Rayner多焦点人工晶体介绍专家讲座

CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦点人工晶体介绍Rayner多焦点人工晶体介绍专家讲座第1页1、取得看远，看近能力，模拟人自然地全程视力。2、取得方法：折射衍射折射、衍射混合使用选择多焦晶体原因，实现方法：Rayner多焦点人工晶体介绍专家讲座第2页单焦晶体属于折射型人工晶体，能量100%集中Rayner多焦晶体属于折射型人工晶体Refraction折射Rayner多焦点人工晶体介绍专家讲座第3页区带折射型晶体是将折射光带构筑在光学面上环带产生视远、视近和中程图像，在设计原理上光能利用为100%，负责看远和看近。优势：在看远、看近焦点上，能量是100%分配，所以清楚度高，患者术后适应时间短。不足：一定瞳孔依赖性（正常瞳孔最小2mm）居中性要求较高环形区带边缘光线散射造成视觉干扰折射型晶体特点Rayner多焦点人工晶体介绍专家讲座第4页波在传输过程中经过障碍物边缘或孔隙时所发生传输方向弯曲现象。比如光传输时经过小孔。Diffraction衍射Rayner多焦点人工晶体介绍专家讲座第5页衍射性多焦晶体由很多能够产生衍射部分组成，通常是由刻在晶体表面上环或者阶梯来到达衍射效果。衍射晶体DiffractiveLensesRayner多焦点人工晶体介绍专家讲座第6页衍射理论缺点是基于理想化光学设备来作为衍射晶体设计基础。衍射缺点DiffractionLimitRayner多焦点人工晶体介绍专家讲座第7页利用光波动力衍射原理在光学面上构筑衍射阶梯和衍射区带将光线分别送至远、近两个焦点。优势：对瞳孔依赖性较小不足：对居中性要求较高不能100%利用光能，只有80-82%有效能量，18-20%能量损耗，对比敏感度下降较大。衍射型晶体特点Rayner多焦点人工晶体介绍专家讲座第8页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401英国Rayner人工晶体有限企业建立在理想人工晶体平台基础上非球面多焦点人工晶体

M-flex（630F）Rayner多焦点人工晶体介绍专家讲座第9页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）非球面多焦点人工晶体规格 附加光焦度+3.0D附加光焦度+4.0D度数范围

+14.0D至+18.0D+10.0D至+25.0D1.0D递增0.5D递增

+18.5D至+23.5D0.5D递增

+24.0D至+25.0D1.0D递增

直径 6.25mm6.25mm全长 12.5mm12.5mm襻夹角0°0°A常数 118.0118.0前房深度 4.97mm4.97mmRayner多焦点人工晶体介绍专家讲座第10页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401MultifocalIOLsRayner多焦点人工晶体介绍专家讲座第11页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401DistanceZonesEERayner多焦点人工晶体介绍专家讲座第12页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401NearZoneEERayner多焦点人工晶体介绍专家讲座第13页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401TogetherEEERayner多焦点人工晶体介绍专家讲座第14页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401TwoObjectsEERayner多焦点人工晶体介绍专家讲座第15页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401DistanceZonesEERayner多焦点人工晶体介绍专家讲座第16页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401NearZoneEERayner多焦点人工晶体介绍专家讲座第17页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401TogetherEEERayner多焦点人工晶体介绍专家讲座第18页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401TwoObjectsTogetherEEEEENEUROADAPTATION神经调整Rayner多焦点人工晶体介绍专家讲座第19页Rayner多焦晶体M-flex特点：1、环带单独非球面处理，降低视觉干扰，取得更加好视觉质量CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦点人工晶体介绍专家讲座第20页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex（630F）非球面多焦点人工晶体调制传递函数

Rayner多焦点人工晶体介绍专家讲座第21页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦晶体M-flex特点：2、瞳孔依赖性降至最低正常瞳孔最小直径：2.0mm，M-flex:1.75mm1.75mmRayner多焦点人工晶体介绍专家讲座第22页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦晶体M-flex特点：3、居中性表现卓越独特襻设计，确保晶体优异稳定性

专利AVH™襻Rayner多焦点人工晶体介绍专家讲座第23页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401

专利AVH™襻—优异稳定性

专利AVH襻技术（抗屈折技术）提供一个可控制、渐进性张力来反抗囊袋收缩，使得Rayner晶体拥有极佳稳定性居中性旋转稳定性反抗倾斜和轴向位移Rayner多焦点人工晶体介绍专家讲座第24页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401专利AVH™襻—优异稳定性不论在任何直径囊袋内，AVH襻经过外襻和内襻共同作用，以取得最好囊袋稳定性。Rayner多焦点人工晶体介绍专家讲座第25页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦点人工晶体介绍专家讲座第26页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦点人工晶体介绍专家讲座第27页PatentedAVHTechnology11

M-flex®Rayner多焦点人工晶体介绍专家讲座第28页Amon-Apple

EnhancedSquareEdge11

M-flex®Rayner多焦点人工晶体介绍专家讲座第29页Rayacryl11

M-flex®Rayner多焦点人工晶体介绍专家讲座第30页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401Rayner多焦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+4DRayner多焦点人工晶体介绍专家讲座第31页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+4412732054011.752.804.105.006.256.25D:distanceN:nearDDDNNRayner多焦点人工晶体介绍专家讲座第32页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401前后表面对比Rayner多焦点人工晶体介绍专家讲座第33页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）非球面多焦点人工晶体Rayner多焦点人工晶体介绍专家讲座第34页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）非球面多焦点人工晶体人工晶体计算

能够采取传统单焦点人工晶体计算方法

也能够登陆Rayner企业专用网站计算

password:s-demo101loginname:s-demo101

Rayner多焦点人工晶体介绍专家讲座第35页TheaimofourstudywastocomparefunctionalresultsofcataractsurgeryinpatientsimplantedwithM-FLEX(Rayner,UK)multifocalIOL’swithdifferentadditions

fornearvisionPURPOSEEfficacy,safety,predictabilityandstabilityoftherefractiveresults,intraoperativeandpostoperativecomplicationsandpatientssatisfactionwithVF-14testwereevaluatedRayner多焦点人工晶体介绍专家讲座第36页METHODSAdditionpower

fornearRange(Dsph)PatientsEyesAge

(mean)Follow-uptimeGroup1+3.0D14.0-25.0163239-69(57.4)12monthsGroup2+4.0D17.0-24.0163241-71(58.5)12monthsMotivatedtoreduce

theirdependency

onglassesThefollow-uptime

was12months.Rayner多焦点人工晶体介绍专家讲座第37页ParameterResultsgroupI+3DgroupII+4DSphere(D)Mean±SD-0.73±2.65-0.29±3.65Range-6.25to+3.00-12.75to+3.00Cylinder(D)Mean±SD-0.22±0.89-0.08±1.24Range-2.00to1.25-1.75to1.25SphericalequivalentSE(D)Mean±SD-0.84±2.94-0.33±4.15Range-6.63to3.25-6.63to3.25Axiallength(mm)Mean±SD23.53±1.1520.97±2.20Range21.97to26.4221.73to24.76MeanIOLPowerSphere(D)Mean±SD20.59±2.5620.97±2.20Range14.00to25.0017to24.00Meanmesopicpupildiameter(mm)4.23±1.174.25±1.07Range2.28to6.822.28to5.67Intraocularpressure(mmHg)16.19±2.3516.74±2.52Range11.00to22.0011.00to22.00PREOPERATIVEDATARayner多焦点人工晶体介绍专家讲座第38页RESULTSRayner多焦点人工晶体介绍专家讲座第39页RESULTSGroup1–achievedJ237,50%Group2-achievedJ291,70%Group1achieved–J293,40%Group2achieved–J292,30%Rayner多焦点人工晶体介绍专家讲座第40页RESULTS–monocularCIVAAllpatientsinbothgroupreadJ2Corrected0.7mintermediatevisualacuity(Jchart)Rayner多焦点人工晶体介绍专家讲座第41页Gain/lostlineonSnellen’schartSAFETYRayner多焦点人工晶体介绍专家讲座第42页RESULTSEffectivityindex

=postop-UDVA/preop-CDVA>1.0Wedidn’tobservedanyIOLdecentration.Patients’satisfactionevaluatedwithVF-14wascomparableinbothgroups.Rayner多焦点人工晶体介绍专家讲座第43页 M-FLEX(RAYNER)Rayner多焦点人工晶体介绍专家讲座第44页Theimplantationofmultifocalintraocularlensesprovidesgoodnearanddistancevisualacuity,

offersfullrangeofvisionandreducesdependency

onglassesProcedureisreasonablerefractivesurgeryoptionformiddle-agedpatientsImplantationofmultifocalIOLappearstobesafe,effectiveprocedurewithexcellentanatomicalandfunctionalresultsHighlevelofpatients’satisfactionconfirms

purposefulnessofsurgery.Theintermediatevisionisbetter

inpatientswithaddition+3.0D.MULTIFOCALLENSES-CONCLUSIONSRayner多焦点人工晶体介绍专家讲座第45页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）非球面多焦点人工晶体附加光焦度+3.0D或+4.0D两种选择，最大程度满足患者需要，双眼分别植入，可提供优异远、中、近视力

Rayner多焦点人工晶体介绍专家讲座第46页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）患者选择与教育不要选择挑剔患者，性格开朗患者是最正确选择

Rayner多焦点人工晶体介绍专家讲座第47页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）患者选择与教育M-flex（630F）理想候选人白内障合并以下问题者：远视合并老视患者高度近视患者严重老视患者角膜散光小于1.5D

瞳孔正常患者

Rayner多焦点人工晶体介绍专家讲座第48页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）患者选择与教育M-flex（630F）理想候选人结合患者年纪，职业，兴趣兴趣，用眼习惯，是否双眼植入等情况，选择+3.0D或+4.0D多焦人工晶体+3.0D：远视力、中视力比如：使用电脑较多人+4.0D：远视力、近视力比如：喜欢读书人

Rayner多焦点人工晶体介绍专家讲座第49页CopyrightofRaynerIntraocularLensesLtd–ReproductionProhibited.Telephone:+441273205401M-flex （630F）患者选择与教育提议：主视眼选择+3.0D，提供好远视力和中视力非主视眼选择+4.0D，提供好