نتایج جستجو برای: coaxial phacoemulsification
تعداد نتایج: 7813 فیلتر نتایج به سال:
PURPOSE To compare indication criteria, intra- and postoperative complications, visual outcomes and time interval between the first and second eye surgery (phacoemulsification). METHODS Prospective study was done in 96 eyes of patients who underwent bilateral consecutive phacoemulsification surgery, performed by a third-year ophthalmology resident. An established protocol was filled out befor...
AIMS/BACKGROUND Phacoemulsification is rapidly replacing conventional extracapsular cataract extraction (ECCE) as the method of choice for cataract surgery in the Western world. However, posterior capsule opacification (PCO) still remains the major postoperative complication, affecting 20-50% of patients, and results from persistent cell growth of epithelial cells remaining after surgery. This ...
Posterior capsular rent is a common complication of cataract surgery including phacoemulsification. Though occurrence is higher with beginners, it can also occur in the hands of a senior phaco surgeon. This study analyses the predisposing risk factors, intraoperative events, mode of occurrence, management strategy and eventual outcome of Posterior capsular rent during phacoemulsification by a s...
r T b k t S a i a m c A m i r i h N THIS ISSUE, RESULTS FROM A RANDOMIZED, CONtrolled trial (RCT) are published in which two techniques for cataract extraction are compared.1 The uestion of whether manual sutureless small-incision exracapsular cataract surgery (SICS) is as effective and safe s phacoemulsification is addressed. This may seem to be a fruitless enquiry because it is ssumed by most...
Hepatocellular carcinoma (HCC) is the most common malignant tumors to affect the liver. Microwave ablation is efficiently used for treatment of liver cancer. Although surgical resection remains the gold standard for treatment of liver cancer, but only 5-10% patients are the candidates for surgical resection due to numbers of limitations. Because most patients with HCC can not be treated with su...
A nano coaxial rotor was designed, fabricated and studied experimentally at an ultralow Reynolds number ranging from 5000 to 20,000. The Minimum Induced Loss theory was employed to optimize the geometry of nano coaxial rotor with the introduction of weights to take into account the interference of upper rotor and lower rotor. The chord and twist distributions of both rotors were achieved as a r...
purpose: to report the outcomes of graft refractive surgery (grs) together with clear-cornea phacoemulsification and intraocular lens (iol) implantation in post-penetrating keratoplasty (pkp) eyes. methods: fourteen eyes of 13 patients who had received pkp underwent simultaneous grs (relaxing incisions with or without counter-quadrant compression sutures) and clear-cornea phacoemulsification wi...
Background: Phacoemulsification surgery is the most frequent cataract performed in developed countries because of its effectiveness and safety. However, some degree endothelial loss inevitable any type surgery, including phacoemulsification. Anterior chamber depth (ACD) could be considered as one important anatomical parameters for preserving from mechanical thermal damage that can occur during...
This technique facilitates phacoemulsification and foldable intraocular lens (IOL) implantation in eyes with extremely crowded anterior segments. An automated pars plana vitreous tap is used to expand the anterior segment when extremely shallow anterior chambers do not deepen sufficiently with viscoelastic injection alone. This technique permits successful completion of pupilloplasty, capsulorh...
PURPOSE To compare the efficacy of different surgical strategies for intraocular pressure (IOP) control in Hispanic glaucoma patients with and without visually significant cataracts. DESIGN Comparative retrospective consecutive case series. METHODS The charts of 153 consecutive patients with primary open angle glaucoma who underwent either trabeculectomy alone (n = 51), phacotrabeculectomy ...
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