A61M 3/0279
Cannula
Official title: {Cannula; Nozzles; Tips; their connection means}
A61M3/0279 (Cannula) appears on 1,242 US grants and 1,355 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,242
- Published applications
- 1,355
- Assignees
- 557
- Inventors
- 2,200
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 4 | 0 |
| 1987 | 13 | 0 |
| 1988 | 5 | 0 |
| 1989 | 12 | 0 |
| 1990 | 11 | 0 |
| 1991 | 19 | 0 |
| 1992 | 26 | 0 |
| 1993 | 25 | 0 |
| 1994 | 25 | 0 |
| 1995 | 33 | 0 |
| 1996 | 25 | 0 |
| 1997 | 25 | 0 |
| 1998 | 40 | 0 |
| 1999 | 37 | 0 |
| 2000 | 31 | 0 |
| 2001 | 23 | 5 |
| 2002 | 31 | 22 |
| 2003 | 19 | 25 |
| 2004 | 13 | 27 |
| 2005 | 12 | 30 |
| 2006 | 7 | 23 |
| 2007 | 11 | 26 |
| 2008 | 7 | 33 |
| 2009 | 5 | 22 |
| 2010 | 11 | 33 |
| 2011 | 19 | 47 |
| 2012 | 20 | 41 |
| 2013 | 29 | 60 |
| 2014 | 36 | 70 |
| 2015 | 36 | 58 |
| 2016 | 36 | 66 |
| 2017 | 52 | 92 |
| 2018 | 55 | 73 |
| 2019 | 63 | 92 |
| 2020 | 59 | 86 |
| 2021 | 67 | 73 |
| 2022 | 63 | 95 |
| 2023 | 44 | 69 |
| 2024 | 58 | 63 |
| 2025 | 51 | 73 |
| 2026 | 27 | 51 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rectal catheter assembly6 Oct 2026US 12,752,049 B2
- Catheter placement device for urethral applications29 Sep 2026US 12,746,371 B2
- Nasal specimen collection system22 Sep 2026US 12,740,770 B2Board of Regents of the University of Nebraska
- Adaptable portable douche apparatus22 Sep 2026US 12,741,080 B2
- Nozzle, anal irrigation system, methods of assembly and of anal irrigation18 Aug 2026US 12,708,705 B2Clinisupplies Limited
- Cleaning device for private parts8 Oct 2026US 2026/0306732 A1Shenzhen Hengnengda Technology Co., Ltd.
- Irrigation system with improved inflation control1 Oct 2026US 2026/0295145 A1Wellspect AB
- Feminine care device1 Oct 2026US 2026/0295146 A1
- Graspable surgical device3 Sep 2026US 2026/0256540 A1Vascular Technology, Incorporated
- Container for irrigation application comprising a precisely defined opening and a production process thereof3 Sep 2026US 2026/0256651 A1B. Braun Melsungen AG
Most cited
By later US patents
- Electrosurgical apparatus1,982US 5,571,100 AGyrus Medical Limited · 1996
- Ultrasonic surgical apparatus1,933US 6,083,191 ASherwood Services AG · 2000
- Surgical ultrasonic horn1,494US 5,188,102 ASumitomo Bakelite Co., Ltd. · 1993
- Irrigation dressing1,388US 5,358,494 A1994
- Electro-coagulation and ablation and other electrotherapeutic treatments of body tissue1,344US 5,403,311 ABoston Scientific Corporation · 1995