An Aspheric Optic for improved quality of visionTraditional spherical IOLs create spherical aberration and reduce contrast sensitivity
With Akreos AO, unique aspheric anterior and posterior surfaces are aberration neutral
The result? Clinical outcomes demonstrate a reduction in overall higher order aberrations^1^
Contrast sensitivity under photopic or mesopic lighting conditions is similar to silicone aspheric aberrated IOL^2^
Uniform power designed to work in Every Eye
No eye is optically perfect^3^
Constant power from centre to edge helps to improve vision by providing consistent power across the entire optic surface
Akreos AO is designed to provide predictable, repeatable refractive outcomes for all cataract patients, regardless of corneal shape, pupil size, as well as pupil or capsular bag centration
Clinical results show excellent high and low contrast BCVA comparable to a middle-age phakic eye^4^
Aberration-free design helps to enhance depth of field
The phakic eye has some natural level of positive spherical aberration^5^
Positive spherical aberration helps to increase the depth of focus^6,7^
Akreos AO maintains the natural, positive spherical aberrations compared to aspheric, aberrated IOLs^8^
With its aberration-free design, Akreos AO helps to significantly improve depth of field in comparison to an aspheric aberrated IOL^8^
A visual Difference Patients Appreciate
A masked, subjective patient assessment following cataract surgery showed that twice as many patients prefer the vision in their Akreos AO eye^2-8^
Patients also reported fewer visual disturbances in their Akreos AO eye compared to the silicone aspheric aberrated IOL eye^2-8^
For Optimised Effectiveness against PCO
The Square-Edge Technology and a 360° posterior barrier in order to reduce cell migration following implantation^9^
EPCO analysis shows just how effective the Akreos AO design is in blocking cell growth^4^
Efficient Implantation through an Unenlarged Phaco Incision
The Akreos Single-Use Insertion Device enables implantation of the Akreos AO through a 2.8mm phaco incision
The flat loading, single-hand injection makes quick work of lens implantation
Improved plunger design provides symmetrical unfolding and easier placement of the lead haptics into the capsular bag
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G. Lofoco. Influence of Aspheric and Spherical IOLs on Higher-Order Aberrations and Functional Vision: Results of a Comparative Multi-center Study. ASCRS 2007.
B. Johansson et al. Swedish multi-center study to compare the optical performance of the Akreos Adapt Advanced Optic (AO) IOL and the Tecnis Z9000. ASCRS 2006.
M. Lombardo and G. Lombardo. Wave aberration of human eyes and new descriptors of image optical quality and visual performance. J Cataract Refract Surg 2010; 36:313–331.
V. Pfeifer. Clinical evaluation of a new aspheric IOL: the Akreos Adapt Advanced Optics (AO). Data from a pilot study at six months follow up. ASCRS 2006.
Li Wang, R. M. Santaella, M. Booth, D. D. Koch, MD. Higher-order aberrations from the internal optics of the eye. J Cataract Refractive Surg.2005; 31: 1512-1519.
Y. K. Nio, N. M. Jansonius, V. Fidler, E. Geraghty, S. Norrby and A. C. Kooijman. Spherical and irregular aberrations are important for the optimal performance of the human eye. Ophthal. Physiol. Opt. 2002 22: 103–112.
J. Ruiz-Alcocer, C. Pérez-Vives, D. Madrid-Costa, S. García-Lázaro, R. Montés-Micó. Depth of Focus Through Different Intraocular Lenses in Patients With Different Corneal Profiles Using Adaptive Optics Visual Simulation. J Refract Surg. 2012; 28(6): 406-412.
B. Johansson, S. Sundelin, A. Wikberg-Matsson, P. Unsbo, A. Behndig. Visual and optical performance of the Akreos Adapt Advanced Optics and Tecnis Z9000 intraocular lenses. J Cataract Refract Surg 2007; 33:1565–1572.
O.Nishi, K. Nishi, Y. Osakabe. Effect of intraocular lenses on preventing posterior capsule opacification: Design versus material. J Cataract Refract Surg 2004; 30:2170–2176.
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