A61M 1/1692
Detection of blood traces in dialysate
Official title: {Detection of blood traces in dialysate}
A61M1/1692 (Detection of blood traces in dialysate) appears on 171 US grants and 139 published applications in this corpus.
Search patents in A61M- Granted patents
- 171
- Published applications
- 139
- Assignees
- 55
- Inventors
- 241
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 13 | 0 |
| 1998 | 11 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 6 |
| 2004 | 2 | 5 |
| 2005 | 3 | 4 |
| 2006 | 0 | 1 |
| 2007 | 5 | 7 |
| 2008 | 4 | 2 |
| 2009 | 1 | 6 |
| 2010 | 2 | 4 |
| 2011 | 6 | 5 |
| 2012 | 4 | 7 |
| 2013 | 7 | 10 |
| 2014 | 6 | 4 |
| 2015 | 1 | 2 |
| 2016 | 7 | 3 |
| 2017 | 4 | 11 |
| 2018 | 1 | 5 |
| 2019 | 5 | 7 |
| 2020 | 11 | 12 |
| 2021 | 7 | 4 |
| 2022 | 3 | 4 |
| 2023 | 5 | 8 |
| 2024 | 9 | 9 |
| 2025 | 10 | 7 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wearable hemofiltration artificial kidney27 Jan 2026US 12,533,448 B2Volutrol Inc.
- Hemodialysis system reservoir level sensor13 Jan 2026US 12,521,473 B2Diality Inc.
- Extracorporeal blood filtering machine and methods30 Dec 2025US 12,508,351 B2Nuwellis, Inc.
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney23 Dec 2025US 12,502,466 B2Cath Dry Global Corp.
- Extracorporeal blood filtering machine and methods16 Sep 2025US 12,415,021 B2Nuwellis, Inc.
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney16 Jul 2026US 2026/0199572 A1Cath Dry Global Corp.
- Wearable hemofiltration artificial kidney7 May 2026US 2026/0124350 A1Volutrol Inc.
- Optical determination of white blood cell concentration in fluids2 Apr 2026US 2026/0092855 A1
- Blood treatment systems and methods26 Feb 2026US 2026/0053991 A9DEKA Products Limited Partnership
- Blood treatment device6 Nov 2025US 2025/0339592 A1Fresenius Medical Care AG
Most cited
By later US patents
- Method and apparatus for kidney dialysis736US 5,247,434 AAlthin Medical, Inc. · 1993
- Computer-control medical care system620US 4,370,983 A1983
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- 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