نتایج جستجو برای: clear cornea incision

تعداد نتایج: 223065  

Journal: :بینا 0
بهرام عین‏اللهی b einollahi تهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم محمد زارع جوشقانی m zare joshaghani تهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم حسین جمالی h jamali تهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم

purpose: to compare clear corneal incision and scleral tunnel incision in terms of intraocular pressure (iop), post-operative inflammation, induced astigmatism, and corneal edema in phacoemulcification. methods: this non-controlled clinical trial was conducted on 78 eyes with senile cataract. a clear corneal incision was made in 40 eyes and a scleral tunnel incision was made in 38 eyes. all eye...

Journal: :Arquivos brasileiros de oftalmologia 2007
Fernando Pistarini Gonçalves Antonio Carlos Lottelli Rodrigues

PURPOSE To evaluate the effect of phacoemulsification through clear cornea incision in the steepest meridian (ISM), on the magnitude of preoperative keratometric astigmatism. To map the magnitude of surgically induced astigmatism (SIA) by clear cornea incision in the positions: nasal (N), temporal (T), superior temporal (ST) and inferior temporal (IT). METHODS A prospective keratometric study...

2016
Somerton Clark

appointment to the patient than this. During the early years of his career the eye-surgeon is also very disappointed with his results after this operation if lie takes the trouble to find out how small the amount of improvement is and he feels inclined to abandon the operation. The common causes of failure are : (1) Iris adherent to cornea. (2) Too small an iridectomy. (3) Extensive opacity of ...

2009
Yongqi He Siquan Zhu Ming Chen Dejiao Li

Objective. This is prospective randomized control trial to compare the mean keratometric corneal astigmatism diopter power (not surgical induced astigmatism) among preop and one-month and three-month postop phacoemulcification of either a clear temporal corneal incision or a superior scleral tunnel Incision, using only keratometric astigmatic power reading to evaluate the difference between the...

2008
Joon Young Kim

This study evaluated the effectiveness of sutureless cataract surgery using a clear corneal incision in canine cataract surgery. Sutured cataract surgery was compared with sutureless cataract surgery in terms of the refractive error, the alteration of intraocular pressure (IOP) over 28 days post-operatively, and neovascularization on the cornea. An average of 1.33 ± 0.58 D astigmatism was induc...

2011
Hamid Gharaee Abbas Kargozar Ramin Daneshvar-Kakhki Maria Sharepour Samira Hassanzadeh

PURPOSE To assess the relationship between corneal endothelial cell loss after phacoemulsification and the location of the clear corneal incision. METHODS A total of 92 patients (92 eyes) with senile cataracts who met the study criteria were included in this cross sectional study and underwent phacoemulsification. The incision site was determined based on the steep corneal meridian according ...

Journal: :American journal of ophthalmology 2005
John J Miller Ingrid U Scott Harry W Flynn William E Smiddy Jean Newton Darlene Miller

PURPOSE To report the incidence, clinical settings, and visual acuity outcomes of acute-onset endophthalmitis after cataract surgery. DESIGN Retrospective, observational case series. METHODS Annual cataract surgery statistics were determined by review of electronic surgical records. The clinical and microbiologic records were reviewed of all patients with clinically diagnosed endophthalmiti...

Journal: :Journal of cataract and refractive surgery 2007
I Howard Fine Richard S Hoffman Mark Packer

PURPOSE To examine the profile of clear corneal cataract incisions in the living eye using optical coherence tomography (OCT). SETTING Private practice, Eugene, Oregon, USA. METHODS The Zeiss Visante OCT anterior segment imaging system was used to study the profile of clear corneal cataract incisions, all in senior citizens. The OCT images of the operative eye were taken on the first postop...

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