Clinical trials: Confocal Laser Endomicroscopy
Change of Image Quality of CLE
Evaluation of Image Quality Over Time After Injection of the fluorescein Sodium for Confocal Laser Endomicroscopy
Confocal laser endomicroscopy (CLE) is a newly developed endoscopic technique. The most commonly used fluorescent substance is Fluorescein sodium.The plasma half-life of fluorescein is 11 minutes.
- Trial name
- NCT01042171
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shandong University
Digestive System Diseases
Confocal Laser Endomicroscopy in Digestive Diseases
Confocal laser endomicroscopy (CLE) is a newly endoscopic device that enables microscopic view of the digestive tract. The purpose of this study is to determine if confocal laser endomicroscopy can improve detection of digestive…
- Trial name
- NCT01156064
- Testing
- Confocal Laser Endomicroscopy (Pentax/Optiscan), Narrow Band Imaging/Auto Fluorescence Imaging (Olympus)
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Chinese PLA General Hospital
Eosinophilic Esophagitis
Confocal Laser Endomicroscopy in Patients With Eosinophilic Esophagitis
Confocal laser endomicroscopy enables in vivo microscopic imaging within the mucosa layer of the gut at a subcellular resolution.
- Trial name
- NCT01234376
- Testing
- Confocal laser endomicroscopy
- Where
- Germany
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Gastroesophageal Reflux Disease
Detection of Minimal Change Esophagitis Using Confocal Laser Endomicroscopy
This is an observational, prospective and pilot study to determine through confocal endomicroscopy diagnostic microscopic features detectable at the gastroesophageal junction of patients with non-erosive gastroesophageal reflux…
- Trial name
- NCT00954070
- Testing
- Confocal endomicroscope (Pentax Model EC3870K)
- Where
- Singapore
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- National University Hospital, Singapore
Crohn Disease
Characterization of Crohn's Disease at Confocal Laser Endomicroscopy (CLE) and Related to Disease Activity
A blinded prospective observation and methodology study with Confocal Laser Endomicroscopy (CLE) together with standard white light colonoscopy including inter- and intra-observation of patients with Crohn's disease.
- Trial name
- NCT01738529
- Testing
- CLE ileocolonoscopy
- Where
- Denmark
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Herlev Hospital
Probe-based Confocal Laser Endomicroscopy, Artificial Intelligence
Automatic Classification of Colorectal Polyps Using Probe-based Endomicroscopy With Artificial Intelligence
Probe-based confocal laser endomicroscopy (pCLE) is an endoscopic technique that enables real-time histological evaluation of gastrointestinal mucosa during ongoing endoscopy examination.
- Conditions
- Probe-based Confocal Laser Endomicroscopy, Artificial Intelligence, Colorectal Polyps
- Trial name
- NCT03787784
- Testing
- AI presentation
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Shandong University
Food Allergy
Endomicroscopy in Patients With Food Allergy: a New Diagnostic Option
The purpose of this study is to evaluate the endoscopic diagnostic options of the endomicroscopy in patients with food intolerance.
- Trial name
- NCT01072084
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Irritable Bowel Syndrome, Inflammatory Bowel Disease
Assessment of Small Intestinal Bowel Epithelial Gaps in Irritable Bowel Syndrome
The study aims to: 1. Determine whether the density of epithelial gaps in terminal ileum of patients with irritable bowel syndrome (IBS) is different from that in inflammatory bowel disease (IBD) patients and normal controls by…
- Trial name
- NCT01632488
- Where
- China
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Shandong University
Inflammatory Bowel Disease
Association Between Inflammatory Activities and Gap Density
The study aims to: 1. To determine the relationship between inflammatory activities and epithelial gaps in IBD by CLE and evaluate epithelial gaps healing via dexamethasone treatment. 2.
- Trial name
- NCT01758926
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Shandong University
IBS, Food Intolerance
Confocal Laser Endomicroscopy in IBS Patients
This study will assess dynamic effects of two major antigens on the duodenal mucosa by confocal laser endomicroscopy (CLE). Patients will be blinded to the antigens used (wheat, yeast).
- Trial name
- NCT02313207
- Testing
- FODMAP
- Where
- Germany
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital Schleswig-Holstein
Irritable Bowel Syndrome, Food Sensitivity
Confocal Laser Endomicroscopy to Determine Influence of Food Antigens on Mucosal Integrity
Irritable bowel syndrome (IBS) is mainly associated with food intolerance and presents a particular challenge in gastrointestinal practice.
- Conditions
- Irritable Bowel Syndrome, Food Sensitivity, Healthy Controls
- Trial name
- RDS_CLE (NCT05056610)
- Testing
- food antigens on duodenal mucosa
- Where
- Germany
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Gastrointestinal Imaging With pCLE
Effect of Buscopan on Gastrointestinal Imaging Quality With Probe-based Confocal Laser Endomicroscopy
Gastrointestinal cancer has developed into a serious health problem in China. 80%-90% patients were detected at middle and later stage. The five-year survival rate for advanced cancer patients is less than 10%.
- Trial name
- NCT02725398
- Testing
- Buscopan, Scopolamine, physiological saline
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Xijing Hospital of Digestive Diseases
Functional Dyspepsia
Confocal Laser Endomicroscopy Based Diet in Functional Dyspepsia
After a thorough baseline evaluation, functional dyspepsia (FD) patients will be exposed to nutrients while undergoing confocal laser endomicroscopy (CLE).
- Trial name
- CLEFD (NCT05666154)
- Testing
- Real diet, Wheat exclusion diet, Soy exclusion diet
- Where
- Belgium
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Using Copolamine Butylbromide in Probe-based Confocal Laser Endomicroscopy for Gastroendoscopy Examination
The Application of Spasmolytic in PCLE Examination of Superior Gastrointestinal Endoscope
Scopolamine butylbromide might be helpful for the outcome of superior gastrointestinal endoscope examination.
- Trial name
- NCT02811341
- Testing
- Scopolamine Hydrobromide, normal saline
- Where
- China
- Volunteers
- 122 people, healthy volunteers welcome
- Sponsor
- Shandong University
Endonasal Surgery, Endoscopic Sinus Surgery
In Vivo Imaging of the Olfactory Epithelium Using Confocal Laser Endomicroscopy
This research is being done to better characterize the part of the nose that helps people smell. Currently, the only ways to study smell loss mostly rely on how people report it, rather than being able to see the underlying…
- Conditions
- Endonasal Surgery, Endoscopic Sinus Surgery, Olfactory Dysfunction
- Trial name
- NCT07546617
- Testing
- CONVIVO system, Fluorescein injection, USP 10%
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center
Inflammatory Bowel Disease, Ulcerative Colitis
Assessment of Colonic Permeability by Confocal Laser Endomicroscopy
The purpose of this study is to evaluate the efficacy of confocal laser endomicroscopy in assessment of colonic permeability against conventional sugar absorption test.
- Conditions
- Inflammatory Bowel Disease, Ulcerative Colitis, Irritable Bowel Syndrome
- Trial name
- NCT00883077
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Shandong University
Irritable Bowel Syndrome
Confocal Laser Endomicroscopy, IBS and Stress
After standard endomicroscopy with fluorescein to investigate for dysplasia in Barrett's esophagus the endoscope will be forwarded into the 2nd part of the duodenum.
- Trial name
- NCT02316132
- Testing
- Stress, Control
- Where
- Germany
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital Schleswig-Holstein
Flow Determination
Real-time Observation of Microcirculatory Hemodynamics in Gastric Intestinal Metaplasia by Confocal Laser Endomicroscopy
The morphologic change of microvessels has the clinical value to distinguish cancerous from non-cancerous mucosa. The aim of this study was to observe gastric mucosa microcirculatory hemodynamic changes real-time using pCLE…
- Trial name
- NCT02595151
- Testing
- CLE
- Where
- China
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Shandong University
Gastroesophageal Reflux Disease
Diagnostic Value of Flexible Spectral Imaging Color Enhancement (FICE) Plus Probe-based Confocal Laser Endomicroscopy (pCLE) for Minimal Change Esophageal Reflux Disease (MERD) Diagnosis
Gastroesophageal reflux disease (GERD) patients without obvious mucosal break by endoscopy were examined by FICE, followed by confocal. Validity scores for MERD diagnosis were analyzed.
- Trial name
- NCT02336100
- Testing
- Endoscopy (FICE and pCLE)
- Where
- Thailand
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- King Chulalongkorn Memorial Hospital
Functional Dyspepsia
Mucosal Barrier Defects in Functional Dyspepsia by Confocal Laser Endomicroscopy
There has been recent interest into the potential role of mucosal barrier defects in the pathophysiology of functional gastrointestinal disorders (FGIDs).
- Trial name
- NCT01006642
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Shandong University