نتایج جستجو برای: limbal relaxing incision
تعداد نتایج: 26287 فیلتر نتایج به سال:
The objective was to describe a new surgical technique to manage a posteriorly dislocated crystalline lens. Four patients with posteriorly dislocated lenses were studied. Two patients had dislocated lenses secondary to trauma, 1 had undergone retinal detachment surgery, and 1 had an idiopathic lens dislocation. Pars plana vitrectomy was carried out on all 4 eyes, followed by an injection of per...
purpose: evaluate the effect of relaxing incision and adjustment sutures to correct astigmatism after deep anterior lamellar keratoplasty (dalk) in patients with keratoconus. materials and methods: this interventional case series included keratoconic eyes undergoing graft refractive surgery (grs) for intolerable post-dalk astigmatism. the technique of graft refractive surgery for the 5 initial ...
PURPOSE To report the role of Healon5 injection combined with medications in patient with malignant glaucoma after trabeculectomy with unplanned zonulectomy. METHODS Two days after trabeculectomy with unplanned zonulectomy for neovascular glaucoma in an eye with diabetic retinopathy, a patient developed malignant glaucoma due to the ciliovitreal block caused by the vitreous herniation through...
BACKGROUND The important factor for improving the cataract surgery is reduction in size of corneal incision. Small incision results in less induced astigmatism, and faster visual rehabilitation. METHODS An analysis of 100 eyes of 80 patients operated for phacoemulsification through micro incision by standard chop technique (50 eyes) in group-I, and chick feed technique (50 eyes) in group-II i...
INTRODUCTION Astigmatism is a visually disabling refractive error, and at least 15%-20% cataract patients have corneal astigmatism of ≥1.50 diopters (D). One way to correct astigmatism simultaneously during cataract surgery is to place limbal relaxing incisions (LRIs). It is possible, however, that late corneal biomechanics may play an unfavorable role in refractive outcomes over time. Toric in...
OBJECTIVE To analyze the effectiveness and safety of corneal relaxing incisions (CRI) in correcting keratometric astigmatism during cataract surgery. METHODS A prospective study of two groups: control group and treatment group. A treatment group included 25 eyes of 25 patients who had combined clear corneal phacoemulsification, IOL implantation and CRI. A control group included 25 eyes of 25 ...
Purpose: The present study intends to show the characteristics of cultured limbal stem cell (CLSCs) and to compare them with normal Conjunctival (C), Limbal (L) and Cornea (K) tissues. Materials and Methods: The expressions of a set of genes potentially involved in differentiation and stemness function of limbal stem cells were assessed in freshly prepared limbal, corneal, and conjunctival tis...
Instruments designed primarily for vitreous surgery were used in 74 anterior segment operations. In each case the instrument was introduced into the eye through a limbal incision. This preliminary report shows that this new approach offers several advantages over conventional methods in selected cases. It is of particular value in the management of presenile and complicated cataracts and in the...
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