A61M 1/341
By measuring the filtrate rate or volume
Official title: {by measuring the filtrate rate or volume}
A61M1/341 (By measuring the filtrate rate or volume) appears on 358 US grants and 351 published applications in this corpus.
Search patents in A61M- Granted patents
- 358
- Published applications
- 351
- Assignees
- 106
- Inventors
- 474
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 7 |
| 2003 | 11 | 5 |
| 2004 | 6 | 17 |
| 2005 | 8 | 18 |
| 2006 | 4 | 6 |
| 2007 | 12 | 5 |
| 2008 | 6 | 12 |
| 2009 | 5 | 14 |
| 2010 | 7 | 17 |
| 2011 | 11 | 24 |
| 2012 | 12 | 18 |
| 2013 | 20 | 25 |
| 2014 | 13 | 17 |
| 2015 | 25 | 21 |
| 2016 | 18 | 19 |
| 2017 | 15 | 23 |
| 2018 | 11 | 13 |
| 2019 | 26 | 17 |
| 2020 | 16 | 14 |
| 2021 | 15 | 11 |
| 2022 | 9 | 11 |
| 2023 | 13 | 18 |
| 2024 | 12 | 10 |
| 2025 | 19 | 6 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for extracorporeal treatment of blood including calculation of pre-blood pump infusion flow rate9 Jun 2026US 12,649,021 B2Gambro Lundia AB
- Ultrafiltration control in extracorporeal blood processing2 Jun 2026US 12,642,897 B2Gambro Lundia AB
- Method and devices for determining a time point for measuring pressure measurements10 Mar 2026US 12,569,604 B2Fresenius Medical Care Deutschland GmbH
- Guided blood filtration therapy, systems, and methods24 Feb 2026US 12,558,470 B2CorRen Medical, Inc.
- Modified hemofiltration method for clearing peripheral α-synuclein aggregates in patient with neurodegenerative disease17 Feb 2026US 12,555,686 B2Jiangxi Leyun Health Technology Co., Ltd
- Systems, Methods, and Devices for Removing Circulating Tumor Cells from Blood14 May 2026US 2026/0131063 A1Onco Filtration, Inc.
- Blood treatment systems and methods26 Feb 2026US 2026/0053991 A9DEKA Products Limited Partnership
- Blood treatment systems and methods2 Oct 2025US 2025/0303035 A2DEKA Products Limited Partnership
- Blood treatment systems and methods3 Jul 2025US 2025/0213761 A1DEKA Products Limited Partnership
- Apparatus for extracorporeal treatment of blood12 Jun 2025US 2025/0186662 A1Gambro Lundia AB
Most cited
By later US patents
- Method and apparatus for kidney dialysis736US 5,247,434 AAlthin Medical, Inc. · 1993
- Apparatus for performing a self-test of kidney dialysis membrane466US 5,486,286 AAlthin Medical, Inc. · 1996
- Apparatus for kidney dialysis434US 5,744,027 AAlthin Medical, Inc. · 1998
- Method and apparatus for blood withdrawal and infusion using a pressure controller419US 6,585,675 B1CHF Solutions, Inc. · 2003
- Apparatus for extracorporeal treatment of blood338US 3,946,731 A1976