A61B 5/022
By applying pressure to close blood vessels
Official title: by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
A61B5/022 (By applying pressure to close blood vessels) appears on 2,681 US grants and 3,287 published applications in this corpus.
Search patents in A61B- Granted patents
- 2,681
- Published applications
- 3,287
- Assignees
- 1,033
- Inventors
- 4,680
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 16 | 0 |
| 1978 | 22 | 0 |
| 1979 | 20 | 0 |
| 1980 | 20 | 0 |
| 1981 | 25 | 0 |
| 1982 | 18 | 0 |
| 1983 | 14 | 0 |
| 1984 | 18 | 0 |
| 1985 | 16 | 0 |
| 1986 | 14 | 0 |
| 1987 | 27 | 0 |
| 1988 | 33 | 0 |
| 1989 | 35 | 0 |
| 1990 | 44 | 0 |
| 1991 | 35 | 0 |
| 1992 | 34 | 0 |
| 1993 | 43 | 0 |
| 1994 | 27 | 0 |
| 1995 | 26 | 0 |
| 1996 | 34 | 0 |
| 1997 | 41 | 0 |
| 1998 | 54 | 0 |
| 1999 | 30 | 0 |
| 2000 | 38 | 0 |
| 2001 | 48 | 21 |
| 2002 | 59 | 65 |
| 2003 | 61 | 70 |
| 2004 | 51 | 82 |
| 2005 | 28 | 60 |
| 2006 | 42 | 90 |
| 2007 | 40 | 85 |
| 2008 | 40 | 93 |
| 2009 | 31 | 95 |
| 2010 | 37 | 141 |
| 2011 | 31 | 158 |
| 2012 | 51 | 106 |
| 2013 | 64 | 96 |
| 2014 | 117 | 126 |
| 2015 | 88 | 133 |
| 2016 | 66 | 113 |
| 2017 | 80 | 148 |
| 2018 | 78 | 185 |
| 2019 | 115 | 259 |
| 2020 | 108 | 247 |
| 2021 | 130 | 209 |
| 2022 | 165 | 166 |
| 2023 | 136 | 154 |
| 2024 | 140 | 153 |
| 2025 | 103 | 133 |
| 2026 | 80 | 99 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61B 5/02233Occluders specially adapted therefor854
- A61B 5/02225Using the oscillometric method647
- A61B 5/0225The pressure being controlled by electric signals579
- A61B 5/02208Using the korotkoff method244
- A61B 5/0235Valves specially adapted therefor239
- A61B 5/023The pressure transducers comprising a liquid column26
- A61B 5/02216Ophthalmodynamometers20
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Most cited
By later US patents
- Physiological monitor and associated computation, display and communication unit1,769US 6,790,178 B1Healthetech, Inc. · 2004
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- Integrated calorie management system1,330US 6,478,736 B1Healthetech, Inc. · 2002
- Apparatus and method for noninvasive blood pressure measurement1,297US 5,533,511 AVital Insite, Inc. · 1996
- Arterial sensor1,286US 5,494,043 AVital Insite, Inc. · 1996