Methods for Removal of Lipids from Fluids
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Abstract
This invention is directed to systems and methods for removing lipids from a fluid, such as plasma, or from lipid-containing organisms. These systems contact a fluid with an extraction solvent, which causes the lipids in the fluid to separate from the fluid or causes lipids in the lipid-containing organisms to separate from the lipid-containing organism, using at least one hollow fiber contactor. The separated lipids are removed from the fluid. The extraction solvent is removed from the fluid or at least reduced to a level below a particular threshold enabling the fluid to be administered to a patient without the patient experiencing undesirable consequences. Once the fluid has been processed, the fluid may be administered to a patient who donated the fluid, to a different patient, or be stored.
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Citations
27 Claims
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1-17. -17. (canceled)
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18. A method for removing lipids from a fluid containing lipids or lipid-containing organisms, comprising:
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contacting the fluid with a first extraction solvent in a first device and forming a first mixture comprising the fluid and the first extraction solvent, wherein at least a portion of the lipids dissolve in the first extraction solvent; removing at least a portion of the first extraction solvent from the first mixture by contacting the first mixture with a second extraction solvent in a second device, which forms a second mixture comprising the first extraction solvent, the second extraction solvent and the fluid; and removing at least a portion of the second extraction solvent from the second mixture using a third device. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27)
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Specification