Dialysis system with cassette based balance chambers and volumetric pumps
US9005152B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 17, 2010 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Nov 9, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/75
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dialysis system includes a fresh dialysis fluid membrane pump; a spent dialysis fluid membrane pump; a first balance chamber having a fresh dialysis fluid compartment connected fluidly to the fresh dialysis fluid membrane pump and a spent dialysis fluid compartment connected fluidly to the spent dialysis fluid membrane pump; a second balance chamber having a fresh dialysis fluid compartment connected fluidly to the fresh dialysis fluid membrane pump and a spent dialysis fluid compartment connected fluidly to the spent dialysis fluid membrane pump; and a dialysis fluid cassette, wherein at least one of the fresh dialysis fluid membrane pump, the spent dialysis fluid membrane pump, the first balance chamber and the second balance chamber includes a fluid receiving portion provided in the dialysis fluid cassette.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.