Recruiting

Ultrasound

Sponsor:

The University of Texas Health Science Center at San Antonio

Code:

NCT07168525

Conditions

Aging

Eligibility Criteria

Sex: All

Age: 70+

Healthy Volunteers: Accepted

Interventions

Ultrasound spa

Sham ultrasound spa

Study Details

Brief summary:

The investigators will study the effects of an ultrasound bath device that uses low-frequency ultrasound on the healthy aging. Participants will have before and after ultrasound assessments of muscle and thinking skills, aging related to the immune system, and body make-up. The group that is assigned to get the ultrasound will have low-frequency ultrasound in a bathtub for 45 minutes, three times weekly for 8 weeks, and the control group will be in the bathtub without the ultrasound turned on.

Conditions

Aging

Study ID

NCT07168525

Start date

Oct 29, 2025

Status verified date

Aug, 2025

Completion date

Dec 31, 2026

Anticipated

Primary completion date

Oct 1, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 70+

Healthy Volunteers: Accepted

Inclusion Criteria:

1. Males and females; Age 70 or older
2. BMI <40 kg/m2
3. Ability to walk up a flight of stairs and short ladder
4. Ability to get in and out of a bath
5. Willingness to adhere to the spa treatments regimen

Exclusion Criteria:

1. To accommodate the participants comfortably in our spa, participants with body weight >350 pounds, body girth ≥ 50 inches and height ≥ 6 feet 8 inches will be excluded.
2. Any medical condition that, in the opinion of the investigator, would place the participant at increased risk for participation.
3. Fecal or urinary incontinence (daily use of depends)
4. Uncontrolled HTN (BP >180) or unstable vital signs that in the opinion of the investigator would place at increased risk for participation
5. Any clinically significant rash or formation of rashes or open sores, boils, or infected wounds two weeks prior to screening or any time during the study.
6. History of poor wounds healing lower extremity within the past two years
7. Glycated Hemoglobin (Hgb) A1c level >8.5%
8. Required use of ambulatory assistive devices
9. Laboratory evidence of infection or colonization with multidrug resistant pathogens in the past 90 days
10. History of myocardial infarction (MI), cerebrovascular accident (CVA) within the past year
11. History of prior non-compliance or the presence of history of health condition (drug or alcohol addiction) that would make it difficult for the participant to comply with the study procedures or follow the investor's instructions
12. Unable to complete procedures in visit 1

Study Design

Enrollment

20 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Supportive Care

Interventions and Outcome Measures

Arms

experimental: Ultrasound Spa Group

Sessions will take place three times per week, with water-based delivery of low-frequency ultrasound lasting 45 minutes each, for a total of eight weeks.

sham comparator: Spa Only Group without ultrasound

Sessions will take place three times per week, with spa immersion with no ultrasound lasting 45 minutes each, for a total of eight weeks.

Interventions

Ultrasound spa

Each participant will sit in a bathtub which has been fitted with an ultrasound device which produces low frequency sound waves within the water.

Sham ultrasound spa

The control group will sit in the same tub for 45 minutes, 3 times per week for 8 weeks but without the ultrasound being turned on.

Primary outcome measure

  • Knee Extension Strength change [ Time Frame: Baseline to 8 weeks ]

Central Contacts and Locations

Central contacts

Locations

University of Texas Health Science Center at San Antonio

Recruiting

San Antonio, Texas, United States, 78229

Contacts

More Information

Sponsor

The University of Texas Health Science Center at San Antonio

Last update posted

Nov 17, 2025

Last verified

Aug, 2025

Keywords

  • Ultrasound
  • Muscle function
  • Cognitive function

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-09. This information was provided to ClinicalTrials.gov by The University of Texas Health Science Center at San Antonio on 2025-11-17.