The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 23, 2007

Filed:

Jun. 14, 2001
Applicants:

Sung-teh Kim, Kitakyushu, JP;

Masahiro Taoka, Kitakyushu, JP;

Tieko Yamamoto, Kitakyushu, JP;

Kunihiko Yamanaka, Kitakyushu, JP;

Katunori Masaoka, Yamagata-gun, JP;

Inventors:

Sung-Teh Kim, Kitakyushu, JP;

Masahiro Taoka, Kitakyushu, JP;

Tieko Yamamoto, Kitakyushu, JP;

Kunihiko Yamanaka, Kitakyushu, JP;

Katunori Masaoka, Yamagata-gun, JP;

Assignees:

JMS Co., Ltd, Hiroshima-shi, Hiroshima, JP;

KitaKyusha Institute of Biophysics Co., Ltd, KitaKyushu-Shi, Fukuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 37/00 (2006.01); B01D 11/00 (2006.01); C02F 1/44 (2006.01); C02F 9/00 (2006.01); A61M 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

An automatic dialyzer for purifying blood brought into contact with a dialysate via a semi-impermeable membrane. The dialyzer includes at least a blood circulating system and a dialysate supply/discharge system, wherein the blood line of the blood circulating system is connected to an overflow line having a reversibly-rotatable blood pump, a blood chamber, and an open/close device for overflowing of liquid from the blood chamber to the outside of the blood line. Liquid supply means is provided to a first bypass line and/or a second bypass line for supplying liquid in both forward and reverse directions to enable regulation of the supply amount of the dialysate for water removing/liquid replenishing. The supply speed of the liquid supply device and the supply speed of the blood pump are regulatable in conjunction with each other. Also provided is a dialyzing method using the automatic dialyzer.


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