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Updated: Jul 14, 2026

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Assessment of Midline Lingual Point-Pressure Somatosensation Using Von Frey Hair Monofilaments
Published on: February 21, 2020
Standardized instrument for lingual pressure measurement.
Angela Hewitt1, Jacqueline Hind, Stephanie Kays
1Department of Biomedical Engineering, University of Wisconsin-Madison, Madison, Wisconsin, USA.
Dysphagia
|July 3, 2007
Summary
Researchers developed a new device, the Madison Oral Strengthening Therapeutic (MOST), to improve tongue strength and aid swallowing. This device offers a portable and affordable solution for treating oropharyngeal dysphagia and preventing age-related muscle decline.
Area of Science:
- Neurology
- Gerontology
- Biomedical Engineering
Background:
- Oropharyngeal dysphagia, often caused by tongue muscle atrophy, leads to significant physical and social challenges.
- Diminished lingual strength impacts swallowing function and overall quality of life.
- Aging adults are also susceptible to age-related decline in tongue muscle mass and strength.
Purpose of the Study:
- To introduce and evaluate the Madison Oral Strengthening Therapeutic (MOST) device for tongue strengthening.
- To compare the MOST device's performance against the Iowa Oral Performance Instrument (IOPI).
- To determine the optimal tongue pressure sampling rate for effective isometric exercises using the MOST device.
Main Methods:
- The study involved developing the MOST device, focusing on replicable mouth placement, portability, affordability, and user-friendliness.
- A comparative analysis was conducted between the MOST device and the commercial IOPI pressure-measuring device.
- The optimal tongue pressure sampling rate for isometric exercises was identified.
Main Results:
- The MOST device was developed as a portable, affordable, and user-friendly tool for oral motor therapy.
- The study established a comparison between the MOST device and the IOPI, validating its performance.
- An optimal tongue pressure sampling rate for isometric exercises was identified, enhancing the device's utility.
Conclusions:
- The MOST device presents a promising tool for evaluating and treating swallowing difficulties associated with oropharyngeal dysphagia.
- The device has the potential to play a significant role in preventing age-related loss of tongue muscle mass and strength in the growing elderly population.
- The MOST device offers a replicable and accessible method for maintaining or improving lingual strength across various age groups.
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