Clinical trials: NBI
Adenoma Colon
White Light vs Narrow Band Imagingin the Diagnosis of Right Sided Colonic Polyps in Asymptomatic Subjects Undergoing Screening Colonoscopy
A randomized controlled crossover study to determine if narrow band imaging or white light endoscopy is superior in detecting right colonic polyps in average risk subjects undergoing screening colonoscopy
- Trial name
- WLEvsB-NBI (NCT05935124)
- Testing
- WLE first, then B-NBI
- Where
- Australia
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Western Sydney Local Health District
Colorectal Neoplasm, Colonic Polyps
Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study
The investigators hypothesize that high definition colonoscopy with close focus narrow band imaging features has a high diagnostic accuracy for colorectal polyp histology, and can replace formal pathologic assessment in cases of…
- Trial name
- VALID (NCT01288833)
- Testing
- Close focus HD NBI Colonoscopy System
- Where
- 2 sites in United States
- Volunteers
- 558 people, healthy volunteers welcome
- Sponsor
- VA Palo Alto Health Care System
Nasopharyngeal Carcinoma
To Evaluate Transoral Flexible Endoscope With Narrow Band Imaging in Nasopharyngeal Cancer
Nasopharyngeal carcinoma (NPC) is endemic in our region and is the 9th most common cancer in Hong Kong. Traditionally diagnosis has been through a nasoendoscopic examination of the nasopharynx with white light followed by a…
- Trial name
- NCT04419324
- Testing
- transoral flexible endoscope with magnifying narrow band imaging
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Colon Polyps
Detection and Classification of Colon Polyps
Colon cancer is the third most common cancer in western society. To prevent colon cancer it is recommended for people to undergo a screening colonoscopy at the age of fifty.
- Trial name
- NCT00825292
- Testing
- Polp removal and identification, colon polyp removal, ETMI colonoscope (ETMI scope is a FDA approved device)
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Early Gastric Cancer, Gastric Adenoma
Magnifying Endoscopy With Narrow Band Imaging Versus Endoscopic Ultrasonography for Prediction of Tumor Invasion Depth in Early Gastric Cancer: A Prospective Comparative Study
The treatment of early gastric cancer can be divided into endoscopic resection and surgery, and the precise staging of early gastric cancer is very important to prevent unnecessary surgery or additional surgery after the…
- Conditions
- Early Gastric Cancer, Gastric Adenoma, Gastric Dysplasia
- Trial name
- NCT03546257
- Testing
- magnifying endoscopy with narrow band imaging (ME-NBI)
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Colon Polyp
NBI-NearFocus Assisted Cold Snare Polypectomy Improves the Complete Resection Rate of Small Colorectal Polyps: a Prospective Single-arm Observational Study
NBI-NearFocus can assist cold snare polypectomy (CSP) to remove small colorectal polyps, but its specific efficacy is not clear.The aim of this study was to assess the efficacy of CSP with NBI-NearFocus evaluation of polypectomy…
- Trial name
- NCT06601426
- Testing
- CSP
- Where
- China
- Volunteers
- 236 people, healthy volunteers welcome
- Sponsor
- Qianfoshan Hospital
Mild Dysplasia of Esophagus, Moderate Dysplasia of Esophagus
Performance of White Light, NBI and Iodine Staining Endoscopy in the Diagnosis of Esophageal Lesions
The investigators aim to evaluate the performance of Narrow Band Imaging (NBI) endoscopy in Esophageal Squamous Cell Carcinoma (ESCC) screening, as compared to the currently used White Light Endoscopy (WLE) and Lugol's Iodine…
- Conditions
- Mild Dysplasia of Esophagus, Moderate Dysplasia of Esophagus, Severe Dysplasia of Esophagus, Carcinoma in Situ of Esophagus
- Trial name
- NCT04170257
- Testing
- Endoscopic examination using white light, NBI and iodine staining
- Where
- 5 sites in China
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Peking University Cancer Hospital & Institute
Colon Polyps
Colorectal Polyp Discrimination Using High-Definition Narrow Band Imaging
The investigators seek to compare the accuracy of the existing colonoscope model to determine the magnitude of the improvement the investigators can expect in polyp discrimination as neoplastic or non-neoplastic.
- Trial name
- NCT01354873
- Where
- United States
- Volunteers
- 556 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Barrett Esophagus
Impact of NBI on Patients Undergoing Endoscopic Eradication Therapy
This study tests the impact of narrow band imaging (NBI) on endoscopists' accurate detection of visible lesions and dysplasia in patients with Barrett's esophagus, as well as the effect of NBI on the choice of primary treatment…
- Trial name
- NCT03191604
- Testing
- Video intervention
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Northwestern University
Diminutive Colon Polyp, Adenomatous Polyp
Comparative Study of Postprocessing Imaging Systems for Diminutive Colonic Polyps
Several novel imaging technologies are currently used for detection and differentiation of colonic polyps during colonoscopy, such as NBI (Olympus), FICE (Fujinon), and i-Scan (Pentax).
- Conditions
- Diminutive Colon Polyp, Adenomatous Polyp, Hyperplastic Polyp, Colonoscopy
- Trial name
- NCT01133041
- Testing
- Observation using NBI system, Observation using i-Scan system
- Where
- South Korea
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- Soon Chun Hyang University
Colorectal Neoplasms
Chromoendoscopy or Narrow Band Imaging (NBI) for Improving Adenoma Detection in Colonoscopy
Narrow band imaging or electronic chromoendoscopy might provide similar adenoma detection capabilities while limiting time spent when compared to conventional chromoendoscopy method.
- Trial name
- NCT04192929
- Testing
- Narrow band imaging, Chromoendoscopy, High definition white light endoscopy
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Indiana University
Body Image, Eating Behaviors
Nature for Body Image
Nature exposure has been found to be particularly beneficial for body image, as recent studies have identified a positive association between time spent in nature and positive body image.
- Conditions
- Body Image, Eating Behaviors, Self-Compassion, Interoception
- Trial name
- NBI (NCT06960668)
- Testing
- Nature for Body Image, Simple nature exposure, Structured Built Environment Exposure
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Padova
Sessile Serrated Adenoma/Polyps
Usefulness of NBI for Complete Endoscopic Resection of SSA/P
This study is a prospective randomized study to evaluate the role of NBI for improving complete resection rate of sessile serrated adenoma/polyp (SSA/P).
- Trial name
- NCT03761667
- Testing
- Endoscopy using Narrow band imaging
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- Soonchunhyang University Hospital
Adenoma
Narrow Band Versus Conventional Endoscopic Imaging for Screening Colonoscopy
Narrow Band Imaging (NBI) with high-definition (HDTV) visualization has been implemented into GI endoscopy with the purpose to better highlight endoluminal pathological structures by improving their contrast.
- Trial name
- BECOP-2 (NCT00633620)
- Testing
- Olympus NBI colonoscope 180 HDTV narrow band imaging (diagnostic test)
- Where
- Germany
- Volunteers
- 1,250 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Routine Endoscopy
Study Comparing Flexible Spectral-Imaging Color Enhancement (FICE) With Olympus Narrow Band Imaging (NBI)
The study is intended to test the image quality of the FICE system to the predicate device, Narrow Band Imaging (NBI). The hypothesis is the images are of equal quality.
- Trial name
- FICE (NCT02005393)
- Testing
- FICE Image Acquisition followed by NBI Image Acquisition
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Fujifilm Medical Systems USA, Inc.
Colon Adenoma
Linked Color Imaging Versus Narrow Band Imaging for Colorectal Adenoma Detection
This is a prospective randomized trial comparing the adenoma detection rate of LCI with NBI. Eligible patients are randomly allocated in a 1:1 ratio to undergo tandem colonoscopy with LCI (LCI group) or NBI (NBI group).
- Trial name
- NCT03336359
- Testing
- Tandem colonoscopy
- Where
- China
- Volunteers
- 272 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Colon Adenoma
BLI, NBI or White Light Colonoscopy for Proximal Colonic Adenoma
This is a prospective randomised trial comparing the proximal adenoma detection rate and miss rate by blue laser imaging (BLI), narrow band imaging or white light colonoscopy.
- Trial name
- BNW (NCT03696992)
- Testing
- Tandem colonoscopy
- Where
- Hong Kong
- Volunteers
- 884 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Adenoma and Polyp Detection Rates
Water Exchange With Narrow Band Imaging on Adenoma Detection
Colorectal cancer remains the third most common cause of death from cancer worldwide. The adenoma detection rate is correlated with quality of colonoscopy and risk of postcolonoscopy CRC.
- Trial name
- NBI;ADR;WE (NCT03781648)
- Testing
- NBI withdrawal method
- Where
- China
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Yuqi He
Colonic Neoplasm
Narrow Band Imaging for Diagnosis of Proximal Serrated Polyps
Although colonoscopy is considered the gold standard for diagnosis of colonic polyps, the missed rate for colonic adenoma ranged from 15-32%.
- Trial name
- NCT01725321
- Testing
- Narrow band imaging
- Where
- China
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Colonic Adenomas
Comparison Between White Light Endoscopy and Bright Narrow Band Imaging in Diagnosis Colonic Adenomas.
Removal of colorectal adenomas prevents the occurence of colorectal cancers. The use of chromo-endoscopy has been shown to improve the detection of flat adenomas.
- Trial name
- WLEvB-NBI (NCT01737567)
- Testing
- Bright Narrow Band Imaging., White Light Endoscopy
- Where
- Australia
- Volunteers
- healthy volunteers welcome
- Sponsor
- Professor Michael Bourke