Technical Brief

Design Evaluation of an Automated Bed for Early Detection and Prevention of Decubitus Ulcers in Nonambulatory Patients1

[+] Author and Article Information
Sharmila Nageswaran, Rekha Vijayakumar

School of Bio Sciences and Technology,
VIT University,
Vellore 632014, India

Sudesh Sivarasu

MRC/MIRU—Division of Biomedical Engineering,
Department of Human Biology,
Faculty of Health Sciences,
University of Cape Town,
Cape Town 7925, South Africa
e-mail: sudesh.sivarasu@uct.ac.za

Accepted and presented at the Design of Medical Devices Conference (DMD2014), Minneapolis, MN, April 7–10, 2014.DOI: 10.1115/1.4027025

Manuscript received February 21, 2014; final manuscript received March 3, 2014; published online April 28, 2014. Editor: Arthur G. Erdman.

J. Med. Devices 8(2), 020925 (Apr 28, 2014) (2 pages) Paper No: MED-14-1054; doi: 10.1115/1.4027025 History: Received February 21, 2014; Revised March 03, 2014

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Copyright © 2014 by ASME
Topics: Pressure , Design , Sensors
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Lyder, C. H., Preston, J., Grady, J. N., Scinto, J., Allman, R., Bergstrom, N., and Rodeheaver, G., 2001, “Quality of Care for Hospitalized Medicare Patients at Risk for Pressure Ulcers,” Arch. Intern. Med., 161(12), pp. 1549–1554. [CrossRef]
Graves, N., Birrell, F., and Whitby, M., 2005, “Effect of Pressure Ulcers on Hospital Stay,” Infect Control Hosp. Epidemiol, 26(3), pp. 293–297. [CrossRef]
Schultz, A., 2005, “Predicting and Preventing Pressure Ulcers in Surgical Patients,” AORN J., 81(5), pp. 985–1006. [CrossRef]
Hopkins, B., Hanlon, M., Yauk, S., Sykes, S., Rose, T., and Cleary, A., 2000, “Reducing Nosocomial Pressure Ulcers in an Acute Care Facility,” J. Nurs. Care Qual., 14(3), pp. 28–36. [CrossRef]
Brown, G., 2003, “Long-Term Outcomes of Full-Thickness Pressure Ulcers: Healing and Mortality,” Ostomy Wound Manage., 49(10), pp. 42–50.
CMS, 2006, “Eliminating Serious, Preventable, and Costly Medical Errors—Never Events,” Centers for Medicare & Medicaid Services, Baltimore, MD, accessed October 1, 2007, https://wayback.archive-it.org/2744/20130905144406/http://www.cms.gov/Newsroom/MediaReleaseDatabase/Fact-Sheets/2006-Fact-Sheets-Items/2006-05-18.html
Landis, E. M., 1930, “Micro-Injection Studies of Capillary Blood Pressure in Human Skin,” Heart, 15, pp. 209–228.
Kosiak, M., Kubicek, W. G., and Olson, M., 1958, “Evaluation of Pressure as a Factor in the Production of Ischial Ulcers,” Arch. Phys. Med. Rehabil., 39(10), pp. 623–629.
Lyder, C. H., and Ayello, E. A., 2008, Pressure Ulcers: A Patient Safety Issue, Patient Safety and Quality: An Evidence-Based Handbook for Nurses, R. G. Hughes, ed., Agency for Healthcare Research and Quality, Rockville, MD, accessed October 24, 2013, http://www.ncbi.nlm.nih.gov/books/NBK2650/
Ayello, E. A., 2012, “Predicting Pressure Ulcer Risk,” The Hartford Institute for Geriatric Nursing, New York University, College of Nursing, accessed October 26, 2013, http://consultgerirn.org/uploads/File/trythis/try_this_5.pdf
Willock, J., Hughes, J., Tickle, S., Rossiter, G., Johnson, C., and Pye, H., 1999, “Pressure Sores in Children—The Acute Hospital Perspective,” J. Tissue Viability, 10(2), pp. 59–65.
Murdoch, V., 2002, “Pressure Care in the Paediatric Intensive Care Unit,” Nursing Standard, 17(6), pp. 71–76.
Jones, I., Tweed, C., and Marron, M., 2001, “Pressure Area Care in Infants and Children: Nimbus Paediatric System,” Br. J. Nursing, 10(12), pp. 789–795.


Grahic Jump Location
Fig. 2

(a) No pressure is sensed; (b) pressure is sensed and inner ring deflated (blue balloon); (c) more pressure is sensed and outer ring inflated (orange balloon)

Grahic Jump Location
Fig. 1

Schema of working prototype: 1, patient; 2, PVR; 3, sensor; 4, outer inflatable unit; 5, inner deflatable unit; 6, MCU; 7, solenoid valve 2 working when voltage is >3 V; 8, solenoid valve 1 working when voltage is >2 V, 3 and 6—EU, 4 and 5—PCS; 9, MAU



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