Clinical trials: Optical Imaging
Celiac Disease, Healthy
Imaging the Duodenum Using an Optical Frequency Domain Imaging OFDI Capsule
The study is being done to assess the tolerability and feasibility of a tethered OFDI capsule to image the duodenum. A total of 108 participants (36 healthy and 72 with clinically suspected or diagnosed Celiac disease) will be…
- Trial name
- NCT02202681
- Testing
- OFDI Capsule
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
PAD, Optical Imaging
Pulse Wave Velocity Imaging in the Assessment of PAD
The purpose of this study is to predict the outcome of peripheral revascularization surgery by use of a new technology developed by our team, Pulse Wave Velocity imaging (PWVI), which has the capability to detect pulse transit…
- Trial name
- PWVi (NCT03516383)
- Testing
- PWVi
- Volunteers
- healthy volunteers welcome
- Sponsor
- Unity Health Toronto
Retinal Vascular Disease
Swept-Source Optical Coherence Tomography for Noninvasive Retinal Vascular Imaging
This is a clinical pilot study to assess the feasibility of using a swept-source optical coherence tomography (SSOCT) system to perform noninvasive imaging of the retinal vasculature in patients with existing microvascular…
- Trial name
- SWEPT (NCT01834196)
- Testing
- Swept-Source Optical Coherence Tomography
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Duke University
Optical Coherence Tomography, Skin Cell Imaging
Research and System Development on Functional 3D Optical Tomography for Skin Cell Imaging
The investigators will obtain human skin specimen (sized approximately 1 cm x 1 cm) for dermatological surgical patients in National Taiwan University Hospital, after informed consent was obtained.
- Trial name
- NCT01557205
- Volunteers
- 30 people
- Sponsor
- National Taiwan University Hospital
Glaucoma, Retinal Disease
The EASE Study - Human Factor and Usability Testing of a Binocular OCT System
Ophthalmology is among the most technology driven of all medical specialties, with advanced medical imaging devices - and specialised computer software - increasingly adopted for routine clinical use.
- Conditions
- Glaucoma, Retinal Disease, Strabismus, Healthy Volunteers
- Trial name
- EASE (NCT02822612)
- Testing
- Binocular OCT prototype
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University College, London
Healthy
Subfoveal Choroidal Thickness in Thai Population
The purpose of this study was to determine the subfoveal choroidal thickness in normal Thai eyes and study the associations with gender, age, refractive error and axial length using spectral-domain optical coherence tomography…
- Trial name
- NCT02551601
- Testing
- measure subfoveal choroidal thickness
- Where
- Thailand
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Khon Kaen University
Skin Cancer
Optical Imaging of Skin Cancers for Margin Delineation of Non-Melanoma Skin Cancers
The goal of this clinical research study is to evaluate an experimental imaging technology, the multispectral digital microscope (MDM), which may help doctors see how far skin cancer extends (widens out) on an area of skin.
- Trial name
- NCT00432471
- Testing
- Optical Imaging
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- M.D. Anderson Cancer Center
Dysthyroid Orbitopathy
Morphometric Analysis of Orbital Structures in Graves´ Orbitopathy
The purpose of this protocol is to study orbital structures in Graves´ Disease using multidetector computed tomography and color doppler imaging.
- Trial name
- NCT00665795
- Where
- Brazil
- Volunteers
- 80 people
- Sponsor
- University of Sao Paulo
Cardiomyopathies
Body Surface Area Prediction Impacts on Ventricular Dilatation Prevalence
The goals of this observational study are to investigate the accuracy of different predictive equations for body surface area (BSA) estimation and to evaluate the impact of different BSA normalizations on ventricular dilatation…
- Trial name
- NCT06939205
- Testing
- Assessment of body surface area and assessment ventricular dilatation prevalence
- Where
- Italy
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- University of Turin, Italy
Coronary Artery Disease Progression, Radial Wall Strain
Natural History of Coronary Atherosclerosis
The present study sought to explore the predictive value of radial wall strain (RWS, derived solely from angiograms) for coronary artery lesion progression compared with lesion vulnerability assessed by optical coherence…
- Conditions
- Coronary Artery Disease Progression, Radial Wall Strain, Atherosclerotic Lesion, Optical Coherence Tomography
- Trial name
- NASCENT (NCT06040073)
- Where
- China
- Volunteers
- 125 people
- Sponsor
- China National Center for Cardiovascular Diseases
Alzheimer's Disease, Mild Cognitive Impairment
Retinal Imaging in Neurodegenerative Disease
This study aims to develop and evaluate biomarkers using non-invasive optical coherence tomography (OCT) and OCT angiography (OCTA) as well as ultra-widefield (UWF) fundus photography to assess the structure and function of the…
- Conditions
- Alzheimer's Disease, Mild Cognitive Impairment, Parkinson's Disease, Multiple Sclerosis
- Trial name
- NCT03233646
- Testing
- Retinal and Choroidal Imaging
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Duke University
Coronary Atherosclerosis, Coronary Artery Disease
Natural History of Coronary Atherosclerosis in Real-World Stable Chest Pain Patients Underwent Computed Tomography Angiography in Comparison With Invasive Multimodality Imaging
In a prospective international multicenter observational study, 1080 stable chest pain patients (REALITY Advanced registry of CCTA patients) with the suspected chronic coronary syndrome will be enrolled.
- Conditions
- Coronary Atherosclerosis, Coronary Artery Disease, Contrast-induced Nephropathy, Cerebrovascular Disease
- Trial name
- REALITY (NCT02440646)
- Testing
- Coronary computed tomography angiography, Quantitative coronary angiography, intravascular imaging with percutaneous intervention
- Where
- 4 sites in Estonia, Netherlands and 1 more
- Volunteers
- 1,080 people
- Sponsor
- Central Clinical Hospital of the Russian Academy of Sciences
Retinal Microcirculation Disorder
Influence of Daily Activities on Retinal Microcirculation
The daily behaviors such as drinking coffee, wine, reading, exercise and body postural changes may have influence on the function or morphology of the retinal microcirculation in healthy people.A recent study found that the…
- Trial name
- NCT03416088
- Testing
- Beverage consumption, Daily reading, Body motion
- Where
- China
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Jiannan Huang
Barrett's Esophagus With or Without Dysplasia, Patients With Early Esophageal or Gastric Cancer
Optical Coherence Tomography of the Gastrointestinal Tract
Optical coherence tomography (OCT) is a non-invasive imaging technique that uses light to create pictures of living tissues and has been successfully used to generate high resolution cross-sectional images of tissue in the human…
- Conditions
- Barrett's Esophagus With or Without Dysplasia, Patients With Early Esophageal or Gastric Cancer, Patients With Intestinal Metaplasia of the Stomach
- Trial name
- OCT (NCT00579748)
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- University of California, Irvine
Breast Cancer
Fluorescence Guided Surgery in Breast Cancer
A need for further investigation for fluorescence image-guided surgery in breast conserving surgery (BCS) has arisen following the results obtained from a phase I feasibility breast cancer trial (BIRDYE study: ABR NL…
- Trial name
- MARGIN (NCT02583568)
- Testing
- Bevacizumab-800CW
- Where
- Netherlands
- Volunteers
- 26 people
- Sponsor
- University Medical Center Groningen
Coronary Artery Disease, Acute Coronary Syndromes (ACS)
DECisive Intracoronary PHysiology and Imaging in the Evaluation and Reclassification of Non-culprit Lesions in Acute Coronary Syndrome
Despite all advances in diagnostic and therapeutic methods over the past century, ischemic heart disease (IHD) remains a leading cause of mortality and morbidity worldwide.
- Conditions
- Coronary Artery Disease, Acute Coronary Syndromes (ACS), Optic Coherence Tomography, Fractional Flow Reserve
- Trial name
- DECIPHER (NCT07548554)
- Testing
- Intracoronary Physiology, Intracoronary imaging
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Istanbul Mehmet Akif Ersoy Educational and Training Hospital
Breast Cancer, HER2-positive Breast Cancer
NearWave Optical Molecular Monitoring
The purpose of this study is to assess the feasibility of the NearWave optical molecular monitoring system for monitoring therapy progression and predicting pathologic complete response (pCR) of breast cancer patients undergoing…
- Conditions
- Breast Cancer, HER2-positive Breast Cancer, TNBC - Triple-Negative Breast Cancer, HER2-negative Breast Cancer
- Trial name
- NCT06744465
- Testing
- NearWave monitoring
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Indiana University
Coronary Artery Disease
Apposition Assessed Using Optical Coherence Tomography of Chromium Stents Eluting Everolimus From Cobalt Versus Platinum Alloy Platforms
The purpose of the trial is to directly compare the Cobalt Chromium platform everolimus-eluting stent, Xience Prime™, with the Platinum Chromium platform everolimus-eluting stent, Promus Element™, in relation to stent scaffolding…
- Trial name
- APPOSE (NCT01776567)
- Testing
- Everolimus eluting stents
- Where
- 4 sites in Australia
- Volunteers
- 60 people
- Sponsor
- Northern Hospital, Australia
Colonic Polyps
Optical Frequency Domain Imaging for Assessing Colonic Polyps
The goal of this research is to conduct a pilot clinical study to image colonic polyps with the intent to evaluate the potential use of Optical Frequency Domain Imaging (OFDI) to identify the extent of invasion (if present)…
- Trial name
- NCT01439087
- Testing
- MGH Optical Frequency Domain Imaging (OFDI) System
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Massachusetts General Hospital
Pregnancy
Retinal Vascular Changes During Pregnancy
The goal of this study is to better understand how the back part of the eye-called the retina and the choroid-changes during pregnancy.
- Trial name
- NCT06311617
- Testing
- Optical coherence tomography
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- Vanderbilt University Medical Center