A61B 18/04
Surgical instruments, devices or methods for transferring non-mechanical forms of energy to
Official title: by heating (by applying electromagnetic radiation A61B18/18)
A61B18/04 (Surgical instruments, devices or methods for transferring non-mechanical forms of energy to) appears on 21,838 US grants and 27,609 published applications in this corpus.
Search patents in A61B- Granted patents
- 21,838
- Published applications
- 27,609
- Assignees
- 3,712
- Inventors
- 20,292
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 28 | 0 |
| 1978 | 27 | 0 |
| 1979 | 13 | 0 |
| 1980 | 34 | 0 |
| 1981 | 23 | 0 |
| 1982 | 26 | 0 |
| 1983 | 17 | 0 |
| 1984 | 18 | 0 |
| 1985 | 31 | 0 |
| 1986 | 25 | 0 |
| 1987 | 50 | 0 |
| 1988 | 43 | 0 |
| 1989 | 57 | 0 |
| 1990 | 55 | 0 |
| 1991 | 67 | 0 |
| 1992 | 84 | 0 |
| 1993 | 118 | 0 |
| 1994 | 159 | 0 |
| 1995 | 196 | 0 |
| 1996 | 203 | 0 |
| 1997 | 220 | 0 |
| 1998 | 368 | 0 |
| 1999 | 396 | 0 |
| 2000 | 424 | 0 |
| 2001 | 398 | 136 |
| 2002 | 379 | 474 |
| 2003 | 414 | 541 |
| 2004 | 337 | 606 |
| 2005 | 272 | 636 |
| 2006 | 279 | 641 |
| 2007 | 309 | 722 |
| 2008 | 250 | 763 |
| 2009 | 246 | 789 |
| 2010 | 441 | 814 |
| 2011 | 459 | 887 |
| 2012 | 662 | 1067 |
| 2013 | 761 | 1130 |
| 2014 | 813 | 1476 |
| 2015 | 1021 | 1393 |
| 2016 | 1009 | 1365 |
| 2017 | 1021 | 1532 |
| 2018 | 981 | 1385 |
| 2019 | 1156 | 1721 |
| 2020 | 1226 | 1527 |
| 2021 | 1160 | 1595 |
| 2022 | 1076 | 1458 |
| 2023 | 1167 | 1441 |
| 2024 | 1329 | 1388 |
| 2025 | 1142 | 1231 |
| 2026 | 818 | 891 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61B 18/12By passing a current through the tissue to be heated20,495
- A61B 18/08By means of electrically-heated probes2,102
- A61B 2018/044The surgical action being effected by a circulating hot fluidIndexing code863
- A61B 18/042Using additional gas becoming plasma816
- A61B 18/06Caused by chemical reaction376
Recent patents
- Replaceable surgical scissor blades for surgical instruments6 Oct 2026US 12,751,734 B2Cilag GmbH International
- Hydro dissection and suction laparoscopic instruments and methods of use6 Oct 2026US 12,751,735 B2
- Bipolar forceps6 Oct 2026US 12,751,756 B2Kogent Surgical, LLC
- Plasma fractionation device for skin rejuvenation6 Oct 2026US 12,751,757 B2Aesthetics Biomedical, Inc.
- Control device, electrosurgical instrument and method for controlling an electrosurgical instrument6 Oct 2026US 12,751,758 B2Karl Leibinger Asset Management GmbH & Co. KG
- Methods and systems for determining body lumen size8 Oct 2026US 2026/0305978 A1Otsuka Medical Devices Co., Ltd.
- Systems and methods for diagnosing and treating nasal conditions using tissue biomarkers8 Oct 2026US 2026/0306015 A1Aerin Medical Inc.
- Combination ultrasonic and electrosurgical instrument with adjustable energy modalities and method for limiting blade temperature8 Oct 2026US 2026/0306159 A1Cilag GmbH International
- A rapidly deployable biomedical emf emitting device and methods of use8 Oct 2026US 2026/0306161 A1
- High-frequency connection for a surgical instrument8 Oct 2026US 2026/0306163 A1KARL STORZ GmbH&Co.KG
Most cited
By later US patents
- Electrosurgical hemostatic device4,011US 5,403,312 AEthicon, Inc. · 1995
- Hemostatic surgical cutting or stapling instrument3,257US 5,624,452 AEthicon Endo-Surgery, Inc. · 1997
- Surgical device for stapling and/or fastening body tissues3,256US 5,389,098 AOlympus Optical Co., Ltd. · 1995
- Electrosurgical stapling device3,188US 5,735,848 AEthicon, Inc. · 1998
- Combined dissecting, cauterizing, and stapling device3,025US 6,602,252 B2Starion Instruments Corporation · 2003