermal conductivity, Water
Proceedings Papers

Nano-CT Characterization of Structural Voids and Air Bubbles in Fused Deposition Modeling for Additive Manufacturing

Roland K. Chen, Terris T. Lo, Lei Chen, Albert J. Shih
Proc. ASME. MSEC2015, Volume 1: Processing, V001T02A071, June 8–12, 2015
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2015-9462
https://doi.org/10.1115/MSEC2015-9462
View Paper titled, Nano-CT Characterization of Structural Voids and Air Bubbles in Fused Deposition Modeling for Additive Manufacturing
Open the PDF for Nano-CT Characterization of Structural Voids and Air Bubbles in Fused Deposition Modeling for Additive Manufacturing in another window
Topics: Additive manufacturing, Bubbles, Modeling, Fibers, Materials testing, Bonding, Computerized tomography, Experimental design, Geometry, Necking
Journal Articles

Study of Insertion Force and Deformation for Suturing With Precurved NiTi Guidewire

Yancheng Wang, Roland K. Chen, Bruce L. Tai, Kai Xu, Albert J. Shih
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. April 2015, 137(4): 041004.
Paper No: BIO-14-1318
https://doi.org/10.1115/1.4029311
Published Online: April 1, 2015
View Article titled, Study of Insertion Force and Deformation for Suturing With Precurved NiTi Guidewire
Open the PDF for Study of Insertion Force and Deformation for Suturing With Precurved NiTi Guidewire in another window
Topics: Deformation, Needles, Nickel titanium alloys, Shapes, Wire, Magnetic sensors, Endoscopic devices, Manufacturing
Proceedings Papers

Advanced Five-Plane Lancet Needle Design, Grinding, and Tissue Insertion

Yancheng Wang, Roland K. Chen, Bruce L. Tai, Albert J. Shih
Proc. ASME. MSEC2014, Volume 2: Processing, V002T02A028, June 9–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2014-4046
https://doi.org/10.1115/MSEC2014-4046
View Paper titled, Advanced Five-Plane Lancet Needle Design, Grinding, and Tissue Insertion
Open the PDF for Advanced Five-Plane Lancet Needle Design, Grinding, and Tissue Insertion in another window
Topics: Biological tissues, Design, Grinding, Needles, Natural language processing, Nonlinear programming, Soft tissues, Cutting, Engineering prototypes, Geometry
Journal Articles

Bipolar Electrosurgical Vessel-Sealing Device With Compressive Force Monitoring

Roland K. Chen, Matthew W. Chastagner, James D. Geiger, Albert J. Shih
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. June 2014, 136(6): 061001.
Paper No: BIO-13-1370
https://doi.org/10.1115/1.4027269
Published Online: April 18, 2014
View Article titled, Bipolar Electrosurgical Vessel-Sealing Device With Compressive Force Monitoring
Open the PDF for Bipolar Electrosurgical Vessel-Sealing Device With Compressive Force Monitoring in another window
Topics: Pressure, Sealing (Process), Vessels
Journal Articles

The Needle With Lancet Point: Geometry for Needle Tip Grinding and Tissue Insertion Force

Yancheng Wang, Bruce L. Tai, Roland K. Chen, Albert J. Shih
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. August 2013, 135(4): 041010.
Paper No: MANU-12-1169
https://doi.org/10.1115/1.4023718
Published Online: May 24, 2013
View Article titled, The Needle With Lancet Point: Geometry for Needle Tip Grinding and Tissue Insertion Force
Open the PDF for The Needle With Lancet Point: Geometry for Needle Tip Grinding and Tissue Insertion Force in another window
Topics: Grinding, Natural language processing, Needles, Nonlinear programming, Biological tissues