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Implantable Medical Device Is Designed to Warn Patients of Impending Heart Attack


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Mako

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Geplaatst op 14 april 2012 - 12:40

Implantable Medical Device Is Designed to Warn Patients of Impending Heart Attack
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More than 30% of the one million heart attack victims in the United States each year die before seeking medical attention. Although widespread education campaigns describe the warning signs of a heart attack, the average time from the onset of symptoms to arrival at the hospital has remained at 3 hours for more than 10 years.


In their upcoming Ergonomics in Design article, "'This is your heart speaking. Call 911,'" authors Mary Carol Day and Christopher Young study the benefits of the AngelMed Guardian®, an implantable medical device currently undergoing clinical trials that alerts users about a potential heart attack through a combination of vibrations, audible tones, and visual warnings.

What makes the device distinctive is this combination of alert modes. Although vibrotactile (vibrating) alarms are sometimes used to warn medical personnel in operating rooms or ICUs of an emergency, very little research has focused on their potential as a self-monitoring device for patients. Auditory alarms are provided with selected implantable heart defibrillators, but research indicates that some patients -- particularly the elderly -- are unable to hear the alarms.

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Bron
A word of encouragement during a failure is worth more than an hour of praise after success.
I hear, I know. I see, I remember. I do, I understand -Confucius-





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