A61M 5/142
Pressure infusion
Official title: Pressure infusion, e.g. using pumps
A61M5/142 (Pressure infusion) appears on 11,269 US grants and 14,557 published applications in this corpus.
Search patents in A61M- Granted patents
- 11,269
- Published applications
- 14,557
- Assignees
- 2,505
- Inventors
- 14,744
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 12 | 0 |
| 1978 | 12 | 0 |
| 1979 | 19 | 0 |
| 1980 | 24 | 0 |
| 1981 | 34 | 0 |
| 1982 | 29 | 0 |
| 1983 | 27 | 0 |
| 1984 | 42 | 0 |
| 1985 | 48 | 0 |
| 1986 | 47 | 0 |
| 1987 | 55 | 0 |
| 1988 | 46 | 0 |
| 1989 | 60 | 0 |
| 1990 | 63 | 0 |
| 1991 | 59 | 0 |
| 1992 | 72 | 0 |
| 1993 | 87 | 0 |
| 1994 | 87 | 0 |
| 1995 | 64 | 0 |
| 1996 | 98 | 0 |
| 1997 | 79 | 0 |
| 1998 | 137 | 0 |
| 1999 | 133 | 0 |
| 2000 | 108 | 0 |
| 2001 | 102 | 44 |
| 2002 | 118 | 181 |
| 2003 | 162 | 245 |
| 2004 | 124 | 316 |
| 2005 | 108 | 352 |
| 2006 | 129 | 343 |
| 2007 | 119 | 419 |
| 2008 | 120 | 490 |
| 2009 | 162 | 528 |
| 2010 | 286 | 607 |
| 2011 | 336 | 567 |
| 2012 | 449 | 635 |
| 2013 | 520 | 530 |
| 2014 | 512 | 676 |
| 2015 | 460 | 625 |
| 2016 | 492 | 617 |
| 2017 | 530 | 704 |
| 2018 | 512 | 617 |
| 2019 | 622 | 790 |
| 2020 | 615 | 826 |
| 2021 | 566 | 831 |
| 2022 | 616 | 867 |
| 2023 | 610 | 801 |
| 2024 | 619 | 827 |
| 2025 | 567 | 639 |
| 2026 | 359 | 480 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 5/14244Adapted to be carried by the patient5,718
- A61M 5/145Using pressurised reservoirs4,638
- A61M 5/14212Pumping with an aspiration and an expulsion action2,520
- A61M 2005/14208With a programmable infusion control system, characterised by the infusion programIndexing code1,371
- A61M 2005/14288Infusion or injection simulationIndexing code236
- A61M 2005/14204With gas-producing electrochemical cellIndexing code195
Recent patents
- System, method, and computer readable medium for a basal rate profile adaptation algorithm for closed-loop artificial pancreas systems6 Oct 2026US 12,751,648 B2University of Virginia Patent Foundation
- Apparatus, system and method for fluid delivery6 Oct 2026US 12,751,899 B2DEKA Products Limited Partnership
- Infusion pump6 Oct 2026US 12,752,050 B2Insulet Corporation
- Cranial drug delivery system6 Oct 2026US 12,752,051 B1CraniUS LLC
- Cannula and infusion devices6 Oct 2026US 12,752,052 B2Unomedical A/S
- Multi-scale display of blood glucose information8 Oct 2026US 2026/0305988 A1Bigfoot Biomedical, Inc.
- A medicament tube arrangement8 Oct 2026US 2026/0306736 A1Shl Medical AG
- Medicament delivery system and method therefor8 Oct 2026US 2026/0306737 A1Shl Medical AG
- Method and apparatuses for deploying a deployable element of a wearable medical device8 Oct 2026US 2026/0306738 A1Insulet Corporation
- Adjustable preload for spring-loaded pumping elements in an infusion pump8 Oct 2026US 2026/0306739 A1CareFusion 303, Inc.
Most cited
By later US patents
- External infusion device with remote programming, bolus estimator and/or vibration alarm capabilities2,813US 7,025,743 B2Medtronic MiniMed, Inc. · 2006
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,420US 6,641,533 B2Medtronic MiniMed, Inc. · 2003
- Closed loop system for controlling insulin infusion2,417US 6,558,351 B1Medtronic MiniMed, Inc. · 2003
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,273US 6,558,320 B1Medtronic MiniMed, Inc. · 2003
- Analyte-controlled liquid delivery device and analyte monitor2,000US 5,800,420 AElan Medical Technologies Limited · 1998