A61M 25/0026
Multi-lumen catheters with stationary elements
Official title: {Multi-lumen catheters with stationary elements (catheter assemblies comprising a catheter in combination with a guide tube, sheath or sleeve A61M2025/0681; catheters comprising telescoping coaxial elements A61M2025/0175)}
A61M25/0026 (Multi-lumen catheters with stationary elements) appears on 2,891 US grants and 3,698 published applications in this corpus.
Search patents in A61M- Granted patents
- 2,891
- Published applications
- 3,698
- Assignees
- 1,123
- Inventors
- 4,962
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 13 | 0 |
| 1987 | 15 | 0 |
| 1988 | 13 | 0 |
| 1989 | 15 | 0 |
| 1990 | 14 | 0 |
| 1991 | 17 | 0 |
| 1992 | 16 | 0 |
| 1993 | 30 | 0 |
| 1994 | 30 | 0 |
| 1995 | 44 | 0 |
| 1996 | 36 | 0 |
| 1997 | 32 | 0 |
| 1998 | 62 | 0 |
| 1999 | 51 | 0 |
| 2000 | 41 | 0 |
| 2001 | 43 | 22 |
| 2002 | 48 | 86 |
| 2003 | 60 | 87 |
| 2004 | 54 | 113 |
| 2005 | 52 | 135 |
| 2006 | 54 | 126 |
| 2007 | 40 | 123 |
| 2008 | 35 | 116 |
| 2009 | 40 | 112 |
| 2010 | 87 | 150 |
| 2011 | 94 | 108 |
| 2012 | 98 | 122 |
| 2013 | 120 | 158 |
| 2014 | 101 | 139 |
| 2015 | 104 | 142 |
| 2016 | 104 | 123 |
| 2017 | 92 | 159 |
| 2018 | 122 | 190 |
| 2019 | 141 | 201 |
| 2020 | 131 | 203 |
| 2021 | 147 | 226 |
| 2022 | 128 | 204 |
| 2023 | 140 | 184 |
| 2024 | 140 | 181 |
| 2025 | 140 | 169 |
| 2026 | 98 | 119 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 25/003Characterized by features relating to least one lumen located at the distal1,112
- A61M 25/0032Characterized by at least one unconventionally shaped lumen705
- A61M 2025/0037Characterized by lumina being arranged side-by-sideIndexing code701
- A61M 25/0029Characterized by features relating to least one lumen located at the middle599
- A61M 2025/0034Characterized by elements which are assembled, connected or fusedIndexing code487
- A61M 2025/004Characterized by lumina being arranged circumferentiallyIndexing code459
- A61M 2025/0039Characterized by lumina being arranged coaxiallyIndexing code347
- A61M 2025/0036With more than four luminaIndexing code317
Recent patents
- Flow control mechanism for kidney stone treatment system6 Oct 2026US 12,752,047 B2Calyxo, Inc.
- Catheters and systems for direct injection of gas-enriched liquid into a patient6 Oct 2026US 12,752,078 B2Zoll Circulation, Inc.
- Variable stiffness catheter and methods thereof6 Oct 2026US 12,752,082 B2Washington University
- Controllable expandable catheter29 Sep 2026US 12,746,365 B2St. Jude Medical, Cardiology Division, Inc.
- Rapidly insertable central catheters, catheter insertion assemblies, and methods29 Sep 2026US 12,746,368 B2Bard Access Systems, Inc.
- Endoscopy device having enhanced fluid control mechanisms8 Oct 2026US 2026/0305913 A1Evoendo, Inc.
- Catheters, systems, and methods for bypassing an occlusion8 Oct 2026US 2026/0306797 A1Bard Peripheral Vascular, Inc.
- Cryogenic catheter, system, and method for selective ablation of mucosa and submucosa of the gastrointestinal tract24 Sep 2026US 2026/0283674 A1Ágil Therapeutics, Inc.
- Systems and methods related to elongate devices24 Sep 2026US 2026/0283703 A1Intuitive Surgical Operations, Inc.
- Catheter Tip Structure and Method of Manufacture24 Sep 2026US 2026/0284355 A1Bard Access Systems, Inc.
Most cited
By later US patents
- Method of using a catheter-sleeve assembly for an endoscope1,867US 5,259,366 A1993
- Device and method for controlling injection of liquid embolic composition1,859US 6,511,468 B1Micro Therapeutics, Inc. · 2003
- Tunneling instrument for port access multivessel coronary artery bypass surgery1,399US 6,613,069 B2Heartport, Inc. · 2003
- Implantable device and methods for delivering drugs and other substances to treat sinusitis and other disorders1,387US 7,361,168 B2Acclarent, Inc. · 2008
- Apparatus and method for engrafting a blood vessel1,204US 5,591,195 A1997