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ClinicalTrials.gov public records Last synced Oct 25, 2026, 2:30 PM EDT

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Showing 673–696 of 2,394 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obstruction Clear all
Completed Phase 2 Interventional Results available

A Study Evaluating the Effects of Ataciguat (HMR1766) on Aortic Valve Calcification

NCT02481258
View directory record Official record
Conditions
Aortic Valve Stenosis
Interventions
Ataciguat (HMR1766), Placebo Comparator: Matching Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 25, 2026, 2:30 PM EDT
Completed No phase listed Observational

Gene First Approach to Connective Tissue Disease

NCT04664478
View directory record Official record
Conditions
Abnormal Elastogenesis, Vascular Diseases, Connective Tissue Diseases
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 100 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 25, 2026, 2:30 PM EDT
Not listed Not applicable Interventional

Nasogastric Tube Clamping Trial vs. Immediate Removal

NCT04001985
View directory record Official record
Conditions
Small Bowel Obstruction, Ileus
Interventions
No clamp trial, Clamp trial
Other
Lead sponsor
University of Illinois College of Medicine at Peoria
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 30, 2019 · Synced Oct 25, 2026, 2:30 PM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Study Evaluating Sphenopalatine Ganglion Block (SPGB) for Treatment of Postdural Puncture Headache (PDPH)

NCT02365909
View directory record Official record
Conditions
Postdural Puncture Headache
Interventions
0.5% bupivacaine, normal saline
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2017 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 3 Interventional Results available

A 3-month Study to Assess the Safety of ONS-5010 in Subjects With Visual Impairment Due to Retinal Disorders

NCT04516278
View directory record Official record
Conditions
Age-related Macular Degeneration, Neovascular Age-related Macular Degeneration, Wet Macular Degeneration, BRVO - Branch Retinal Vein Occlusion, Diabetic Macular Edema
Interventions
bevacizumab
Biological
Lead sponsor
Outlook Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
20
States / cities
Tucson, Arizona • Beverly Hills, California • Glendale, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 4 Interventional Results available

Liposomal Bupivacaine Interscalene Blocks for Rotator Cuff Repair

NCT03587584
View directory record Official record
Conditions
Acute Pain
Interventions
liposomal bupivacaine, Bupivacaine
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Not applicable Interventional

VeSpAR: Comparing Vessel-Sparing Anastomotic Repair and Transecting Anastomotic Repair in Isolated Short Bulbar Strictures.

NCT03572348
View directory record Official record
Conditions
Urethral Stricture, Surgery, Urologic Diseases
Interventions
Transecting anastomotic repair (tAR), Vessel-sparing anastomotic repair (vsAR)
Procedure
Lead sponsor
University Hospital, Ghent
Other
Eligibility
18 Years and older · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Syracuse, New York • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Oct 25, 2026, 2:30 PM EDT
Active, not recruiting Not applicable Interventional

Comparing PFO Outcomes of the Occlutech Flex II PFO Occluder to Standard of Care PFO Occlusion

NCT05069558
View directory record Official record
Conditions
Stroke, Patent Foramen Ovale, PFO
Interventions
Investigational PFO Closure Device, Standard of Care PFO Closure Device
Device
Lead sponsor
Occlutech International AB
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
27
States / cities
Phoenix, Arizona • Stanford, California • Thousand Oaks, California + 20 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 25, 2026, 2:30 PM EDT
Withdrawn Phase 4 Interventional

EXPAREL Facia Iliaca Compartment Block for Intertrochanteric Hip Fracture

NCT03955458
View directory record Official record
Conditions
Hip Fractures, Intertrochanteric Fractures
Interventions
EXPAREL, Ropivacaine, Bupivacaine Hydrochloride
Drug
Lead sponsor
Pacira Pharmaceuticals, Inc
Industry
Eligibility
65 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 27, 2020 · Synced Oct 25, 2026, 2:30 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Supplemental Oxygen and Oxygen Desaturations in Colonoscopies

NCT07515755
View directory record Official record
Conditions
Oxygen Desaturation, Apnea (Central and Obstructive), Airway Obstruction
Interventions
Breath-synchronized oxygen, CPAP, Control
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
South Jordan, Utah
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 25, 2026, 2:30 PM EDT
Not listed Not applicable Interventional

Monitored Controlled Intermittent Alternate Occlusion (CIAO) Therapy for Intermittent Exotropia

NCT02902887
View directory record Official record
Conditions
Intermittent Exotropia
Interventions
Controlled Intermittent Alternate Occlusion (CIAO ) glasses
Device
Lead sponsor
Salus University
Other
Eligibility
3 Years to 11 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2019 · Synced Oct 25, 2026, 2:30 PM EDT
Withdrawn Phase 4 Interventional

ShuntCheck Accuracy in Detecting Shunt Obstruction Normal Pressure Hydrocephalus (NPH) Patients

NCT00793416
View directory record Official record
Conditions
Normal Pressure Hydrocephalus
Interventions
Shunt flow detection
Device
Lead sponsor
NeuroDx Development
Industry
Eligibility
35 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Oct 25, 2026, 2:30 PM EDT
Terminated Phase 3 Interventional Results available

Paravertebral Block (PVC) Versus Pectoral Nerve Block (PEC)

NCT03152929
View directory record Official record
Conditions
Breast Cancer
Interventions
Paravertebral Block, Pectoral Nerve Block
Drug
Lead sponsor
Corewell Health West
Other
Eligibility
18 Years and older · Female only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 6, 2023 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Faricimab in Participants With Macular Edema Secondary to Central Retinal or Hemiretinal Vein Occlusion

NCT04740931
View directory record Official record
Conditions
Macular Edema, Central Retinal Vein Occlusion, Hemiretinal Vein Occlusion
Interventions
Faricimab, Aflibercept, Sham Procedure
Drug · Procedure
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
729 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
57
States / cities
Mesa, Arizona • Phoenix, Arizona • Tucson, Arizona + 52 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Early Phase 1 Interventional

Ultrasound Guided Serratus Anterior Plane Block in ED Patients With Rib Fractures

NCT06299137
View directory record Official record
Conditions
Rib Fractures, Pain Acute, Regional Anesthesia, Opioid Use
Interventions
Serratus Anterior Plane Block, Ropivacaine injection
Procedure · Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of Alfimeprase in Subjects With Occluded Catheters

NCT00322270
View directory record Official record
Conditions
Thrombosis, Venous Thrombosis, Catheter Occlusion
Interventions
Alfimeprase
Drug
Lead sponsor
ARCA Biopharma, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
18
States / cities
Casa Grande, Arizona • Soquel, California • Boynton Beach, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 15, 2008 · Synced Oct 25, 2026, 2:30 PM EDT
Terminated Not applicable Interventional Results available

Visualization of Cerebral Arteries Using Contrast-Enhanced Transcranial Ultrasound in Stroke Patients

NCT00282841
View directory record Official record
Conditions
Stroke
Interventions
ultrasound
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2019 · Synced Oct 25, 2026, 2:30 PM EDT
Terminated No phase listed Observational

Early Infancy Ureteral Reimplantation for Distal Ureteral Obstruction

NCT02419339
View directory record Official record
Conditions
Ureteral Obstruction, Urinary Diversion
Interventions
Extravesical ureteral reimplantation
Procedure
Lead sponsor
University of Nebraska
Other
Eligibility
Up to 6 Months
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 6, 2023 · Synced Oct 25, 2026, 2:30 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Ozurdex Versus Ranibizumab Versus Combination for Central Retinal Vein Occlusion

NCT01827722
View directory record Official record
Conditions
Macular Edema, Central Retinal Vein Occlusion
Interventions
Ozurdex, Ranibizumab, Combination Ozurdex with Ranibizumab PRN
Drug
Lead sponsor
Valley Retina Institute
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
5
States / cities
Beverly Hills, California • Lakeland, Florida • Winter Haven, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 4 Interventional Results available

A Study Evaluating Dosing Regimens for Treatment With Intravitreal Ranibizumab Injections in Subjects With Macular Edema Following Retinal Vein Occlusion

NCT01277302
View directory record Official record
Conditions
Macular Edema
Interventions
Ranibizumab
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
42
States / cities
Phoenix, Arizona • Tucson, Arizona • Beverly Hills, California + 38 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Not applicable Interventional

Comparison Between Epidural and Bilateral Paravertebral Blocks in Liver Resection

NCT01407666
View directory record Official record
Conditions
Liver Disease, Pain
Interventions
paravertebral blocks
Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 3, 2014 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Phase 2 Interventional Results available

Erector Spinae Plane Block for Uncomplicated Renal Colic

NCT05625802
View directory record Official record
Conditions
Renal Colic, Kidney Stone
Interventions
Erector Spinae Plane Block (ESPB), Ropivacaine
Procedure · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Oct 25, 2026, 2:30 PM EDT
Withdrawn Phase 3 Interventional

Safety Study of Positive Airway Pressure Via a Nasal Mask in Obese Patients

NCT01627925
View directory record Official record
Conditions
Upper Airway Obstruction
Interventions
nasal mask and continuous positive airway pressure
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 18, 2017 · Synced Oct 25, 2026, 2:30 PM EDT
Completed Not applicable Interventional Results available

REFORM Clinical Study: Treatment of Renal Artery Stenosis With the Formula Balloon-Expandable Stent

NCT00631540
View directory record Official record
Conditions
Renal Artery Stenosis
Interventions
Formula Balloon-Expandable Stent
Device
Lead sponsor
Cook Group Incorporated
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
7
States / cities
Ocala, Florida • Orlando, Florida • New York, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2013 · Synced Oct 25, 2026, 2:30 PM EDT