Intraocular lens insertion device
US11617643B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2019 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | May 11, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/1678
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An intraocular lens insertion device which dramatically reduces the possibility that a plunger damages an intraocular lens, and which can safely and surely insert an intraocular lens into an eye is provided. An intraocular lens insertion unit comprises a lens disposing part for disposing an intraocular lens, a plunger for pushing out the intraocular lens disposed at the lens disposing part, a transition part for deforming the intraocular lens pushed out by the plunger, and a nozzle for ejecting the deformed intraocular lens. The plunger has a lens contact part for contacting the outer edge of the intraocular lens, and a protrusive part for pushing the lens contact part downward the intraocular lens by the deformation of the intraocular lens, both lens contact part and protrusive part are provided at the leading end of the plunger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.