Ophthalmic cutting instruments having integrated aspiration pump
US11241335B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2020 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | Mar 12, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2217/007
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device for extracting lens material from an eye including a distal, disposable portion releasably coupleable to a proximal, reusable portion. The disposable portion includes a cutting tube having a distal cutting tip and an inner lumen having an open distal end. The disposable portion includes an aspiration pump fluidly coupled to the inner lumen of the cutting tube and a cutting tube drive mechanism configured to oscillate the cutting tube. The reusable portion includes an aspiration pump motor configured to drive the aspiration pump and a coupler for releasably operatively coupling the pump motor to the aspiration pump. Related devices, systems, and methods are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.