Terminated NA INTERVENTIONAL 3-arm NCT03945240

Evaluating Different Low-level Laser Therapies to Treat Neck Pain in Air Force Pilots and Flight Crew

Sponsor: Paul Crawford

Conditions Neck Pain

Interventions Group 1 -- using Pinnacle Series Laser Device Group 2 -- using Pinnacle Series Laser Device Group 3 -- using Phoenix Thera-Lase Device

Updated 13 times since 2019 Last updated: Dec 10, 2025 Started: Oct 1, 2020 Primary completion: Dec 9, 2025 Completion: Dec 9, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Unable to find qualified subjects and lack of funding

This NA trial investigates Neck Pain and is currently terminated or withdrawn. Paul Crawford leads this study, which shows 13 recorded versions since 2020 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

13 versions recorded

Jan 2026 — Present [monthly]

Terminated NA

Status: Recruiting → Terminated
Oct 2025 — Jan 2026 [monthly]

Recruiting NA
Oct 2024 — Oct 2025 [monthly]

Recruiting NA
Sep 2024 — Oct 2024 [monthly]

Recruiting NA
Jul 2024 — Sep 2024 [monthly]

Recruiting NA

▶ Show 8 earlier versions

Feb 2024 — Jul 2024 [monthly]

Recruiting NA
Feb 2023 — Feb 2024 [monthly]

Recruiting NA
Feb 2022 — Feb 2023 [monthly]

Recruiting NA
Jan 2021 — Feb 2022 [monthly]

Recruiting NA

Status: Not Yet Recruiting → Recruiting
Sep 2020 — Jan 2021 [monthly]

Not Yet Recruiting NA
Jun 2020 — Sep 2020 [monthly]

Not Yet Recruiting NA
Aug 2019 — Jun 2020 [monthly]

Not Yet Recruiting NA
Jun 2019 — Aug 2019 [monthly]

Not Yet Recruiting NA

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Paul Crawford

Data source: Mike O'Callaghan Military Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Las Vegas, United States