A61B 5/029
Measuring blood output from the heart
Official title: Measuring blood output from the heart, e.g. minute volume
A61B5/029 (Measuring blood output from the heart) appears on 1,075 US grants and 1,432 published applications in this corpus.
Search patents in A61B- Granted patents
- 1,075
- Published applications
- 1,432
- Assignees
- 510
- Inventors
- 2,004
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 12 | 0 |
| 1998 | 13 | 0 |
| 1999 | 13 | 0 |
| 2000 | 15 | 0 |
| 2001 | 33 | 7 |
| 2002 | 18 | 31 |
| 2003 | 22 | 29 |
| 2004 | 16 | 28 |
| 2005 | 11 | 29 |
| 2006 | 18 | 24 |
| 2007 | 21 | 36 |
| 2008 | 9 | 52 |
| 2009 | 22 | 41 |
| 2010 | 27 | 61 |
| 2011 | 25 | 42 |
| 2012 | 42 | 52 |
| 2013 | 52 | 66 |
| 2014 | 56 | 99 |
| 2015 | 41 | 88 |
| 2016 | 56 | 85 |
| 2017 | 44 | 82 |
| 2018 | 34 | 76 |
| 2019 | 74 | 79 |
| 2020 | 52 | 76 |
| 2021 | 55 | 68 |
| 2022 | 66 | 70 |
| 2023 | 43 | 76 |
| 2024 | 48 | 45 |
| 2025 | 54 | 48 |
| 2026 | 26 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Intravascular pressure and flow data diagnostic systems, devices, and methods6 Oct 2026US 12,751,638 B2St. Jude Medical Coordination Center Bvba
- Method and apparatus having photoacoustic patch with sphygmometer for automated blood pressure monitoring22 Sep 2026US 12,740,714 B2The Johns Hopkins University
- System and methods for real time noninvasive estimation of cardiovascular parameters using machine learning15 Sep 2026US 12,733,820 B2Ecole Polytechnique Federale De Lausanne (Epfl)
- System and methods for monitoring and display of a hemodynamic status of a patient18 Aug 2026US 12,708,328 B2Masimo Corporation
- Medical device for evaluating a pulsatile signal4 Aug 2026US 12,697,034 B2Drägerwerk AG & Co. KGaA
- Systems And Methods For Measuring Cardiac Output24 Sep 2026US 2026/0283490 A1Becton, Dickinson and Company
- Method and system for using distributed electromagnetic (em) tissue(s) monitoring24 Sep 2026US 2026/0283493 A1Sensible Medical Innovations Ltd.
- Therapy scoring for hemodynamic conditions24 Sep 2026US 2026/0283546 A1Becton, Dickinson and Company
- An interactive user interface, and methods and systems for providing the interactive user interface27 Aug 2026US 2026/0248465 A1Human CHIMP Pty Ltd
- System for monitoring at least one parameter representative of a decompensation of a cardiac failure by means of a subcutaneous implant20 Aug 2026US 2026/0240434 A1Cardiametrics
Most cited
By later US patents
- Signal processing apparatus1,538US 6,081,735 AMasimo Corporation · 2000
- System for determining the location and orientation of an invasive medical instrument1,444US 6,690,963 B2Biosense, Inc. · 2004
- Signal processing apparatus1,373US 5,632,272 AMasimo Corporation · 1997
- Signal processing apparatus1,365US 6,157,850 AMasimo Corporation · 2000
- Implantable sensor and system for measurement and control of blood constituent levels1,225US 6,122,536 AAnimas Corporation · 2000