Clinical trials: Fixation, Ocular
Lens Luxation, IOL Subluxation
Long-term Results of Two Surgical Methods for Scleral IOL Implantation and Fixation in Eyes Without Capsular Support: Yamane- Versus 4-flanged Technique
This study is a comparison of the surgical techniques and postoperative outcome between the two intrascleral IOL fixation techniques: Yamane technique versus the 4-flanged technique.
- Conditions
- Lens Luxation, IOL Subluxation, IOL Opacification, Aphakia - No Lens Capsule
- Trial name
- YAMPOINT (NCT06102109)
- Testing
- Pars plana vitrectomy, IOL explantation, Scleral IOL fixation Yamane Technique
- Where
- Austria
- Volunteers
- 100 people
- Sponsor
- Medical University of Vienna
Aphakia, Postcataract
Yamani Technique Versus Proline Mesh for Intraocular Lens Scleral Fixation in Aphakia
The study aims to describe a new method of sulcus fixation of intraocular lenses (IOLs) using a prolene mesh and to compare its outcomes with Yamani technique.
- Trial name
- NCT06363448
- Testing
- Yamani Technique versus Prolene Mesh for Intraocular Lens Scleral Fixation in Aphakia
- Where
- 2 sites in Egypt
- Volunteers
- 20 people
- Sponsor
- Sohag University
Absence of Capsule Support, Aphakia
Clinical Observation of the Transscleral Suture Fixation of Posterior Chamber Intraocular Lens in Eyes With Inadequate Capsule Support
To present the follow-up outcomes of transscleral suture fixation of posterior chamber intraocular lens (PCIOL) in eyes with inadequate capsule support.
- Trial name
- NCT03817151
- Testing
- posterior chamber intraocular lens implantation
- Where
- China
- Volunteers
- 21 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Lens Subluxation
Sutureless Technique for Repositioning and Scleral Fixation of the Capsular Bag - Intraocular Lens Complex With Permanent Use of Iris Retractors
Sutureless technique for repositioning and scleral fixation of the capsular bag-intraocular lens complex with permanent use of iris retractors
- Trial name
- NCT07257172
- Testing
- Sutureless technique for repositioning and scleral fixation of the capsular bag - intraocular lens complex with permanent use of iris retractors
- Where
- Poland
- Volunteers
- 40 people
- Sponsor
- Military Institute od Medicine National Research Institute
Refractive Errors
Anxiety-related Fixation Instability During LASIK
Anxiety is common among patients undergoing eye surgery, which is typically performed under topical anesthesia while the patient is awake.
- Trial name
- NCT06148428
- Testing
- Laser in situ keratomileusis (LASIK)
- Where
- Egypt
- Volunteers
- 2,435 people, healthy volunteers welcome
- Sponsor
- Assiut University
Amblyopia Bilateral, Hyperopia of Both Eyes
Hyperopia Detection GCK With Glow Fixation
"GoCheck Kids" has added to its iPhone 7+ smart phone with flash concentrator a non-accommodating glow box fixation target. In pediatric eye patients, the "GCK" with glow box is compared to cycloplegic refraction as well as…
- Conditions
- Amblyopia Bilateral, Hyperopia of Both Eyes, Astigmatism Bilateral, Accommodation Disorder
- Trial name
- NCT04297969
- Testing
- objective pediatric vision screen "GCK glow fixation"
- Where
- United States
- Volunteers
- 133 people
- Sponsor
- Alaska Blind Child Discovery
Age-Related Macular Degeneration, Diabetic Retinopathy
Comfortable and Stabilizing Chin & Forehead Rest Attachment for Slit Lamp Configurations
In this study, participants will be imaged using two Optical Coherence Tomography (OCT) devices: device N, a standard conventional OCT device with an invention (comfortable chin and forehead rest that can be adjusted to fit each…
- Conditions
- Age-Related Macular Degeneration, Diabetic Retinopathy, Central Serous Chorioretinopathy, Glaucoma
- Trial name
- NCT05686421
- Testing
- OCT Imaging Using Device N, OCT Imaging Using Device C
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Vision Disparity
Are There Different Objective Fixation Disparity Values for Two Different Test Paradigms
In optometry, binocular coordination is measured subjectively. The result is subjective fixation disparity. In research different experiments have proven, that subjective and objective fixation disparity are different.
- Trial name
- NCT02735278
- Testing
- different test paradigms
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Applied Sciences and Arts Northwestern Switzerland