Special Section Technical Briefs

A Hand-Held Device for Controlling a Mounted, Motor Driven Colonoscope1

[+] Author and Article Information
Corey D. Sheerer

Department of Mechanical Engineering,
Ohio University,
Athens, OH 45701

David Drozek

Department of Specialty Medicine,
Ohio University,
Athens, OH 45701

Junghun Choi

Department of Mechanical Engineering,
Ohio University,
Athens, OH 45701
Biomedical Engineering Program,
Ohio University,
Athens, OH 45701

Accepted and presented at The Design of Medical Devices Conference (DMD2015), April 13–16, 2015, Minneapolis, MN, USA.

Manuscript received March 3, 2015; final manuscript received May 7, 2015; published online July 16, 2015. Editor: Arthur Erdman.

J. Med. Devices 9(3), 030924 (Sep 01, 2015) (2 pages) Paper No: MED-15-1080; doi: 10.1115/1.4030601 History: Received March 03, 2015; Revised May 07, 2015; Online July 16, 2015

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Hayat, M. A., 2009, Colorectal Cancer, Springer, Dordrecht.
American Cancer Society, 2014, “Colon/Rectum Cancer|American Cancer Society,” American Cancer Society, Atlanta, GA, accessed Mar. 3, 2014, http://www.cancer.org/cancer/colonandrectumcancer/
Church, J., Oakley, J., Milsom, J., Strong, S., and Hull, T., 2002, “Colonoscopy Training: The Need for Patience (Patients),” ANZ J. Surg., 72(2), pp. 89–91. [CrossRef] [PubMed]
Shergill, A. K., Asundi, K. R., Barr, A., Shah, J. N., Ryan, J. C., McQuaid, K. R., and Rempel, D., 2009, “Pinch Force and Forearm-Muscle Load During Routine Colonoscopy: A Pilot Study,” Gastrointest. Endosc., 69(1), pp. 142–146. [CrossRef] [PubMed]
Ward, S. T., Mohammed, M. A., Walt, R., Valori, R., Ismail, T., and Dunckley, P., 2014, “An Analysis of the Learning Curve to Achieve Competency at Colonoscopy Using JETS Database,” Gut, 63(11), pp. 1746–1754. [CrossRef] [PubMed]


Grahic Jump Location
Fig. 1

Motor actuated prototype colonoscope (left) with table mount clamps (center) and android control application (right)

Grahic Jump Location
Fig. 2

Strain gauge dynamometer for thumb MVC (left) and Jamar dynamometer for forearm MVC (right)

Grahic Jump Location
Fig. 4

Cecal intubation time (top) for conventional (dark) and prototype (light) scope

Grahic Jump Location
Fig. 3

Normalized average MVC readings for forearms (top) and thumb (bottom) on conventional (dark) and prototype scope (light)



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