Nipro Corporation

Yuji Kuwahara

Susumu Kobayashi

Naoaki Yasumura

Yukinori Ebara

Kazuhisa Ishihara

Shunsuke Kikumoto

Keisuke Hirama

Eiichi Koiso

Takashi Arai

Tomohiro Uchimura

Shin-ichi Kawamura

Sunsuke Kikumoto

Blood reservoir and oxygenator in combination

Blood reservoir

Holder for blood reservoir

A blood reservoir () including a venous blood filter () and a cardiotomy filter (). The cardiotomy blood filter includes a first cardiotomy blood filter member () and a second cardiotomy blood filter member (). The filter member () is equipped with a first filter portion () and a second filter portion (). The first filter portion () forms the wall portion and the second filter portion () forms the bottom portion. Specifications of the first filter portion () and the second filter portion () are different. A guide member () of the blood storage tank () is made of a foam material. The blood from which bubbles have been removed is guided while permeating the guide member (). Consequently, the guide member () can lead the blood from which bubbles are removed to a predetermined position at a suitable liquid impact speed.

Blood reservoir with oxygenator

Growing community of inventors

Osaka, Japan

Yuji Kuwahara