Clinical trial Recruiting at 1 site Interventional Ages 18 to 99

Binaural beats to reduce pain and anxiety after hip or knee replacement

Official title: Binaural Beats vs Music of Choice for Early Postoperative Pain After Ambulatory Total Knee and Total Hip Arthroplasty: A Randomized Controlled Trial

Run by University of Miami · NCT07437469 · Data updated 2026-11-12

This will try a 30-minute binaural beats audio session in the PACU to see if it lowers pain and anxiety for adults having same-day total hip or knee replacement.

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Quick facts

Study typeInterventional
Ages18 Years to 99 Years
SexAll
Enrollment50 (estimated)
SponsorUniversity of Miami
Academic / other
Locations1 site (Miami, Florida)
StatusRecruiting
StartedMarch 9, 2026
Main results expectedJanuary 31, 2027
Study endsJanuary 31, 2027
Registry record updatedSeptember 30, 2026
Trial IDNCT07437469 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults having primary ambulatory total hip or knee arthroplasty under spinal anesthesia with a postoperative nerve block, ASA class 1–3, without significant hearing loss or chronic high-dose opioid use.

Probably not a fit

Patients with moderate-to-severe hearing impairment or hearing-aid use, significant tinnitus, active delirium, major psychiatric disorders, chronic high-dose opioid therapy (>60 MME/day), or those receiving general anesthesia are unlikely to benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

Adults undergoing ambulatory primary total knee or total hip arthroplasty under spinal anesthesia with a postoperative nerve block will receive a 30-minute binaural beats audio intervention in the post-anesthesia care unit (PACU). Pain and anxiety outcomes will be collected immediately after surgery and again four hours after surgery completion. The intervention is compared with music of the patient's choice as an alternative audio exposure. The approach tests a brief, non-pharmacologic method for short-term postoperative symptom relief.

Why it matters

Potential benefit: If effective, the audio intervention could lower postoperative pain and anxiety and reduce short-term opioid needs after ambulatory hip or knee replacement.

How similar studies have gone: Previous small trials and music-therapy research have shown modest reductions in postoperative anxiety and pain with audio interventions, but evidence specifically for binaural beats is limited and mixed.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* American Society of Anesthesiologists Physical Status Classification System (ASA) 1-3
* Spinal anesthesia
* Patients receiving nerve-block in Post-Anesthesia Care Unit (PACU)
* Primary total hip or total knee arthroplasty

Exclusion Criteria:

* Moderate-severe hearing impairment or use of hearing aids
* History of significant tinnitus, active delirium, chronic high-dose opioid therapy (\>60 MME/day baseline)
* Major psychiatric pathology
* General anesthesia

Where it's running

  • Univeristy of Miami Health System
    Miami, Florida, United States
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.