A61M 2005/3231
Proximal end of needle captured or embedded inside piston head
Official title: {Proximal end of needle captured or embedded inside piston head, e.g. by friction or hooks}
A61M2005/3231 (Proximal end of needle captured or embedded inside piston head) appears on 211 US grants and 152 published applications in this corpus.
Search patents in A61M- Granted patents
- 211
- Published applications
- 152
- Assignees
- 69
- Inventors
- 234
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 12 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 14 | 0 |
| 1994 | 13 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 4 |
| 2003 | 4 | 8 |
| 2004 | 6 | 9 |
| 2005 | 4 | 5 |
| 2006 | 3 | 5 |
| 2007 | 2 | 5 |
| 2008 | 2 | 6 |
| 2009 | 0 | 4 |
| 2010 | 3 | 4 |
| 2011 | 2 | 8 |
| 2012 | 3 | 5 |
| 2013 | 5 | 6 |
| 2014 | 2 | 6 |
| 2015 | 6 | 15 |
| 2016 | 6 | 9 |
| 2017 | 8 | 3 |
| 2018 | 11 | 7 |
| 2019 | 9 | 9 |
| 2020 | 2 | 4 |
| 2021 | 11 | 7 |
| 2022 | 6 | 5 |
| 2023 | 3 | 5 |
| 2024 | 6 | 5 |
| 2025 | 1 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for safety syringe2 Jun 2026US 12,642,910 B2Credence Medsystems, Inc.
- System and method for microdose injection2 Jun 2026US 12,642,914 B2Credence Medsystems, Inc.
- System and method for multiple site injection17 Jun 2025US 12,329,953 B2Credence Medsystems, Inc.
- System and method for safety syringe19 Nov 2024US 12,144,970 B2Credence Medsystems, Inc.
- System and method for safety syringe5 Nov 2024US 12,133,973 B2Credence Medsystems, Inc.
- System and method for safety syringe17 Sep 2026US 2026/0273188 A1Credence Medsystems, Inc.
- System and method for multiple site injection2 Jul 2026US 2026/0183489 A1Credence Medsystems, Inc.
- System and method for safety syringe29 May 2025US 2025/0170341 A1Credence Medsystems, Inc.
- System and method for safety syringe8 May 2025US 2025/0144302 A1Credence Medsystems, Inc.
- Needle cover management and needle obscuring devices for injection systems and methods8 May 2025US 2025/0144317 A1Credence Medsystems, Inc.
Most cited
By later US patents
- Needle guard and needle assembly for syringe603US 5,360,404 AInviro Medical Devices Ltd. · 1994
- Cannula insertion set with safety retracting needle471US 4,747,831 APhase Medical, Inc. · 1988
- Injector for delivering fluid to internal target tissue359US 5,354,287 ASenetek PLC · 1994
- Safety syringe for mixing two-component medicaments297US 5,360,410 ASenetek PLC · 1994
- Automatic medicament injector employing non-coring needle278US 5,709,668 ASenetek PLC · 1998