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.
Patent No.:
Date of Patent:
Dec. 03, 2013
Filed:
Oct. 02, 2009
Susumu Kobayashi, Osaka, JP;
Takashi Arai, Osaka, JP;
Yuji Kuwahara, Osaka, JP;
Nipro Corporation, Osaka, JP;
Abstract
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.