Clinical trials: Color
Shade Match, Teeth Color
Impact of Presentation Sequence on Patient Tooth Shade Selection
This study is a clinical trial designed to understand how the way a dentist presents tooth color options affects a patient's final choice for their dental treatment.
- Conditions
- Shade Match, Teeth Color, Patient Preference, Aesthetic Perception
- Trial name
- NCT07370545
- Testing
- Sequential Shade Presentation (Natural to Bleached), Sequential Shade Presentation (Bleached to Natural), Simultaneous Shade Presentation (Full Range)
- Where
- Jordan
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- University of Jordan
Perception of Things Changing Color, Adaptive Behavior
Visual Mode Switching in Color Perception
Participants will be given experience wearing colored lenses that add a tint to the environment. Changes in visual perception and neural processing that arise as a result of this experience will be measured.
- Trial name
- NCT05779228
- Testing
- Mode Switching Training
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Minnesota
CBD Stone
Re-use of Ambu aScope During Exploration of the Common Bile Duct for Stones in Low-Resource Settings- a Retrospective Study
Various methods confirm stone clearance during surgical exploration of bile duct, but choledochoscopy is considered the most effective. However, choledochoscopes are expensive and often unavailable in low-resource settings.
- Trial name
- NCT07285447
- Testing
- Ambu aScope for visualization of biliary tree during exploration of CBD for stone
- Where
- Nepal
- Volunteers
- 75 people
- Sponsor
- B.P. Koirala Institute of Health Sciences
Retinal Dystrophies, Color Vision Defects
Natural History Study of Inherited Retinal Diseases
This prospective, observational investigation seeks to delineate the interplay between chromatic vision deficits and both functional visual outcomes and anatomical retinal biomarkers in individuals affected by Inherited Retinal…
- Conditions
- Retinal Dystrophies, Color Vision Defects, Vision Disorders, Macular Degeneration
- Trial name
- MojiLVCDT (NCT07085533)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Zhongmou Therapeutics
Clear Aligner Orthodontic Treatment, Composite Attachment
Tooth Discoloration and Chairside Handling Time (Bonding-Debonding) in Flowable Versus Packable Composites for Clear Aligner Bonded Attachments: A Randomized Clinical Trial
This randomized split-mouth clinical trial aims to compare two different composite materials used for bonding attachments in clear aligner orthodontic therapy.
- Conditions
- Clear Aligner Orthodontic Treatment, Composite Attachment, Color Stability of Enamel
- Trial name
- NCT07234149
- Testing
- flowable nanohybrid Composite Resin, Packable Microhybrid Composite Resin
- Where
- 2 sites in Iraq
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Sulaimani
Cancer Pain, Opioid Use
Psychological Intervention Using Smartphone Technology to Alleviate Malignant Pain
The purpose of this study is to develop and pilot test a novel medical intervention (STAMP+CBT app) that will help patients track their pain, mood, opioid use and side effects while delivering tailored education and…
- Conditions
- Cancer Pain, Opioid Use, Cognitive Behavior Therapy
- Trial name
- STAMP+CBT (NCT05774197)
- Testing
- Cognitive Behavioral Therapy for pain
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of Oklahoma
Anxiety Disorder of Adolescence
RCT of CBT Based C.A.T Project for Pakistani Adolescents With Anxiety Disorders.
Anxiety Disorders are the most prevalent mental health conditions among adolescents. The current randomized control trial aims to assess the efficacy of the C.A.T Project protocol among adolescents aged 14 to 17 years diagnosed…
- Trial name
- NCT07202715
- Testing
- CBT Based C.A.T Project- Intervention for Anxious Adolescents.
- Where
- 3 sites in Pakistan
- Volunteers
- 50 people
- Sponsor
- National University of Science and Technology
White Spot Lesion of Tooth, Tooth Color
Toothpastes With Different Contents and Tooth Color
This study aims to investigate the color tone and fluorescence changes that may occur during fixed orthodontic treatment with brackets in patients' teeth using toothpaste with different properties.
- Conditions
- White Spot Lesion of Tooth, Tooth Color, Dentistry, Orthodontic Appliances, Fixed
- Trial name
- NCT06833970
- Testing
- Colgate use, Curaprox use, ROCS use
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Taner OZTURK, DDS, MS
Stool Color Card, Biliary Atresia
Stool Card in Biliary Atresia
To evaluate the effectiveness of using a stool color card as a non-invasive screening tool for the early detection of biliary atresia, with the objective of improving early diagnosis rates and facilitating timely surgical…
- Trial name
- NCT07139717
- Volunteers
- 100 people
- Sponsor
- Assiut University
Visual Snow Syndrome, Color Blindness
Study of Visual Perception Phenomena: Phosphene Mapping Induced by TMS and Its Relationship With Eye Movements
The purpose of this basic science study is to better understand human visual perception. Phosphenes are flashes of light that can be induced using Transcranial Magnetic Stimulation (TMS).
- Conditions
- Visual Snow Syndrome, Color Blindness, Healthy Volunteer
- Trial name
- NCT07110493
- Testing
- Transcranial Magnetic Stimulation (TMS), Electroencephalography (EEG), Eye-Tracking
- Where
- Russia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Skolkovo Institute of Science and Technology
Light Color Temperature
Effect of Reduced Light Color Temperature on Postpartum Mothers' Well-being, Breastfeeding Motivation, and Psychological Well-being After Cesarean Section
The aim of this study is to determine the effects of reduced light color temperature on postpartum mothers' well-being, breastfeeding motivation, and psychological well-being after cesarean section.
- Trial name
- NCT07104045
- Testing
- Reduced light color temperature
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Emine Yıldırım
Psychotic Disorders, Schizophrenia
Virtual Cognitive Behavioural Therapy for Psychosis
Participants with schizophrenia-spectrum disorders who are experiencing active symptoms of psychosis will randomized to either receive 6 months of individual cognitive behavioural therapy for psychosis or to receive treatment as…
- Trial name
- NCT04752449
- Testing
- Virtual Cognitive Behavioural Therapy for Psychosis
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University of Toronto
Dry Eye, Eye Strain
Effects of Gunnar Computer Glasses on Viewing Comfort and Performance
The proposed study aims to test if Gunnar computer glasses provide any advantages, in comparison to no glasses, on the following aspects in computer-related office work: Any enhancement on the visual performance of the basic…
- Conditions
- Dry Eye, Eye Strain, Visual Acuity, Color Perception
- Trial name
- NCT02925884
- Testing
- Gunnar OTC Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Pacific University
Bowel; Stricture
Paclitaxel Coated Balloon for the Treatment of Chronic bEnigN sTricture- Bowel
To determine the safety and efficacy of GIE Medical's ProTractX3™ TTS DCB for the treatment of recurrent benign bowel strictures.
- Trial name
- PATENT-B (NCT05561127)
- Testing
- GIE Medical ProTractX3 TTS DCB, Control
- Where
- 33 sites in United States
- Volunteers
- 171 people
- Sponsor
- GIE Medical
Achromatopsia
Long-Term Follow-Up Gene Therapy Study for Achromatopsia CNGB3 and CNGA3
This is a longer-term follow-up study of patients with achromatopsia associated with defects in CNGA3 who participated in a clinical trial in which they received AAV-CNGA3 retinal gene therapy, or of patients with achromatopsia…
- Trial name
- NCT03278873
- Testing
- Prior exposure to AAV-CNGA3 or AAV-CNGB3
- Where
- 2 sites in United States, United Kingdom
- Volunteers
- 34 people
- Sponsor
- MeiraGTx UK II Ltd
Biting Forces, Bone; Change, Diabetic (Manifestation)
Evaluation Of Marginal Bone Height Changes And Biting Force In Screw Retained Implant Prostheses Using Reinforced Resin Vs Monolithic Zirconium
This studies aims to compare the behavior of recently introduced resin reinforces compared to monolithic zirconia
- Conditions
- Biting Forces, Bone; Change, Diabetic (Manifestation), Color Stability, Disorder of Soft Tissue
- Trial name
- NCT07007572
- Testing
- Digitally-fabricated implant supported supra-structure fabricated from reinforced resin, Digitally-fabricated implant supported supra-structure fabricated from monolithic zirconia
- Where
- 2 sites in Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Cairo University
Color Detection of Upper Central Incisors
Study on the Chromatic Perception of Digital Systems in Aesthetic Field
The study under consideration aims to evaluate differences in chromatic perception among three distinct color acquisition methodologies.
- Trial name
- NCT06346548
- Testing
- oral photography
- Where
- Italy
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Paolone Gaetano
Complex Post-Traumatic Stress Disorder
Patient-centered Modular CBT for CPTSD: A Randomised Controlled Pilot Study
Modular Patient Centred CBT (MPC) for Complex PTSD (CPTSD) is a manualized psychotherapy programme that consists of five treatment modules addressing 1) Affect dysregulation, 2) Disturbed relationships, 3) Negative self-concept…
- Trial name
- PACE pilot RCT (NCT05259592)
- Testing
- Psychotherapy
- Where
- 5 sites in Denmark
- Volunteers
- 60 people
- Sponsor
- Danish Veterans Centre
Trueness, Intraoral Scanner
Cut-out-Rescan Procedure Under Different Rubber-Dam Isolation
Aim: This clinical study investigated the effect of the "cut-out-rescan" procedure under different rubber dam isolation (blue and black) on restorative scanning trueness of two intraoral scanners.
- Conditions
- Trueness, Intraoral Scanner, Rubberdam, Color
- Trial name
- Cut-out-rescan (NCT06893263)
- Testing
- Taking images from the right lower jaw with an intraoral scanner, Clamp placement on canine and 2nd molar teeth and rubberdam rubber band insertion
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- Marmara University
Hemodialysis, Color Therapy
The Effect of Color Therapy on Depression, Stress, Anxiety and Quality of Life in Hemodialysis Patients: A Randomized Controlled Study
This study was conducted to examine the effect of color therapy on depression, stress, anxiety and quality of life in hemodialysis patients.
- Trial name
- Color Therapy (NCT06879808)
- Testing
- Color therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Erzincan Binali Yildirim Universitesi