Clinical trials: Mechanical Dyssynchrony
Mechanical Ventilation, Patient-Ventilator Asynchrony
Patient-Ventilator Asynchrony: Occurence and Clinical Impact in Usual Care
The goal of this observational study is to unravel the occurence, impact and relations of Patient-Ventilator Aynchrony (PVA) in mechanically ventilated patients.
- Trial name
- PVA-detection (NCT07624786)
- Testing
- PVA classification software
- Where
- 3 sites in Netherlands
- Volunteers
- 110 people
- Sponsor
- Erasmus Medical Center
Acute Lung Injury, Acute Respiratory Distress Syndrome
Airway Pressure Release Ventilation in Acute Lung Injury
The purpose of this study is to compare airway pressure release ventilation (APRV) to conventional mechanical ventilation (MV) in patients with acute lung injury (ALI) to determine if APRV can reduce agitation, delirium, and…
- Conditions
- Acute Lung Injury, Acute Respiratory Distress Syndrome, Mechanical Ventilation
- Trial name
- NCT00750204
- Testing
- APRV, Conventional MV
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Johns Hopkins University
Reverse Triggering, Patient Ventilator Dyssynchrony
Intrinsic Respiratory Rate Assessment During Mechanical Ventilation to Accelerate Spontaneous Breathing and Extubation
The goal of this study is to identify patients with reverse triggering who's the potential to breath spontaneously is hidden because of the ventilator management strategy by performing a simple 30sec-test with includes reducing…
- Trial name
- INTRINSIC (NCT06445049)
- Testing
- brief test
- Volunteers
- 70 people
- Sponsor
- Unity Health Toronto
Coronary Artery Disease
Phase Analysis and Obstructive CAD on Rubidium PET
Rubidium myocardial perfusion PET is an imaging test used to diagnose patients with abnormal blood flow to the heart secondary to narrowing of the heart vessels.
- Trial name
- NCT01840696
- Testing
- Regadenoson
- Where
- United States
- Sponsor
- Emory University
Bradyarrhythmia
Mechanical and Electrical Dyssynchrony During His-Bundle Pacing Versus His-Bundle Area Right Ventricular Pacing
The aim of this study is to evaluate mechanical and electrical cardiac dyssynchrony in patients with pacemakers and the right ventricular electrode implanted in His Bundle area.
- Trial name
- NCT04697797
- Testing
- Device Programming
- Where
- Poland
- Volunteers
- 100 people
- Sponsor
- Medical University of Lodz
Heart Failure, Ischemic Cardiomyopathy
Viability and Cardiac Resynchronization Therapy
30% of heart failure patients that receive a device for cardiac resynchronization therapy fail to show clinical improvement. The reason for lack of response is still unclear but factors such as scar tissue in the heart…
- Trial name
- NCT00955539
- Testing
- AV-optimization followed by AV- and VV-optimization, AV- and VV-optimization followed by AV-optimization only.
- Where
- 2 sites in Denmark, Sweden
- Volunteers
- 100 people
- Sponsor
- University Hospital, Gentofte, Copenhagen
Heart Failure
RethinQ Study - Evaluating Pacing in Heart Failure Patients
Patients with heart failure have a pumping action of the ventricles in which one ventricle contracts before the other ventricle.
- Trial name
- RethinQ (NCT00132977)
- Testing
- Cardiac Resynchronization Therapy
- Where
- 34 sites in United States
- Volunteers
- 250 people
- Sponsor
- Abbott Medical Devices
Heart Failure, Congestive, Cardiac Pacing, Artificial
Effect of Targeting Left Ventricular Lead Position on the Rate of Response to Cardiac Resynchronization Therapy.
Identifying \& optimizing strategies to reduce the burden of heart failure is vital. Despite advances in pharmacotherapy, patients with heart failure are at high risk for death \& hospitalization.
- Conditions
- Heart Failure, Congestive, Cardiac Pacing, Artificial, Defibrillators
- Trial name
- INCREMENTAL (NCT00399594)
- Testing
- A, B
- Where
- 3 sites in Canada
- Volunteers
- 96 people
- Sponsor
- University of Calgary
Mechanical Dyssynchrony, Heart Failure
Evaluating Effects of a Left Bundle Branch Block
A left bundle branch block (LBBB) is related to abnormal cardiac conduction and mechanical asynchrony and is associated with hypertension and coronary artery disease.
- Conditions
- Mechanical Dyssynchrony, Heart Failure, Bundle-Branch Block
- Trial name
- NCT00269659
- Where
- Netherlands
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Amsterdam UMC, location VUmc
Left Ventricular Dyssynchrony, Heart Failure
AMEND-CRT: Mechanical Dyssynchrony as Selection Criterion for CRT
Previous experience with cardiac resynchronization therapy (CRT) candidates suggests that selection of these patients can be improved.
- Conditions
- Left Ventricular Dyssynchrony, Heart Failure, Cardiomyopathy, Dilated, Cardiac Remodeling, Ventricular
- Trial name
- AMEND-CRT (NCT04225520)
- Testing
- Cardiac resynchronization therapy ON, Cardiac resynchronization therapy OFF
- Where
- 24 sites in Belgium, Brazil and 9 more
- Volunteers
- 500 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Diabetes, Hypoglycemia
Acute Changes in Plasma Glucose and Cardiovascular Disease in Diabetes
Patients with diabetes have an increased risk of sudden cardiac death compared to the general population. Severe hypoglycemia is associated with an increased risk of cardiovascular (CV) disease (CVD) and events, including cardiac…
- Conditions
- Diabetes, Hypoglycemia, Hyperglycemia, Cardiovascular Diseases
- Trial name
- NCT05500352
- Testing
- Hyperglycemia with slow decline in plasma glucose in type 1 diabetes, Hyperglycemia with rapid decline in plasma glucose in type 1 diabetes, Rebound hyperglycemia in type 1 diabetes
- Where
- Denmark
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Steno Diabetes Center Copenhagen
Myocardial Blood Flow Reserve, Mechanical Dyssynchrony
Mechanical Dyssynchrony and Microvascular Dysfunction by SPECT
The project is aimed at studying the feasibility of mechanical dyssynchrony of the left ventricle of the heart, determined by SPECT (gated MPI), as well as its stress-induced dynamics, in the evaluation of patients with coronary…
- Conditions
- Myocardial Blood Flow Reserve, Mechanical Dyssynchrony, Coronary Arterial Disease (CAD)
- Trial name
- MD&MD (NCT06969547)
- Testing
- dynamic SPECT (two-day rest/stress protocol), gated myocardial perfusion imaging, blood sampling
- Where
- Russia
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
ARDS, Acute Hypoxemic Respiratory Failure
Incidence of Dyssynchronies in Early ARDS
Patients sedated under mechanical ventilation with acute hypoxemic respiratory failure with a PaO2/FiO2 equal or less than 200mmHg (Acute Respiratory Distress Syndrome, ARDS and non-ARDS) will be included in the study early in…
- Trial name
- BEARDS (NCT03447288)
- Where
- 14 sites in Canada, China and 8 more
- Volunteers
- 300 people
- Sponsor
- Unity Health Toronto
Heart Failure, Systolic, Left Bundle Branch Block
Optimal Coronary Sinus Lead Implantation Using Intracardiac Impedography and Magnetic Resonance Imaging
Despite the dramatic effect of cardiac resynchronization therapy (CRT) on survival and morbidity in people with congestive heart failure, 50-70% of eligible patients do not respond to this intervention.
- Trial name
- NCT01129635
- Testing
- Cardiac Resynchronization Therapy (CRT) implantation
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- Emory University
Systolic Heart Failure
Pilot Study Using Echocardiography to Evaluate Patients With Heart Failure and Dyssynchrony Who Have a CRT-D Device
Out of all the patients that receive a CRT-D ( a dual chamber pacemaker with defibrillator ) for cardiac resynchronization therapy there is approximately one-third that do not respond.
- Trial name
- NCT01127334
- Where
- United States
- Sponsor
- University of Mississippi Medical Center
Mechanical Ventilation, Paediatric Intensive Care
Effort of Breathing and Dyssynchrony Burden During Assisted Ventilation in Paediatric Patients
The goal of this trial is to learn if one mode of mechanical ventilation (i.e. machine to help with breathing) is better than another in children who need help from a machine to breathe.
- Conditions
- Mechanical Ventilation, Paediatric Intensive Care, Paediatric Dysfunctional Breathing
- Trial name
- WOB (NCT07796321)
- Testing
- Pressure Control Mode, Pressure Support Mode
- Where
- Canada
- Volunteers
- 25 people
- Sponsor
- The Hospital for Sick Children
Respiratory Failure
Patient-Ventilator Dyssynchrony Detection With a Machine Learning Algorithm
This is a diagnostic study aiming to compare accuracy to detect and classify patient-ventilator dyssynchronies by a machine learning algorithm, compared to the gold-standard defined as dyssynchronies diagnosed and classified by…
- Trial name
- NCT06506123
- Testing
- Artificial Intelligence Detection and Classification of Patient-Ventilator Dyssynchronies
- Where
- Brazil
- Volunteers
- 80 people
- Sponsor
- University of Sao Paulo General Hospital
Pacemaker DDD, His Bundle Pacing
Electrical and Mechanical Activation in PAcing The His Bundle Conduction sYstem
In recent years, the finding of long-term deleterious effects of right ventricular pacing (RVP) has led to an ongoing search for alternative pacing sites such as His bundle stimulation.
- Conditions
- Pacemaker DDD, His Bundle Pacing, Right Ventricular Pacing
- Trial name
- EMPATHY (NCT05222672)
- Testing
- His Bundle Pacing
- Where
- Italy
- Volunteers
- 15 people
- Sponsor
- University Hospital of Ferrara
Cardiac Resynchronization Therapy
Acute Evaluation of the Safety of Left Ventricular-left Ventricular (LV-LV) Delays and Its Effects on Mechanical Dyssynchrony
The purpose of this study is to evaluate the effects of various LV-LV delays during multi-site left ventricular (MSLV) pacing on mechanical dyssynchrony in cardiac resynchronization therapy (CRT) patients post-implant.
- Trial name
- NCT01044784
- Where
- Germany
- Volunteers
- 73 people
- Sponsor
- Abbott Medical Devices
Heart Failure, Ventricular Dyssynchrony
Echocardiography Guided Cardiac Resynchronization Therapy (EchoCRT)
The EchoCRT trial evaluates the effects of Cardiac Resynchronization Therapy (CRT) on mortality and morbidity of subjects with heart failure due to left ventricular systolic dysfunction, already receiving optimized HF medication…
- Trial name
- EchoCRT (NCT00683696)
- Testing
- Implantable Cardioverter Defibrillator with Cardiac Resynchronization Therapy (BIOTRONIK Lumax HF-T CRT-D)
- Where
- 122 sites in United States, Australia and 15 more
- Volunteers
- 1,680 people
- Sponsor
- Biotronik, Inc.