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Technical Brief

Design of a Swallowable Microrobotic Capsule for Measuring Small Intestine Pressure1

[+] Author and Article Information
Pengbo Li, Benjamin S. Terry

Department of Mechanical and Material Engineering,
University of Nebraska-Lincoln,
Lincoln, NE 68508

Accepted and presented at the Design of Medical Devices Conference (DMD2014), Minneapolis, MN, April 7–10, 2014. DOI: 10.1115/1.4027104

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), 030910 (Jul 21, 2014) (2 pages) Paper No: MED-14-1110; doi: 10.1115/1.4027104 History: Received February 21, 2014; Revised March 03, 2014

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Copyright © 2014 by ASME
Topics: Pressure , Design
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References

Wang, W., Yan, G. Z., Sun, F., Jiang, P. P., Zhang, W. Q., and Zhang, G. F., 2005, “A Non-Invasive Method for Gastrointestinal Parameter Monitoring,” World J. Gastroenterol, 11(4), pp. 521–524. [PubMed]
Connell, A. M., 1961, “The Motility of the Small Intestine,” Postgrad Med. J., 37(434), pp. 703–716. [CrossRef] [PubMed]
Zhang, M., Lim, E. G., Wang, Z., Tillo, T., Man, K. L., and Wang, J. C., 2013, “RF Characteristics of Wireless Capsule Endoscopy in Human Body,” Grid and Pervasive Computing, Springer, Berlin, pp. 700–706.
ArshakA., Arshak, K., Waldron, D., Morris, D., Korostynska, O., Jafer, E., and Lyons, G., 2005, “Review of the Potential of a Wireless MEMS and TFT Microsystems for the Measurement of Pressure in the GI Tract,” Med. Eng. Phys., 27(5), pp. 347–356. [CrossRef] [PubMed]
Yang, X., and Terry, B., 2013, “An Anchoring Mechanism Used to Implant a Biosensor in the Small Intestine,” ASME 2013 Summer Bioengineering Conference, Sunriver, OR, June 26–29, ASME Paper No. SBC2013-14807. [CrossRef]
McCaffrey, C., Chevalerias, O., O'Mathuna, C., and Twomey, K., 2008, “Swallowable-Capsule Technology,” IEEE Pervasive Comput.,7(1), pp. 23–29. [CrossRef]
Gray, N., 2013, “Intelligent Evidence: ‘Breakthrough' in Microbiome Sampling Promises Greater Proof for Probiotic Claims,“ NutraIngredients.com, http://www.nutraingredients.com/Research/Intelligent-Evidence-Breakthrough-in-Microbiome-Sampling-Promises-Greater-Proof-for-Probiotic-Claims.
Simi, M., Gerboni, G., Menciassi, A., and Valdastri, P., 2013, “Magnetic Torsion Spring Mechanism for a Wireless Biopsy Capsule,” ASME J. Med. Devices, 7(4), p. 041009. [CrossRef]
Bao, G., Ye, Y., Khan, U., Zheng, X., and Pahlavan, K., 2012, “Modeling of the Movement of the Endoscopy Capsule Inside G.I. Tract Based on the Captured Endoscopic Images,” 9th International Conference on Modeling, Simulation and Visualization Methods (MSV'12), Las Vegas, NV, July 16–19.
DimoulasC., Kalliris, G., Papanikolaou, G., and Kalampakas, A., 2007, “Long-Term Signal Detection, Segmentation and Summarization Using Wavelets and Fractal Dimension: A Bioacoustics Application in Gastrointestinal-Motility Monitoring,” Comput. Biol. Med., 37(4), pp. 438–462. [CrossRef] [PubMed]

Figures

Grahic Jump Location
Fig. 1

Small intestine pressure measurement capsule

Grahic Jump Location
Fig. 2

Setup of measurement

Grahic Jump Location
Fig. 3

Deformation of button 1 (top) and button 2 (bottom)

Grahic Jump Location
Fig. 4

Relationship between the force and the voltage

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