Hydrophobic Acrylic IOLs: A Primer - Aaren Scientific

COVER STORYTABLE 1. CHARACTERISTICS OF SOME CURRENTLY AVAILABLE HYDROPHOBIC IOLSIOL/manufacturer (country) Material composition* RefractiveindexThree-piece and one-pieceAcrySof/Alcon Laboratories, Inc. (US)Copolymer of phenylethyl acrylate and phenylethylmethacrylate, crosslinked with butanediol diacrylateGlass transitiontemperature1.555 14.0–15.5°CSensar AR40 and AR40e one-pieceTecnis/Abbott Medical Optics Inc. (US)AF-1 series iMics 1/Hoya Surgical Optics(Japan)Copolymer of ethyl acrylate, ethyl methacrylate, and 2,2,2-trifluoroethyl methacrylate, crosslinked with ethylene glycoldimethacrylateCrosslinked copolymer of phenylethyl methacrylate andn-butyl acrylate, fluoroalkyl methacrylate1.470 12.21±0.40°C1.520 11°CXACT/Advanced Vision Science, Inc.(US)Copolymer of hydroxyethyl methacrylate, polyethylene glycolphenyl ether acrylate, and styrene, crosslinked with ethyleneglycol dimethacrylate1.540 15–20°CHP 757SQ/Aurolab (India)Acrylmex/Ophthalmic InnovationsInternational (now Aaren Scientific)(US)Matrix Acrylic Aurium/Medennium(US)Copolymer of ethylacrylate and ethylmethacrylate,crosslinked with a difunctional acrylate/methacrylateTerpolymer of butyl acrylate, ethyl methacrylate, and N-benzyl-N-isopropylpropenamide, crosslinked with ethyleneglycol dimethacrylatePoly(2-phenyloxyethyl acrylate), crosslinked with phenylcontainingdimethacrylate (IOL has a photochromic chromophore)1.470 11 ±2°C1.490 NP1.560 NPHydromax/Carl Zeiss Meditec(Germany)Homopolymer of 2-phenoxy ethyl acrylate, crosslinked withethoxylated (2) bisphenol A dimethacrylate1.560 16°CL450/Wavelight/Oculentis (Germany) NP 1.500 NPSeeLens HP/Hanita (Israel)Mediflex/Mediphacos (Brazil)Lotus Classic 63D and 63G/MorcherGmbH (Germany)Ethoxyethyl methacrylate and methyl methacrylate withincorporated violet-filtering chromophoreCopolymer of acrylate/methacrylate with blue-light filteringchromophore nonaromatic acrylic rubber1.480 10ºC1.480 5ºCNP 1.520 NPArtis Luxiol/Cristalens (France) NP 1.545 11°CLumen Siloe/Cristalens (France) NP 1.480 10ºCBasis/Special Z/1stQ (Germany) NP 1.470 NPNex Load/Domilens (Germany) NP 1.520 NPDomicryl M100/Domilens (Germany) NP 1.510 NP860FAB(Y) and Biflex HB/Medicontur(Hungary)NP 1.470 NPLuna/Ophtec (Netherlands) NP 1.480 NP* All models have ultraviolet light blockersNP = not provided42 CATARACT & REFRACTIVE SURGERY TODAY EUROPE MARCH 2011