A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
128/81.3
A61M 1/18 (2006.01) A61L 27/00 (2006.01) A61L 31/00 (2006.01) B01D 71/40 (2006.01) B01D 71/52 (2006.01)
Patent
CA 1332906
The blood flow channel sections of an oxygenator and a blood resevoir are hydrophilized by treatment with an acid, an albumin solution, polyhydroxy methacrylate, corona discharge, plasma or ozone, so that it has highly improved wettability by the priming liquid and the blood to prevent blood foaming. The blood flow channel sections of a medical instrument may be additionally hydrophilized by treatment with a polymer containing hydroxyethyl methacrylate and methyl methacrylate or in addition thereto a poly(oxyethylene)-poly(oxypropylene) block polymer.
586992
Hagiwara Kazuhiko
Kitoh Hiroshi
Ohmura Hiroshi
Oshibe Yoshihiro
Macrae & Co.
Terumo Kabushiki Kaisha Trading As Terumo Corporation
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