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    • 4. 发明申请
    • APPARATUS, SYSTEM, AND METHOD FOR INTRAOCULAR LENS POWER CALCULATION USING A REGRESSION FORMULA INCORPORATING CORNEAL SPHERICAL ABERRATION
    • 使用包含角膜球差异的回归公式的用于眼内透镜功率计算的装置,系统和方法
    • WO2017180914A1
    • 2017-10-19
    • PCT/US2017/027489
    • 2017-04-13
    • AMO WAVEFRONT SCIENCES, LLC
    • NEAL, Daniel R.RAYMOND, Thomas D.COPLAND, Richard J.XIONG, WeiFARRER, Stephen W.PULASKI, Paul D.HAMRICK, Daniel R.CANOVAS VIDAL, CarmenARTAL, Pablo
    • A61B3/00
    • A61B3/0025A61F2/1637A61F2240/002
    • A system for predicting optical power for an intraocular lens based upon measured biometric parameters in a patient's eye includes: a biometric reader capable of measuring at least one biometric parameter and a representation of a corneal topography of the patient's eye; a processor coupled to a computer readable medium having stored thereon a program that upon execution causes the processor to receive the at least one biometric parameter and obtain corneal spherical aberration based upon the representation of the corneal topography, and the processor calculates an optimized optical power to obtain a desired postoperative condition by applying the received value and obtained corneal spherical aberration to a modified regression, wherein the modified regression is of the form: optical power=Regression+constant0*(corneal spherical aberration) or optical power=constant1*(biometric parameter)+constant0*(corneal spherical aberration). Constant1 and constant0 comprise an empirically derived factor across other eyes. The Regression comprises a classical regression and biometric parameter is related to the values of the at least one measured eye's parameter.
    • 用于基于患者眼睛中的测量的生物参数预测人工晶状体的光焦度的系统包括:生物测量读取器,其能够测量至少一个生物测定参数和患者的角膜地形图的表示 眼; 耦合到计算机可读介质的处理器,所述计算机可读介质上存储有程序,所述程序在执行时使所述处理器接收所述至少一个生物测定参数并基于所述角膜形貌的表示获得角膜球面像差,并且所述处理器计算 通过将所接收的值和获得的角膜球面像差应用于修正的回归来获得期望的术后状况,其中修改的回归具有以下形式:光学功率=回归+常数0 *(角膜球面像差)或光学功率=常数1 *(生物统计学参数 )+常数0 *(角膜球差)。 常数1和常数0包括跨越其他眼睛的经验导出因子。 回归包括经典回归和生物参数与至少一个测量的眼睛参数的值有关。