Smartphone vibrations tested as hand therapy tool

NCT ID NCT07521228

Not yet recruiting Knowledge-focused Sponsor: Acibadem University Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study explores whether different vibration frequencies from a smartphone can temporarily improve hand grip strength, touch sensitivity, and reaction time in healthy young adults. Twenty participants will hold an iPhone running a custom app that delivers vibrations at 80, 150, or 220 Hz. The goal is to find the best settings for using smartphones as an accessible vibration tool for rehabilitation or training.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Smartphone-delivered local vibration at 80 Hz, 150 Hz, and 220 Hz
What this could lead to: If successful, this could point toward using smartphones as a simple, portable tool for hand rehabilitation or sensorimotor training in clinical or educational settings.
What could go wrong: This is a very small, early-stage study in healthy volunteers, not patients. The effects may be small or not translate to real-world benefits, and the vibration parameters may need further optimization.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEALTHY VOLUNTEERS VIBRATION; ADVERSE EFFECT

Contacts and locations

Locations

Acibadem Mehmet Ali Aydinlar University, Department of Physiotherapy and Rehabilitation

Istanbul, Turkey (Türkiye)

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