A61M 25/003
Characterized by features relating to least one lumen located at the distal
Official title: {characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves (catheter tips A61M25/0067)}
A61M25/003 (Characterized by features relating to least one lumen located at the distal) appears on 1,112 US grants and 1,336 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,112
- Published applications
- 1,336
- Assignees
- 460
- Inventors
- 1,779
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 17 | 0 |
| 1996 | 14 | 0 |
| 1997 | 12 | 0 |
| 1998 | 25 | 0 |
| 1999 | 26 | 0 |
| 2000 | 15 | 0 |
| 2001 | 17 | 11 |
| 2002 | 24 | 41 |
| 2003 | 24 | 38 |
| 2004 | 24 | 46 |
| 2005 | 28 | 66 |
| 2006 | 27 | 52 |
| 2007 | 17 | 42 |
| 2008 | 14 | 43 |
| 2009 | 21 | 48 |
| 2010 | 35 | 54 |
| 2011 | 40 | 52 |
| 2012 | 41 | 40 |
| 2013 | 42 | 59 |
| 2014 | 37 | 59 |
| 2015 | 44 | 47 |
| 2016 | 31 | 43 |
| 2017 | 31 | 43 |
| 2018 | 40 | 57 |
| 2019 | 51 | 76 |
| 2020 | 51 | 74 |
| 2021 | 52 | 72 |
| 2022 | 46 | 67 |
| 2023 | 46 | 57 |
| 2024 | 48 | 66 |
| 2025 | 47 | 52 |
| 2026 | 26 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flow control mechanism for kidney stone treatment system6 Oct 2026US 12,752,047 B2Calyxo, Inc.
- Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation1 Sep 2026US 12,721,641 B2Calyxo, Inc.
- Devices and systems for access and navigation of cerebrospinal fluid space1 Sep 2026US 12,721,980 B2Pharaoh Neuro, Inc.
- Transformable dual lumen cannula into a single lumen cannula and methods of use18 Aug 2026US 12,708,742 B2Inspira-Technologies OXY B.H.N. LTD.
- Catheter having dedicated blood collection port and related methods11 Aug 2026US 12,702,334 B2Becton, Dickinson and Company
- Catheter Tip Structure and Method of Manufacture24 Sep 2026US 2026/0284355 A1Bard Access Systems, Inc.
- Cyclic aspiration system with a non-powered internal structural impediment engaging with a clot assisting in capture10 Sep 2026US 2026/0263681 A1Neuravi Limited
- Multi-channel intracavitary applicator for radiation oncology10 Sep 2026US 2026/0263832 A1University of Kentucky Research Foundation
- Arterial cannula and cannula set for ecmo comprising same3 Sep 2026US 2026/0257001 A1Chungnam National University Hospital
- Multi-lumen implantable device13 Aug 2026US 2026/0232887 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
Most cited
By later US patents
- Tunneling instrument for port access multivessel coronary artery bypass surgery1,399US 6,613,069 B2Heartport, Inc. · 2003
- Stationary central tunnel dialysis catheter with optional separable sheath1,171US 6,293,927 B1Rex Medical, L. P. · 2001
- System for cardiac procedures1,074US 5,769,812 AHeartport, Inc. · 1998
- System for cardiac procedures998US 5,584,803 AHeartport, Inc. · 1996
- Endovascular system for arresting the heart868US 5,766,151 AHeartport, Inc. · 1998