Results 181 to 190 of about 205,753 (198)
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Comparison of endothelial changes and power settings between torsional and longitudinal phacoemulsification

Journal of Cataract and Refractive Surgery, 2010
To compare the intraoperative and postoperative outcomes of conventional longitudinal phacoemulsification and torsional phacoemulsification.Department of Ophthalmology, University of Leipzig, Germany.Randomized single-center clinical trial.Eyes with senile cataract were randomized to have phacoemulsification using the Infiniti Vision System and the ...
Anna, Reuschel   +3 more
openaire   +2 more sources

Bead-flow pattern: Quantitation of fluid movement during torsional and longitudinal phacoemulsification

Journal of Cataract and Refractive Surgery, 2010
To develop a bead-flow pattern for visualizing and comparatively quantifying fluid movement using a torsional or longitudinal ultrasound (US) phaco handpiece.Magill Laser Center, Medical University of South Carolina, Charleston, South Carolina, USA.Visualization and quantification of intraocular fluid dynamics were evaluated by injecting neutrally ...
Luis E Fernández, de Castro   +2 more
openaire   +2 more sources

Length and frequency of intraoperative occlusive events with new torsional phacoemulsification software

Journal of Cataract and Refractive Surgery, 2011
To evaluate the efficiency profile of new torsional phacoemulsification software.Eye Institute of Utah, Salt Lake City, Utah, USA.Comparative case series.Routine cataract surgeries were performed using standard torsional (Ozil) and new torsional (Ozil IP) software.
Robert J, Cionni   +2 more
openaire   +2 more sources

Comparison of conventional and torsional mode (OZil) phacoemulsification: randomized prospective clinical study

European Journal of Ophthalmology, 2009
Purpose To compare the amount of intraoperative energy used during conventional and torsional phacoemulsification surgery and investigate the changes in corneal endothelial cell density. Methods In this study, a total of 100 eyes in patients with age-related cataract (mean age 68.9 years) were included.
Ercument, Bozkurt   +6 more
openaire   +2 more sources

Thermal characterization of phacoemulsification probes operated in axial and torsional modes

Journal of Cataract and Refractive Surgery, 2015
To analyze temperature increases and identify potential sources of heat generated when sleeved and sleeveless phacoemulsification probes were operated in axial and torsional modes using the Infiniti Vision System with the Ozil torsional handpiece.Phacodynamics Laboratory, Pasteur Ophthalmic Clinic, Santiago, Chile.Experimental study.Two computer ...
openaire   +2 more sources

Cumulative tip travel and implied followability of longitudinal and torsional phacoemulsification

Journal of Cataract and Refractive Surgery, 2008
To compare surgeon-generated tip travel and surgical time of longitudinal and torsional phacoemulsification with straight and angled tips.Private practice, Marshalltown, Iowa, USA.The study analyzed surgical videos of 46 phacoemulsification cases performed by 1 surgeon.
openaire   +2 more sources

[Improvement of Phaco Tip Geometry During Torsional Phacoemulsification].

Klinische Monatsblatter fur Augenheilkunde, 2019
Advanced cataract with hard lens nuclei frequently challenge the ophthalmologic surgeon when doing phacoemulsification. In the present study, we examined the effect of a new phaco tip design during cataract surgery.100 patients were assigned to two groups.
Jan Markus, Vetter   +1 more
openaire   +1 more source

Intraoperative performance and postoperative outcome comparison of longitudinal, torsional, and transversal phacoemulsification machines

Journal of Cataract and Refractive Surgery, 2012
To compare the intraoperative performance and postoperative outcomes of 3 phacoemulsification machines that use different modes.Kensington Eye Institute, Toronto, Ontario, Canada.Comparative case series.This chart and video review comprised consecutive eligible patients who had phacoemulsification by the same surgeon using a Whitestar Signature Ellips ...
Panos G, Christakis, Rosa M, Braga-Mele
openaire   +2 more sources

[Effectivity and Safety of a Modified Tip Design in Torsional Phacoemulsification].

Klinische Monatsblatter fur Augenheilkunde, 2019
Torsional mode phacoemulsification results in more effective fragmentation of the nucleus due to a different movement of the phacotip. In this clinical study, we investigated the influence of a modified tip design and active fluidics on the efficacy of phacoemulsification and safety for the corneal endothelium.We conducted a prospective randomized 2 ...
Sabine, Schmidt   +3 more
openaire   +1 more source

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