Clinical trials: Visual Quality
Glaucoma
Assessment of Advanced Glaucomatous Visual Field Loss and Its Impact on Visual Exploration, Activities of Daily Living (ADL) and Quality of Life (QoL)
The purpose of this explorative study, targeting subjects with advanced binocular glaucomatous visual field loss, is: (i) to identify the perimetric / psychophysical method, that is most closely correlated with an individually…
- Trial name
- GlaucomaEXPLOR (NCT01372319)
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Bullous Pseudophakic Keratopathy, Penetrating Keratoplasty
Effectiveness of PKP vs DSAEK in Terms of 2-year Postoperative Visual Acuity in Advanced BPK
This is an open-label multicenter randomised controlled clinical trial with 2 parallel arms with a 1:1 ratio. Patients meeting the eligibility criteria will be offered to participate in the study during an ophthalmology…
- Trial name
- DESPEK (NCT06818747)
- Testing
- Best corrected monocular visual acuity
- Where
- 11 sites in France
- Volunteers
- 334 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Myopia
Evaluation of Corneal Irregular Astigmatism and Visual Quality Following Bilateral Sequential Small Incision Lenticule Extraction (SMILE) and Laser Subepithelial Keratomileusis (LASEK): A Six-Year Comparative Study
To compare the corneal spherical component (SC), regular astigmatism (RA), irregular astigmatism (IA, including Asymmetry and Irregularity) and visual quality six years after small incision lenticule extraction (SMILE) and laser…
- Trial name
- SMILE LASEK (NCT06673992)
- Testing
- This study does not involve any interventions
- Where
- China
- Volunteers
- 71 people
- Sponsor
- Shanghai 10th People's Hospital
Pregnancy, Nausea and Vomiting in Pregnancy (NVP)
Virtual Reality (VR) Based Relaxation for Nausea and Comfort in Pregnancy
This study aims to evaluate the effect of a virtual reality (VR)-based visual relaxation intervention on nausea and vomiting severity, sleep quality, and comfort in pregnant women.
- Conditions
- Pregnancy, Nausea and Vomiting in Pregnancy (NVP), Sleep Quality, Comfort
- Trial name
- VR (NCT07503080)
- Testing
- Virtual Reality (VR) Visual Relaxation - Single Session, Virtual Reality (VR) Visual Relaxation - Three Sessions
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people
- Sponsor
- Filiz Keskin
Geographic Atrophy, Dry Age Related Macular Degeneration
Subtenon PRP Injection for Geographic Atrophy in Dry Age-Related Macular Degeneration
This study investigates the effects of subtenon autologous platelet-rich plasma (PRP) injections on retinal structure and visual function in patients with advanced dry age-related macular degeneration (AMD).
- Trial name
- GA-PRP (NCT07428798)
- Testing
- Subtenon Autologous Platelet-Rich Plasma Injection
- Where
- Turkey (Türkiye)
- Volunteers
- 14 people
- Sponsor
- Marmara University Pendik Training and Research Hospital
Lenses, Intraocular Sensitivity
A Pilot Study Investigating the Impact of Different IOL Designs on Subjective 2D and 3D Image Quality
The WHO, states that age related cataracts account for 51 percent of worldwide blindness and affect about 20 million people. Surgery with intraocular lens (IOL) implantation is the first line treatment for cataracts, thus there…
- Conditions
- Lenses, Intraocular Sensitivity, Visual Acuity
- Trial name
- NCT02409641
- Testing
- Cyclopentolatehydrochloride 0,5% eye drops
- Where
- Austria
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Dental Caries, Teeth Loss
Impact of the Radiographic Examination on Diagnosis and Treatment Decision of Caries Lesions in Primary Teeth
Radiographs have been used to aid dentists in detecting the presence of cavities in the deciduous teeth of children. This procedure is globally recommended because the conventional clinical examination usually overlooks some…
- Conditions
- Dental Caries, Teeth Loss, Quality of Life
- Trial name
- CARDEC-1 (NCT02078453)
- Testing
- Dental treatment
- Where
- Brazil
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Aphakia, Cataract
Visual Quality Following Aspheric Intraocular Lens (IOL) Implantation - a Comparative Clinical Study
To evaluate visual acuity and quality of vision in participants undergoing cataract surgery with a Hoya model 751 intra-ocular lens and to compare the visual results to the common monofocal lens in use.
- Trial name
- 751 (NCT01544777)
- Testing
- Study IOL, Hoya iSert 751, Negatively aspheric IOL
- Where
- Australia
- Volunteers
- 42 people
- Sponsor
- Hoya Surgical Optics, Inc.
Orthognathic Surgery, Malocclusions
Evaluation of Emotional Responses Using the I-Motions System and Self-assessment Questionnaires, and Assessment of Postoperative Anatomical and Structural Units (TMJ and Masticatory Muscles) in Orthognathic Surgery Patients
Orthognathic surgery is a surgical procedure involving one or both jaws to correct skeletal discrepancies, restore proper occlusion, and improve facial aesthetics.
- Conditions
- Orthognathic Surgery, Malocclusions, Jaw Abnormalities, Dentofacial Deformities
- Trial name
- NCT07477873
- Testing
- Observational Assessment
- Where
- Lithuania
- Volunteers
- 100 people
- Sponsor
- Lithuanian University of Health Sciences
Hemianopsia, Homonymous, Brain Injury
Biofeedback for Hemianopia Vision Rehabilitation
Patients with brain injury secondary to stroke, surgery, or trauma frequently suffer from homonymous hemianopia, defined as vision loss in one hemifield secondary to retro- chiasmal lesion.
- Conditions
- Hemianopsia, Homonymous, Brain Injury, Stroke, Brain Tumor
- Trial name
- NCT05397873
- Testing
- Biofeedback training
- Where
- Canada
- Volunteers
- 32 people
- Sponsor
- University Health Network, Toronto
Macular Degeneration
A Long-Term Monitoring Study of the IMT-002 Patients
This is a 5-year study of patients implanted with the Implantable Miniature Telescope (IMT by Dr. Isaac Lipshitz) under Protocol IMT-002.
- Trial name
- NCT00976235
- Testing
- IMT - Implantable Miniature Telescope
- Where
- 28 sites in United States
- Volunteers
- 129 people
- Sponsor
- VisionCare, Inc.
Intubation, Pediatric, Intubation; Difficult or Failed
Validation of the POGO Score for Classification of Videolaryngoscopy in Children - Post-hoc Analysis of the PeDiAC Study
It has been assumed that the percentage of glottic opening (POGO) score might enhance the classification of videolaryngoscopic tracheal intubation by offering a more objective rating of glottic exposure but studies in children…
- Conditions
- Intubation, Pediatric, Intubation; Difficult or Failed, Airway Management, Airway Complication of Anesthesia
- Trial name
- POGO-KIDS (NCT07115407)
- Where
- Germany
- Volunteers
- 809 people
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Limbal Dermoid
Visual Quality and Contrast Sensitivity Function for Limbal Dermoid Children After Corneal Transplantation
This study is to inquiry the contrast sensitivity function in the 50 eyes of limbal dermoid children with keratoplasty with quick contrast sensitivity function (quick CSF) test, as well asa to analyze its relationship between…
- Trial name
- NCT03447041
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Child Development, Art Therapy
The Effect of Painting Therapy in Children
This study was designed to examine the effect of picture supported art therapy on visual perception, hand functions, participation and quality of life of children in healthy children.
- Trial name
- NCT06754449
- Testing
- Art therapy group
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Çankırı Karatekin University
Anterior Uveitis, Posterior Uveitis
Quality of Life and Visual Function in Uveitis Patients
The purpose of this study was to measure the quality of visual function and quality of daily living in patients with anterior, posterior, and panuveitis.
- Conditions
- Anterior Uveitis, Posterior Uveitis, Panuveitis, Uveitis
- Trial name
- NCT00407316
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- The New York Eye & Ear Infirmary
Intraocular Lens, Cataract
Comparison of a Novel Non-diffractive Extended Depth of Focus Intraocular Lens (IOL) and a Trifocal IOL
The purpose of this study is to compare visual performance and quality of life (QOL) following bilateral implantation of a novel non-diffractive extended depth-of-focus (EDOF) intraocular lens (IOL) (AcrySof® IQ Vivity, Alcon…
- Conditions
- Intraocular Lens, Cataract, Quality of Life
- Trial name
- NCT05262504
- Testing
- İntraocular lens implantation
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people
- Sponsor
- Baskent University Ankara Hospital
Visual Impairment
Quality of Life in Italian Visually Impaired Patients
Clinical register of visual rehabilitation activity and observational study on the validation of the VA LV VFQ questionnaire in the Italian context
- Trial name
- SOPIITA (NCT05752214)
- Testing
- WEB Register
- Where
- Italy
- Volunteers
- 500 people
- Sponsor
- Amore Filippo
Cataract
Visual Outcome and Visual Quality After Bilateral Implantation of the AcrySof® IQ IOL Compared to MI60® and Tecnis® IOL
The objective of the study is to compare the visual outcomes of three aspheric monofocal intraocular lenses after cataract surgery - ACRYSOF® IQ, Tecnis® and Akreos® MI60.
- Trial name
- NCT00760058
- Testing
- AcrySof® IQ IOL, Tecnis® Aspheric intraocular lens, Akreos® MI60 intraocular lens
- Where
- United States
- Sponsor
- Alcon Research
Sleep Quality, Quality of Lifte
Electrical Vestibular Nerve Stimulation (VeNS) as a Treatment for Improving Sleep in Visually Impaired Patients
Trial title: Effectiveness of Electrical Vestibular Nerve Stimulation in the Improvement of Sleep in Patients with Visual Impairment.
- Conditions
- Sleep Quality, Quality of Lifte, Non-24 Sleep-Wake Disorder
- Trial name
- NCT06956118
- Testing
- Intervention (VeNS Stimulation) Device
- Where
- India
- Volunteers
- 60 people
- Sponsor
- Neurovalens Ltd.
Visual Impairment
Assessment of Caries Impacts and Experiences in a Visually Impaired Versus Sighted Children Using CARIES-QC/A
The goal of this observational study is to to compare dental caries impacts and experience among visually impaired and sighted children.
- Trial name
- NCT07665047
- Volunteers
- 140 people
- Sponsor
- Cairo University