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.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 99 Years |
| Sex | All |
| Enrollment | 50 (estimated) |
| Sponsor | University of Miami Academic / other |
| Locations | 1 site (Miami, Florida) |
| Status | Recruiting |
| Started | March 9, 2026 |
| Main results expected | January 31, 2027 |
| Study ends | January 31, 2027 |
| Registry record updated | September 30, 2026 |
| Trial ID | NCT07437469 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
- Principal investigator: Victor H Hernandez, MD, MSc — University of Miami
- Study coordinator: Andrew R Moya, MD
- Email: arm577@miami.edu, doc.a.moya1@gmail.com
- Phone: 1786-856-6463
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.