A61M 5/3148
Means for causing or aiding aspiration or plunger retraction
Official title: {Means for causing or aiding aspiration or plunger retraction}
A61M5/3148 (Means for causing or aiding aspiration or plunger retraction) appears on 248 US grants and 335 published applications in this corpus.
Search patents in A61M- Granted patents
- 248
- Published applications
- 335
- Assignees
- 160
- Inventors
- 505
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 7 |
| 2006 | 3 | 4 |
| 2007 | 0 | 6 |
| 2008 | 1 | 3 |
| 2009 | 1 | 9 |
| 2010 | 5 | 8 |
| 2011 | 6 | 6 |
| 2012 | 4 | 14 |
| 2013 | 8 | 8 |
| 2014 | 6 | 11 |
| 2015 | 7 | 8 |
| 2016 | 5 | 21 |
| 2017 | 7 | 6 |
| 2018 | 11 | 20 |
| 2019 | 8 | 20 |
| 2020 | 14 | 41 |
| 2021 | 21 | 32 |
| 2022 | 29 | 30 |
| 2023 | 20 | 22 |
| 2024 | 22 | 30 |
| 2025 | 19 | 17 |
| 2026 | 13 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Syringe plunger brace for improved aspiration and injection29 Sep 2026US 12,746,337 B2
- Releasable fluid controller and insemination device18 Aug 2026US 12,708,405 B2Hannah Life Technologies PTE, Ltd.
- Needle cartridge for drug injection and drug injection device including the same16 Jun 2026US 12,653,967 B2Nobamedi Co., Ltd.
- System and method for microdose injection2 Jun 2026US 12,642,914 B2Credence Medsystems, Inc.
- Ophthalmic device19 May 2026US 12,629,281 B2New World Medical, Inc.
- Vacuum insertion methods for inserting lubricant free syringe stoppers and a system for assembling same27 Aug 2026US 2026/0249014 A1W. L. Gore & Associates, Inc.
- Syringe aspiration safety assistance device13 Aug 2026US 2026/0232912 A1
- Vacuum syringe plunger clip30 Jul 2026US 2026/0216438 A1CareFusion 303, Inc.
- Automatic locking and unlocking vacuum syringes, and associated systems and methods23 Jul 2026US 2026/0207849 A1Stryker Corporation
- System and method for multiple site injection2 Jul 2026US 2026/0183489 A1Credence Medsystems, Inc.
Most cited
By later US patents
- Safety puncturing instrument and method1,185US 4,535,773 A1985
- Selected dose pharmaceutical dispenser231US 5,378,233 AHabley Medical Technology Corporation · 1995
- Apparatus and method for painless intramuscular or subcutaneous injections184US 6,312,412 B12001
- Resettable drive mechanism for a medication delivery device and medication delivery device176US 8,366,680 B2Sanofi-Aventis Deutschland GmbH · 2013
- Bio-medical injector apparatus163US 4,613,328 A1986