A61M 5/158
Needles for infusions
Official title: Needles {for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body}
A61M5/158 (Needles for infusions) appears on 2,826 US grants and 3,967 published applications in this corpus.
Search patents in A61M- Granted patents
- 2,826
- Published applications
- 3,967
- Assignees
- 913
- Inventors
- 4,462
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 17 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 13 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 13 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 23 | 0 |
| 2000 | 15 | 0 |
| 2001 | 12 | 7 |
| 2002 | 14 | 43 |
| 2003 | 23 | 53 |
| 2004 | 23 | 64 |
| 2005 | 22 | 74 |
| 2006 | 36 | 114 |
| 2007 | 26 | 87 |
| 2008 | 35 | 109 |
| 2009 | 34 | 103 |
| 2010 | 68 | 122 |
| 2011 | 64 | 140 |
| 2012 | 91 | 150 |
| 2013 | 119 | 188 |
| 2014 | 122 | 210 |
| 2015 | 119 | 180 |
| 2016 | 151 | 181 |
| 2017 | 149 | 216 |
| 2018 | 147 | 192 |
| 2019 | 210 | 270 |
| 2020 | 205 | 243 |
| 2021 | 179 | 245 |
| 2022 | 168 | 240 |
| 2023 | 176 | 228 |
| 2024 | 146 | 205 |
| 2025 | 172 | 186 |
| 2026 | 107 | 117 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 2005/1585Needle insertersIndexing code1,081
- A61M 2005/1581Right-angle needle-type devicesIndexing code764
- A61M 2005/1586Holding accessories for holding infusion needles on the bodyIndexing code380
- A61M 2005/1587Suitable for being connected to an infusion line after insertion into aIndexing code361
- A61M 2005/1583Needle extractorsIndexing code308
- A61M 5/1582Multi-lumen needles176
- A61M 2005/1588Having means for monitoring, controlling or visual inspectionIndexing code161
Recent patents
- Cannula and infusion devices6 Oct 2026US 12,752,052 B2Unomedical A/S
- Continuous subcutaneous insulin infusion catheter22 Sep 2026US 12,741,088 B2Thomas Jefferson University
- Drip infusion container for infusion device22 Sep 2026US 12,741,089 B2
- Medical probes15 Sep 2026US 12,733,995 B2Massachusetts Institute of Technology
- Medical delivery assembly with multi-port needle8 Sep 2026US 12,728,193 B2Bard Peripheral Vascular, Inc.
- Drug infusion device for tumor interventional therapy8 Oct 2026US 2026/0306735 A1Guangzhou Institute of Cancer Research, the Affiliated Cancer Hospital, Guangzhou Medical University
- Methods and systems for insulin delivery and glucose measurement8 Oct 2026US 2026/0306741 A1Pacific Diabetes Technologies, Inc.
- Self-contained spring inserter for drug delivery infusion set8 Oct 2026US 2026/0308990 A1Becton, Dickinson and Company
- Needle insertion mechanism for an injection device with an improved impact resistance1 Oct 2026US 2026/0295151 A1Ypsomed AG
- Device for subcutaneous delivery of fluid medicament1 Oct 2026US 2026/0295153 A1NeuroDerm, Ltd.
Most cited
By later US patents
- Closed loop system for controlling insulin infusion2,417US 6,558,351 B1Medtronic MiniMed, Inc. · 2003
- Modular infusion device and method1,554US 6,749,587 B2Insulet Corporation · 2004
- Injector for a subcutaneous insertion set1,515US 6,093,172 AMiniMed Inc. · 2000
- Insertion device for an insertion set and method of using the same1,511US 6,293,925 B1MiniMed Inc. · 2001
- Closed loop system for controlling insulin infusion1,436US 7,267,665 B2Medtronic MiniMed, Inc. · 2007