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The importance of face shields in preventing the transmission of infectious agents is increasingly well established. Typically, a face shield will include a headband that can be clamped about the head...
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Noise level in the workplace is a concern and is monitored by the Occupational Safety and Health Administration (OSHA). In many instances, providing some form of hearing protection is an easy solution...
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According to BCC Research, in 2014 the market for home assistive devices was estimated at $2.26 billion and is expected to reach $2.7 billion by 2020. Of this, the wheelchair and scooter market repre...
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Modern public information and transaction machines such as kiosks and automated teller machines (ATMs) frequently employ a touch screen in conjunction with a computer to provide multimedia capabilitie...
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Walking impairment can be caused by many factors such as aging, traumatic brain injury, cerebral palsy and other conditions that disrupt balance and posture. Stroke, for example, is the leading cause...
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Tinnitus is the perception of a sound with no external source. The sounds could be produced within a patient’s own body, like crackling caused by muscle spasms, or wholly imagined. Either way, d...
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In today’s increasingly sedentary and technology-dependant culture, people spend long hours sitting every day. Prolonged sitting has an extensive and well-documented list of negative health effects ...
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Touch screen systems have many advantages, including simplification of the user's task and elimination of a separate keyboard. However, touch screen systems present an insurmountable barrier to many p...
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The Braille language is the universally accepted form of written communication for the visually impaired. A system of dots, arranged in a three row by two column grid, is used to display different let...
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A cochlear implant is a surgically implanted prosthetic device that can provide profoundly deaf individuals with sensations of sound. These devices improve the quality of life for hundreds of thousand...
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The touchscreen is an increasingly popular human-machine interface, particularly with public information and transaction machines. Because the buttons on the screen are virtual, they can be changed re...
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Glottic insufficiency is the medical term used to describe inadequate vocal fold contact during voice production. Glottic insufficiency results in poor voice quality and “breathiness” duri...
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Hearing impairment rarely extends across the entire frequency range of hearing. Commonly, hearing loss is most severe at higher frequencies, although listeners can have selective losses at frequencies...
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Movement of human limbs requires the coordination of multiple muscles. Such coordination is learned through extensive practice but can be disrupted by injuries or diseases such as traumatic brain inju...
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Individuals with normal hearing are able to recover speech information even when spatial and temporal overlaps of adjacent speech activities occur. During signal amplification for the hearing-impaired...
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The tongue loses strength as individuals age, often resulting in loss of swallowing capacity (dysphagia) that in turn may lead to malnutrition in the elderly. Diagnosis followed by isometric tongue ex...
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UW-Madison researchers previously described a piece of exercise equipment for rehabilitation of stroke patients and sport-specific training of athletes that allows users to measure and train the magni...
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The tongue loses strength as a result of aging, illness or injury, often resulting in loss of swallowing capacity (dysphagia) that in turn may lead to malnutrition, dehydration or pneumonia. NIH-funde...
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As use of real-time diagnostic ultrasound scanning has increased, work-related injury has become epidemic among medical sonographers and echocardiographers. Approximately 80 percent of sonographers re...
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