A61M 1/743
By changing the cross-section of the line
Official title: {by changing the cross-section of the line, e.g. flow regulating valves (A61M1/7413 takes precedence)}
A61M1/743 (By changing the cross-section of the line) appears on 510 US grants and 700 published applications in this corpus.
Search patents in A61M- Granted patents
- 510
- Published applications
- 700
- Assignees
- 237
- Inventors
- 977
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 7 |
| 2003 | 3 | 4 |
| 2004 | 5 | 9 |
| 2005 | 5 | 2 |
| 2006 | 3 | 4 |
| 2007 | 3 | 20 |
| 2008 | 3 | 8 |
| 2009 | 6 | 10 |
| 2010 | 4 | 14 |
| 2011 | 5 | 8 |
| 2012 | 11 | 20 |
| 2013 | 12 | 22 |
| 2014 | 18 | 17 |
| 2015 | 18 | 26 |
| 2016 | 10 | 33 |
| 2017 | 23 | 64 |
| 2018 | 27 | 48 |
| 2019 | 42 | 49 |
| 2020 | 43 | 57 |
| 2021 | 42 | 50 |
| 2022 | 29 | 70 |
| 2023 | 41 | 43 |
| 2024 | 47 | 48 |
| 2025 | 42 | 43 |
| 2026 | 20 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surgical suction device that uses positive pressure gas29 Sep 2026US 12,745,935 B2Conmed Corporation
- Medical devices and related systems and methods29 Sep 2026US 12,746,322 B2Boston Scientific Medical Device Limited
- Systems and methods for controlling operation of negative pressure wound therapy apparatus25 Aug 2026US 12,714,775 B2Smith & Nephew, Inc.
- Systems, devices and methods for draining and analyzing bodily fluids4 Aug 2026US 12,697,466 B2Potrero Medical, Inc.
- Portable suction devices, systems, and methods for controlling suction using same14 Jul 2026US 12,678,551 B2The Research Foundation for The State University of New York
- Portable suction devices, systems, and methods for controlling suction using same8 Oct 2026US 2026/0306730 A1The Research Foundation for The State University of New York
- Negative pressure wound therapy apparatus and methods17 Sep 2026US 2026/0273165 A1Smith & Nephew, Inc.
- Aspiration vacuum source13 Aug 2026US 2026/0232889 A1Neuravi Limited
- Urine management systems13 Aug 2026US 2026/0232954 A1Sage Products, LLC
- Body Liquid Drainage System6 Aug 2026US 2026/0224793 A1C. R. Bard, Inc.
Most cited
By later US patents
- Robotic surgical instruments with a fluid flow control system for irrigation, aspiration, and blowing2,107US 8,241,271 B2Intuitive Surgical Operations, Inc. · 2012
- Automatic fluid control system for use in open and laparoscopic laser surgery and electrosurgery and method therefor816US 5,836,909 A1998
- Wound treatment apparatus502US 6,755,807 B2Hill-Rom Services, Inc. · 2004
- Phacoemulsification handpiece, sleeve, and tip488US 6,159,175 ASurgical Design Corporation · 2000
- Control of vacuum level rate of change470US 7,022,113 B2Hill-Rom Services, Inc. · 2006