Medical instrument

Details Medical instrument Medical instrument

1988-12-23

1993-05-18

Kummert, Lynn M.

Chemical apparatus and process disinfecting, deodorizing, preser

Blood treating device for transfusible blood

422102, 604403, 604405, 604406, 428 357, A61B 1900

Patent

active

052119130

ABSTRACT:
The blood flow channel sections of an oxygenator and a blood reservoir 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.

REFERENCES:
patent: 2847008 (1958-08-01), Taylor et al.
patent: 3849071 (1974-11-01), Kayser
patent: 4061031 (1977-12-01), Grimsrud
patent: 4267295 (1981-05-01), Gallop et al.

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