A61M 1/16
With membranes
Official title: with membranes
A61M1/16 (With membranes) appears on 4,929 US grants and 5,437 published applications in this corpus.
Search patents in A61M- Granted patents
- 4,929
- Published applications
- 5,437
- Assignees
- 1,137
- Inventors
- 6,169
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 16 | 0 |
| 1978 | 24 | 0 |
| 1979 | 23 | 0 |
| 1980 | 38 | 0 |
| 1981 | 20 | 0 |
| 1982 | 24 | 0 |
| 1983 | 17 | 0 |
| 1984 | 20 | 0 |
| 1985 | 14 | 0 |
| 1986 | 30 | 0 |
| 1987 | 36 | 0 |
| 1988 | 42 | 0 |
| 1989 | 31 | 0 |
| 1990 | 34 | 0 |
| 1991 | 37 | 0 |
| 1992 | 41 | 0 |
| 1993 | 45 | 0 |
| 1994 | 42 | 0 |
| 1995 | 38 | 0 |
| 1996 | 36 | 0 |
| 1997 | 70 | 0 |
| 1998 | 80 | 0 |
| 1999 | 79 | 0 |
| 2000 | 59 | 0 |
| 2001 | 58 | 27 |
| 2002 | 59 | 97 |
| 2003 | 105 | 115 |
| 2004 | 77 | 121 |
| 2005 | 74 | 124 |
| 2006 | 55 | 109 |
| 2007 | 53 | 100 |
| 2008 | 44 | 107 |
| 2009 | 56 | 154 |
| 2010 | 99 | 161 |
| 2011 | 116 | 177 |
| 2012 | 115 | 201 |
| 2013 | 164 | 233 |
| 2014 | 142 | 234 |
| 2015 | 173 | 253 |
| 2016 | 162 | 260 |
| 2017 | 226 | 304 |
| 2018 | 217 | 283 |
| 2019 | 292 | 309 |
| 2020 | 262 | 341 |
| 2021 | 232 | 332 |
| 2022 | 253 | 325 |
| 2023 | 224 | 308 |
| 2024 | 287 | 285 |
| 2025 | 308 | 286 |
| 2026 | 163 | 191 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 1/1654Dialysates therefor1,490
- A61M 1/1601Control or regulation1,410
- A61M 1/1621Constructional aspects thereof1,209
- A61M 1/1698Blood oxygenators with or without heat-exchangers794
- A61M 1/1694With recirculating dialysing liquid697
- A61M 1/26And internal elements which are moving540
- A61M 1/168Sterilisation or cleaning before or after use497
- A61M 1/1678Intracorporal213
All 9 subgroupsShow fewer
Recent patents
- Support member for an integrated blood treatment fluid module6 Oct 2026US 12,752,043 B2B. Braun Avitum AG
- Oxygenator with improved blood mixing6 Oct 2026US 12,752,044 B2CardiacAssist, Inc.
- Medical fluid drain containers and related systems and methods6 Oct 2026US 12,752,045 B2Fresenius Medical Care Holdings, Inc.
- Automated peritoneal dialysis cycler having gravimetric control29 Sep 2026US 12,746,314 B2Vantive Health GmbH
- Method for controlling a blood treatment apparatus, and apparatuses29 Sep 2026US 12,746,315 B2Fresenius Medical Care Deutschland GmbH
- Method and device for monitoring and optimizing a temporal trigger stability by means of a p-wave and/or t-wave8 Oct 2026US 2026/0306004 A1
- Device for producing dialysis liquid8 Oct 2026US 2026/0306725 A1
- System and method for detecting a concentrate container connected to a blood treatment device8 Oct 2026US 2026/0306726 A1Fresenius Medical Care Deutschland GmbH
- Pumping system and method for home healthcare devices8 Oct 2026US 2026/0306727 A1
- Method of making largesurface-area microfluidic devices and microfluidic lung manufactured using said method8 Oct 2026US 2026/0307174 A1The Regents of the University of Michigan
Most cited
By later US patents
- Hemoglobin display and patient treatment792US 8,571,619 B2Masimo Corporation · 2013
- Method and apparatus for kidney dialysis736US 5,247,434 AAlthin Medical, Inc. · 1993
- Computer-control medical care system620US 4,370,983 A1983
- Flow measurement system584US 4,827,430 ABaxter International Inc. · 1989
- Medical fluid pump572US 6,814,547 B2Baxter Healthcare S. A. · 2004