A61M 2005/1406
Minimizing backflow along the delivery catheter track
Official title: {Minimizing backflow along the delivery catheter track}
A61M2005/1406 (Minimizing backflow along the delivery catheter track) appears on 29 US grants and 43 published applications in this corpus.
Search patents in A61M- Granted patents
- 29
- Published applications
- 43
- Assignees
- 28
- Inventors
- 92
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 3 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 4 |
| 2019 | 1 | 3 |
| 2020 | 4 | 3 |
| 2021 | 4 | 7 |
| 2022 | 4 | 6 |
| 2023 | 0 | 2 |
| 2024 | 5 | 1 |
| 2025 | 4 | 5 |
| 2026 | 2 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Extensible drug injection device and operation method therefor5 May 2026US 12,616,789 B2The Catholic University of Korea Industry-Academic Cooperation Foundation
- Backflow prevention mechanism for drug delivery device7 Apr 2026US 12,594,379 B2Amgen Inc.
- Syringe control assembly2 Sep 2025US 12,403,240 B2CareFusion 303, Inc.
- Opening/closing unit drive mechanism for chemical-liquid circuit, and chemical-liquid injector13 May 2025US 12,296,142 B2Circulus Inc.
- Infusion pump with valve compensation4 Feb 2025US 12,214,162 B2Eitan Medical Ltd.
- Syringe control assembly18 Dec 2025US 2025/0381337 A1CareFusion 303, Inc.
- Implantable intraventricular sampling and infusion access device20 Nov 2025US 2025/0352721 A1Biogen MA Inc.
- Opening/closing unit drive mechanism for chemical-liquid circuit, and chemical-liquid injector21 Aug 2025US 2025/0262375 A1Circulus Inc.
- Fluid injector system, method of preventing fluid backflow, and computer program product15 May 2025US 2025/0152813 A1Bayer HealthCare LLC
- Pressure actuated uni-directional flow control device for gravity iv sets27 Feb 2025US 2025/0065042 A1CareFusion 303, Inc.
Most cited
By later US patents
- Stepped catheters with flow restrictors and infusion systems using the same232US 9,539,382 B2Medtronic, Inc. · 2017
- Fitting for medicament infusion systems20US 8,870,238 B2Smiths Medical ASD, Inc. · 2014
- Implantable fluid delivery system11US 10,716,891 B2ISaab Innovations LLC · 2020
- Ambulatory infusion devices and filter assemblies for use with same7US 10,668,209 B2The Alfred E. Mann Found. For Scientific Research · 2020
- Ambulatory infusion devices and filter assemblies for use with same6US 10,675,403 B2The Alfred E. Mann Found. For Scientific Research · 2020