A61F 2220/0041
Using additional screws, bolts, dowels or rivets
Official title: using additional screws, bolts, dowels or rivets, e.g. connecting screws
A61F2220/0041 (Using additional screws, bolts, dowels or rivets) appears on 1,773 US grants and 1,739 published applications in this corpus.
Search patents in A61F- Granted patents
- 1,773
- Published applications
- 1,739
- Assignees
- 505
- Inventors
- 2,183
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 1 | 0 |
| 1989 | 11 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 11 | 0 |
| 1994 | 19 | 0 |
| 1995 | 25 | 0 |
| 1996 | 40 | 0 |
| 1997 | 44 | 0 |
| 1998 | 57 | 0 |
| 1999 | 53 | 0 |
| 2000 | 52 | 0 |
| 2001 | 42 | 16 |
| 2002 | 46 | 70 |
| 2003 | 38 | 102 |
| 2004 | 52 | 150 |
| 2005 | 46 | 144 |
| 2006 | 58 | 86 |
| 2007 | 58 | 110 |
| 2008 | 34 | 90 |
| 2009 | 70 | 86 |
| 2010 | 70 | 82 |
| 2011 | 76 | 64 |
| 2012 | 83 | 81 |
| 2013 | 83 | 52 |
| 2014 | 81 | 59 |
| 2015 | 74 | 52 |
| 2016 | 52 | 61 |
| 2017 | 65 | 62 |
| 2018 | 40 | 59 |
| 2019 | 54 | 64 |
| 2020 | 54 | 64 |
| 2021 | 61 | 38 |
| 2022 | 41 | 41 |
| 2023 | 31 | 37 |
| 2024 | 21 | 30 |
| 2025 | 40 | 32 |
| 2026 | 14 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- Systems and methods for making encapsulated hourglass shaped stents29 Sep 2026US 12,746,110 B2V-Wave Ltd.
- Prosthetic heart valve having non-linear struts1 Sep 2026US 12,721,725 B2Edwards Lifesciences Corporation
- Prosthetic heart valve devices, prosthetic mitral valves and associated system and methods18 Aug 2026US 12,708,509 B2Twelve, Inc.
- Stent and replacement heart valve prosthesis with improved fixation features11 Aug 2026US 12,702,550 B2Tricares SAS
- Replacement prosthesis for auditory ossicle8 Oct 2026US 2026/0306252 A1Kyungpook National University Hospital
- Systems for covering metallic components in medical devices14 May 2026US 2026/0130757 A1Edwards Lifesciences Corporation
- Implantable medical device with a circuit substrate coupled to a fluidic manifold30 Apr 2026US 2026/0115000 A1Boston Scientific Scimed, Inc.
- A surgical device26 Mar 2026US 2026/0083543 A1
- Anatomy independent deflector12 Mar 2026US 2026/0069398 A1Keystone Heart Ltd.
Most cited
By later US patents
- Artificial spinal fusion implants1,486US 5,522,899 ASofamor Danek Properties, Inc. · 1996
- Lordotic interbody spinal fusion implants1,389US 5,609,635 A1997
- Spinal implantation methods utilizing a middle expandable implant1,273US 5,390,683 A1995
- Integrated bone cement mixing and dispensing system1,201US 6,033,105 A2000
- Human spinal disc prosthesis1,200US 5,674,296 ASpinal Dynamics, Inc. · 1997