Clinical trials: Visualization
Congenital Cataract, Aphakic Glaucoma
Prophylactic Peripheral Iridectomy Prevents Aphakic Angle-closure Glaucoma
This is a retrospective, nonrandomized comparative trial with historical control to investigate the safety and efficacy of a novel progressive grasping peripheral iridectomy (PGPI) surgical method in preventing aphakic…
- Trial name
- NCT03610295
- Testing
- PPI group, cataract extraction
- Where
- 2 sites in China
- Volunteers
- 87 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Anxiety Disorder, Head Injury
Neuropsychological Evaluation of Psychiatric and Neurological Patients
This study will allow researchers to use various types of tests to evaluate cognitive and sensory functions. These tests, referred to as "batteries" will evaluate attention, executive functions, general intellectual functioning…
- Conditions
- Anxiety Disorder, Head Injury, Mood Disorder, Schizophrenia
- Trial name
- NCT00001192
- Where
- 7 sites in United States, France and 1 more
- Volunteers
- 4,300 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Normal Individuals With Visual Aberrations
Comparison of Four Different Aberrometers for Evaluation of Higher Order Visual Aberrations
An aberrometer measures visual aberrations by mapping how light rays travel through the eye and by providing maps using colored gradients to represent the magnitude of refractive errors of the eye.
- Trial name
- NCT01230164
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Myopia, Hyperopia
Comparing Low-cost Handheld Autorefractors - a Practical Approach to Measuring Refraction in Low Resource Settings
Study compares four portable vision measurement and eye-imaging technologies in terms of accuracy and time and ease of use with older adult (ages 40-100) participants in a developing-country setting (India).
- Trial name
- NCT03456245
- Testing
- Vision device validation
- Volunteers
- 205 people, healthy volunteers welcome
- Sponsor
- Harvard School of Public Health (HSPH)
Trauma to the Arm, Shoulder, Elbow, Forearm, or Hand
Ultrasound Visualization Versus Electrical Nerve Stimulation
Hypothesis and Specific Aims: The investigators hypothesize that ultrasound (US) visualization is as effective as nerve stimulation (NS) for identification of peripheral nervous structures and may be associated with less trauma…
- Trial name
- NCT01010412
- Testing
- Ultrasound (Sonosite Titan T-shaped ultrasound probe), Electrical Nerve Stimulation (Stimuplex (B Braun) needle)
- Where
- United States
- Volunteers
- 158 people
- Sponsor
- Allentown Anesthesia Associates
Laparoscopic Entry Technique
COMPARATIVE STUDY BETWEEN TERNAMIAN BLADELESS TROCAR ENTRY and VISUAL TRANSPARENT BLADED TROCAR ENTRY in LAPAROSCOPIC PROCEDURES
To compare the efficacy and safety between Ternamian bladeless trocar entry and visual, transparent bladed trocar entry in laparoscopic procedures.
- Trial name
- NCT06645392
- Testing
- visual transparent bladed trocar of, Ternamian bladeless trocar
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Cairo University
Chemotherapy Induced Peripheral Neuropathy (CIPN), Cancer
Effect of GMI With and Without NM on LE in Cancer Patients With CIPN
The goal of this interventional study is to learn if graded motor imagery with or without added neural mobilization can treat chemotherapy induced nerve related symptoms in lower limbs of cancer patients.
- Trial name
- CIPN (NCT07712302)
- Testing
- Graded Motor Imagery, Neural Mobilization
- Where
- Pakistan
- Volunteers
- 48 people
- Sponsor
- University of Faisalabad
Cancer, Breast, Cancer, Metastatic
Guided Imagery & Music in Cancer
This is an RCT pilot study to explore the potential effects of the Guided Imagery \& Music method for women with breast or gynecologic cancer, during active treatment.
- Conditions
- Cancer, Breast, Cancer, Metastatic, Cancer Ovaries, Cancer Uterus Cervix
- Trial name
- NCT03936075
- Testing
- the Guided Imagery and Music method, standard care and verbal counselling
- Where
- Greece
- Volunteers
- 20 people
- Sponsor
- Aalborg University
Stroke
Additional Effects of Motor Imaginary Technique Along With Task Oriented Trunk Control Training
The aim of this randomized controlled trial is determine additional effects of motor imagery technique along with task oriented training on trunk control, posture, balance and mobility.
- Trial name
- NCT06877819
- Testing
- Motor Imaginary Technique alongwith task-oriented training, Task Oriented Training
- Where
- Pakistan
- Volunteers
- 30 people
- Sponsor
- Riphah International University
Age Related Macular Degeneration
Visual Function Tests in Age-related Macular Degeneration
The goal of this study is to assess a battery of visual function tests in subjects with non-exudative age-related macular degeneration
- Trial name
- NCT03275753
- Testing
- Visual Function Tests
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- ORA, Inc.
Stroke
The Impact of Erigo®Pro Therapy and Motor Imagery on the Balance of Stroke Patients.
The aim of the study is to examine the impact of motor imagery, Erigo®Pro tilt table intervention, and classic rehabilitation on the balance of people after a stroke.
- Trial name
- NCT06276075
- Testing
- Conventional rehabilitation, the Erigo®Pro table, motor imagery
- Where
- Poland
- Volunteers
- 66 people
- Sponsor
- Anna Olczak
Glaucoma
Micro vs. Standard Trabeculectomy Study
The purpose of this study is to determine the reduction in intraocular pressure and cumulative incidence of complications between the standard and micro trabeculectomy surgeries 3 months after surgery.
- Trial name
- NCT02598765
- Testing
- Standard Trabeculectomy, Microtrabeculectomy
- Where
- Nepal
- Volunteers
- 100 people
- Sponsor
- University of California, San Francisco
Ulcerative Colitis
Evaluation of PillCam IBD Capsule Endoscopy System in Visualization of Lesions in the Colon Indicative of Ulcerative Colitis Disease
Study Hypothesis UC Disease affects the colon. PillCam IBD may be used for visualization of the colon mucosa in UC Disease patients.
- Trial name
- UC (NCT02025777)
- Testing
- Capsule Endoscopy
- Where
- 2 sites in Israel, Spain
- Volunteers
- 30 people
- Sponsor
- Medtronic - MITG
Rhegmatogenous Retinal Detachment With Grade C Proliferative Vitreoretinopathy
Comparison of Visual Outcomes of Pars Plana Vitrectomy With and Without Injection Clexane for Rhegmatogenous Retinal Detachment Proliferative Vitreoretinopathy
This interventional prospective study was conducted in the Department of Ophthalmology at Lahore General Hospital, Lahore. The study included 60 male and female patients aged 18-65 years who had rhegmatogenous retinal detachment…
- Trial name
- NCT07787377
- Testing
- Enoxaparin Sodium, Pars Plana Vitrectomy
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Lahore General Hospital
Stroke, Rehabilitation
Rhythmic-Based Training with Immersive Mirror Visual Feedback for Neuro-Rehabilitation
In the proposed study, the investigators assumed that rhythmic-based training with immersive mirror visual feedback will provide a better treatment effects than traditional mirror therapy for the patients with unilateral stroke.
- Conditions
- Stroke, Rehabilitation, Virtual Reality, Mirror Movement Therapy
- Trial name
- NCT06056219
- Testing
- Mirror therapy, Virtual reality-based mirror therapy with rhythmic skill training, Task-oriented training
- Where
- Taiwan
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- National Cheng-Kung University Hospital
Visual Quality
The Effect of Wearing Orthokeratology on Objective Visual Quality
The visual quality indexes of these patients before and after Orthokeratology treatment were compared: 4 mm higher strehl ratio (SR) , 4 mm higher order corneal aberrations (Hoa ) , Spherical Aberrations (SA) , Comas, Trefoil…
- Trial name
- NCT04929119
- Where
- China
- Volunteers
- 30 people
- Sponsor
- XiaoYong Liu
Central Visual Impairment, Peripherical Visual Impairment
A Study of Taste- and Olfactory-Evoked Potentials in Patients With Visual Impairment: Taste, Smell, and Vision
Visual impairment, whether central or peripheral, may influence the plasticity of other sensory modalities, such as taste and smell.
- Conditions
- Central Visual Impairment, Peripherical Visual Impairment, Macular Retinal Dystrophy, Peripherical Macular Dystrophy
- Trial name
- GOUSTAVIS (NCT07707219)
- Testing
- Taste and smell evaluation, Recording of evoked potentials (EP)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Postoperative Confusion
Automated Visual Monitoring for Improving Patient Safety (VIPSafe)
After an operation many patients are in a confused mental status at the intensive care unit. In this status they possibly fall out of their bed or pull out endotracheal tubes or central venous catheters accidentally.
- Trial name
- VIPSafe (NCT01317407)
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- Staedtisches Klinikum Karlsruhe
Stroke, Dyslexia, Acquired
Neurofeedback Intervention for Reading Deficits in Subacute Stroke
The overall goal of this project is to advance a biologically-based approach to treatment of reading disorders after stroke, which will expand the limits of cognitive rehabilitation.
- Trial name
- ReadingNFB (NCT04875936)
- Testing
- Motor Imagery and Real-Time fMRI Neurofeedback
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Kessler Foundation
Pain
Comparison of the Clinical Efficacy of 2 Paravertebral Block Strategies in Thoracic Surgery by Thoracotomy: by the Anesthetist (Paravertebral Block Guided by Ultrasound) and by the Thoracic Surgeon (Paravertebral Block Visual)
Post-thoracotomy pain is one of the most severe. The local analgesia allows its effective control and a reduction of postoperative morbidity and mortality. The gold standard for local analgesia is the thoracic epidural.
- Trial name
- PVBS-USguided (NCT02865226)
- Testing
- paravertebral block by the anesthetist before incision (paravertebral block guided by ultrasound), paravertebral block by the thoracic surgeon at chest closure (paravertebral block visual).
- Where
- France
- Volunteers
- 50 people
- Sponsor
- CHU de Reims
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