A61M 5/1684
By detecting the amount of infusate remaining
Official title: {by detecting the amount of infusate remaining, e.g. signalling end of infusion}
A61M5/1684 (By detecting the amount of infusate remaining) appears on 445 US grants and 546 published applications in this corpus.
Search patents in A61M- Granted patents
- 445
- Published applications
- 546
- Assignees
- 197
- Inventors
- 893
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 3 |
| 2003 | 4 | 3 |
| 2004 | 5 | 9 |
| 2005 | 2 | 7 |
| 2006 | 4 | 10 |
| 2007 | 2 | 7 |
| 2008 | 4 | 11 |
| 2009 | 10 | 15 |
| 2010 | 1 | 13 |
| 2011 | 11 | 28 |
| 2012 | 19 | 20 |
| 2013 | 9 | 15 |
| 2014 | 20 | 33 |
| 2015 | 9 | 25 |
| 2016 | 17 | 15 |
| 2017 | 27 | 35 |
| 2018 | 23 | 33 |
| 2019 | 38 | 38 |
| 2020 | 27 | 32 |
| 2021 | 20 | 30 |
| 2022 | 37 | 53 |
| 2023 | 35 | 40 |
| 2024 | 29 | 27 |
| 2025 | 28 | 30 |
| 2026 | 13 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method to deliver remaining liquid in an enteral or other infusion device15 Sep 2026US 12,734,295 B2Zevex, Inc.
- Medical fluid injection device with fill indicator11 Aug 2026US 12,702,754 B2Enable Injections, Inc.
- Modulation of vascular adaptation within a tumor to increase therapy uptake within the tumor14 Jul 2026US 12,678,562 B1TriSalus Life Sciences, Inc.
- Automated filling device for wearable infusion pump with air removal and detection capabilities30 Jun 2026US 12,667,663 B2Becton, Dickinson and Company
- Liquid detection sensor16 Jun 2026US 12,656,151 B2Insulet Corporation
- Device and system for monitoring and correction of infusion fluid volume and flow rate27 Aug 2026US 2026/0249001 A1CareFusion 303, Inc.
- Drug delivery device with indicator13 Aug 2026US 2026/0232914 A1Insulet Corporation
- Drug injection detection unit, drug injection device comprising same, and method for operating drug injection device30 Jul 2026US 2026/0216421 A1Caremedi Co., Ltd.
- Medical fluid delivery using syringe30 Jul 2026US 2026/0216426 A1Kpr U. S. LLC
- Manual bolus volume estimation23 Jul 2026US 2026/0207843 A1ICU Medical, Inc.
Most cited
By later US patents
- Methods, apparatuses, and uses for infusion pump fluid pressure and force detection851US 6,659,980 B22003
- Methods, apparatuses, and uses for infusion pump fluid pressure and force detection793US 6,485,465 B2Medtronic MiniMed, Inc. · 2002
- Alignment systems and methods551US 8,308,679 B2Medtronic MiniMed, Inc. · 2012
- Capacitance-based dose measurements in syringes416US 6,110,148 AHealth Hero Network, Inc. · 2000
- Apparatus for determining and recording injection doses in syringes using electrical inductance400US 5,782,814 ARaya Systems, Inc. · 1998