Clinical trials: IOL Implantation
Cataract, Presbyopia
Prospective Clinical Trial of Unilateral or Bilateral Implantation of TecnisSymfony IOL in Cataract Patients With Presbyopia
This is to evaluate the satisfaction of patient and physician about short-distance, medium-distance, long-distance postoperative vision and eyeglass dependence, glare, and visual acuity after insertion of the TECNIS® Symfony or…
- Trial name
- NCT03501654
- Testing
- TecnisSymfony®
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Seoul National University Hospital
Contrast Sensitivity
Contrast Sensitivity Assessment in Pediatric Cataract Surgery With IOL Implantation
The study evaluates contrast sensitivity in older children following surgery for lamellar and posterior subcapsular cataracts. Often, pediatric surgeons tend to delay surgery in these children who present beyond the amblyogenic…
- Trial name
- NCT01901744
- Testing
- Cataract Surgery
- Where
- India
- Volunteers
- 25 people
- Sponsor
- Iladevi Cataract and IOL Research Center
Microspherophakia
The Efficacy of a 6-point Transscleral Suture Fixation of a 3-looped Haptics PC-IOL Implantation Through Scleral Pockets for Surgical Management for Microspherophakia
By comparing the preoperative data and postoperative data of 9 patients of microspherophakia, we concluded that the 6-point transscleral suture fixation of a 3-looped haptics posterior chamber intraocular lens (PC-IOL) through…
- Trial name
- NCT04447157
- Volunteers
- 9 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Congenital Cataract
Secondary Intraocular Lens Implantation in Pediatric Patients
This prospective, non-randomized controlled study aiming at comparing the prognosis of minimal invasive lens surgery and traditional cataract surgery for treating congenital cataracts after the patient receives secondary…
- Trial name
- NCT03240796
- Testing
- minimal invasive surgery and secondary IOL implantation, traditional cataract surgery and secondary IOL implantation
- Where
- China
- Volunteers
- 80 people
- Sponsor
- Sun Yat-sen University
Lens Subluxation
Prospective Study of Cionni Ring and In-the-bag IOL Implantation for Subluxated Lenses
The purpose of this study is to report the intraoperative performance and postoperative outcomes of the Cionni-modified capsule tension ring implantation in eyes with subluxated lenses.
- Trial name
- NCT01346566
- Testing
- Cionni Modified Capsule Tension Ring
- Where
- India
- Volunteers
- 33 people
- Sponsor
- Iladevi Cataract and IOL Research Center
Aphakia
Intraocular Position of Secondary Iris-Fixated IOLs in Aphakic Eyes
The purpose of this study is to evaluate the intraocular stability and safety of secondary iris-fixated IOLs in aphakic patients.
- Trial name
- NCT00773266
- Where
- Germany
- Volunteers
- 16 people
- Sponsor
- Johann Wolfgang Goethe University Hospital
Congenital Ectopia Lentis
Influence of Different Needle Insertion Positions on the Clinical Efficacy of Suture-Fixated Transscleral IOL Implantation Without Knots
This is a single-blind, single-center, parallel-group randomized controlled trial with the following objectives: First, researchers aim to compare the clinical efficacy of 2mm and 2.5mm post-limbal needle insertion in sutureless…
- Trial name
- NCT07252349
- Testing
- Transscleral Suture-Fixated Intraocular Lens Implantation (Suture Needle Insertion at 2.5 mm Posterior to the Limbus)
- Where
- China
- Volunteers
- 54 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University