A61B 17/34
Trocars
Official title: Trocars; Puncturing needles
A61B17/34 (Trocars) appears on 16,182 US grants and 20,311 published applications in this corpus.
Search patents in A61B- Granted patents
- 16,182
- Published applications
- 20,311
- Assignees
- 4,187
- Inventors
- 21,871
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 9 | 0 |
| 1983 | 20 | 0 |
| 1984 | 19 | 0 |
| 1985 | 24 | 0 |
| 1986 | 34 | 0 |
| 1987 | 20 | 0 |
| 1988 | 29 | 0 |
| 1989 | 48 | 0 |
| 1990 | 45 | 0 |
| 1991 | 51 | 0 |
| 1992 | 77 | 0 |
| 1993 | 137 | 0 |
| 1994 | 178 | 0 |
| 1995 | 186 | 0 |
| 1996 | 201 | 0 |
| 1997 | 222 | 0 |
| 1998 | 296 | 0 |
| 1999 | 263 | 0 |
| 2000 | 236 | 0 |
| 2001 | 221 | 89 |
| 2002 | 232 | 332 |
| 2003 | 248 | 368 |
| 2004 | 197 | 496 |
| 2005 | 148 | 582 |
| 2006 | 185 | 588 |
| 2007 | 178 | 645 |
| 2008 | 147 | 751 |
| 2009 | 209 | 649 |
| 2010 | 415 | 792 |
| 2011 | 514 | 782 |
| 2012 | 604 | 804 |
| 2013 | 617 | 809 |
| 2014 | 701 | 934 |
| 2015 | 713 | 987 |
| 2016 | 704 | 1009 |
| 2017 | 730 | 1048 |
| 2018 | 701 | 969 |
| 2019 | 941 | 1255 |
| 2020 | 939 | 1122 |
| 2021 | 897 | 1195 |
| 2022 | 807 | 1020 |
| 2023 | 852 | 890 |
| 2024 | 877 | 902 |
| 2025 | 769 | 785 |
| 2026 | 495 | 508 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61B 17/3417Details of tips or shafts7,883
- A61B 17/3403Needle locating or guiding means3,182
- A61B 17/3468For implanting or removing devices2,822
- A61B 2017/348Means for supporting the trocar against the body or retaining the trocarIndexing code2,637
- A61B 17/3478Endoscopic needles1,761
- A61B 17/3462With means for changing the diameter or the orientation of the entrance1,656
- A61B 17/3415For introducing tubes or catheters1,166
- A61B 17/3494With safety means for protection against accidental cutting or pricking1,075
Recent patents
- Ultrasound visualization device6 Oct 2026US 12,751,688 B2The Regents of the University of California
- Computer-aided vacuum thrombectomy systems and methods for estimating therapeutic benefit6 Oct 2026US 12,751,729 B1Penumbra, Inc.
- Hydro dissection and suction laparoscopic instruments and methods of use6 Oct 2026US 12,751,735 B2
- Information processing apparatus, ultrasound endoscope, information processing method, and program6 Oct 2026US 12,751,770 B2FUJIFILM Corporation
- Tool driver with reaction torque sensor for use in robotic surgery6 Oct 2026US 12,751,780 B2Auris Health, Inc.
- Laparoscope drive system, laparoscope installation detection method, and surgical robot8 Oct 2026US 2026/0305932 A1Ronovo (Shanghai) Medical Science and Technology Ltd.
- Pistol Grip Joint Tensioner8 Oct 2026US 2026/0306090 A1Howmedica Osteonics Corp.
- Handheld Penetrative Devices for Treating Pleural Conditions, and Related Methods and Systems8 Oct 2026US 2026/0306130 A1Creare Inc.
- Systems and methods for endoluminal valve creation8 Oct 2026US 2026/0306131 A1InterVene, Inc.
- Surgical Tool With Proximally Mounted Camera For Use With Cannulas8 Oct 2026US 2026/0306132 A1Viseon, Inc.
Most cited
By later US patents
- Surgical instrument and method2,959US 5,662,662 AEthicon Endo-Surgery, Inc. · 1997
- Method for operating a surgical instrument2,913US 5,626,587 AEthicon Endo-Surgery, Inc. · 1997
- Surgical instrument2,874US 5,564,615 AEthicon, Inc. · 1996
- Surgical stapling instrument with mechanical mechanism for limiting maximum tissue compression2,855US 7,506,791 B2Ethicon Endo-Surgery, Inc. · 2009
- Surgical instrument2,802US 5,601,224 AEthicon, Inc. · 1997