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Tip
Sheet: Science & Technology

Tip sheets highlight timely news and events at Washington University in St. Louis. For more information on any of the stories below or for assistance in arranging interviews, please see the contact information listed with each story. For comments on the Science & Technology news tips service, please contact the editor, Tony Fitzpatrick at (314) 935-5272 or tony_fitzpatrick@aismail.wustl.edu.
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Science & Health | Science & Technology
Engineers design electric monitoring
device to prevent foot damage complications

Media assistance:
Tony Fitzpatrick
- (314) 935-5272
Source: Robert
Morley
Source: Michael
Mueller
Related: Outlook
magazine article "One Step at a Time"
Related: Robert
Morley's Web page

[St.
Louis, Mo., March 2003] - A team
of electrical engineers at Washington
University in St. Louis has designed
an electronic monitoring device
for diabetics to wear inside their
shoes. The research model is being
designed and tested to someday
help prevent damage caused by
poor blood circulation that makes
diabetics' feet numb.
Foot damage is one of the more extreme complications of diabetes. Diabetics can neglect their feet because they can't feel that they are abusing them. Results can be as minor as lesions or as major as gangrene and amputation.
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Washington University electrical
engineers Robert Morley
and Ed Richter display the
electronics behind a specially
designed shoe that would
help prevent diabetics from
damaging their feet. |
Robert E. Morley, D.Sc., Washington University professor of electrical engineering, in collaboration with Michael J. Mueller, Ph.D, associate professor of physical therapy at Washington University School of Medicine, have a detailed project that they hope can help thwart this complication. With the assistance of Edward J. Richter, research associate in electrical engineering, Joe Klaesner, Ph.D., research assistant professor in physical therapy, and funding by the National Institutes of Health, Morley has designed an electronic monitoring device that may let diabetics know when their feet are in trouble.
The monitoring system prototype uses four sensors to measure pressure in sensitive areas of the foot. The system also monitors temperature and humidity. In future versions, a device worn at the waist will sound an alarm when the diabetic patient needs to alter his or her activity to protect their feet.
"We think this can be an immeasurable help to diabetics and others as well," Morley said. "For instance, the device also can be adapted to monitor bed sores in bed-ridden patients. They also can't feel the damage that they are suffering. We are at the design stage now of miniaturizing the monitoring device."
The plan is for a device that
will transmit specific instructions
to the user by way of the modern
LCD readout technology employed
in beepers. Collaborator Mueller
calls the device a "virtual physical
therapist."
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