Patents by Inventor Yasubumi Irie

Yasubumi Irie has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Dialysis system for returning blood in the system after the completion of dialysis
    Patent number: 5529685
    Abstract: The dialysis apparatus in accordance with the present invention is provided with main piping connecting a blood inlet and a blood outlet, and having disposed therealong a blood pump, a dialyzer, and a venous-side chamber, in that order from the blood inlet side; and with a supplementary fluid supply mechanism, which is connected between the blood inlet and the blood pump through the medium of a branch pipe branching from the main piping; this apparatus is furthermore provided with a first clamp provided between the blood inlet and the blood pump of the main piping, a second clamp provided between the venous-side chamber and the blood outlet, and a third clamp provided on the branch pipe. In addition, by means of this dialysis apparatus, it is possible to reliably and easily return blood within the main piping of the dialysis apparatus to the body of the patient after the completion of blood dialysis.
    Type: Grant
    Filed: July 2, 1993
    Date of Patent: June 25, 1996
    Assignees: Senko Medical Instrument Mfg. Co., Ltd., San Ai Memorial Clinic
    Inventors: Yasubumi Irie, Kenichi Kurano, Toshikatsu Suzuki, Hiroaki Ishizuka, Hirokazu Uehara, Shingo Ohwaki