A61L 31/00
Materials for other surgical articles
Official title: Materials for other surgical articles {, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices (shape or structure of stent-grafts A61F2/07, of stents A61F2/82, of surgical gloves A61B42/00, of surgical drapes A61B46/00, of occluding devices A61B17/12022)}
A61L31/00 (Materials for other surgical articles) appears on 10,517 US grants and 15,036 published applications in this corpus.
Search patents in A61L- Granted patents
- 10,517
- Published applications
- 15,036
- Assignees
- 4,173
- Inventors
- 19,246
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 11 | 0 |
| 1985 | 20 | 0 |
| 1986 | 12 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 30 | 0 |
| 1990 | 39 | 0 |
| 1991 | 47 | 0 |
| 1992 | 63 | 0 |
| 1993 | 66 | 0 |
| 1994 | 88 | 0 |
| 1995 | 100 | 0 |
| 1996 | 110 | 0 |
| 1997 | 178 | 0 |
| 1998 | 196 | 0 |
| 1999 | 199 | 0 |
| 2000 | 194 | 0 |
| 2001 | 219 | 96 |
| 2002 | 218 | 334 |
| 2003 | 259 | 479 |
| 2004 | 200 | 556 |
| 2005 | 157 | 713 |
| 2006 | 182 | 608 |
| 2007 | 179 | 690 |
| 2008 | 176 | 716 |
| 2009 | 180 | 677 |
| 2010 | 302 | 724 |
| 2011 | 405 | 615 |
| 2012 | 440 | 590 |
| 2013 | 479 | 649 |
| 2014 | 590 | 811 |
| 2015 | 558 | 758 |
| 2016 | 519 | 725 |
| 2017 | 568 | 648 |
| 2018 | 461 | 623 |
| 2019 | 498 | 688 |
| 2020 | 475 | 643 |
| 2021 | 446 | 550 |
| 2022 | 337 | 547 |
| 2023 | 358 | 448 |
| 2024 | 351 | 482 |
| 2025 | 352 | 388 |
| 2026 | 193 | 278 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 31/14Materials characterised by their function or physical properties7,191
- A61L 31/08Materials for coatings4,393
- A61L 31/04Macromolecular materials4,178
- A61L 31/02Inorganic materials1,627
- A61L 31/12Composite materials, i.e. containing one material dispersed in a matrix of the827
- A61L 31/005Ingredients of undetermined constitution or reaction products thereof416
Recent patents
- Rod for spinal fixation implement and spinal fixation implement provided with same6 Oct 2026US 12,751,741 B2Globeride, Inc.
- Polymeric patch scaffolds for articular cartilage regeneration6 Oct 2026US 12,752,041 B2University of Southern California
- Controlled tubing expansion and surface engineering6 Oct 2026US 12,752,470 B1Zeus Co., Ltd.
- Bioresorbable cardiovascular instruments, and operation and fabrication methods of same29 Sep 2026US 12,746,397 B2Northwestern University
- Cover device for a surgical site, cartridge for a surgical stapler, and related surgical methods22 Sep 2026US 12,740,785 B2Evergreen Surgical Solutions, LLC
- Prosthetic Surgical Sling8 Oct 2026US 2026/0306237 A1
- Slippery organogels and methods for making and using the same8 Oct 2026US 2026/0306720 A1University of Georgia Research Foundation, Inc.
- Soluble biomolecular glass and use thereof8 Oct 2026US 2026/0306721 A1Institute of Process Engineering, Chinese Academy of Sciences
- Antimicrobial and/or radiopaque bulking agents8 Oct 2026US 2026/0306722 A1Boston Scientific Scimed, Inc.
- Spinal fixation rod1 Oct 2026US 2026/0294480 A1Globeride, Inc.
Most cited
By later US patents
- Medical devices incorporating sim alloy elements2,338US 4,665,906 ARaychem Corporation · 1987
- Surgical bettress and surgical stapling apparatus2,317US 6,273,897 B1Ethicon, Inc. · 2001
- Surgical staple2,306US 4,719,917 AMinnesota Mining and Manufacturing Company · 1988
- Surgical fastener and means for applying same2,134US 4,402,445 AUnited States Surgical Corporation · 1983
- In situ polymerizable hydrogels2,015US 6,818,018 B1Incept, LLC · 2004