A61B 2018/00535
Biliary tract
Official title: {Biliary tract}
A61B2018/00535 (Biliary tract) appears on 55 US grants and 93 published applications in this corpus.
Search patents in A61B- Granted patents
- 55
- Published applications
- 93
- Assignees
- 44
- Inventors
- 195
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 4 |
| 2013 | 2 | 0 |
| 2014 | 0 | 5 |
| 2015 | 1 | 4 |
| 2016 | 4 | 6 |
| 2017 | 1 | 1 |
| 2018 | 1 | 5 |
| 2019 | 2 | 3 |
| 2020 | 3 | 3 |
| 2021 | 1 | 14 |
| 2022 | 2 | 5 |
| 2023 | 4 | 10 |
| 2024 | 7 | 7 |
| 2025 | 8 | 10 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems, devices, and methods for ablation and defunctionalization of a gallbladder8 Sep 2026US 12,727,930 B2Ictero Medical, Inc.
- Devices and methods for treating lung tumors8 Sep 2026US 12,727,939 B2Pusan National University Technology Holdings Co., Ltd.
- Percutaneous retrieval system30 Jun 2026US 12,667,422 B2Northwestern University
- Treatment method and device with ultrasound endoscope27 Jan 2026US 12,533,157 B2Olympus Corporation
- Characterizing tissue using fluorescence emission20 Jan 2026US 12,527,625 B2Gyrus ACMI, Inc.
- Medical devices with sensing capabilites20 Aug 2026US 2026/0240422 A1GYRUS ACMI INC. (d.b.a.Olympus Surgical Technologies America)
- Stent delivery system for placing stent across adjacent tissue layers25 Jun 2026US 2026/0175000 A1Taewoong Medical Co., Ltd.
- Characterizing tissue using fluorescence emission23 Apr 2026US 2026/0108301 A1GYRUS ACMI INC. (d.b.a.Olympus Surgical Technologies America)
- Treatment method and device with ultrasound endoscope2 Apr 2026US 2026/0090824 A1Olympus Corporation
- Systems, devices, and methods for ablation and defunctionalization of a gallbladder15 Jan 2026US 2026/0013926 A1Ictero Medical, Inc.
Most cited
By later US patents
- Surgical retrieval assembly and associated method1,232US 5,741,271 A1998
- Steerable sphincterotome and methods for cannulation, papillotomy and sphincterotomy235US 6,676,659 B2SciMed Life Systems, Inc. · 2004
- Magnetic activation of monopolar and bipolar devices222US 9,468,498 B2Cook Medical Technologies LLC · 2016
- Method for electrosurgically obtaining access to the biliary tree with an adjustably positionable needle-knife175US 5,599,300 AArrow Precision Products, Inc. · 1997
- Surgical retrieval assembly and associated method172US 5,759,187 AWilk & Nakao Medical Technology, Incorporated · 1998