Method for collecting red blood cells
US9388383B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2013 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Mar 11, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2315/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and system for collecting a double volume of red blood cells using a spinning membrane separator is provided by which a first quantity of whole blood is withdrawn from a donor; a first quantity of whole blood is flowed to the spinning membrane separator; where it is separated into a first quantity of red blood cells and a first quantity of plasma. The first quantity of red blood cells and the first quantity of plasma are then flowed to respective collection containers, and at least a portion of the first quantity of plasma is returned to the donor. A second quantity of whole blood withdrawn from the donor, and then separated into a second quantity of red blood cells and a second quantity of plasma using the spinning membrane separator. The second quantity of red blood cells and the second quantity of plasma are then flowed to the respective collection containers, and at least a portion of the second quantity of plasma is returned to the donor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.