Clinical trials: Stenoses
Bile Duct Stricture
Suspended Overlength Biliary Stents Preventing Duodenobiliary Reflux in Patients With Biliary Stricture
Endoscopic insertion of plastic or metal stents in bile duct under endoscopic retrograde cholangiopancreatography is a well established treatment of distal malignant biliary obstruction.Biliary stents are widely used to relieve…
- Trial name
- NCT03310554
- Testing
- 26cm suspended overlength biliary stents, 30cm suspended overlength biliary stents, ordinary plastic biliary stents
- Where
- China
- Volunteers
- 117 people
- Sponsor
- Peking University Third Hospital
Primary Cardiomyopathy, Dilated Cardiomyopathy
Risk Stratification in Children and Adolescents With Primary Cardiomyopathy
RIKADA is a prospective study performing systematic family screening including clinical and genetic testing in pediatric patients with primary cardiomyopathy and their first-degree relatives with the aim to facilitate risk…
- Conditions
- Primary Cardiomyopathy, Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Left Ventricular Noncompaction
- Trial name
- RIKADA (NCT03572569)
- Where
- 2 sites in Germany
- Volunteers
- 200 people
- Sponsor
- German Heart Institute
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
Bile Duct Stricture
Intraintestinal Extended Biliary Stents Preventing Duodenobiliary Reflux in Patients With Biliary Stricture
Metal or plastic biliary stents placement under Endoscopic Retrograde Cholangiopancreatography(ERCP) is a well-established treatment for patients with benign biliary obstruction to relieve jaundice, a palliative treatment for…
- Trial name
- NCT04550819
- Testing
- intraintestinal extended biliary stents, ordinary plastic biliary stents
- Where
- China
- Volunteers
- 724 people
- Sponsor
- Peking University Third Hospital
Pulmonary Vein Stenosis
Predicting Pediatric Pulmonary Vein Stenosis Outcomes Using Data Acquired During a Cardiac Catheterization
This is a prospective, single center study which applies a standardized, comprehensive catheterization assessment to patients with a known or suspected diagnosis of pulmonary vein stenosis (PVS) who are undergoing a cardiac…
- Trial name
- NCT04696289
- Testing
- Standardized catheterization assessment
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Boston Children's Hospital
Pyloric Stenosis;Acquired, Congenital Heart Disease
Effects of Prostaglandin E1 Treatment on Pyloric Wall in Newborns
Prostaglandin E1 (PGE1) has been used in the medical treatment of ductal dependent critical congenital heart disease in neonates.
- Trial name
- EOPTOPWT (NCT04496050)
- Testing
- Prostaglandin E1
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- Hacettepe University
Biliary Stricture, Chronic Pancreatitis
Endoscopic Treatment of Biliary Stricture Caused by Chronic Pancreatitis
Benign biliary strictures can be endoscopically treated with plastic or self-expandable metal stents (SEMS). The purpose of the prospective randomized study is to compare the safety and feasibility of covered SEMS with multiple…
- Trial name
- NCT01085747
- Where
- Finland
- Volunteers
- 60 people
- Sponsor
- Helsinki University Central Hospital
Aortic Valve Stenosis, Aortic Valve Insufficiency
German TAVI-Register
The TAVI - Register is a Germany-wide scientific elevation in which data about the aortic valve treatment and the therapeutic consequences are documented.
- Trial name
- TAVI (NCT02815514)
- Where
- Germany
- Volunteers
- 3,000 people
- Sponsor
- Stiftung Institut fuer Herzinfarktforschung
Carotid Stenosis, Surgery
Revascularization of Extracranial Carotid Artery Stenosis
Investigate the current situation of carotid stenosis therapy in China. Establish the data bank of carotid stenosis revascularization (CAS and CEA) in China ,in order to get best quality control of the therapy, as well as confirm…
- Conditions
- Carotid Stenosis, Surgery, Stroke
- Trial name
- RECAS (NCT01994187)
- Testing
- Carotid endarterectomy, carotid angioplasty
- Where
- China
- Volunteers
- 2,100 people, healthy volunteers welcome
- Sponsor
- Xuanwu Hospital, Beijing
Aortic Stenosis, Gut Microbiome
Impact of Transcatheter Aortic Valve Implantation (TAVI) on the Gut Microbiota in Patients With Aortic Valve Stenosis
This study investigates the impact of transcatheter aortic valve implantation (TAVI) on the composition and function of the gut microbiota in patients with severe aortic valve stenosis.
- Conditions
- Aortic Stenosis, Gut Microbiome, Gut Microbiota, TAVI
- Trial name
- GUT-TAVI (NCT07052071)
- Testing
- TAVI
- Where
- Greece
- Volunteers
- 40 people
- Sponsor
- Hippocration General Hospital
Severe Aortic Stenosis
Safety & Efficacy Study of the Medtronic CoreValve® System-Treatment of Symptomatic Severe Aortic Stenosis With Significant Comorbidities in Extreme Risk Subjects Who Need Aortic Valve Replacement
To evaluate the safety and efficacy of the Medtronic CoreValve® System for the treatment of symptomatic severe aortic stenosis in subjects with significant comorbidities in whom the risk of surgical aortic valve replacement has a…
- Trial name
- NCT01675440
- Testing
- Medtronic CoreValve® System Transcatheter Aortic Valve Implantation (TAVI)
- Where
- 43 sites in United States
- Volunteers
- 782 people
- Sponsor
- Medtronic Cardiovascular
LAD (Left Anterior Descending) Coronary Artery Stenosis
Reconstruction of Diffusely Diseased Left Anterior Descending with Left Internal Mammary Artery On-lay Patch or Saphenous Vein Patch Without Endarterectomy by Opening the Whole Wall of the Diseased Segment(s) Has Less Risk and Fewer Complications Compared to Endarterectomy Technique
The objective of this study is to compare different surgical strategies for management of severely diseased LAD artery during CABG i.e. LIMA on-lay patch vs.
- Trial name
- NCT06835114
- Testing
- CABG, LIMA on lay patch, Safenous vein patch
- Volunteers
- 90 people
- Sponsor
- Assiut University
Sarcopenia, Aortic Valve Stenosis
Overal Survival After TAVI According to Sarcopenia
The goal of this observational study is to compare the overal survival after transcatheter aortic valve implantation (TAVI) according to sarcopenia status evaluated from preprocedural CT scans.
- Trial name
- TAVI_Sarx (NCT05672160)
- Testing
- CT evaluated sarcopenia
- Where
- Czechia
- Volunteers
- 930 people
- Sponsor
- Nemocnice AGEL Trinec-Podlesi a.s.
Hypertrophic Cardiomyopathy, Hypertrophic Obstructive Cardiomyopathy
Hypertrophic Cardiomyopathy Registry, Biobank and Imaging Data Repository
The Hearts in Rhythm Organization (HiRO) is a national network of Canadian researchers/clinicians, working towards a better understanding of the rare genetic causes of sudden cardiac death (SCD).
- Conditions
- Hypertrophic Cardiomyopathy, Hypertrophic Obstructive Cardiomyopathy, Familial Hypertrophic Cardiomyopathy, Cardiomyopathies
- Trial name
- HiRO-HCM (NCT05100420)
- Where
- 17 sites in Canada
- Volunteers
- 2,000 people
- Sponsor
- Montreal Heart Institute