Japan, July 14 -- ABIOMED EUROPE GMBH has got intellectual property rights for 'BLOOD PUMP.' Other related details are as follows:
Application Number: JP,2022-117088
Category (FI): A61M60/804,A61M60/419,A61M60/237,A61M60/806,A61M60/139,A61M60/824
Stage: PROBLEM TO BE SOLVED: To provide a blood pump that enables effective cooling and flushing of a bearing that rotatably supports an impeller of a blood pump.SOLUTION: A blood pump 1 includes a pump casing 2, and an impeller 3 disposed in the pump casing 2, which is rotatably supported by a bearing 60 in the pump casing 2 so as to rotate around a rotation shaft. The impeller 3 includes blades 31 and 32. The bearing 60 is coupled to the pump casing 2 and includes at least one fixed bearing part 4 having a fixed bearing surface 61 directed to the radial outer side. The bearing 60 further includes a rotary bearing surface 62 that interacts with the fixed bearing surface 61 and forms the bearing 60. The rotary bearing surface 61 is directed to the radial inner side and is formed at a radial inner side edge part 50 in which the blade 32 is exposed. The blade 32 is designed so as to draw in deposited blood on the fixed bearing surface 61 in the direction of the radial outer side.SELECTED DRAWING: Figure 4 (Grant)
Filing Date: July 22, 2022
Publication Date: Sept. 15, 2022
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
