A61M 2039/2486
Guided stem
Official title: {Guided stem, e.g. reciprocating stopper}
A61M2039/2486 (Guided stem) appears on 110 US grants and 145 published applications in this corpus.
Search patents in A61M- Granted patents
- 110
- Published applications
- 145
- Assignees
- 78
- Inventors
- 286
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 7 |
| 2003 | 7 | 7 |
| 2004 | 5 | 3 |
| 2005 | 2 | 4 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 3 | 5 |
| 2009 | 4 | 7 |
| 2010 | 2 | 2 |
| 2011 | 3 | 4 |
| 2012 | 4 | 2 |
| 2013 | 3 | 2 |
| 2014 | 2 | 5 |
| 2015 | 3 | 7 |
| 2016 | 5 | 7 |
| 2017 | 2 | 5 |
| 2018 | 3 | 5 |
| 2019 | 6 | 8 |
| 2020 | 2 | 9 |
| 2021 | 7 | 7 |
| 2022 | 8 | 8 |
| 2023 | 5 | 14 |
| 2024 | 7 | 7 |
| 2025 | 7 | 8 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vascular closure devices and methods16 Jun 2026US 12,653,522 B2Arterica Inc.
- Closed system elastomeric pumping mechanism14 Apr 2026US 12,599,719 B2
- Complex irrigation/suction flow path in a medical device20 Jan 2026US 12,527,947 B2Intuitive Surgical Operations, Inc.
- Fluid connector system23 Dec 2025US 12,502,518 B2CareFusion 303, Inc.
- Valves2 Dec 2025US 12,485,265 B2Saint-Gobain Performance Plastics Corporation
- Complex irrigation/suction flow path in a medical device2 Jul 2026US 2026/0183530 A1Intuitive Surgical Operations, Inc.
- Mechanical aspiration syringe and associated fluid flow control devices28 May 2026US 2026/0144556 A1Innova Vascular, Inc.
- Methods and systems for treating hydrocephalus30 Apr 2026US 2026/0115436 A1Madison Scientific, Inc.
- Fluid connector system26 Mar 2026US 2026/0083954 A1Care Fusion 303, Inc.
- Aseptic coupling system with seal isolating connectors29 Jan 2026US 2026/0029077 A1Nordson Corporation
Most cited
By later US patents
- Tissue removal devices, systems and methods272US 9,370,611 B2Med-Logics, Inc. · 2016
- Valve device for a catheter252US 5,322,518 AB. Braun Melsungen AG · 1994
- Multiple dose drug vial adapter for use with a vial having a pierceable septum and a needleless syringe241US 5,833,213 ARymed Technologies, Inc. · 1998
- Medical intravenous administration line connectors having a luer or pressure activated valve181US 5,788,215 ARymed Technologies, Inc. · 1998
- Heart assist system and method176US 6,007,479 AH.D.S. Systems Ltd. · 1999