A61F 2/82
Devices providing patency to, or preventing collapsing of, tubular structures of the
Official title: Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (stent-grafts for tubular structures of the body other than blood vessels A61F2/04; stent-grafts for blood vessels A61F2/07)
A61F2/82 (Devices providing patency to, or preventing collapsing of, tubular structures of the) appears on 11,352 US grants and 14,709 published applications in this corpus.
Search patents in A61F- Granted patents
- 11,352
- Published applications
- 14,709
- Assignees
- 2,548
- Inventors
- 12,047
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 11 | 0 |
| 1989 | 12 | 0 |
| 1990 | 14 | 0 |
| 1991 | 26 | 0 |
| 1992 | 38 | 0 |
| 1993 | 36 | 0 |
| 1994 | 51 | 0 |
| 1995 | 61 | 0 |
| 1996 | 78 | 0 |
| 1997 | 156 | 0 |
| 1998 | 264 | 0 |
| 1999 | 227 | 0 |
| 2000 | 268 | 0 |
| 2001 | 329 | 151 |
| 2002 | 304 | 479 |
| 2003 | 339 | 487 |
| 2004 | 273 | 657 |
| 2005 | 220 | 658 |
| 2006 | 238 | 654 |
| 2007 | 193 | 727 |
| 2008 | 195 | 706 |
| 2009 | 218 | 601 |
| 2010 | 397 | 648 |
| 2011 | 454 | 610 |
| 2012 | 506 | 605 |
| 2013 | 500 | 628 |
| 2014 | 616 | 742 |
| 2015 | 518 | 628 |
| 2016 | 535 | 655 |
| 2017 | 585 | 657 |
| 2018 | 480 | 604 |
| 2019 | 569 | 604 |
| 2020 | 534 | 588 |
| 2021 | 417 | 508 |
| 2022 | 390 | 476 |
| 2023 | 374 | 474 |
| 2024 | 362 | 458 |
| 2025 | 340 | 435 |
| 2026 | 198 | 269 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61F 2/86Stents in a form characterised by the wire-like elements8,366
- A61F 2/848Having means for fixation to the vessel wall1,449
- A61F 2/856Single tubular stent with a side portal passage927
- A61F 2/844Folded prior to deployment705
- A61F 2002/823Stents, different from stent-grafts, adapted to cover an aneurysmIndexing code577
- A61F 2002/826More than one stent being applied sequentiallyIndexing code529
- A61F 2/852Two or more distinct overlapping stents500
- A61F 2002/821Ostial stentsIndexing code484
All 12 subgroupsShow fewer
- A61F 2002/825Having longitudinal strutsIndexing code484
- A61F 2/92Stents in the form of a rolled-up sheet expanding after insertion into475
- A61F 2002/828Means for connecting a plurality of stents allowing flexibility of the wholeIndexing code462
- A61F 2/94Stents retaining their form, i.e. not being deformable, after placement in the389
Recent patents
- Bifurcated dual-balloon catheter system for bifurcated vessels6 Oct 2026US 12,751,843 B2
- Uncaging stent6 Oct 2026US 12,751,844 B2Elixir Medical Corporation
- Controlled tubing expansion and surface engineering6 Oct 2026US 12,752,470 B1Zeus Co., Ltd.
- Systems and methods for making encapsulated hourglass shaped stents29 Sep 2026US 12,746,110 B2V-Wave Ltd.
- Textiles for implantation29 Sep 2026US 12,746,118 B2Edwards Lifesciences Corporation
- Systems, devices, and methods of treating a narrowing of a blood vessel8 Oct 2026US 2026/0306284 A1Route 92 Medical, Inc.
- Stent and method for use thereof8 Oct 2026US 2026/0306285 A1
- Local manufacturing of a medical stent based on a computational modeled outcome prediction1 Oct 2026US 2026/0294653 A1Koninklijke Philips N. V.
- Crimping method and crimping device for a tubular stent, and implantable device1 Oct 2026US 2026/0294654 A1Terumo Kabushiki Kaisha
- Stent alignment during treatment of a bifurcation1 Oct 2026US 2026/0294657 A1Advanced Bifurcation Systems Inc.
Most cited
By later US patents
- Expandable intraluminal graft, and method and apparatus for implanting an expandable intraluminal graft3,751US 4,733,665 AExpandable Grafts Partnership · 1988
- Prosthesis comprising an expansible or contractile tubular body2,717US 4,655,771 AShepherd Patents S.A. · 1987
- Artificial heart valve and method and device for implanting the same2,287US 5,855,601 AThe Trustees of Columbia University in the City of New York · 1999
- Percutaneous placement valve stent2,220US 5,957,949 AWorld Medical Manufacturing Corporation · 1999
- Implantable prosthetic valve1,995US 6,730,118 B2Percutaneous Valve Technologies, Inc. · 2004