Status:

COMPLETED

Ultrasound-Guided Percutaneous Peripheral Nerve Stimulation: A Department of Defense Funded Pragmatic Clinical Trial

Lead Sponsor:

University of California, San Diego

Collaborating Sponsors:

Congressionally Directed Medical Research Programs

Conditions:

Rotator Cuff Repair

Ankle Arthroplasty or Arthrodesis

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

Postoperative pain is usually treated with opioids that have undesirable and sometimes dangerous side effects (e.g., vomiting and respiratory depression)-and yet over 80% of patients still experience ...

Detailed Description

This is a multicenter, randomized, quadruple-masked, placebo-controlled, parallel-arm pragmatic clinical trial to determine the effects of percutaneous PNS on postoperative analgesia and opioid requir...

Eligibility Criteria

Inclusion

  • 18 years of age or older.
  • Undergoing one of the following surgical procedures: rotator cuff repair, ankle arthrodesis or arthroplasty, hallux valgus correction.
  • With a planned single-injection peripheral nerve block for postoperative analgesia.

Exclusion

  • Chronic analgesic use including opioids (daily use within the 2 weeks prior to surgery and duration of use \> 4 weeks).
  • Neuro-muscular deficit of the target nerve(s).
  • Compromised immune system based on medical history (e.g., immunosuppressive therapies such as chemotherapy, radiation, sepsis, infection), or other conditions that places the subject at increased risk.
  • Implanted spinal cord stimulator, cardiac pacemaker/defibrillator, deep brain stimulator, or other implantable neurostimulator whose stimulus current pathway may overlap.
  • History of bleeding disorder.
  • Antiplatelet or anticoagulation therapies other than aspirin due to the risk of bleeding with a 20-gauge insertion needle.
  • Allergy to skin-contact materials (occlusive dressings, bandages, tape etc.)
  • Incarceration.
  • Pregnancy.
  • Chronic pain of greater than 3 months of any severity in an anatomic location other than the surgical extremity.
  • Anxiety disorder.
  • History of substance abuse.
  • Inability to contact the investigators during the treatment period, and vice versa (e.g., lack of telephone access).

Key Trial Info

Start Date :

January 26 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

September 22 2025

Estimated Enrollment :

250 Patients enrolled

Trial Details

Trial ID

NCT04713098

Start Date

January 26 2021

End Date

September 22 2025

Last Update

December 18 2025

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Cedars- Sinai Medical Center

Los Angeles, California, United States, 90048

2

University of California, San Diego

San Diego, California, United States, 92103

3

Naval Medical Center San Diego

San Diego, California, United States, 92134

4

Walter Reed National Military Medical Center

Bethesda, Maryland, United States, 20889