Clinical trials: Transesophageal Echocardiography
Mediastinal Tumors
Echocardiographic Evaluation of the Change on Pulmonary Blood Flow and Cardiac Function Induced by Capnothorax During One Lung Ventilation
Video-assisted thoracoscopic extended thymectomy (VATET) is a minimally-invasive method for excision of mediastinal mass instead of open thymectomy.
- Trial name
- NCT02220231
- Testing
- capnothorax
- Volunteers
- 25 people
- Sponsor
- Yonsei University
Atrial Fibrillation
Efficacy of Optison Echo Contrast to Detect Thrombus in Left Atrial Appendage
The investigators intend to determine if using Optison echocardiography contrast increases sensitivity and specificity of detecting left atrial appendage thrombus in transesophageal echocardiography studies as opposed to standard…
- Trial name
- DOLOP (NCT01721447)
- Testing
- Optison echocardiography contrast agent
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of Utah
Myocardial Contraction
Arterial Pressure vs. TE Echo dp/dt
This study seeks to assess the strength of correlation between arterial pressure waveform derived contractility as quantified by the maximal rate of pressure change ans a function of time (dp/dtmax) and transesophageal…
- Trial name
- NCT04726852
- Testing
- Concurrent comparison
- Where
- United States
- Volunteers
- 43 people
- Sponsor
- University of California, Davis
Aortic Regurgitation, Transcatheter Aortic Valve Replacement
TAVR for Aortic Regurgitation Under TEE Guidance
Under contemporary practice, transcatheter aortic valve replacement (TAVR) is typically performed with fluoroscopic visualization and repeated injections of iodinated contrast.
- Trial name
- NCT07453849
- Testing
- TEE guided TAVR
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Atrial Fibrillation
Intracardiac Versus Transesophageal Echocardiography Versus Fluoroscopy Only Guidance for Combined Catheter Ablation for Atrial Fibrillation and Left Atrial Appendage Occlusion
A total of 75 patients with atrial fibrillation were scheduled to receive left atrial appendage occlusion combined with radiofrequency ablation, which were divided into 3 groups.
- Trial name
- NCT04833985
- Testing
- LAAC combined with radiofrequency ablation
- Where
- China
- Volunteers
- 75 people
- Sponsor
- xieruiqin
Cardiac Surgery
End-expiratory and End-inspiratory Occlusion Tests to Predict Fluid Responsiveness
The purpose of the study is to verify the efficacy of using end-expiratory and end-inspiratory occlusion tests as an index of fluid responsiveness in mechanically ventilated patients with cardiac surgery.
- Trial name
- EEOFR (NCT03485833)
- Testing
- EEO and EIO test
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Shanghai Zhongshan Hospital
Upper Gastrointestinal Bleeding
Side Effects of Transesophageal Echocardiography
Transesophageal echocardiography is commonly used during cardiac surgery. Complications of transesophageal echocardiography are rare (1,2%), but are often underestimated and can lead to unrecognized blood loss and site of…
- Trial name
- NCT03432559
- Testing
- endoscopy
- Where
- Austria
- Volunteers
- 10 people
- Sponsor
- Medical University of Vienna
Aortic Valve Insufficiency, Mitral Valve Insufficiency
Investigation of Heart Function in Patients With Heart Valve Defects
In this study researchers plan to perform a diagnostic test called transesophageal echocardiography in order to see and record the movement and function of the heart.
- Trial name
- NCT00001314
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiac Surgery
Evaluation of Cardiac Hemodynamic Modifications During Temporary Left Atrial Appendage Occlusion
The left atrium appendage (LAA) is a remnant of the original embryonic left atrium formed during the third week of gestation. LAA is believed to function as a decompression chamber during left ventricular systole and other…
- Trial name
- NCT02814851
- Testing
- Transesophageal echocardiogram, Thermistor-tipped catheter, Pressure/volume catheter
- Where
- Belgium
- Volunteers
- 20 people
- Sponsor
- Brugmann University Hospital
Ischemic Stroke, Cardioembolic Stroke
Detecting Cardiac Thrombi in Acute Ischemic Stroke on Cardiac CT Versus Transoesophageal Echocardiography
Rationale: Cardiac CT acquired during the acute stroke imaging protocol (acute cardiac CT) has recently been shown to have a superior diagnostic yield than transthoracic echocardiography, which is currently the most commonly used…
- Conditions
- Ischemic Stroke, Cardioembolic Stroke, Thrombus; Embolism, Left Atrial Thrombosis
- Trial name
- MtH-DETECT (NCT06585228)
- Testing
- Cardiac Computed Tomography, Transesophageal echocardiography, Repeated Cardiac Computed Tomography
- Where
- Netherlands
- Volunteers
- 39 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Lung Transplant, Dysphagia
TEE and Dysphagia in Lung Transplantation
The primary outcome of this study is dysphagia (difficulty swallowing) on postoperative speech and swallow evaluation following lung transplantation.
- Trial name
- NCT06089434
- Testing
- Transesophageal Echocardiography (TEE) with limited number of TEE clips, Transesophageal Echocardiography (TEE) with number of TEE clips per attending anesthesiologist
- Where
- United States
- Volunteers
- 112 people
- Sponsor
- University of California, Los Angeles
Atrial Fibrillation
Assessment of Cardioversion Using Transesophageal Echocardiography II (ACUTE II)
SPECIFIC AIM: To test the safety and feasibility of using low molecular weight heparin (LMWH, enoxaparin sodium; Lovenox, Sanofi-Aventis) in lieu of unfractionated heparin (UFH) as antithrombotic therapy for patients in atrial…
- Trial name
- NCT00289042
- Testing
- Enoxaparin
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- The Cleveland Clinic
Prosthetic Cardiac Valve Thrombosis, Cerebrovascular Accident
Rule Out Transcatheter Aortic Valve Thrombosis With Post Implantation Computed Tomography (RETORIC)
The RETORIC study is a prospective cohort study with a primary aim to assess the incidence and independent predictors of reduced leaflet motion and valve thrombosis after TAVI procedure using multimodality imaging strategy…
- Conditions
- Prosthetic Cardiac Valve Thrombosis, Cerebrovascular Accident, Prosthetic Valve Malfunction
- Trial name
- RETORIC (NCT02826200)
- Testing
- Acenocoumarol, Standard of care
- Where
- Hungary
- Volunteers
- 200 people
- Sponsor
- Semmelweis University Heart and Vascular Center
Surgery
Global Longitudinal Peak Systolic Strain (GLPSS) Derived From Transesophageal Echocardiography - A Reliable Measure of Systolic Function?
Systolic function is a substantial determinant of overall hemodynamics and organ function. Therefore assessment of left ventricular systolic function (LVF) has been of central interest in Echocardiography.
- Trial name
- 2DSonTOEcho (NCT00877565)
- Where
- Austria
- Volunteers
- 400 people
- Sponsor
- Medical University of Vienna