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Journal Articles

A Hand-Held Device for Controlling a Mounted, Motor Driven Colonoscope

Corey D. Sheerer, David Drozek, Junghun Choi
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2015, 9(3): 030924.
Paper No: MED-15-1080
DOI: https://doi.org/10.1115/1.4030601
Published Online: September 1, 2015
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Topics: Engineering prototypes, Motors, Fatigue
Journal Articles

Medical Equipment to Make Colonoscopy Procedures Safer for Physicians: Control Head Holder and Splatter Shield

Rajesh Shanbhag, Ibrahim F. Kadhim, Brian Clark, Niladri Kumar Mahato, David Drozek, JungHun Choi
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2014, 8(3): 030953.
Paper No: MED-14-1127
DOI: https://doi.org/10.1115/1.4027120
Published Online: July 21, 2014
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Topics: Fatigue, Medical devices, Muscle, Electromyography
Journal Articles

Detection of Looping During Colonoscopy Using Embedded Sensors

Mike Bruce, David Drozek, JungHun Choi
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2014, 8(3): 030954.
Paper No: MED-14-1128
DOI: https://doi.org/10.1115/1.4027122
Published Online: July 21, 2014
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Topics: Sensors, Shapes
Journal Articles

Evaluation of Feedback Enabled Active Colonoscopy Training Model

Ravindra Kale, David Koonce, David Drozek, JungHun Choi
Journal: Journal of Medical Devices
Article Type: Research-Article
J. Med. Devices. December 2013, 7(4): 041008.
Paper No: MED-12-1116
DOI: https://doi.org/10.1115/1.4024831
Published Online: September 24, 2013
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Topics: Students, Feedback
Journal Articles

Method for Detecting Ablation Damage Using Sensor Integration of Hot Biopsy Forceps

Randolph Robert, Liang Chen, Rajesh Shanbhag, David Drozek, JungHun Choi
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2013, 7(3): 030948.
Paper No: MED-13-1120
DOI: https://doi.org/10.1115/1.4024348
Published Online: July 3, 2013
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Topics: Ablation (Vaporization technology), Biological tissues, Damage, Sensors, Capacitance
Journal Articles

Novel Ex Vivo Testing Model for Monopolar Hot Biopsy Forceps

Liang Chen, Ramiro Malgor, David Drozek, JungHun Choi
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. September 2013, 7(3): 030943.
Paper No: MED-13-1115
DOI: https://doi.org/10.1115/1.4024347
Published Online: July 3, 2013
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Topics: Biological tissues, Damage, Testing, Ablation (Vaporization technology)
Journal Articles

Evaluation of Active Colonoscopy Training Model (ACTM)

Ravindra V. Kale, JungHun Choi, David Drozek
Journal: Journal of Medical Devices
Article Type: Frontiers Abstracts
J. Med. Devices. March 2012, 6(1): 017555.
DOI: https://doi.org/10.1115/1.4026733
Published Online: March 12, 2012
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Journal Articles

Variable Assessment for Design of Monopolar Hot Biopsy Forceps

Randy Robert, Liang Chen, JungHun Choi, David Drozek
Journal: Journal of Medical Devices
Article Type: Frontiers Abstracts
J. Med. Devices. March 2012, 6(1): 017560.
DOI: https://doi.org/10.1115/1.4026738
Published Online: March 12, 2012
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Topics: Design
Journal Articles

Analysis of the Looping Problems in Colonoscopy Using Bending Sensors

JungHun Choi, Ph.D., David Drozek, D.O.
Journal: Journal of Medical Devices
Article Type: Frontiers Abstracts
J. Med. Devices. March 2012, 6(1): 017554.
DOI: https://doi.org/10.1115/1.4026732
Published Online: March 12, 2012
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Topics: Sensors
Journal Articles

Development of an Automatic Adjustable Colonoscope

Jonathan D. Litten, JungHun Choi, David Drozek
Journal: Journal of Medical Devices
Article Type: Technical Briefs
J. Med. Devices. December 2011, 5(4): 044502.
DOI: https://doi.org/10.1115/1.4005379
Published Online: November 14, 2011
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Topics: Actuators, Control systems, Hardware, Rotation, Sensors, Testing, Motors, Torque
Journal Articles

Development of a Colonoscope Sheath Device for Colonoscopy

JungHun Choi, David Drozek
Journal: Journal of Medical Devices
Article Type: Research Papers
J. Med. Devices. September 2011, 5(3): 031005.
DOI: https://doi.org/10.1115/1.4004418
Published Online: August 8, 2011
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Topics: Endoscopes, Stiffness, Stability