Dual pump arthroscopic irrigation/aspiration system with outflow control
US11602590B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2019 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Dec 7, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/6081
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A fluid pump system having a first fluid pump for pumping fluid from a source to a surgical site and a second fluid pump for removing fluid from the surgical site at a first predetermined rate, wherein said fluid pump system intermittently operates in conjunction with a surgical tool which, when operational, removes fluid from the surgical site at a second predetermined rate greater than said first predetermined rate, the improvement including a sensor for sensing a predetermined parameter of the surgical tool and providing an output signal indicating that the surgical tool is operating; and an actuating means responsive to said output signal to actuate said second fluid pump to remove fluid from the surgical site at second predetermined rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.