A61F 2/30724
Spacers for centering an implant in a bone cavity
Official title: {Spacers for centering an implant in a bone cavity, e.g. in a cement-receiving cavity}
A61F2/30724 (Spacers for centering an implant in a bone cavity) appears on 531 US grants and 378 published applications in this corpus.
Search patents in A61F- Granted patents
- 531
- Published applications
- 378
- Assignees
- 197
- Inventors
- 756
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 9 | 0 |
| 1994 | 12 | 0 |
| 1995 | 9 | 0 |
| 1996 | 20 | 0 |
| 1997 | 19 | 0 |
| 1998 | 16 | 0 |
| 1999 | 16 | 0 |
| 2000 | 24 | 0 |
| 2001 | 31 | 9 |
| 2002 | 19 | 22 |
| 2003 | 19 | 15 |
| 2004 | 14 | 26 |
| 2005 | 6 | 22 |
| 2006 | 16 | 16 |
| 2007 | 13 | 18 |
| 2008 | 6 | 14 |
| 2009 | 11 | 11 |
| 2010 | 21 | 20 |
| 2011 | 10 | 3 |
| 2012 | 7 | 14 |
| 2013 | 10 | 18 |
| 2014 | 18 | 17 |
| 2015 | 11 | 9 |
| 2016 | 9 | 17 |
| 2017 | 6 | 16 |
| 2018 | 9 | 13 |
| 2019 | 18 | 13 |
| 2020 | 14 | 20 |
| 2021 | 14 | 10 |
| 2022 | 17 | 17 |
| 2023 | 7 | 8 |
| 2024 | 11 | 11 |
| 2025 | 8 | 11 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hip joint method18 Aug 2026US 12,708,375 B2
- Joint osteotomy system and method9 Jun 2026US 12,648,802 B2Wright Medical Technology, Inc.
- Surgical instruments and methods2 Jun 2026US 12,642,659 B2Depuy Ireland Unlimited Company, Loughbeg Industrial Estate
- Device and method for producing spacers2 Jun 2026US 12,642,660 B2Heraeus Medical GmbH
- Hip joint device and method19 May 2026US 12,629,257 B2
- Joint osteotomy system and method17 Sep 2026US 2026/0272524 A1Wright Medical Technology, Inc.
- Acetabular Component And Extraction Tool For Use Therewith10 Sep 2026US 2026/0263237 A1Mayo Foundation for Medical Education and Research
- Hip joint device and method3 Sep 2026US 2026/0256593 A1
- Joint osteotomy system and method11 Jun 2026US 2026/0157781 A1Wright Medical Technology, Inc.
- Modular Augment For Long Bone28 May 2026US 2026/0144639 A1Howmedica Osteonics Corp.
Most cited
By later US patents
- Intervertebral disc prosthesis1,635US 4,349,921 A1982
- Spinal implant1,401US 4,863,476 A1989
- Intervertebral spacer and tool and method for emplacement thereof1,264US 6,039,761 ALi Medical Technologies, Inc. · 2000
- Adjustable height fusion device1,160US 6,045,579 ASpinal Concepts, Inc. · 2000
- Intervertebral disc endoprosthesis999US 4,759,766 AHumboldt-Universitaet zu Berlin · 1988