Daniel F. Bratbak

Trondheim, Norway

Last Updated: 09/26/2026

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Found 12 publications

Stage 1 Registered Report: Rationale, design and study protocol for a prospective, exploratory study Predicting Response to image-Guided Cryoneurolysis of the Greater Occipital Nerve (CryoGON) in Chronic Migraine Using a Conventional Greater Occipital Nerve Block.

Stage 1 Registered Report: Rationale, design and study protocol for a prospective, exploratory study Predicting Response to image-Guided Cryoneurolysis of the Greater Occipital Nerve (CryoGON) in Chronic Migraine Using a Conventional Greater Occipital Nerve Block.

Journal: F1000Research

Published: February 02, 2026

OnabotulinumtoxinA blockade of the sphenopalatine ganglion in treatment-resistant chronic migraine (MiBlock): rationale, design and study protocol for a multi-centre, investigator initiated, randomised, quadruple-blinded placebo-controlled trial.

OnabotulinumtoxinA blockade of the sphenopalatine ganglion in treatment-resistant chronic migraine (MiBlock): rationale, design and study protocol for a multi-centre, investigator initiated, randomised, quadruple-blinded placebo-controlled trial.

Journal: F1000Research

Published: January 28, 2026

Open label experience of repeated OnabotulinumtoxinA injections towards the sphenopalatine ganglion in patients with chronic cluster headache and chronic migraine.

Open label experience of repeated OnabotulinumtoxinA injections towards the sphenopalatine ganglion in patients with chronic cluster headache and chronic migraine.

Journal: Cephalalgia : an international journal of headache

Published: August 21, 2024

Onabotulinum toxin A block of the sphenopalatine ganglion in patients with persistent idiopathic facial pain: a randomized, triple-blind, placebo-controlled, exploratory, cross-over study.

Onabotulinum toxin A block of the sphenopalatine ganglion in patients with persistent idiopathic facial pain: a randomized, triple-blind, placebo-controlled, exploratory, cross-over study.

Journal: Cephalalgia : an international journal of headache

Published: July 12, 2023

OnabotulinumtoxinA injection towards the SPG for treating symptoms of refractory chronic rhinosinusitis with nasal polyposis: a pilot study.

OnabotulinumtoxinA injection towards the SPG for treating symptoms of refractory chronic rhinosinusitis with nasal polyposis: a pilot study.

Journal: Acta oto-laryngologica

Published: October 11, 2021

Open-Label, Multi-Dose, Pilot Safety Study of Injection of OnabotulinumtoxinA Toward the Otic Ganglion for the Treatment of Intractable Chronic Cluster Headache.

Open-Label, Multi-Dose, Pilot Safety Study of Injection of OnabotulinumtoxinA Toward the Otic Ganglion for the Treatment of Intractable Chronic Cluster Headache.

Journal: Headache

Published: January 06, 2020

Pilot Study of Injection of OnabotulinumtoxinA Toward the Sphenopalatine Ganglion for the Treatment of Classical Trigeminal Neuralgia.

Pilot Study of Injection of OnabotulinumtoxinA Toward the Sphenopalatine Ganglion for the Treatment of Classical Trigeminal Neuralgia.

Journal: Headache

Published: April 15, 2019

Long-Term Outcome of Patients With Intractable Chronic Cluster Headache Treated With Injection of Onabotulinum Toxin A Toward the Sphenopalatine Ganglion - An Observational Study.

Long-Term Outcome of Patients With Intractable Chronic Cluster Headache Treated With Injection of Onabotulinum Toxin A Toward the Sphenopalatine Ganglion - An Observational Study.

Journal: Headache

Published: June 22, 2018

Measurement and implications of the distance between the sphenopalatine ganglion and nasal mucosa: a neuroimaging study.

Measurement and implications of the distance between the sphenopalatine ganglion and nasal mucosa: a neuroimaging study.

Journal: The journal of headache and pain

Published: December 12, 2017

Depicting the pterygopalatine ganglion on 3 Tesla magnetic resonance images.

Depicting the pterygopalatine ganglion on 3 Tesla magnetic resonance images.

Journal: Surgical and radiologic anatomy : SRA

Published: July 25, 2017

Pilot study of sphenopalatine injection of onabotulinumtoxinA for the treatment of intractable chronic migraine.

Pilot study of sphenopalatine injection of onabotulinumtoxinA for the treatment of intractable chronic migraine.

Journal: Cephalalgia : an international journal of headache

Published: May 08, 2016

Pilot study of sphenopalatine injection of onabotulinumtoxinA for the treatment of intractable chronic cluster headache.

Pilot study of sphenopalatine injection of onabotulinumtoxinA for the treatment of intractable chronic cluster headache.

Journal: Cephalalgia : an international journal of headache

Published: June 26, 2015

Showing 1-12 of 12

Last Updated: 09/26/2026