Clinical trials: High Myopia
Glaucoma, Suspect, High Myopia
Effect of Lowering IOP in Glaucoma Suspects With HM
Currently, whether and when intraocular pressure (IOP) lowering medication should be used in glaucoma suspects with high myopia (HM) is still a dilemma.
- Trial name
- GSHM (NCT04296916)
- Testing
- IOP lowering eye drops
- Where
- China
- Volunteers
- 264 people
- Sponsor
- Sun Yat-sen University
Cataract
Evaluation of the Rotational Stability of The AcrySof Toric Intraocular Lens in the Capsular Bag in High Myopic Subjects
The purpose of this study is to evaluate the stability and efficacy of The AcrySof Toric intraocular lens in the bag in high myopic subjects.
- Trial name
- NCT01351233
- Testing
- Cataract Surgery
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Wenzhou Medical University
Myopia, Refractive Errors
Effect of Peripapillary Atrophy to Diagnose Glaucoma in High Myopia
This study intends to analyze the characteristics between peripapillary retinal nerve fiber layer thickness and peripapillary area in high myopia with or without glaucoma
- Conditions
- Myopia, Refractive Errors, Eye Diseases, Glaucoma, Primary Open Angle
- Trial name
- NCT05964634
- Testing
- OCT imaging
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
High Astigmatism
Long-term Outcomes of SMILE PRO for High Astigmatism
This prospective interventional study aims to evaluate the long-term refractive and visual quality outcomes of SMILE PRO surgery in patients with myopia and high astigmatism.
- Trial name
- NCT07446751
- Testing
- SMILE PRO surgery
- Where
- Vietnam
- Volunteers
- 113 people
- Sponsor
- Hanoi Medical University
Myopia, High Myopia
Efficacy and Safety of Spectacle Lenses With H.A.L.T. MAX Technology on High Myopia Control in Children and Adolescents
Children aged 7-14 years with high myopia were randomly assigned to a control group or an intervention group at a 1:1 ratio. The intervention group wore H.A.L.T.
- Trial name
- NCT07120737
- Testing
- H.A.L.T. MAX spectacles
- Where
- China
- Volunteers
- 224 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
High Myopia
Comparison of Retinal Damage in ICL Implantation Using 3D Visualization System vs. Microscope
Implantable collamer lens (ICL) implantation is considered one of the most effective surgical treatments for high myopia. The procedure primarily involves adjusting the position of the ICL within the eye.
- Trial name
- NCT06966622
- Testing
- 3D visualization system with coaxial illumination, microscope with standard illumination
- Volunteers
- 40 people
- Sponsor
- Fuzhou Eye Hospital
Cataract
Comparing Monofocal IOLs in Highly Myopic Cataract Patients
Comparison of Postoperative Outcomes in Patients with High Myopia Undergoing Cataract Surgery Implanted with Extended Depth of Focus Intraocular Lens (ICB00) and Monofocal Intraocular Lens (ZCB00)
- Trial name
- NCT06905938
- Testing
- no intervention
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Wenzhou Medical University
High Myopia, Refractive Errors
Repeated Low-Level Red-Light Therapy for Shortening Axial Length
The purpose of this clinical trial is to confirm the incidence and magnitude of axial length shortening after RLRL therapy in Chinese high myopia children and teenagers.
- Conditions
- High Myopia, Refractive Errors, Eye Diseases
- Trial name
- NCT05550740
- Testing
- RLRL
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
High Myopia, Posterior Scleral Reinforcement
Efficacy and Safety of Posterior Scleral Reinforcement on Controlling Myopia in Adults With High Myopia
This study will evaluate the efficacy and safety of posterior scleral reinforcement on controlling myopia progression, including change in refraction, axial elongation as well as sight-threatening complications, in adults with…
- Conditions
- High Myopia, Posterior Scleral Reinforcement, Adults, Axial Elongation
- Trial name
- NCT03381079
- Testing
- Posterior scleral reinforcement
- Volunteers
- 120 people
- Sponsor
- Beijing Tongren Hospital
High Myopia
The Relationship Between Structure and Visual Function in Myopia Foveoschisis
Macular foveoschisis (MF) is a common complication of pathological myopia, which is characterized by choroid-retinal degeneration and vision impairment.
- Trial name
- NCT02915133
- Testing
- macular buckling surgery
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Sun Yat-sen University
Macular Holes, High Myopia
Effects of Macular Buckle Versus Vitrectomy on Macular Hole and Macular Detachment in Highly Myopic Eyes
Full-thickness macular Hole associated with macular detachment is a one of the maculopathies of high myopia. There is controversy in the primary treatment for this situation.
- Conditions
- Macular Holes, High Myopia, Macular Detachment
- Trial name
- NCT03433547
- Testing
- Buckle, Vitrectomy, Limbal paracentesis
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Sun Yat-sen University
Patients With Highly Myopic Eyes
3D Visualization System for Vitreoretinal Diseases in Highly Myopic Eyes
To investigate the surgical outcomes and intraoperative parameters evaluation of 3D visualization system for vitreoretinal diseases in highly myopic eyes
- Trial name
- NCT05367193
- Testing
- pars plana vitrectomy, NGENUITY® 3D Visualization System (Alcon, TX, USA)
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- National Taiwan University Hospital
Cataract, High Myopia
Evaluation of Cataract Surgery Outcome
The purpose of this study is to evaluate the visual outcome of the cataract surgery, including best uncorrected and corrected visual acuity, spherical equivalent, wavefront aberration and other measurements.
- Trial name
- NCT02182921
- Where
- China
- Volunteers
- 20,000 people
- Sponsor
- Evidence Based Cataract Study Group
Cataract, High Myopia
Impact of Capsular Tension Ring Implantation on Intraocular Lens Position
This is a randomized controlled trial to investigate the effect of capsular tension ring (CTR) implantation on intraocular lens (IOL) tilt and decentration in cataract patients with high myopia.
- Trial name
- NCT05161520
- Testing
- phacoemulsification combined with IOL and CTR implantation, phacoemulsification combined with IOL implantation
- Where
- China
- Volunteers
- 186 people
- Sponsor
- Xuhua Tan
Retinal Perforations, Myopia, Degenerative
Corneal Flap Transplantation for Macular Hole Repair of High Myopia
The goal of this clinical trial is to learn about an innovative surgical technique for macular hole repair. This technique is for patients with high myopia using pars plana vitrectomy (PPV) combined with corneal flap…
- Trial name
- NCT05875909
- Testing
- corneal flap transplantation
- Where
- China
- Volunteers
- 30 people
- Sponsor
- First People's Hospital of Hangzhou
Myopia, High-Grade, Myopia; Refractive Error
AOSLO-Based Precise Measurement of Retinal Hemodynamics: Development and Application Assessment
Changes in retinal hemodynamics play a key role in the development of various eye diseases. Currently, mainstream hemodynamic evaluation techniques have low resolution and poor measurement accuracy, limiting their widespread…
- Trial name
- NCT07051317
- Volunteers
- 120 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Refractive Errors
Correcting Myopia Among Secondary School Children to Increase Academic High School Attendance Rates in Rural Communities
Chinese children are some of the most short-sighted in the world, but only one in five children in poor areas who needs glasses has them.
- Trial name
- SWISH (NCT04077086)
- Testing
- Spectacles
- Where
- 3 sites in China, United Kingdom
- Volunteers
- 10,000 people
- Sponsor
- Queen's University, Belfast
Myopia
Visual Performance of Highly Aspherical Lenslet Spectacles in Children (Ancillary to WS10246)
To evaluate the visual performance of (high and low contrast distance visual acuity, reading speed, near visual acuity, and near contrast sensitivity) of HAL spectacle lenses (habitual correction) in comparison with single vision…
- Trial name
- FIN-3102 (NCT07668102)
- Testing
- HAL spectacle lens, Single Vision spectacle lens
- Where
- 7 sites in United States
- Volunteers
- 88 people
- Sponsor
- Essilor International
Astigmatism, High Myopia
Comparison Between TICL and ICL+AK for High Myopic Astigmatism
To compare the outcomes of a toric Implantable Collamer Lens (ICL) and a spherical Implantable Collamer Lens combined with astigmatic keratotomy (AK) in the correction of high myopic astigmatism.
- Trial name
- NCT03202485
- Testing
- Toric Implantable Collamer Lens, ICL + Astigmatic keratotomy
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Myopia, Astigmatism
A Prospective Study of Femtosecond Laser Intracorneal Lensectomi
The purpose of this study is to compare visual acuity, safety, predictability, corneal biomechanics, dry eyes, and nerve-morphology after all femtosecond laser refractive lenticule extraction.
- Trial name
- NCT01673503
- Testing
- Carl Zeiss Meditech VisuMax laser
- Where
- Denmark
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital