A61F 2/2448
D-shaped rings
Official title: {D-shaped rings}
A61F2/2448 (D-shaped rings) appears on 442 US grants and 552 published applications in this corpus.
Search patents in A61F- Granted patents
- 442
- Published applications
- 552
- Assignees
- 115
- Inventors
- 556
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 15 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 4 |
| 2002 | 6 | 9 |
| 2003 | 7 | 14 |
| 2004 | 12 | 9 |
| 2005 | 7 | 33 |
| 2006 | 4 | 12 |
| 2007 | 4 | 21 |
| 2008 | 10 | 21 |
| 2009 | 7 | 17 |
| 2010 | 10 | 21 |
| 2011 | 18 | 18 |
| 2012 | 18 | 25 |
| 2013 | 12 | 17 |
| 2014 | 13 | 18 |
| 2015 | 20 | 14 |
| 2016 | 26 | 41 |
| 2017 | 24 | 20 |
| 2018 | 17 | 25 |
| 2019 | 31 | 33 |
| 2020 | 16 | 41 |
| 2021 | 31 | 33 |
| 2022 | 29 | 17 |
| 2023 | 21 | 30 |
| 2024 | 26 | 25 |
| 2025 | 13 | 22 |
| 2026 | 12 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Annuloplasty device15 Sep 2026US 12,734,035 B2
- Assemblies of an expandable prosthetic heart valve within an annuloplasty ring4 Aug 2026US 12,697,208 B2Edwards Lifesciences Corporation
- Methods of delivering a flexible annuloplasty ring14 Jul 2026US 12,678,283 B2Edwards Lifesciences Corporation
- Adjustable annuloplasty ring and delivery system14 Jul 2026US 12,678,284 B2Edwards Lifesciences Corporation
- Devices and methods for the treatment of heart valve insufficiencies23 Jun 2026US 12,661,228 B2Valcare Medical, Inc.
- Adjustable annuloplasty ring and delivery system8 Oct 2026US 2026/0306261 A1Edwards Lifesciences Corporation
- Devices and methods for the treatment of heart valve insufficiencies8 Oct 2026US 2026/0306262 A1Valcare Medical, Inc.
- Transcatheter annuloplasty system and methods24 Sep 2026US 2026/0283797 A1Valcare Medical, Inc.
- Detachable annuloplasty ring holder16 Jul 2026US 2026/0199091 A1Edwards Lifesciences Corporation
- Adjustable annuloplasty ring11 Jun 2026US 2026/0157851 A1Edwards Lifesciences Corporation
Most cited
By later US patents
- Implantation system for annuloplasty rings1,610US 7,485,142 B22009
- Heart valve repair apparatus and methods1,212US 6,797,002 B22004
- Flexible cardiac valvular support prosthesis923US 5,061,277 ABaxter International Inc. · 1991
- Annuloplasty devices and related heart valve repair methods870US 6,419,696 B12002
- Annuloplasty prosthesis695US 5,824,066 AMedtronic, Inc. · 1998