نتایج جستجو برای: clear corneal incision

تعداد نتایج: 239544  

Journal: :British Journal of Ophthalmology 1958

Journal: :Community based medical journal 2023

A cross-sectional, descriptive study was conducted in the Department of Ophthalmology, Combined Military Hospital (CMH), Dhaka Cantonment, Bangladesh, between November 2017 and May 2018, to assess keratometric results clear corneal incision on steep meridian patients with preoperative astigmatism during phacoemulsification cataract surgery. After obtaining written informed consent, a total 40 a...

2013
Baseer U. Ahmad Igor Estrovich Thomas Steinemann

Post-operative surgical infection represents an uncommon but potentially devastating complication of cataract surgery. In the past several decades, cataract surgery has made major advances with the introduction of small-incision phacoemulsification, viscoelastic substances, and improved lens designs, as well as refinement of surgical techniques. As a result, postoperative care has become simple...

2013
Ahmed Assaf Maged Maher Roshdy

PURPOSE This paper compares and evaluates the corneal morphological changes occurring after cataract surgery through a 2.2 mm corneal incision. We use two platforms for comparison and evaluation, transversal and torsional phacoemulsification. PATIENTS AND METHODS This study includes 139 consecutive cataractous eyes (nuclear color 2-4, according to the Lens Opacities Classification System III ...

2017
Jesus Hernan Gonzalez-Cortes Yunuen Bages-Rousselon Jesus Emiliano Gonzalez-Cantu Jesus Mohamed-Hamsho

This is a prospective clinical assay that included six patients who were diagnosed with penetrating corneal injury, traumatic cataract, and posterior segment intraocular foreign body (IOFB). Following anterior segment repair and extraction of traumatic cataract by clear cornea phacoemulsification, a standard 25-gauge transconjunctival pars plana vitrectomy was performed to find and release the ...

2012
Nienke Visser

In modern cataract surgery, spectacle freedom is becoming more and more important. Emmetropia can be achieved for patients with myopic or hyperopic refractive errors by selecting the appropriate spherical lens power. However, approximately 20% of patients who undergo cataract surgery have 1.25 diopters (D) of corneal astigmatism or more. (FerrerBlasco, Montes-Mico et al. 2009; Hoffmann and Hutz...

2016
Kateki Vinod Steven J Gedde

Ab interno trabeculectomy is one among several recently introduced minimally invasive glaucoma surgeries that avoid a conjunctival incision and full-thickness sclerostomy involved in traditional glaucoma surgery. Ablation of the trabecular meshwork and inner wall of Schlemm's canal is performed in an arcuate fashion via a clear corneal incision, alone or in combination with phacoemulsification ...

Journal: :Journal of cataract and refractive surgery 2010
Leonardo Torquetti Paulo Ferrara

Reasons for intrastromal corneal ring segment explantation In their recent article, Ferrer et al. report that 57 of 250 implanted intrastromal corneal ring segments (ICRS) had to be explantedda rate of 22.8%. The main cause of this very high explantation rate was extrusion (48.3%). There are 2 major causes of ICRS extrusion: (1) superficial implantation of a segment and (2) a segment that is pl...

2017
Yuli Park Hyun Seung Kim

BACKGROUND To evaluate the torsional and flattening effect of steep meridian incisions and influence of posterior corneal astigmatism (PCA) on total corneal astigmatism (TCA) after cataract surgery. METHODS One hundred thirty-two eyes underwent cataract surgery with steep meridian 2.2 mm microcoaxial and 2.85 mm conventional clear corneal incisions. Eyes were divided into with-the-rule (WTR) ...

Journal: :Journal of cataract and refractive surgery 2000
K A Buzard J L Febbraro

PURPOSE To report the technique and astigmatic results of the blue line cataract incision. SETTING The Buzzard Eye Institute, Las Vegas, Nevada, USA. METHODS This prospective study included 411 eyes of 271 patients who had cataract extraction by phacoemulsification with a self-sealing 3.0 mm blue line cataract incision. The blue line incision is performed with a diamond knife transconjuncti...

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