Trial ID or NCT#



not recruiting iconNOT RECRUITING


We hypothesized that LF stimulation of the SPG would increase parasympathetic outflow, activate sensory afferents and provoke a cluster-like attack.

Official Title

Sphenopalataine Ganglion (SPG) Stimulation in Cluster Headache Patients

Eligibility Criteria

Sexes Eligible for Study: All
Accepts Healthy Volunteers: No


Stanley Yung Liu, MD, DDS, FACS
Stanley Yung Liu, MD, DDS, FACS
Sleep surgeon, Sleep surgeon, Oral and maxillofacial surgeon
Associate Professor of Otolaryngology - Head & Neck Surgery (OHNS) and, by courtesy, of Surgery (Plastic and Reconstructive Surgery)

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Spectrum Child Health
(650) 724-1175