Purkinjie image-based alignment of suction ring in ophthalmic applications
US8556425B2 · kind B2 · utility
32Cited by
385References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2011 |
| Grant date | Oct 15, 2013 |
| Priority date | — |
| Expiry date | Jan 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2009/00889
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An alignment device including means for releasably attaching a suction ring and means for applying a pattern of light to an eye of a patient. The alignment device further including means for detecting light reflected from the eye and determining whether the suction ring is aligned relative to the eye based on the detected light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.