refractive outcome
Comparison of refractive outcome between biometry with applanation ultrasound and partial coherence interferometry (IOL master) in eyes undergoing phacoemulsification
... the refractive outcome of cataract surgery employing IOLMaster biometry data and compared it with that of applanation ultrasonography in a prospective study of 100 eyes that underwent phacoemulsification ...
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Refractive outcome of prethreshold retinopathy of prematurity treated by diode laser: follow-up at 5 years
... In our study, the most common refractive error was myo- pia, with 59% of children being affected, while 21% were affected by hyperopia. Thus, the prevalence of refractive error in the study was 80%. It is ...
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Influence of the prediction error of the first eye undergoing cataract surgery on the refractive outcome of the fellow eye
... our investigations, in which the second eyes, on average, show half the amount of prediction error compared with the first eye when the SRK/T formula was used for IOL power calculation. Moreover, in recent studies, ...
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Anterior segment configuration as a predictive factor for refractive outcome after cataract surgery in patients with glaucoma
... Patients underwent a comprehensive ophthalmic exam- ination preoperatively and postoperatively, including: i) measurement of best corrected visual acuity (BCVA), ii) manifest refraction, and iii) IOP using a GAT. BCVA ...
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Comparison of the refractive outcome following corneal section phacoemulsification Versus blumenthal technique of manual small incision cataract surgery at 6 weeks
... New innovations in the technique of cataract surgery reflect an attempt to improve outcome of surgery by trying to reduce the SIA. Original intra and extra capsular cataract extraction techniques (ICCE and ECCE) ...
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Predicting the refractive outcome and accuracy of IOL power calculation after phacoemulsification using the SRK/T formula with ultrasound biometry in medium axial lengths
... of the third-generation formulas that was developed by Ret- zlaff et al, representing a combination of linear regression method with a theoretical eye model. This formula uses the A-constant to calculate the anterior ...
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Two-step LASIK after penetrating keratoplasty
... Many factors such as the size, curvature, and thickness of the corneal transplant, the underlying disease for the PK, preoperative refraction, the trephination technique, the type of suture, size and alignment of the ...
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Do outside temperature and sunlight duration influence the outcome of laser refractive surgery? Results from the Hamburg Weather Study
... Previous studies have shown convincingly good clinical results following LASIK. The data reported herein contrib- ute to this notion as we cannot assess clinically relevant differences in outcome related to ...
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Risk factors for refractive error after cataract surgery : analysis of 282 811 cataract extractions reported to the European Registry of Quality Outcomes for cataract and refractive surgery
... visual outcome and a refractive outcome on ...a refractive outcome on target. Optimal precision in refractive outcome depends on a good preoperative biometry including ...
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Vector analysis investigation of toric intraocular lens with no deviation from the intended axis
... the refractive outcome versus the predicted postoperative keratometric astigmatism and was compared with targeted induced astigmatism ...remaining refractive astigmatism of ...
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Structural and functional results of indirect diode laser treatment for retinopathy of prematurity from 1999 to 2003 in Kuwait
... One hundred forty-eight infants had a minimum follow up of 6 months and were eligible to be included in the study. We excluded seven infants who had died within 3 months of treatment and four who were lost to follow up. ...
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Optical Birefringence Studies on Cholesteric and Induced Smectic Phases of Ternary Mixture of Liquid Crystalline Materials
... observations. Refractive indices in the optical region are determined at different temperatures by employing the techniques described by the earlier investigators ...
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Centration axis in refractive surgery
... with myopia, emmetropia, and hypermetropia, the mean value was 5.13 ± 1.50°, 5.72 ± 1.10°, and 5.52 ± 1.19° re- spectively (P = 0.025); the post-hoc test indicated this was due to the difference between emmetropes and ...
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Practical limitation on operation of nonlinear parity time Bragg gratings
... that in this case the change of refractive index and gain/loss in the PTBG induced by the Kerr nonlinearity and saturation respectively are negligible. It is noticeable that compared to the idealised case, the ...
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Intensity Modulated Fiber Optic Chemical Sensor – Molar Volumes, Refractive Indices, Electronic Polarization, Molar Refractions of Binary Liquids
... of refractive indices of binary liquid mixtures is essential for the determination of composition of binary liquid ...mixtures. Refractive index measurements in combination with density, boiling point, ...
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Photonic Crystal and its Application as a Biosensor for the Early Detection of Cancerous Cells
... From Figure 2, it is clearly seen that there are two holes in the middle of the pro- posed structure. The cells are placed into the hole for sensing [1]. The outputs from the simulations were compared and to detect which ...
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Detectors Refractive Index Detectors pdf
... The refractive index detector was one of the R rst online detectors to be developed and was described by Tiselius and Claesson in ...mobile-phase refractive index that results from the change in solvent ...
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Low coherence interferometric imaging: solution of the one dimensional inverse scattering problem
... and ∆ω = 2πc∆λ/λ 2 is the width of the spectrum line between the half-power points. In many of our concrete numerical examples we use the reasonable but otherwise arbitrary values λ = 850 nm, ∆λ = 70 nm [21], together ...
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Corneal densitometry in healthy patients measured with scheimpflug pentacam® camera
... Methods: This retrospective non-randomized single-center was conducted on healthy subjects who performed a topographic examination before refractive surgery and showed no corneal or other ocular pathology. A slit ...
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Click here to download PDF version of the article !
... Information on socio-demographic (age, races, gender, educational level, monthly household income), smoking status and health condition (hypertension and diabetic status) were obtained during history recording. Habitual ...
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