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Colorado Oral Strengthening Device

Primary Objective

To develop a low-cost device that improves patient outcomes by eliciting the same methods of action of existing higher cost devices. To assess if exercising the tongue with this novel device can achieve increased tongue strength among individuals with Parkinson's disease.

Study category: Ear, Nose, and Throat

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A new study is looking at a device that would strengthen the muscles of the mouth to make eating and drinking easier for those who have trouble swallowing. Participants will be randomized to either the group using the investigational device for tongue exercise or the group using standard of care tongue depressors. All participants will receive compensation for participating.




Individuals with Parkinson's over the age of 18 Willing to go to the Anschutz branch of the University of Colorado for 5 visits Willing to exercise the muscles of the mouth at home outside of study visits


Pilot - A pilot Study is used to obtain information, and work out the logistics and management, deemed necessary for further Research Studies.

Type of Study

Outcomes Research


University of Colorado Hospital

Principal Investigator
Liz Cuadrado,  MS

Liz Cuadrado, MS

Study ID

Protocol Number: 19-1850

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