发明名称 Method and apparatus for determining electrical activity in the retinal nerve fiber layer using intrinsic birefringent properties of retinal ganglion cell axons
摘要 Apparatus and method for measuring retinal function in discrete regions of a retina includes selecting a discrete region of a retina having ganglion cell axons extending therefrom and to an optic nerve head and directing a linearly polarized beam of light on a probe region of retinal nerve fibers proximate the optic nerve head. Thereafter the discrete region is stimulated with light. Apparatus is provided for detecting light reflected from the probe region, before, during and after stimulation for producing an electrical signal corresponding to the amount of shifted linearly polarized light as a function of time.
申请公布号 US5485229(A) 申请公布日期 1996.01.16
申请号 US19940248356 申请日期 1994.05.24
申请人 ALLERGAN, INC. 发明人 HARE, WILLIAM A.
分类号 A61B3/12;(IPC1-7):A61B3/10 主分类号 A61B3/12
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