Regeneration type body fluid treating circuit and method for treating body fluid
US4863590A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Sep 29, 1987 |
| Grant date | Sep 5, 1989 |
| Priority date | — |
| Expiry date | Sep 29, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/7581
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A body fluid treating circuit comprising a block for collecting a body fluid from a human body, a body fluid treating block and a block for returning the treated body fluid to the human body, said body fluid treating block comprising a plurality of treating units for treating the body fluid by passing therethrough, the units being arranged in parallel flow relationship, body fluid feed and return lines connected to each of the treating units so as to selectively feed to and return from the units through line switching means, regenerating liquid feed lines connected to each of the units so as to selectively feed the regenerating liquid to the units through line switching means, washing liquid feed lines connected to each of the units so as to selectively feed the washing liquid to the units, discharge lines for discharging the regenerating liquid or washing liquid connected to each of the units so as to selectively discharge from the units through line switching means, and a means for measuring the salt concentration of the washing liquid effluent from the units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.