Storage of platelets under pressure with xenon containing atmosphere
US8652770B2 · kind B2 · utility
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24Claims
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Key dates
| Filing date | Apr 12, 2012 |
| Grant date | Feb 18, 2014 |
| Priority date | — |
| Expiry date | Jul 15, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N1/122
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An improved method for storing platelets and compositions that contain stored platelets for use in transfusions. The method entails obtaining a platelet concentrate from blood obtained from an individual and holding the platelet concentrate at refrigerated temperatures under an atmosphere having a pressure of from 3.5 to 5 bars comprising more than 65% xenon and for at least one week. Also provided is a refrigerated composition that contains a platelet concentrate, wherein the platelet concentrate contains xenon, and wherein the platelet concentrate has been isolated from an individual for at least seven days.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.