A61M 60/894
Passive valves, i.e. valves actuated by the blood
A61M60/894 (Passive valves, i.e. valves actuated by the blood) appears on 571 US grants and 524 published applications in this corpus.
Search patents in A61M- Granted patents
- 571
- Published applications
- 524
- Assignees
- 220
- Inventors
- 869
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 11 | 0 |
| 1978 | 5 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 20 | 0 |
| 1993 | 5 | 0 |
| 1994 | 12 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 2 |
| 2002 | 9 | 10 |
| 2003 | 8 | 12 |
| 2004 | 9 | 15 |
| 2005 | 11 | 13 |
| 2006 | 7 | 23 |
| 2007 | 4 | 9 |
| 2008 | 7 | 14 |
| 2009 | 10 | 8 |
| 2010 | 10 | 9 |
| 2011 | 7 | 28 |
| 2012 | 10 | 13 |
| 2013 | 19 | 18 |
| 2014 | 14 | 16 |
| 2015 | 11 | 16 |
| 2016 | 12 | 29 |
| 2017 | 23 | 28 |
| 2018 | 17 | 15 |
| 2019 | 27 | 46 |
| 2020 | 17 | 34 |
| 2021 | 28 | 40 |
| 2022 | 26 | 28 |
| 2023 | 30 | 20 |
| 2024 | 27 | 24 |
| 2025 | 28 | 34 |
| 2026 | 6 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Impeller frame2 Jun 2026US 12,642,955 B2Magenta Medical Ltd.
- Implantable artificial heart31 Mar 2026US 12,589,236 B2Stichting Amsterdam Umc
- Ventricular assist devices and methods17 Feb 2026US 12,551,686 B2Vitalmex Internacional S.A. De C.V.
- Heart help device, system and method3 Feb 2026US 12,539,422 B2
- Pumping cassette20 Jan 2026US 12,529,363 B2DEKA Products Limited Partnership
- Circulatory assist device with multi-leaflet valve27 Aug 2026US 2026/0249072 A1CardiacBooster B.V.
- Linear cardiac assist pulsatile pump13 Aug 2026US 2026/0232987 A1SummaCor, Inc.
- Heart help device, system and method13 Aug 2026US 2026/0233013 A1
- System for attaching a heart valve to a heart prosthesis and heart prosthesis provided with an attachment system of this kind30 Jul 2026US 2026/0216491 A1Carmat
- Catheter Assembly30 Jul 2026US 2026/0216494 A1Pulsecath B.V.
Most cited
By later US patents
- Method and apparatus for in vivo heart valve decalcification1,130US 5,295,958 AShturman Cardiology Systems, Inc. · 1994
- Method and apparatus for in vivo heart valve decalcification1,026US 5,443,446 AShturman Cardiology Systems, Inc. · 1995
- Guidable intravascular blood pump and related methods604US 7,022,100 B1A-Med Systems, Inc. · 2006
- High reliability cardiac assist system510US 5,613,935 A1997
- High-frequency transvalvular axisymmetric blood pump407US 4,906,229 ANimbus Medical, Inc. · 1990