A61M 1/36
Suction or pumping devices for medical purposes: other treatment of blood in
Official title: Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation {; Extra-corporeal blood circuits}
A61M1/36 (Suction or pumping devices for medical purposes: other treatment of blood in) appears on 8,305 US grants and 8,987 published applications in this corpus.
Search patents in A61M- Granted patents
- 8,305
- Published applications
- 8,987
- Assignees
- 2,268
- Inventors
- 10,828
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 32 | 0 |
| 1977 | 31 | 0 |
| 1978 | 29 | 0 |
| 1979 | 20 | 0 |
| 1980 | 44 | 0 |
| 1981 | 42 | 0 |
| 1982 | 31 | 0 |
| 1983 | 38 | 0 |
| 1984 | 53 | 0 |
| 1985 | 33 | 0 |
| 1986 | 39 | 0 |
| 1987 | 87 | 0 |
| 1988 | 64 | 0 |
| 1989 | 80 | 0 |
| 1990 | 75 | 0 |
| 1991 | 62 | 0 |
| 1992 | 65 | 0 |
| 1993 | 72 | 0 |
| 1994 | 94 | 0 |
| 1995 | 108 | 0 |
| 1996 | 102 | 0 |
| 1997 | 137 | 0 |
| 1998 | 176 | 0 |
| 1999 | 158 | 0 |
| 2000 | 142 | 0 |
| 2001 | 160 | 74 |
| 2002 | 141 | 242 |
| 2003 | 191 | 246 |
| 2004 | 182 | 291 |
| 2005 | 133 | 265 |
| 2006 | 128 | 236 |
| 2007 | 121 | 213 |
| 2008 | 110 | 239 |
| 2009 | 125 | 294 |
| 2010 | 201 | 314 |
| 2011 | 183 | 335 |
| 2012 | 237 | 323 |
| 2013 | 260 | 406 |
| 2014 | 272 | 421 |
| 2015 | 280 | 414 |
| 2016 | 297 | 395 |
| 2017 | 353 | 430 |
| 2018 | 316 | 420 |
| 2019 | 417 | 513 |
| 2020 | 374 | 521 |
| 2021 | 345 | 475 |
| 2022 | 347 | 453 |
| 2023 | 335 | 424 |
| 2024 | 387 | 383 |
| 2025 | 371 | 392 |
| 2026 | 225 | 268 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 1/3621Extra-corporeal blood circuits5,896
- A61M 1/3693Using separation based on different densities of components1,264
- A61M 1/3607Regulation parameters728
- A61M 1/3679By absorption655
- A61M 1/3672Means preventing coagulation508
- A61M 1/3681By irradiation383
- A61M 1/38Removing constituents from donor blood and storing or returning remainder to body371
- A61M 1/3687Chemical treatment344
All 18 subgroupsShow fewer
- A61M 1/3613Reperfusion331
- A61M 1/369Temperature treatment317
- A61M 1/3601Extra-corporeal circuits in which the blood fluid passes more than once through301
- A61M 1/3692Washing or rinsing blood or blood constituents265
- A61M 1/3616Batch-type treatment163
- A61M 1/362Changing physical properties of target cells by binding them to added particles124
- A61M 1/3618Magnetic separation114
- A61M 1/3678Separation of cells using wave pressure87
- A61M 1/3606Arrangements for blood-volume reduction of extra-corporeal circuits79
- A61M 1/3615Cleaning blood contaminated by local chemotherapy of a body part temporarily isolated77
Recent patents
- Precision-controlled conduit restriction device6 Oct 2026US 12,752,097 B2Renal Devices Inc.
- Method for controlling a blood treatment apparatus, and apparatuses29 Sep 2026US 12,746,315 B2Fresenius Medical Care Deutschland GmbH
- Systems, assemblies, and methods of trauma management29 Sep 2026US 12,746,316 B2Lazarus Technologies LLC
- Systems and methods for returning treated mononuclear cells to a blood source29 Sep 2026US 12,746,317 B2Fenwal, Inc.
- Blood perfusion device to reduce secondary infection in hospital29 Sep 2026US 12,746,318 B2Seoul National University R&Db Foundation
- 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
- Extracorporeal life support system with air purge control8 Oct 2026US 2026/0306728 A1LivaNova Deutschland GmbH
- Removal of exosomes, ectosomes, mirnas, circulating nucleic acids, and viral particles with transplantation8 Oct 2026US 2026/0308567 A1Aethlon Medical, Inc.
- Plasma detoxification methods and systems1 Oct 2026US 2026/0295135 A1Marker Holdings AG
- Detector for detecting inclusions in fluid, medical treatment device comprising the same, and method for detecting inclusions in fluid1 Oct 2026US 2026/0295136 A1
Most cited
By later US patents
- Endovascular aortic valve replacement1,735US 5,370,685 AStanford Surgical Technologies, Inc. · 1994
- Endovascular aortic valve replacement1,284US 5,545,214 AHeartport, Inc. · 1996
- Method and apparatus for in vivo heart valve decalcification1,130US 5,295,958 AShturman Cardiology Systems, Inc. · 1994
- System for cardiac procedures1,074US 5,769,812 AHeartport, Inc. · 1998
- Method for enriching a bodily fluid with a gas1,051US 6,974,435 B2TherOx, Inc. · 2005