LOW COST SPINNING AND FABRICATION OF HIGH EFFICIENCY (HE) HAEMODIALYSIS FIBERS AND METHOD THEREOF
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United States of America Patent
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Issued Date -
Jan 14, 2016
app pub date -
Jan 16, 2015
filing date -
Jul 11, 2014
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Abstract
The present invention relates to an apparatus and a method to spin hollow fibres of dialysis grade with diameter around 220 microns and thickness of around 35-40 microns, by wet spinning technique. The present invention spinning is carried out by using an apparatus having a nitrogen cylinder (1), water bucket (2), polymer cylinder (6), water cylinder (7), automatic winding machine (5) characterized by a cheap assembly of syringes (dispo van (8) and insulin syringes (9)) wherein no electrical power is required for the spinning, making the fibres extremely easy to manufacture and affordable at the consumer end.
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