Rayner 多焦点人工晶体介绍.ppt

* * * Rayacryl 11 M-flex? Copyright of Rayner Intraocular Lenses Ltd – Reproduction Prohibited. Telephone: + 44 1273 205401 Rayner 多焦的光学设计 折射性设计，屈光度在前表面 五个同心光学区带，每个区带单独非 球面处理 中心区带直径为1.75mm 渐进性多焦点设计 附加屈光度+3D和+4D Copyright of Rayner Intraocular Lenses Ltd – Reproduction Prohibited. Telephone: + 44 1273 205401 1.75 2.80 4.10 5.00 6.25 6.25 D: distance N: near D D D N N Copyright of Rayner Intraocular Lenses Ltd – Reproduction Prohibited. Telephone: + 44 1273 205401 前后表面对比 Copyright of Rayner Intraocular Lenses Ltd – Reproduction Prohibited. Telephone: + 44 1273 205401 M-flex （630F）非球面多焦点人工晶体 Copyright of Rayner Intraocular Lenses Ltd – Reproduction Prohibited. Telephone: + 44 1273 205401 M-flex （630F）非球面多焦点人工晶体 人工晶体的计算 可以采用传统单焦点人工晶体的计算方法 也可以登陆Rayner 公司专用的网站计算 password: s-demo101 login name: s-demo101 The aim of our study was to compare functional results of cataract surgery in patients implanted with M-FLEX (Rayner, UK) multifocal IOL’s with different additions for near vision PURPOSE Efficacy, safety, predictability and stability of the refractive results, intraoperative and postoperative complications and patients satisfaction with VF-14 test were evaluated METHODS Addition power for near Range (Dsph) Patients Eyes Age(mean) Follow-up time Group 1 +3.0 D 14.0-25.0 16 32 39-69 (57.4) 12 months Group 2 +4.0 D 17.0-24.0 16 32 41-71 (58.5) 12 months Motivated to reduce their dependency on glasses The follow-up time was 12 months. Parameter Results group I +3D group II +4D Sphere (D) Mean ± SD -0.73 ± 2.65 -0.29 ± 3.65 Range -6.25 to +3.00 -12.75 to +3.00 Cylinder (D) Mean ± SD -0.22 ± 0.89 -0.08 ± 1.24 Range -2.00 to 1.25 -1.75 to 1.25 Spherical equivalent SE (D) Mean ± SD -0.84 ± 2.94 -0.33 ± 4.15 Range -6.63 to 3.25 -6.63 to 3.25 Axial length (mm) Mean ± SD 23.53 ± 1.15 20.97 ± 2.20 Range 21.97 to 26.42 21.73 to 24.76 Mean IOL Power Sphere (D) Mean ± SD 20.59 ± 2.56 20.97 ± 2.20 Range