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Technical Brief

Medical Simulators for Developing Countries Via Low-Cost Two-Dimensional Position Tracking1

[+] Author and Article Information
Robin Walz, Zachary Meier, Michael Winek, Timothy M. Kowalewski

Department of Mechanical Engineering,
University of Minnesota,
111 Church Street SE,
Minneapolis, MN 55455

Accepted and presented at the Design of Medical Devices Conference (DMD2014), Minneapolis, MN, April 7–10, 2014. DOI: 10.1115/1.4027116

Manuscript received February 21, 2014; final manuscript received March 3, 2014; published online July 21, 2014. Editor: Arthur G. Erdman.

J. Med. Devices 8(3), 030949 (Jul 21, 2014) (3 pages) Paper No: MED-14-1123; doi: 10.1115/1.4027116 History: Received February 21, 2014; Revised March 03, 2014

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Figures

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Fig. 1

Bioplastic samples (left to right: gelatine (wet), gelatine (dry), starch (top) and fautex (bottom), fautex, and fautex with graphite powder)

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Fig. 2

(a) Low-cost simulator concept: re-usable, flexible bioplastic insert on mannequin tracks incision accuracy in C-section trainer. (b) Silicone and graphite plastic tracking tool position in 2D during incision test.

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Fig. 3

Schematic of the four-point probe for a single permutation of switching pad voltage schemes (left) and method of testing voltage to grid of finite spacing (right)

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Fig. 4

(top) Simulation results for spatial voltage distribution on two permutations of voltage input; and (bottom) corresponding data (dots) and extrapolation (color map) from silicone + graphite polymer sheet

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