نتایج جستجو برای: limbal relaxing incision
تعداد نتایج: 26287 فیلتر نتایج به سال:
During the last years, cataract surgery has taken a refractive tendency, especially since the appearance of artificial crystalline lenses, which give multifocality, asphericity, and toricity. This trend has given birth to the term of „refractive cataract surgery”. The refractive cataract surgery may be defined as the surgery of cataract with a double purpose: to improve vision and the reduce sp...
Operative technique A cruciate incision of the anterior lens capsule is made with a Barkan goniotomy knife, the pupil having been fully dilated. This incision is enlarged with a keratome or a broad needle and the large-bore aspiration needle is introduced into the anterior chamber attached to a 5 ml. syringe of normal saline. Aspiration and irrigation are then performed through the same needle ...
Aim: To evaluate the safety and outcomes of trans corneal three port vitrectomy without conjunctival incision. Methods: A total of 27 patients were included in the study. out of which 13 patients were with posteriorly dislocated PCIOL (posterior chamber intra ocular lens), 9 patients with dropped cortical lens matter and 5 patients with vitreous hemorrhage. In all these patients, we made three ...
stem cells located at the limbus , are the ultimate source for regeneration of the corneal epithelium in the normal and traumatized states. when limbal stem cells are dysfunctional or deficient, limbal stem cell deficiency (lscd) develops. its surgical management depends on laterality and severity of corneal-limbal involvement. conventional methods of stem cell transplantation are conjunctiva...
The objective is to study the astigmatism induced after phacoalternative surgery in order improve quality of surgery. This was a prospective and descriptive cross-sectional carried out at Donka University Hospital Conakry from july 2021 january 2022, i.e. duration 7 months, on 100 operated eyes. It involved eyes, by with an upper limbal incision least 6 mm implantation lens bag. Automatic refra...
purpose: to report the outcomes of conjunctival-limbal autograft (clau) in patients with unilateral total limbal stem cell deficiency (lscd) emphasizing surgical problems, complications, and their management. methods: in this prospective interventional case series, clau combined with amniotic membrane transplantation as a graft was performed on 26 patients with unilateral total lscd due to chem...
OBJECTIVES To determine the reported incidence of acute endophthalmitis following cataract extraction over time and to explore possible contributing factors, such as type of cataract incision. METHODS A systematic review of English-language articles was conducted by performing a broad search of PubMed from 1963 through March 2003 using such terms as cataract extraction, endophthalmitis, and p...
Introduction Cataract surgery has undergone various advances since it was evolved from ancient couching to the modern phacoemulsification cataract surgery. Surgically induced astigmatism (SIA) remains one of the most common complications. The introduction of sutureless clear corneal incision has gained increasing popularity worldwide because it offers several advantages over the traditional sut...
odern cataract surgery aims not only to remove lens opacities but also to achieve correction of any refractive error. In addition to restoration of uncorrected visual acuity, correction of preexisting astigmatism is also important, and treatment options for this purpose include corneal limbal relaxing incisions, excimer laser photoablation and toric intraocular lens (IOL) implantation. Shimizu ...
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