Clinical trials: Stent Obstruction
Malignant Biliary Obstruction, Advanced Pancreatic Cancer and Cholangiocarcinoma
Improving a Bile Duct Drainage Procedure in Patients With Inoperable Cancer Blocking the Bile Ducts: Comparing Two Types of Endoscopically Placed Internal Stents to Prevent Blockage of a Lumen Apposing Metal Stent
This study looks at the best way to treat bile duct blockage in people with advanced cancer that cannot be removed by surgery. A blocked bile duct can cause serious symptoms like yellowing of the skin (jaundice), infection, and…
- Conditions
- Malignant Biliary Obstruction, Advanced Pancreatic Cancer and Cholangiocarcinoma, Inoperable Malignant Biliary Obstruction, Lumen Apposing Metal Stents
- Trial name
- Opti-LAMS (NCT07115420)
- Testing
- Fully covered self expanding metal stent (FCSEMS) within LAMS, Double pigtail stent (DPS) within LAMS
- Where
- New Zealand
- Volunteers
- 100 people
- Sponsor
- Waikato Hospital
Colorectal Cancer, Neoadjuvant Chemotherapy
Camrelizumab Combined With Neoadjuvant Chemotherapy After Stent Placement for Left-Sided Obstructive Colonic Cancer
Patients with obstruction are associated with worse oncologic outcomes compared with those having nonobstructive tumors. Conventionally, patients with malignant large bowel obstruction receive emergency surgery, with morbidity…
- Conditions
- Colorectal Cancer, Neoadjuvant Chemotherapy, Stent, Obstruction
- Trial name
- NACSOC-02 (NCT05202314)
- Testing
- Immunotherapy (Camrelizumab)
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Beijing Chao Yang Hospital
Urologic Injuries, Disorder of Urinary Stent
Indwelling Stent Discoloration Project
The aim of this study is to identify the root cause for the significant discolouration of Boston Scientific Percuflex based stents.
- Conditions
- Urologic Injuries, Disorder of Urinary Stent, Kidney Calculi, Urinary Tract Obstruction Due to Specified Cause
- Trial name
- NCT02007980
- Where
- Canada
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Kidney Stone, Ureter Obstruction
Is it Safe to Advance a Guidewire Through a Previously Placed Double j Stent?
In this prospective randomized controlled study, it is aimed to investigate the effects of guidewire advanced through a previously placed double j stent on postoperative complications, operation time and efficacy.
- Conditions
- Kidney Stone, Ureter Obstruction, Stent Complication
- Trial name
- NCT05265936
- Testing
- Passing a guidewire through a double j stent, Double J stent removal and guidewire insertion
- Where
- Turkey (Türkiye)
- Volunteers
- 88 people
- Sponsor
- Ankara Training and Research Hospital
Disorder of Urinary Stent, Ureteral Spasm
Randomized Trial of NSAID vs Placebo Prior to Ureteral Stent Removal
This study plans to learn more about whether ibuprofen can reduce pain after removal of a ureteral stent more than a placebo. Some patients experience pain after removal of a ureteral stent.
- Conditions
- Disorder of Urinary Stent, Ureteral Spasm, Ureteropelvic Junction Obstruction, Urolithiasis
- Trial name
- NCT02140970
- Testing
- Ibuprofen
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- University of Colorado, Denver
Colorectal Cancer, Neoadjuvant Chemotherapy
Neoadjuvant Chemotherapy Verse Surgery Alone After Stent Placement for Obstructive Colonic Cancer
Colorectal cancer is the fourth most common cancer in China. Up to 30% of patients with colorectal cancer present with an emergency obstruction of the large bowel at the time of diagnosis, and 70% of all malignant obstruction…
- Conditions
- Colorectal Cancer, Neoadjuvant Chemotherapy, Stent, Obstruction
- Trial name
- NACSOC (NCT02972541)
- Testing
- Stenting with neoadjuvant chemotherapy, Stenting with immediate Surgery
- Where
- 32 sites in China
- Volunteers
- 248 people
- Sponsor
- Beijing Chao Yang Hospital
Renal Artery Obstruction, Stents
Compare Effects of Intensive Versus Conventional Lipid-lowering Therapy in Patients With Severe Atherosclerotic Renal Artery Stenosis Undergoing Stent Placement
Although expert consensuses recommend the use of statins in the treatment of atherosclerotic renal artery stenosis, in patients with severe atherosclerotic renal artery stenosis undergoing stent placement, the related…
- Conditions
- Renal Artery Obstruction, Stents, Lipids, Glomerular Filtration Rate
- Trial name
- NCT03521700
- Testing
- Rosuvastatin
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Cholangiocarcinoma, Pancreatic Cancer
T-EUS for Gastrointestinal Disorders: A Multicenter Registry
The purpose of this registry is to record information and evaluate the impact of Endoscopic Ultrasound (EUS) Guided Endoscopic retrograde cholangiopancreatography (ERCP) on the management of pancreatico-biliary disorders.
- Conditions
- Cholangiocarcinoma, Pancreatic Cancer, Bile Duct Cancer, Biliary Stricture
- Trial name
- EUSERCPReg (NCT01522573)
- Testing
- EUS guided ERCP
- Where
- 2 sites in United States, Brazil
- Volunteers
- 1,000 people
- Sponsor
- Weill Medical College of Cornell University
Unresectable Cholangiocarcinoma, Biliary Obstruction
Photodynamic Therapy (PDT) Cholangiocarcinoma Registry
Currently, very few centers offer Photodynamic therapy for unresectable Cholangiocarcinoma in the United States. Several European studies have reported the efficacy and safety of Photodynamic Therapy (PDT) for Cholangiocarcinoma…
- Conditions
- Unresectable Cholangiocarcinoma, Biliary Obstruction, Stent Obstruction, Biliary Stricture
- Trial name
- PDTRegistry (NCT01524146)
- Testing
- Photodynamic Therapy
- Where
- 2 sites in United States
- Volunteers
- 200 people
- Sponsor
- Weill Medical College of Cornell University
Pelviureteric Junction Obstruction, Pyeloplasty
Dismembered Pyeloplasty With and Without After Coming Stent
to compare outcome of pyeloplasty in pediatric population less than 6 months in age using an after coming stent versus stentless pyeloplasty.
- Conditions
- Pelviureteric Junction Obstruction, Pyeloplasty, Neonatal Hydronephrosis, Obstructive Uropathy
- Trial name
- NCT02138877
- Testing
- After coming stent after dismembered pyeloplasty, Stentless dismembered pyeloplasty
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Bile Duct Obstruction, Disorder of Bile Duct Stent
The Usefulness of Endoscopic Ultrasound-guided Biliary Drainage With a Newly Designed Hybrid Metallic Stent
The purpose of this study is to investigate the feasibility and safety of endoscopic ultrasound-guided biliary drainage with a newly designed hybrid metallic stent.
- Conditions
- Bile Duct Obstruction, Disorder of Bile Duct Stent, Neoplasms
- Trial name
- NCT01862198
- Testing
- EUS-guided biliary drainage with a hybrid metallic stent
- Where
- 2 sites in South Korea
- Volunteers
- 27 people
- Sponsor
- Inje University