Patent · US Active

Eye position registering and tracking

US10213104B2 · kind B2 · utility

2Cited by

13References

1Claims

0Family size

Assignee

Alcon Pharmaceuticals, Ltd. · CH

Inventors

Horia Grecu · Berlin, DE
Ralf Weise · Berlin, DE

Key dates

Filing date	Oct 28, 2013
Grant date	Feb 26, 2019
Priority date	—
Expiry date	Mar 3, 2036

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2009/00872
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Embodiments of the invention refer to a system for registering and tracking the position of a person's eye, in particular for refractive ophthalmic surgery. According to embodiments, the system is structured such that eye images containing at least the iris and the pupil of the eye are made at a first wavelength of light and that eye images containing scleral blood vessels are made at a different second wavelength of light. The invention furthermore refers to a corresponding method for registering and tracking the position of a person's eye.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.