Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11547360 | Acute heart failure monitoring and treatment | Yong K. Cho, Tom D. Bennett, Douglas A. Hettrick, Charles P. Sperling, Paul A. Sobotka +2 more | 2023-01-10 |
| 11471612 | Induction heating circuit for medical sharps removal device | Amit Limaye, David R. Schiff, Nick McGill, Marian Morys, Glenn Smollinger | 2022-10-18 |
| 11298547 | Fluid status detection from a cardiac electrical signal and impedance signal | Zhendong Song, Brian B. Lee | 2022-04-12 |
| 11116456 | Sensing for heart failure management | Douglas A. Hettrick, John E. Burnes, Tommy D. Bennett, Shantanu Sarkar, Eduardo N. Warman | 2021-09-14 |
| 10537266 | Multi-frequency impedance monitoring system | Douglas A. Hettrick, Shantanu Sarkar | 2020-01-21 |
| 10182729 | Systems and methods for monitoring hemodynamic status | David A. Anderson, Tom D. Bennett, James K. Carney, Can Cinbis, Yong K. Cho +5 more | 2019-01-22 |
| 9707399 | Cardiac resynchronization therapy optimization based on intracardiac impedance and heart sounds | Yong K. Cho, Douglas A. Hettrick, Xusheng Zhang | 2017-07-18 |
| 9682240 | Cardiac therapy based upon impedance signals | Douglas A. Hettrick, Eduardo N. Warman, Shantanu Sarkar | 2017-06-20 |
| 9642558 | Multi-frequency impedance monitoring system | Douglas A. Hettrick, Shantanu Sarkar | 2017-05-09 |
| 9597511 | Method to assess hemodynamic performance during cardiac resynchronization therapy optimization using admittance waveforms and derivatives | Yong K. Cho, Douglas A. Hettrick | 2017-03-21 |
| 9415231 | Cardiac therapy based upon impedance signals | Douglas A. Hettrick, Eduardo N. Warman, Shantanu Sarkar | 2016-08-16 |
| 9387330 | Cardiac resynchronization therapy optimization based on intracardiac impedance and heart sounds | Yong K. Cho, Douglas A. Hettrick, Xusheng Zhang | 2016-07-12 |
| 9199086 | Cardiac resynchronization therapy optimization based on intracardiac impedance | Yong K. Cho, Douglas A. Hettrick, Xusheng Zhang | 2015-12-01 |
| 8938292 | Estimating cardiovascular pressure and volume using impedance measurements | Douglas A. Hettrick, Yong K. Cho, Mattias Rouw, Shantanu Sarkar | 2015-01-20 |
| 8868185 | Use of thoracic and extra-thoracic impedance for diagnostic monitoring | Douglas A. Hettrick, Yong K. Cho, Eduardo N. Warman, Paul A. Sobotka | 2014-10-21 |
| 8831721 | Pressure and impedance based discrimination of hemodynamic stability | Douglas A. Hettrick, Kevin P. Vincent, Shantanu Sarkar, Yong K. Cho | 2014-09-09 |
| 8744565 | Multi-frequency impedance monitoring system | Douglas A. Hettrick, Shantanu Sarkar | 2014-06-03 |
| 8639328 | Cardiac therapy based upon impedance signals | Douglas A. Hettrick, Eduardo N. Warman, Shantanu Sarkar | 2014-01-28 |
| 8579824 | Method and apparatus to monitor change in inspiratory effort using intrathoracic blood pressure waveform morphology | Yong K. Cho, Mark K. Erickson | 2013-11-12 |
| 8478400 | Pressure and impedance based discrimination of hemodynamic stability | Douglas A. Hettrick, Kevin P. Vincent, Shantanu Sarkar, Yong K. Cho | 2013-07-02 |
| 8435186 | Quantifying autonomic tone with thoracic impedance | Douglas A. Hettrick, Donald J. Hefner, Shantanu Sarkar | 2013-05-07 |
| 8418652 | Animal litter and associated methods | Elliott A. Mallard, Jack Hollrah | 2013-04-16 |
| 8241222 | Monitoring hemodynamic status based on intracardiac or vascular impedance | Douglas A. Hettrick, Mattias Rouw | 2012-08-14 |
| 7972273 | System and method of determining cardiac pressure | Douglas A. Hettrick | 2011-07-05 |
| 7927282 | System and method of determining cardiac pressure | Douglas A. Hettrick | 2011-04-19 |