A61M 1/1625
Dialyser of the outside perfusion type, i.e. blood flow outside hollow membrane
Official title: {Dialyser of the outside perfusion type, i.e. blood flow outside hollow membrane fibres or tubes}
A61M1/1625 (Dialyser of the outside perfusion type, i.e. blood flow outside hollow membrane) appears on 122 US grants and 71 published applications in this corpus.
Search patents in A61M- Granted patents
- 122
- Published applications
- 71
- Assignees
- 59
- Inventors
- 243
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 13 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 2 |
| 2003 | 4 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 2 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 3 |
| 2018 | 1 | 4 |
| 2019 | 3 | 0 |
| 2020 | 2 | 4 |
| 2021 | 2 | 9 |
| 2022 | 3 | 6 |
| 2023 | 3 | 3 |
| 2024 | 4 | 9 |
| 2025 | 7 | 4 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oxygenator with improved blood mixing6 Oct 2026US 12,752,044 B2CardiacAssist, Inc.
- Working fluid treatment device for mass transfer between a working fluid and two fluid exchange media11 Aug 2026US 12,702,744 B2Maquet Cardiopulmonary GmbH
- Blood oxygenator with an organic membrane21 Jul 2026US 12,685,806 B2Slaski Uniwersytet Medyczny
- Blood oxygenator with an organic membrane12 May 2026US 12,623,010 B2Slaski Uniwersytet Medyczny
- Blood oxygenator9 Dec 2025US 12,491,299 B2Beihang University
- Oxygenator30 Jul 2026US 2026/0216412 A1Terumo Kabushiki Kaisha
- Oxygenator30 Jul 2026US 2026/0216413 A1Terumo Kabushiki Kaisha
- Oxygenator30 Jul 2026US 2026/0216655 A1Terumo Kabushiki Kaisha
- Oscillating ECMO Oxygenator23 Jul 2026US 2026/0207833 A1Breethe, Inc.
- Systems and methods for removing gaseous micro emboli from blood11 Jun 2026US 2026/0158418 A1Sorin Group Italia S.r.l.
Most cited
By later US patents
- Extracorporeal blood oxygenation system incorporating integrated reservoir-membrane oxygenerator-heat exchanger and pump assembly220US 5,270,005 ABaxter International Inc. · 1993
- Extracorporeal blood oxygenation system having integrated blood pump, heat exchanger and membrane oxygenator145US 5,770,149 ABaxter International Inc. · 1998
- Method and apparatus for continuous peritoneal cascade dialysis and hemofiltration (CPCD/H)143US 5,980,481 ATransvivo, Inc. · 1999
- Integrated blood pump and oxygenator system having extended blood flow path110US 6,454,999 B1Cardiovention, Inc. · 2002
- Integrated blood oxygenator and pump system109US 6,503,450 B1Cardiovention, Inc. · 2003