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ClinicalTrials.gov public records Last synced Oct 4, 2026, 7:33 PM EDT

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Showing 25–48 of 115 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Synovial Cyst Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Sphenopalatine Ganglion Block to Treat Shoulder Pain During and/or After Cesarean

NCT02670057
View directory record Official record
Conditions
Ipsilateral Shoulder Pain
Interventions
Transnasal SPG block
Procedure
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older · Female only
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 14, 2017 · Synced Oct 4, 2026, 7:33 PM EDT
Not yet recruiting Not applicable Interventional

Dorsal Root Ganglion Stimulation After Lower Motor Neuron Damage

NCT07619300
View directory record Official record
Conditions
Spinal Cord Injuries, Lower Motor Neuron Disease
Interventions
Abbot Dorsal Root Ganglion Neurostimulator
Device
Lead sponsor
Peter J. Grahn, Ph.D.
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Not listed No phase listed Observational

Chromatic Pupillometry to Assess the Melanopsin-Light Pathway in Progressive Supranuclear Palsy

NCT03330353
View directory record Official record
Conditions
PSP - Progressive Supranuclear Palsy, PD - Parkinson's Disease, AD - Alzheimer's Disease, ALS (Amyotrophic Lateral Sclerosis)
Interventions
Pupillometry
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 4, 2026, 7:33 PM EDT
Withdrawn Phase 2 Interventional

RCT of SPG Blocks for Post-dural Headache

NCT03560349
View directory record Official record
Conditions
Post-Dural Puncture Headache
Interventions
Lidocaine HCl Gel 2%, placebo gel
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 4, 2026, 7:33 PM EDT
Recruiting Phase 4 Interventional

Regional Anesthesia in Minimally Invasive Lumbar Spine Surgery

NCT05029726
View directory record Official record
Conditions
Lumbar Spinal Stenosis, Lumbar Disc Herniation, Lumbar Spondylolisthesis, Lumbar Spondylosis, Lumbar Radiculopathy, Lumbar Spine Instability, Synovial Cyst, Degenerative Disc Disease, Degenerative Spondylolisthesis, Degenerative Intervertebral Discs
Interventions
Bupivacaine-Epinephrine 0.25%-1:200,000 Injectable Solution plus clonidine, normal saline
Drug
Lead sponsor
John O'Toole
Other
Eligibility
18 Years to 80 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Not applicable Interventional Results available

Stellate Ganglion Blockade to Reduce Cardiac Anxiety and PTSD Symptoms in Cardiac Arrest Survivors

NCT04582396
View directory record Official record
Conditions
PTSD, Cardiac Arrest, Anxiety and Fear, Sleep Disturbance, Health Behavior
Interventions
stellate ganglion block injection, Normal saline injection, Psychoeducation
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Therapeutic Epidural Patch Versus Pain Block in the Midface for Headache

NCT03112720
View directory record Official record
Conditions
Postdural Puncture Headache
Interventions
Epidural Blood Patch, Sphenopalatine Ganglion Block
Device · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
13 Years to 92 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
2
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 4, 2026, 7:33 PM EDT
Active, not recruiting Not applicable Interventional

Stellate Ganglion Block for PTSD

NCT05169190
View directory record Official record
Conditions
Post-traumatic Stress Disorder
Interventions
Stellate Ganglion Block, Sham Stellate Ganglion Block
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
6
States / cities
Long Beach, California • Tampa, Florida • Minneapolis, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Oct 4, 2026, 7:33 PM EDT
Recruiting Phase 2 Interventional

Clinical Trial of Endoscopically Guided Injection of Exparel (Bupivacaine) for the Treatment of Craniofacial Pain

NCT04930887
View directory record Official record
Conditions
Craniofacial Pain, Migraine, Cluster Headache, Trigeminal Autonomic Cephalgia, Sphenopalatine Ganglion Neuralgia, Paroxysmal Hemicrania
Interventions
Exparel (Bupivacaine Liposome), Saline
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Phase 4 Interventional Results available

(SGB) in Men Treated for Prostate Cancer Improve Hot Flashes

NCT03796195
View directory record Official record
Conditions
Prostate Cancer, Hot Flashes
Interventions
.5% Bupivacaine
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 25, 2023 · Synced Oct 4, 2026, 7:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Sphenopalatine Ganglion Block Study

NCT05707754
View directory record Official record
Conditions
Sphenopalatine Ganglion Nerve Block
Interventions
Bupivacaine, angiocatheter
Drug · Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 4, 2026, 7:33 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Will a Hands on Technique Applied to the Face Increase the Tear Production in Participants

NCT07632183
View directory record Official record
Conditions
Increased Production of Tears
Interventions
sphenopalatine ganglion release
Procedure
Lead sponsor
Edward Via Virginia College of Osteopathic Medicine
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Spartanburg, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Phase 4 Interventional Results available

Treatment of Post-dural Puncture Headache in Postpartum Patients: Sphenopalatine Ganglion Block to Epidural Blood Patch.

NCT02962427
View directory record Official record
Conditions
Headache
Interventions
Sphenopalatine ganglion Block, Epidural blood patch
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 23, 2020 · Synced Oct 4, 2026, 7:33 PM EDT
Completed Phase 1 Interventional

Temporary Celiac Ganglion Block as a Test Before Celiac Ganglion Resection for Dysautonomia-Related Bowel Dysmotility

NCT04121338
View directory record Official record
Conditions
Dysautonomia
Interventions
Celiac ganglion block, Liposomal bupivacaine
Procedure · Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
15 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Phase 3 Interventional Results available

PRP vs Corticosteroid in Baker's Cyst

NCT02249377
View directory record Official record
Conditions
Baker's Cyst
Interventions
Platelets-Rich-Plasma, Corticosteroid
Other · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 18, 2020 · Synced Oct 4, 2026, 7:33 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Augmenting Massed Prolonged Exposure With a Stellate Ganglion Block to Treat PTSD

NCT04302181
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic
Interventions
Ropivacaine injection
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Fort Sam Houston, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 9, 2022 · Synced Oct 4, 2026, 7:33 PM EDT
Completed No phase listed Observational

Stellate Ganglion Block to Treat Long COVID 19 Case Series

NCT05812209
View directory record Official record
Conditions
Long COVID, Long Covid19, Post-COVID-19 Syndrome, Post Acute COVID-19 Syndrome, Dysautonomia, Anosmia, Dysgeusia, Brain Fog, Muscle Pain, Shortness of Breath, Dizziness, Fatigue Post Viral, Cough, Menstrual Cycle Abnormal, Pain
Interventions
Stellate Ganglion Block
Procedure
Lead sponsor
Metamorphosis LTD
Other
Eligibility
Not listed
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Cañon City, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 4, 2026, 7:33 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment

NCT06104280
View directory record Official record
Conditions
Opioid Use Disorder, Sleep Disturbance
Interventions
Post-Illumination Pupillary Response (PIPR), Polysomnography, Multiple Sleep Latency Test, Ecological Momentary Assessments, Actigraphy, DLMO, Melatonin Suppression Test
Other · Behavioral · Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Recruiting Phase 4 Interventional

Stellate Ganglion Block

NCT06271707
View directory record Official record
Conditions
Esophagectomy, Pneumonectomy, Lobectomy
Interventions
0.5% bupivacaine, Saline
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Completed No phase listed Observational

Macular Ganglion Cell Analysis (GCA) of the Cirrus HD-OCT in Glaucoma

NCT01272102
View directory record Official record
Conditions
Glaucoma
Interventions
Not listed
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
40 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Palo Alto, California • Miami, Florida • Dallas, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Oct 4, 2026, 7:33 PM EDT
Completed Phase 1 Interventional

Sphenopalatine Ganglion Block to Treat Shoulder Pain After Thoracotomy

NCT02733393
View directory record Official record
Conditions
Ipsilateral Shoulder Pain
Interventions
Sphenopalatine Ganglion (SPG) Block, lidocaine
Procedure · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 2, 2017 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Phase 1 Interventional Results available

Stellate Ganglion Blockade in Corona Virus 2019 (COVID-19) Positive Patients

NCT04445337
View directory record Official record
Conditions
COVID 19, ARDS
Interventions
Stellate Ganglion Block
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 20, 2025 · Synced Oct 4, 2026, 7:33 PM EDT
Recruiting Phase 4 Interventional

Adaptive Optics OCT Evaluation of Rhopressa's Effects on the Retinal Ganglion Cells in Glaucoma Patients

NCT07847073
View directory record Official record
Conditions
Open Angle Glaucoma (OAG), Glaucoma
Interventions
Netarsudil 0.02% Ophthalmic Solution [RHOPRESSA], Timolol Maleate 0.25% Ophthalmic Solution
Drug
Lead sponsor
Brett King
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 4, 2026, 7:33 PM EDT
Terminated Not applicable Interventional

Outcomes After Dorsal Wrist Ganglia Excision With or Without PIN

NCT04932122
View directory record Official record
Conditions
Wrist Ganglion, Ganglion Cysts, Hand Ganglion, Denervation Atrophy
Interventions
Dorsal wrist ganglion alone (DWG), DWG/PIN
Procedure
Lead sponsor
Kenneth Taylor, M.D.
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Camp Hill, Pennsylvania • Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 4, 2026, 7:33 PM EDT