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Cataract Intraocular Lens - Crossref

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Last Updated: 19 November 2022

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Long-term rotationalstability of AcrySof IQ Toric intraocular lens in cataract patients with myopia: a retrospective case study

Abstract Purpose: Objectives : In cataract patients with myopia, the objective of this study was to investigate the long-term rotational stability of AcrySof IQ Toric intraocular lens. 120 eyes of 78 cataract patients with axial length 24-30 mm, corneal astigmatism u2265 1. 50 D, and installation of AcrySof IQ Toric IOL guided by the Version navigation device were found. Without any statistical significance, the rotation rate of Group A was marginally higher than that of Group B. AcrySof Toric IOL can efficiently treat corneal astigmatism in cataract patients with myopia and has excellent long-term rotational stability.

Source link: https://doi.org/10.21203/rs.3.rs-1800577/v1


Visual Outcomes and Optical Quality of Accommodative, Multifocal, Extended Depth-of-Focus, and Monofocal Intraocular Lenses in Presbyopia-Correcting Cataract Surgery

Importance A bayesian network meta-analysis will help compare the various brands of multifocal and monofocal intraocular lenses used in clinical practice. From inception, Medline and the Cochrane Central Register of Controlled Trials were searched on May 15, 2021, from inception. Study Selection Based on the research's findings, randomized clinical trials evaluating multifocal IOLs in patients who underwent bilateral cataract extraction were screened. Visual acuity, trifocal IOLs, and old bifocal diffractive IOLs provided improved visual acuity than monofocal IOLs. IOLs with higher visual acuity than monofocal IOLs provided greater visual acuity and depth-of-focus in a diluted intermediate visual acuity. All multifocal IOLs were comparable to monofocal IOLs for uncorrected distant visual acuity. Conclusions and Relevance: Patients with a multifocal IOL due to presbyopia may have a bilateral implant of a trifocal IOL may be the most appropriate option for patients without compromising distant visual acuity.

Source link: https://doi.org/10.1001/jamaophthalmol.2022.3667


Visual outcomes and subjective experience with three intraocular lenses based presbyopia correcting strategies in cataract patients

Abstract: The objective results and subjective experience of three intraocular lenses implant strategies are compared in terms of visual appearances and subjective experience. This review included patients who underwent phacoemulsification and bilateral implantation of extended depth of focus IOL, blended implantation of EDOF and bifocal IOL, and bilateral implantation of trifocal IOL. The trifocal group had the best whole range of VA, but the photic reaction was more severe than the EDOF group. Both the blended and trifocal groups achieved high visibility, but some patients in the EDOF group need spectacle when dealing with close-range tasks.

Source link: https://doi.org/10.1038/s41598-022-23694-9


Meridional ocular magnification after cataract surgery with toric and non-toric intraocular lenses

Abstract Background In modern cataract surgery, ocular magnification and meridional ocular magnification with subsequent image distortions have been generally ignored. Based on the pseudophakic eye model, OOM and MOM were calculated for the corrected eye using 4 u00d7 4 matrix algebra for the corrected eye. Results P IOL eq/P IOL Cyl was 20. 73 dpt/1. 29 dpt/1. 29 dpt/1. 49 dpt for Haigis, with 20. 73 dpt/1. 09 dpt/1. 03 dpt/1. 09 dpt/1. 30 dpt/1. 39 dpt/1. 39 dpt/1. 39 dpt/1. With scenarios 1 and 3, 1. 49/1. 25%, 1. 07/2. 6 percent, and 1. 06/2. 6 percent for scenario 2 with HofferQ, Haigis, and Castrop formulae, scenario 3 showed 0. 49/1. 23%, 0. 41/0. 95%, and 0. 40/0. 9 percent, and 1. 40/2. 9 percent, respectively. Conclusions matrix's illustration of the pseudophakic eye allows for a quick and easy prediction of OOM and MOM of the pseudophakic eye after cataract surgery.

Source link: https://doi.org/10.1007/s00417-022-05740-4


Early patient-reported outcomes of cataract surgery with implantation of the trifocal liberty 677MY intraocular lens: A pilot study

Objectives We present our first clinical and patient outcomes in the early postoperative period with a new model of trifocal diffractive intraocular lens. Methods Pilot The results of 26 eyes of 13 patients undergoing cataract surgery with the introduction of the trifocal diffractive IOL Liberty 677MY are a survey of the pilots' prospective analysis. Both patients were referred to the defocus curve, with some of them expressing dissatisfaction with the results of the surgery. In 92. 3% of patients, the postoperative vision did not result in problems in daily life. Conclusions The trifocal IOL investigation found a successful visual rehabilitation with no photic disorders involved, contributing to high rates of spectacle independence and patient satisfaction.

Source link: https://doi.org/10.1177/11206721221136428


Temporal Change in Anterior Chamber Depth after Combined Vitrectomy and Cataract Surgery Using Different Sizes of Intraocular Lens

This research was designed to investigate temporal shifts in the anterior chamber depth and refractive prediction error of 6 and 7 mm diameter intraocular lenses after cataract surgery or phacovitrectomy with or without sulfur hexafluoride gas. We reviewed 120 eyes and divided them into six groups: three groups of cataract surgery alone and phacovitrectomy were further divided by the IOL diameter used. The ACD and IOL positions at the start of postoperative day 1 in the SF6 injection groups were significantly smaller than those in the other groups. The ACD and IOL position of the 6 mm IOL injection group in the early postoperative phase of phacovitrectomy with SF6 was smaller than that of the other groups at 1 week; therefore, problems such as synechia or pupillary capture should be considered in the early postoperative phase of phacovitrectomy with SF6, particularly in the 6 mm IOL.

Source link: https://doi.org/10.3390/jcm11216430


Complicated subcapsular cataract in patients with phakic posterior chamber intraocular lenses as a complication in the late postoperative period

In one eye, a patient with two posterior chamber phakic IOLs underwent reimplantation of the PIOL in one eye, and phacoemulsification of cataract, which became a complication of the PIOL in the other. Keywords: phakic intraocular lens, complicated subcapsular cataract, and broadened focus intraocular lens.

Source link: https://doi.org/10.25276/2312-4911-2022-5-122-127


The Technique of Phacoemulsification and Intraocular Lens Implantation in Subluxated Cataract Surgery

For subluxated cataracts, the aim of this research was to investigate the efficiency and availability of phacoemulsification and intraocular lens implantation. A retrospective review of subluxated cataract surgeries of 19 eyes in Kunhua Hospital Affiliated with Kunming University of Science and Technology between January 2017 and June 2021 was conducted. In 12 eyes, eight capsular tension rings implantation were implanted in the capsular bag, including 8 capsular tension rings. Horizontal chops and emulsification of the capsular bag can be carried out as a result of subluxated cataract surgery by phacoemulsification. A capsular tension ring was also a useful tool to maintain capsular stability. Overall, the incision technique and the surgical procedure to promote capsular stabilization in this research, as well as the surgical technique to enhance capsular stabilization, provide a safe approach and positive results in cataract surgery for subluxation.

Source link: https://doi.org/10.1155/2022/3188710


Complications of Cataract Surgeries and Implantation of Intraocular Lens

Any opacification in the lens can also be identified as a cataract. The maximum standard surgical procedure in developed countries, Cataract surgical procedure, is the most common surgery. Cataract maximum not unusual place of blindness in growing nations is not surprising, but it is not surprising. The gold standard is in the absence of a suitable capsular aid or cataract surgical procedure with phacoemulsification by intraocular lens inserting within the capsular bag. Cataract surgical care is one of the most commonly administered surgical procedures within the world. Following advancements in cataract surgical techniques, advances in intraocular lens alternative technology have appeared. Cataract surgical therapy is one of the most effective medical therapies ever invented. Cataract surgical intervention has a long history of courting for many years. The doctor has progressed to refractive cataract surgical therapy, which allows the doctor to change the final refractive findings for every patient. Thanks to advances in optical biometry and modern intraocular lens calculation techniques, surgical correction errors have greatly reduced, but residual astigmatism can be difficult for any surgeon and sufferer, resulting in impaired visual results. The signs of cataracts are mainly based on the patient's way of life and apparent requirements. The importance of a modern-day surgical procedure is overcome in the industrialized global, cataract surgical procedure, although the benefits of putting off signs and symptoms compensates the little risks connected to a modern-day surgical procedure. Other signs and symptoms of cataracts in adults over the age of five are typical enhancements in eyeglass prescriptions and the ability to study without analyzing glasses.

Source link: https://doi.org/10.9734/jpri/2021/v33i61b35128

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions