A61F 2/2454
Means for preventing inversion of the valve leaflets
Official title: {Means for preventing inversion of the valve leaflets, e.g. chordae tendineae prostheses}
A61F2/2454 (Means for preventing inversion of the valve leaflets) appears on 1,025 US grants and 1,528 published applications in this corpus.
Search patents in A61F- Granted patents
- 1,025
- Published applications
- 1,528
- Assignees
- 258
- Inventors
- 1,267
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 8 |
| 2003 | 2 | 11 |
| 2004 | 5 | 21 |
| 2005 | 6 | 21 |
| 2006 | 6 | 21 |
| 2007 | 6 | 21 |
| 2008 | 6 | 16 |
| 2009 | 8 | 25 |
| 2010 | 9 | 36 |
| 2011 | 9 | 27 |
| 2012 | 18 | 31 |
| 2013 | 17 | 38 |
| 2014 | 17 | 60 |
| 2015 | 38 | 61 |
| 2016 | 36 | 70 |
| 2017 | 57 | 69 |
| 2018 | 47 | 81 |
| 2019 | 90 | 161 |
| 2020 | 97 | 128 |
| 2021 | 103 | 133 |
| 2022 | 105 | 141 |
| 2023 | 98 | 106 |
| 2024 | 87 | 101 |
| 2025 | 75 | 92 |
| 2026 | 63 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for heart repair6 Oct 2026US 12,751,709 B2Cardiomech AS
- Medical device using bioabsorbable material22 Sep 2026US 12,740,862 B2Xeltis AG
- Prosthetic heart valve devices and associated systems and methods15 Sep 2026US 12,734,030 B2Twelve, Inc.
- Surgical suture tensioning and labeling8 Sep 2026US 12,727,877 B2Edwards Lifesciences Corporation
- Methods and systems for delivering prostheses using rail techniques8 Sep 2026US 12,727,996 B2Transmural Systems LLC
- Stent features and methods to aid with apposition and alignment to native anatomy, mitigation of paravalvular leak and functional efficiency of prosthetic heart valve8 Oct 2026US 2026/0306254 A14C Medical Technologies, Inc.
- Devices for reducing cardiac valve regurgitation8 Oct 2026US 2026/0306257 A1Edwards Lifesciences Corporation
- Device for enabling trans-catheter implantation24 Sep 2026US 2026/0283798 A1
- Device for heart repair24 Sep 2026US 2026/0283800 A1
- Heart valve sealing devices, delivery devices therefor, and retrieval devices24 Sep 2026US 2026/0283801 A1Edwards Lifesciences Corporation
Most cited
By later US patents
- Cardiac prosthesis for helping improve operation of a heart valve1,909US 6,419,695 B12002
- Automated annular plication for mitral valve repair1,756US 6,913,608 B2Viacor, Inc. · 2005
- Methods and apparatus for cardiac valve repair1,620US 6,629,534 B1Evalve, Inc. · 2003
- Methods and apparatus for cardiac valve repair1,366US 7,608,091 B2Evalve, Inc. · 2009
- Implantable prosthetic valve1,284US 6,440,164 B1SciMed Life Systems, Inc. · 2002