A61M 1/3656
Monitoring patency or flow at connection sites
Official title: {Monitoring patency or flow at connection sites; Detecting disconnections}
A61M1/3656 (Monitoring patency or flow at connection sites) appears on 493 US grants and 557 published applications in this corpus.
Search patents in A61M- Granted patents
- 493
- Published applications
- 557
- Assignees
- 136
- Inventors
- 631
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 5 |
| 2002 | 3 | 6 |
| 2003 | 13 | 14 |
| 2004 | 13 | 18 |
| 2005 | 6 | 16 |
| 2006 | 11 | 14 |
| 2007 | 6 | 12 |
| 2008 | 4 | 12 |
| 2009 | 13 | 29 |
| 2010 | 17 | 22 |
| 2011 | 15 | 36 |
| 2012 | 22 | 30 |
| 2013 | 24 | 39 |
| 2014 | 28 | 33 |
| 2015 | 27 | 26 |
| 2016 | 33 | 37 |
| 2017 | 32 | 28 |
| 2018 | 29 | 31 |
| 2019 | 29 | 26 |
| 2020 | 23 | 27 |
| 2021 | 29 | 22 |
| 2022 | 19 | 9 |
| 2023 | 18 | 19 |
| 2024 | 11 | 14 |
| 2025 | 17 | 22 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic operational control based on detected environmental state1 Sep 2026US 12,721,939 B2Terumo BCT, Inc.
- Medical treatment system and methods using a plurality of fluid lines11 Aug 2026US 12,702,736 B2DEKA Products Limited Partnership
- Method for assessing a measured pressure value, and apparatuses11 Aug 2026US 12,702,741 B2Fresenius Medical Care Deutschland GmbH
- Smart connector for connecting patient to medical product12 May 2026US 12,623,014 B2Koninklijke Philips N. V.
- Monitoring system for care protocols5 May 2026US 12,616,787 B2Talis Clinical LLC
- Apparatus and method for detecting disconnection of an intravascular access device21 May 2026US 2026/0137854 A1DEKA Products Limited Partnership
- Methods and systems for establishing retrograde carotid arterial blood flow30 Apr 2026US 2026/0115369 A1Boston Scientific Scimed, Inc.
- Methods and systems for establishing retrograde carotid arterial blood flow23 Apr 2026US 2026/0108665 A1Boston Scientific Scimed, Inc.
- Monitoring recirculation19 Mar 2026US 2026/0077112 A1Bellco SRL
- Systems and methods for monitoring the functionality of a blood vessel12 Mar 2026US 2026/0069756 A1PatenSee Ltd.
Most cited
By later US patents
- Implantable therapeutic device and method528US 6,585,763 B1VascuSense, Inc. · 2003
- Endoluminal implant with therapeutic and diagnostic capability511US 6,231,516 B1VacuSense, Inc. · 2001
- Method and apparatus for blood withdrawal and infusion using a pressure controller419US 6,585,675 B1CHF Solutions, Inc. · 2003
- Multiple lumen catheter for hemodialysis309US 5,405,320 AThe Curators of the University of Missouri · 1995
- Multiple lumen catheter for hemodialysis292US 5,209,723 AThe Curators of the University of Missouri · 1993