Proportioning system
US4386634A · kind A · utility
103Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1980 |
| Grant date | Jun 7, 1983 |
| Priority date | — |
| Expiry date | Oct 10, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D11/006
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A proportioning system for preparing hemodialysis or hemofiltration solutions. The apparatus of the system is a specially plumbed tank containing a flexible plastic container which holds solution concentrate. Introduction of pressurized water into the tank outside the bag discharges concentrate and water through separate paths into a mixing chamber at a rate determined by the size ratio of narrow orifices in the respective paths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.