A61M 1/1649
With pulsatile dialysis fluid flow
Official title: {with pulsatile dialysis fluid flow}
A61M1/1649 (With pulsatile dialysis fluid flow) appears on 80 US grants and 52 published applications in this corpus.
Search patents in A61M- Granted patents
- 80
- Published applications
- 52
- Assignees
- 27
- Inventors
- 78
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 12 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 3 | 5 |
| 2013 | 2 | 3 |
| 2014 | 2 | 7 |
| 2015 | 6 | 4 |
| 2016 | 4 | 0 |
| 2017 | 4 | 5 |
| 2018 | 4 | 4 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 4 | 4 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dialysis apparatus which ultra-filters blood and a related method3 Feb 2026US 12,539,357 B2
- Hemodialysis system including a disposable set and a dialysis instrument20 Jan 2026US 12,527,898 B2Baxter Healthcare S. A.
- Apparatus for an extracorporeal blood treatment16 Dec 2025US 12,496,382 B2Fresenius Medical Care Deutschland GmbH
- Combination wearable and stationary dialysis system with ultrafiltrate module28 May 2024US 11,992,590 B2
- Hemodialysis system including a disposable set and a dialysis instrument7 May 2024US 11,975,129 B2Baxter Healthcare S. A.
- A dialysis apparatus which ultra-filters blood and a related method28 Aug 2025US 2025/0269101 A1Ipswich Medical Research Limited
- Combination wearable and stationary dialysis system with ultrafiltrate module13 Mar 2025US 2025/0082830 A1
- Hemodialysis system including a disposable set and a dialysis instrument29 Aug 2024US 2024/0285836 A1Baxter Healthcare S. A.
- Valve device, effluent bag and methods14 Dec 2023US 2023/0398275 A1
- Hemodialysis system including a dispoable set and a dialysis instrument21 Jul 2022US 2022/0226551 A1Baxter Healthcare S. A.
Most cited
By later US patents
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999
- Method of rinsing back blood to hemodialysis patient243US 5,690,831 AAksys, Ltd. · 1997
- Tube occluder for occluding collapsible tubes240US 7,559,524 B2DEKA Products Limited Partnership · 2009
- Hemofiltration and plasmafiltration devices and methods214US 5,536,412 AHemocleanse, Inc. · 1996