A61M 25/0155
With hydraulic or pneumatic means
Official title: {with hydraulic or pneumatic means, e.g. balloons or inflatable compartments}
A61M25/0155 (With hydraulic or pneumatic means) appears on 258 US grants and 309 published applications in this corpus.
Search patents in A61M- Granted patents
- 258
- Published applications
- 309
- Assignees
- 136
- Inventors
- 538
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 7 |
| 2002 | 2 | 4 |
| 2003 | 3 | 4 |
| 2004 | 4 | 9 |
| 2005 | 5 | 8 |
| 2006 | 2 | 3 |
| 2007 | 3 | 4 |
| 2008 | 4 | 15 |
| 2009 | 2 | 8 |
| 2010 | 8 | 13 |
| 2011 | 8 | 7 |
| 2012 | 9 | 6 |
| 2013 | 5 | 8 |
| 2014 | 7 | 10 |
| 2015 | 5 | 12 |
| 2016 | 9 | 9 |
| 2017 | 13 | 16 |
| 2018 | 9 | 15 |
| 2019 | 14 | 13 |
| 2020 | 15 | 23 |
| 2021 | 16 | 35 |
| 2022 | 13 | 16 |
| 2023 | 18 | 15 |
| 2024 | 16 | 22 |
| 2025 | 15 | 15 |
| 2026 | 8 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Medical instrument guide device and endoscope apparatus6 Oct 2026US 12,751,605 B2FUJIFILM Corporation
- Variable stiffness catheter and methods thereof6 Oct 2026US 12,752,082 B2Washington University
- Methods and systems for draining cerebrospinal fluid into the venous system15 Sep 2026US 12,734,344 B2Cerevasc, Inc.
- Growable continuum instrument and surgical robot25 Aug 2026US 12,714,829 B2Beijing Surgerii Robotics Company Limited
- Programmable elastomer robot system and methods11 Aug 2026US 12,703,117 B2Board of Regents, The University of Texas System
- Catheter Device System and Method of Use24 Sep 2026US 2026/0284358 A1PAVmed Inc.
- Methods and systems for draining cerebrospinal fluid into the venous system6 Aug 2026US 2026/0224866 A1Cerevasc, Inc.
- Reconfigurable steerable catheter11 Jun 2026US 2026/0158242 A1Technion Research & Development Foundation Limited
- Steerable rigidizing catheter systems and methods4 Jun 2026US 2026/0151599 A1Jupiter Endovascular Inc.
- Soft active skin for steering everting robots28 May 2026US 2026/0145316 A1The Regents of the University of California
Most cited
By later US patents
- System and method for advancing, orienting, and immobilizing on internal body tissue a catheter or other therapeutic device1,480US 8,535,304 B2Ablacor Medical Corporation · 2013
- Steerable catheter1,218US 4,838,859 A1989
- Endovascular system for arresting the heart868US 5,766,151 AHeartport, Inc. · 1998
- Catheters and related devices for forming passageways between blood vessels or other anatomical structures719US 6,302,875 B1TransVascular, Inc. · 2001
- Apparatus for treating intervertebal discs with electromagnetic energy579US 6,073,051 AOratec Interventions, Inc. · 2000