Clinical trials: Stricture
Lumbar Spondylolisthesis Involving L4-L5
Survivorship of Decompression Alone Vs Decomp With Fusion in DLS and LCS
There has been a long-standing controversy on the operative treatment of Degenerative Lumbar Spondylolisthesis (DLS) with Lumbar Canal Stenosis (LCS), especially whether the addition of fusion to decompression is necessary.
- Trial name
- NCT05386381
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Robert Jones and Agnes Hunt Orthopaedic and District NHS Trust
Pancreatitis, Chronic, Stricture; Bile Duct
GORE® VIABIL® Biliary Endoprosthesis in the Treatment of Benign Biliary Strictures Secondary to Chronic Pancreatitis
This study will evaluate the safety and effectiveness of the GORE® VIABIL® Biliary Endoprosthesis in the treatment of benign biliary strictures secondary to Chronic Pancreatitis (CP).
- Trial name
- VIABILITY (NCT05820009)
- Testing
- GORE® VIABIL® Biliary Endoprosthesis, GORE® VIABIL® Short Wire Biliary Endoprosthesis
- Where
- 2 sites in United States
- Volunteers
- 133 people
- Sponsor
- W.L.Gore & Associates
Aortic Valve Disease
Aortic Valve Diseases RISk facTOr assessmenT and Prognosis modeL Construction
This study is a multicenter cohort study including patients diagnosed with aortic valve disease during hospitalization, including aortic insufficiency and aortic valve stenosis.
- Trial name
- ARISTOTLE (NCT06069232)
- Where
- 7 sites in China
- Volunteers
- 2,000 people
- Sponsor
- Sun Yat-sen University
Aortic Geometry, Vascular Remodeling
Impact of Aortic Geometry on Vascular Remodeling After Stent Implantation in Coarctation of the Aorta
This study aims to assess: 1. Aortic geometrical changes and their relationship to hypertension and cardiovascular events. 2. Aortic geometrical differences between healthy individuals and patients with repaired coarctation of…
- Conditions
- Aortic Geometry, Vascular Remodeling, Coarctation of Aorta, Blood Pressure
- Trial name
- NCT07131111
- Testing
- CT aortography, CMR
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Carotid Stenoses
Stroke and Panorama - Analyzing Carotid Endocalcifications (SPACE)
The odontological radiology method Panorama is known to be able to spot calcifications in the area of the carotid arteries. The calcifications could be carotid stenoses which is affiliated with an increased risk of stroke.
- Trial name
- SPACE (NCT00514644)
- Testing
- Carotid ultrasound examination, Panorama examination
- Where
- Sweden
- Volunteers
- 266 people
- Sponsor
- Umeå University
Aortic Stenosis
Early Surgery Versus Conventional Treatment in Very Severe Aortic Stenosis
The optimal timing of surgical intervention remains controversial in asymptomatic patients with very severe aortic stenosis. The investigators therefore try to compare long-term clinical outcomes of early surgery with those of…
- Trial name
- RECOVERY (NCT01161732)
- Testing
- Early surgery
- Where
- 4 sites in South Korea
- Volunteers
- 145 people
- Sponsor
- Asan Medical Center
Constriction, Pathologic
FLAIR™ Delivery System Study
The objective of this clinical study is to evaluate the performance of the Optimized FLAIR™ Delivery System.
- Trial name
- FLAIR DS (NCT00614315)
- Testing
- FLAIR™ Endovascular Stent Graft
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- C. R. Bard
Biliary Stricture, Stent Stenosis
Metal and Plastic Biliary Stents to Drain Malignant Distal Biliary Strictures.
Multicentric Italian registry aimed to evaluated the role and results of plastic and metal stents in the treatment of malignant distal biliary strictures
- Trial name
- PROTESIED (NCT05761496)
- Testing
- Biliary stents insertion
- Where
- Italy
- Volunteers
- 871 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Stroke, Carotid Stenosis
Study of Early Versus Delayed Carotid Endarterectomy (CEA) for Small to Medium-sized Ischemic Stroke Caused by High-grade Carotid Stenosis
Pilot study of early versus delayed carotid endarterectomy (CEA) for small to medium-sized ischemic stroke caused by high-grade carotid stenosis.
- Trial name
- NCT00315562
- Testing
- carotid endarterectomy
- Where
- United States
- Sponsor
- University of California, San Diego
Degenerative Lumbar Spinal Stenosis
A Follow-up Study to Evaluate the Efficacy and Safety of Novomax in Posterior Lumbar Interbody Fusion
This is a long-term follow-up study for more than 3 years to evaluate the efficacy and safety of bioactive glass-ceramic intervertebral spacer (Novomax) in posterior lumbar interbody fusion.
- Trial name
- NCT03532945
- Testing
- Bioactive Glass-Ceramic Spacer, Titanium cage
- Volunteers
- 62 people
- Sponsor
- BioAlpha Inc.
Aortic Valve Stenosis, Aortic Stenosis
CAPTURE-2: Controlled Arterial Protection to Ultimately Remove Embolic Material
The objective of this study is to demonstrate safety and efficacy of the EmStop Embolic Protection System when used as indicated to capture and remove thrombus/debris during self-expanding transcatheter aortic valve replacement…
- Conditions
- Aortic Valve Stenosis, Aortic Stenosis, Aortic Valve Disease
- Trial name
- NCT07276711
- Testing
- EmStop Embolic Protection System, Boston Scientific Sentinel
- Where
- 7 sites in United States
- Volunteers
- 663 people
- Sponsor
- EmStop Inc
Coronary Artery Disease
Measurements to Assess Severity of Epicardial Stenoses
Newly developed diagnostic parameters have potential to differentiate between epicardial disease and microvascular dysfunction with the help of anatomical details and physiological endpoints and can be used in present clinical…
- Trial name
- MASES (NCT00760630)
- Testing
- FFR/CFR and IVUS
- Where
- 2 sites in United States
- Volunteers
- 10 people
- Sponsor
- University of Cincinnati
Degenerative Disc Disease, Degenerative Spondylolisthesis
The Five-repetition Sit-to-stand Test for Lower Back Pain or Radiculopathy
The five-repetition sit-to-stand test (5R-STS) has been used in many medical disciplines, but has never been correlated with or validated in regard to degenerative spinal diseases.
- Conditions
- Degenerative Disc Disease, Degenerative Spondylolisthesis, Herniated Disc, Stenosis, Spinal
- Trial name
- 5R-STS (NCT03303300)
- Where
- Netherlands
- Volunteers
- 237 people, healthy volunteers welcome
- Sponsor
- Marc Schröder
Jaundice
Prospective Randomized Study of PTC and EUS-guided Drainage of the Bile Duct
At this time, endoscopic retrograde cholangiopancreatography (ERCP) stay the gold standard method to achieve biliary drainage in case of malignant or benign stricture.
- Trial name
- NCT01499537
- Testing
- biliary drainage, EUS guided biliary drainage
- Where
- 3 sites in France, Monaco
- Volunteers
- 65 people
- Sponsor
- Institut Paoli-Calmettes
Coronary Stenosis
Saline-induced Distal to Aortic Coronary Pressure Ratio vs. Resting and Hyperemic Indices of Coronary Artery Stenosis Severity
The presence of inducible myocardial ischemia is considered as the prerequisite for the clinical benefit of coronary revascularization.
- Trial name
- SALINE (NCT04284345)
- Testing
- Saline Pd/Pa
- Where
- Switzerland
- Volunteers
- 90 people
- Sponsor
- University Hospital, Geneva
Esophageal Stenosis, Anastomotic Stenosis
Efficacy of Topical Mitomycin C for Complex Benign Esophageal Anastomotic Strictures
This study evaluates Mitomycin C as treatment for dysphagia in adult subjects with documented complex esophageal anastomotic strictures.
- Trial name
- NCT04037072
- Testing
- Mitomycin C, Control
- Where
- United States
- Sponsor
- Fox Chase Cancer Center
Coronary Artery Disease
Prevention of Autogenous Vein Graft Failure in Coronary Artery Bypass Procedures
The purpose of this study is to determine the efficacy of graft pretreatment with CGT003 (E2F Duplex Decoy), as compared to placebo, on the incidence of patients experiencing vein graft failure after coronary artery bypass…
- Trial name
- NCT00042081
- Testing
- CGT003 (E2F Duplex Decoy)
- Where
- 154 sites in United States
- Volunteers
- 3,000 people
- Sponsor
- Anesiva, Inc.
Cholangiopancreatography, Endoscopic Retrograde, Biliary Stricture
Prospective Evaluation of Biliary Tissue Sampling With ERCP
The purpose of this study is to assess the safety, outcomes and performance characteristics of multiple biliary sampling techniques including but not limited to: single operator cholangioscopy (SOC) directed biopsies…
- Conditions
- Cholangiopancreatography, Endoscopic Retrograde, Biliary Stricture, Biliary Tract Diseases, Cholangiocarcinoma
- Trial name
- NCT04572711
- Where
- United States
- Volunteers
- 327 people
- Sponsor
- Mayo Clinic
Transcatheter Aortic Valve Implantation (TAVI), Aortic Valve Stenosis
Clinical Feasibility and Evaluation Study of POINT-GUARD Embolic Protection Device During TAVR (GUARDIAN)
The purpose of this study is to assess the feasibility and safety of the Transverse Medical, Inc. Point-Guard device. This feasibility study is a limited clinical investigation of the Point-Guard device.
- Conditions
- Transcatheter Aortic Valve Implantation (TAVI), Aortic Valve Stenosis, Transcatheter Aortic Valve Replacement
- Trial name
- GUARDIAN (NCT06962371)
- Testing
- cerebral embolic protection
- Where
- Australia
- Volunteers
- 30 people
- Sponsor
- Transverse Medical, Inc.
Biliary Disease Tract, Biliary Stenosis
Supra-papillary Versus Trans-papillary Biliary Stenting in Malignant Peri-hilar Stenosis
This is a randomized controlled trial comparing patients with obstructive jaundice due to malignancies of the perihilar area of bile ducts and undergoing both preoperative and palliative biliary drainage.
- Conditions
- Biliary Disease Tract, Biliary Stenosis, Biliary Stents
- Trial name
- SupraBilS (NCT07325877)
- Testing
- ERCP with suprapapillary stent placement, ERCP with transpapillary stent placement
- Volunteers
- 70 people
- Sponsor
- Azienda Ospedaliera Universitaria Integrata Verona
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