A61B 90/39
Markers
Official title: {Markers, e.g. radio-opaque or breast lesions markers}
A61B90/39 (Markers) appears on 11,104 US grants and 14,774 published applications in this corpus.
Search patents in A61B- Granted patents
- 11,104
- Published applications
- 14,774
- Assignees
- 3,347
- Inventors
- 17,626
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 11 | 0 |
| 1985 | 15 | 0 |
| 1986 | 28 | 0 |
| 1987 | 26 | 0 |
| 1988 | 28 | 0 |
| 1989 | 39 | 0 |
| 1990 | 44 | 0 |
| 1991 | 42 | 0 |
| 1992 | 60 | 0 |
| 1993 | 79 | 0 |
| 1994 | 77 | 0 |
| 1995 | 114 | 0 |
| 1996 | 76 | 0 |
| 1997 | 92 | 0 |
| 1998 | 146 | 0 |
| 1999 | 103 | 0 |
| 2000 | 139 | 0 |
| 2001 | 171 | 74 |
| 2002 | 136 | 219 |
| 2003 | 165 | 215 |
| 2004 | 132 | 322 |
| 2005 | 86 | 330 |
| 2006 | 114 | 291 |
| 2007 | 115 | 365 |
| 2008 | 81 | 428 |
| 2009 | 123 | 331 |
| 2010 | 218 | 367 |
| 2011 | 237 | 356 |
| 2012 | 282 | 413 |
| 2013 | 287 | 455 |
| 2014 | 370 | 543 |
| 2015 | 369 | 566 |
| 2016 | 403 | 702 |
| 2017 | 449 | 799 |
| 2018 | 467 | 700 |
| 2019 | 600 | 922 |
| 2020 | 690 | 934 |
| 2021 | 657 | 1045 |
| 2022 | 710 | 1031 |
| 2023 | 789 | 1007 |
| 2024 | 880 | 928 |
| 2025 | 879 | 887 |
| 2026 | 512 | 544 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61B 2090/3966Radiopaque markers visible in an x-ray imageIndexing code3,428
- A61B 2090/3937Visible markersIndexing code2,985
- A61B 2090/3983Reference marker arrangements for use with image guided surgeryIndexing code2,135
- A61B 2090/3904Specially adapted for marking specified tissueIndexing code1,351
- A61B 2090/3954MagneticIndexing code1,235
- A61B 2090/3925UltrasonicIndexing code1,227
- A61B 2090/397Electromagnetic other than visibleIndexing code814
- A61B 2090/3987Applicators for implanting markersIndexing code540
All 13 subgroupsShow fewer
Recent patents
- Embedded marker system and method for surface biopsy procedures and benign, malignant and suspicious lesions6 Oct 2026US 12,751,625 B1Intraderm, LLC
- Ankle replacement system and method6 Oct 2026US 12,751,726 B2Wright Medical Technology, Inc.
- X-ray diagnostic apparatus, x-ray diagnostic system, and x-ray diagnostic method6 Oct 2026US 12,751,771 B2Canon Kabushiki Kaisha
- Active robotic pin placement in total knee arthroplasty6 Oct 2026US 12,751,776 B2Think Surgical, Inc.
- Two-tool anatomy stabilization6 Oct 2026US 12,751,781 B2LEM Surgical AG
- Laparoscope drive system, laparoscope installation detection method, and surgical robot8 Oct 2026US 2026/0305932 A1Ronovo (Shanghai) Medical Science and Technology Ltd.
- Functional device, guiding catheter, biological interface system, and method for indwelling functional device8 Oct 2026US 2026/0305966 A1The University of Osaka
- Systems and methods for endoluminal valve creation8 Oct 2026US 2026/0306131 A1InterVene, Inc.
- Systems for superimposing a virtual display on a physical spine8 Oct 2026US 2026/0306180 A1
- System and method for direct augmented reality medical registration8 Oct 2026US 2026/0306189 A1Mediview Xr, Inc.
Most cited
By later US patents
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,424US 7,604,151 B2Ethicon Endo-Surgery, Inc. · 2009
- Surgical stapling instruments having a releasable staple-forming pocket2,400US 7,438,209 B1Ethicon Endo-Surgery, Inc. · 2008
- Staple cartridge cavity configurations2,227US 8,590,762 B2Ethicon Endo-Surgery, Inc. · 2013
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,208US 8,186,560 B2Ethicon Endo-Surgery, Inc. · 2012
- Surgical stapler apparatus2,199US 5,392,979 AUnited States Surgical Corporation · 1995