A61M 1/3627
Degassing devices
Official title: {Degassing devices; Buffer reservoirs; Drip chambers; Blood filters}
A61M1/3627 (Degassing devices) appears on 1,462 US grants and 1,346 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,462
- Published applications
- 1,346
- Assignees
- 431
- Inventors
- 2,058
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 12 | 0 |
| 1990 | 19 | 0 |
| 1991 | 14 | 0 |
| 1992 | 18 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 23 | 0 |
| 1996 | 26 | 0 |
| 1997 | 40 | 0 |
| 1998 | 49 | 0 |
| 1999 | 36 | 0 |
| 2000 | 38 | 0 |
| 2001 | 42 | 11 |
| 2002 | 23 | 40 |
| 2003 | 28 | 31 |
| 2004 | 23 | 55 |
| 2005 | 23 | 48 |
| 2006 | 22 | 58 |
| 2007 | 25 | 42 |
| 2008 | 22 | 27 |
| 2009 | 29 | 50 |
| 2010 | 42 | 52 |
| 2011 | 33 | 65 |
| 2012 | 40 | 47 |
| 2013 | 43 | 58 |
| 2014 | 47 | 54 |
| 2015 | 44 | 51 |
| 2016 | 46 | 63 |
| 2017 | 57 | 79 |
| 2018 | 47 | 57 |
| 2019 | 72 | 66 |
| 2020 | 61 | 69 |
| 2021 | 40 | 67 |
| 2022 | 45 | 53 |
| 2023 | 57 | 53 |
| 2024 | 62 | 48 |
| 2025 | 69 | 62 |
| 2026 | 23 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for controlling a blood treatment apparatus, and apparatuses29 Sep 2026US 12,746,315 B2Fresenius Medical Care Deutschland GmbH
- Blood reservoir with blood-handling assembly22 Sep 2026US 12,741,071 B2Sorin Group Italia S.r.l.
- Methods and systems for high-throughput blood component collection22 Sep 2026US 12,741,074 B2Terumo BCT, Inc.
- Method for filling a membrane1 Sep 2026US 12,721,938 B2Fresenius Medical Care Deutschland GmbH
- Membrane separation devices, systems and methods employing same, and data management systems and methods18 Aug 2026US 12,708,702 B2Fenwal, Inc.
- System and method for reducing gaseous microemboli using venous blood bypass with filter17 Sep 2026US 2026/0273152 A1
- Dynamic control of subordinate pumps in a heart-lung-machine17 Sep 2026US 2026/0273158 A1LivaNova Deutschland GmbH
- Devices and methods for removing cancer cells from bloodstream during cancer metastasis20 Aug 2026US 2026/0241089 A1Miracle Heart
- Heart help device, system and method13 Aug 2026US 2026/0233013 A1
- Systems and methods for removing undesirable material within a circulatory system6 Aug 2026US 2026/0224235 A1AngioDynamics, Inc.
Most cited
By later US patents
- Renal nerve stimulation method and apparatus for treatment of patients892US 7,162,303 B2Ardian, Inc. · 2007
- Renal nerve stimulation method and apparatus for treatment of patients609US 7,647,115 B2Ardian, Inc. · 2010
- Pumping cartridge including a bypass valve and method for directing flow in a pumping cartridge543US 6,416,293 B1DEKA Products Limited Partnership · 2002
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Autologous blood recovery membrane system and method473US 5,055,198 A1991