Inventor

CARLSON GERRARD M

US105 patents

⚠️ This page may combine multiple inventors who share the name “CARLSON GERRARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CARLSON GERRARD M

CARDIAC PACEMAKERS INC

Accelerometer-based heart sound detection for autocapture

Heart rate variability as an indicator of exercise capacity

Extraction of hemodynamic pulse pressure from fluid and myocardial accelerations

Heart rate variability as an indicator of exercise capacity

Heart rate variability as an indicator of exercise capacity

Acceleration sensed safe upper rate envelope for calculating the hemodynamic upper rate limit for a rate adaptive cardiac rhythm management device

Maximum pacing rate limiter implemented using the evoked response—T-wave interval

Heart sound tracking system and method

Method and apparatus for controlling anti-tachyarrhythmia pacing using hemodynamic sensor

Method and apparatus for third heart sound detection

Systems and methods for multi-axis cardiac vibration measurements

Method and apparatus for optimization of cardiac resynchronization therapy using heart sounds

Phonocardiographic image-based atrioventricular delay optimization

Third heart sound activity index for heart failure monitoring

Statistical method for assessing autonomic balance

Cardiac rhythm management device with triggered diagnostic mode

Cardiac rhythm management system using time-domain heart rate variability indicia

Single pass lead system

Single pass lead system

Extraction of hemodynamic pulse pressure from fluid and myocardial accelerations

Discrimination of atrial and ventricular signals from a single cardiac lead

Cardiac pre-ejection period detection

Data logging system for implantable cardiac device

Monitoring of chronobiological rhythms for disease and drug management using one or more implantable device

Method and apparatus for monitoring heart failure patients with cardiopulmonary comorbidities

Expert system for patient medical information analysis

Cardiac rhythm management system selecting A-V delay based on interval between atrial depolarization and mitral valve closure

Method for ischemia detection by implantable cardiac device

Method and apparatus for detecting acoustic oscillations in cardiac rhythm

Cardiac rhythm management system and method using time between mitral valve closure and aortic ejection

Atrial interval based heart rate variability diagnostic for cardiac rhythm management system

Discrimination of atrial and ventricular signals from a single cardiac lead

Sensing rate of change of pressure in the left ventricle with an implanted device

Method and apparatus for monitoring of diastolic hemodynamics

Sensing rate of change of pressure in the left ventricle with an implanted device

Managing preload reserve by tracking the ventricular operating point with heart sounds

LV ectopic density trending

Atrial and ventricular cardiac lead having a mechanical bias

Monitoring of chronobiological rhythms for disease and drug management using one or more implantable device

Hemodynamic stability assessment based on heart sounds

System and method for monitoring autonomic balance and physical activity

Method and apparatus for phonocardiographic image acquisition and presentation

Classifying tachyarrhythmia using time interval between ventricular depolarization and mitral valve closure

STAHMANN JEFFREY E

Adaptive sampling of heart sounds

SACHANANDANI HARESH G

Inter-relation between within-patient decompensation detection algorithm and between-patient stratifier to manage HF patients in a more efficient manner

CAZARES SHELLEY

Between-patient comparisons for risk stratification of future heart failure decompensation

PATANGAY ABHILASH

Heart sound tracking system and method

CARLSON GERRARD M

Sensing rate of change of pressure in the left ventricle with an implanted device

SIEJKO KRZYSZTOF Z

Third heart sound activity index for heart failure monitoring

DYJACH JOHN A

Method for exclusion of ectopic events from heart rate variability metrics