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Recruiting NCT04937010

NCT04937010 Occipital Nerve Stimulation in Trigeminal Autonomic Cephalgias

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Clinical Trial Summary
NCT ID NCT04937010
Status Recruiting
Phase
Sponsor Alberta Health Services, Calgary
Condition Trigeminal Autonomic Cephalgia
Study Type INTERVENTIONAL
Enrollment 20 participants
Start Date 2022-02-01
Primary Completion 2026-09-01

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 100 Years
Study Type INTERVENTIONAL
Interventions
Occipital nerve stimulator implant

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

This trial targets 20 participants in total. It began in 2022-02-01 with a primary completion date of 2026-09-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The objective of this study is to determine the efficacy of occipital nerve stimulation (ONS) in the treatment of chronic trigeminal autonomic cephalalgias (TACs).

Eligibility Criteria

Inclusion Criteria: * Meets ICHD-3 diagnostic criteria for the chronic form of one of the trigeminal autonomic cephalgias (outlined below), as determined by the treating neurologist. * Failed standard medical management, meaning at least 3 conventional preventative therapies. Exclusion Criteria: * Presence of uncontrolled or untreated psychiatric disease * Presence of medical contraindications to surgery * Patient does not consent to surgery * Non-English speaking

Contact & Investigator

Central Contact

Fady Girgis, MD

✉ fmgirgis@ucalgary.ca

📞 4039446497

Frequently Asked Questions

Who can join the NCT04937010 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 100 Years, studying Trigeminal Autonomic Cephalgia. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT04937010 currently recruiting?

Yes, NCT04937010 is actively recruiting participants. Contact the research team at fmgirgis@ucalgary.ca for enrollment information.

Where is the NCT04937010 trial being conducted?

This trial is being conducted at Calgary, Canada.

Who is sponsoring the NCT04937010 clinical trial?

NCT04937010 is sponsored by Alberta Health Services, Calgary. The trial plans to enroll 20 participants.

ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology