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External Pharyngeal Exerciser and Pharyngeal Phase of Swallowing

Medical College of Wisconsin · NCT05708911

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Ages 18–85 · All sexes
Healthy volunteers
Accepted
Study type
Interventional · Not applicable
Target enrollment
60
US sites recruiting
1
Study start
September 16, 2014
Record last updated
January 14, 2026

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

This study of healthy young and elderly individuals is intended to assess the effects of pharyngeal exerciser on pharyngeal pressure phenomenon during swallowing. Our specific aim is to test if the pharyngeal exerciser increases the workload of muscles involved in pharyngeal phase of swallowing.

Being studied: Pharyngeal exerciser

Conditions: Dysphagia

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion Criteria

  • Healthy volunteers must be at least 18 years of age or older.

Exclusion Criteria

  • Subjects with cervical spine disorders.
  • Subjects with neurological disorders like dementia, cerebrovascular diseases other than Parkinson's Disease
  • Subjects with carotid artery bruit or carotid vascular disorders.
  • Subjects suffering from muscle diseases like muscular dystrophies, myopathies.
  • Subjects with neuro-muscular junction disorders myasthenia gravis, Eaton-Lambert disorders.
  • Subjects with any current esophageal symptoms like heartburn, dysphagia, chest pain or regurgitation.
  • Subjects cannot have previous head or neck surgery or radiation.
  • Subjects unable to tolerate nasal intubation.
  • Subjects with significant bleeding disorders for whom nasal intubation has been deemed contraindicated.
  • Subjects with a known upper airway or esophageal obstruction preventing the passage of the manometry probe.
  • Subjects with autonomic dysfunction.
  • Subjects having a history of allergy to lidocaine and barium.
  • Subjects who are pregnant or lactating.
  • Subjects who have advanced medical disorders (e.g.: chronic obstructive pulmonary disease (COPD), congestive heart failure, cirrhosis, cancer, chronic renal failure, etc.).
  • Subjects who are medically unstable.

Recruiting US locations

  • Medical College of Wisconsin

    Milwaukee, WI 53086

    Site contact: Reza Shaker, MD · 4149556840 · rshaker@mcw.edu

Study contacts (from the official record)

  • Reza Shaker, MD · 4149556840 · rshaker@mcw.edu
  • Mark Kern · 4148053826 · mkern@mcw.edu
All healthy volunteers studies in Wisconsin →
External Pharyngeal Exerciser and Pharyngeal Phase of Swallowing (NCT05708911) | Bored Studies