Clinical trials: Three-Dimensional
Heart Failure
Comparison of Three-dimensional and Two-dimensional Left Ventricle Strain With Speckle-tracking Echocardiography in Heart Failure With Reduced and Mildly Reduced Ejection Fraction
This study will compare two ultrasound techniques, 2D and 3D speckle-tracking echocardiography, for measuring how well the heart muscle contracts in patients with heart failure and reduced pumping function.
- Trial name
- 3V2-STEM-HF (NCT07741305)
- Where
- 5 sites in Italy
- Volunteers
- 419 people
- Sponsor
- Istituti Clinici Scientifici Maugeri SpA
Homozygous αº-thalassemia, Hb Bart's Disease
Use of 3D/4D Ultrasound in the Evaluation of Fetal Anomalies
Volumetry measurements can be a potential clinical use as non-invasive tools in prenatal diagnosis and screening and helps to reduce the risk and complications of invasive procedures.
- Trial name
- NCT00826917
- Where
- China
- Volunteers
- 195 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Caries Active, Tooth Decay
Effects of Platelet and Leukocyte-rich Fibrin on Alveolar Ridge Maintenance Through Three-dimensional Analysis
Understanding, through accurate and reliable volumetric analysis, how the biomaterial (LPRF) and the thickness of the vestibular bone plate influence changes in bone volume after extraction, is essential for making clinical…
- Conditions
- Caries Active, Tooth Decay, Tooth Loss / Rehabilitation
- Trial name
- NCT07278180
- Testing
- Alveolar socket preservation with graft and flap surgery
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Guarulhos
Adolescent Idiopathic Scoliosis (AIS), Exercise (EX)
Effects of Lumbar Traction Combined With 3D Exercise Therapy on Adolescent Idiopathic Scoliosis
Adolescent Idiopathic Scoliosis (AIS) is a three-dimensional spinal deformity that appears during adolescence without an identifiable underlying cause.
- Trial name
- NCT07448688
- Testing
- Lumbar Mechanical Traction
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Şahide Eda ARTUÇ
Alveolar Ridge Augmentation
Allograft Ridge Augmentation: 3D Analysis of CAD/CAM Custom Milled and Prefabricated Conventional Allogeneic Bone Blocks and Dental Implant Follow-up
To rehabilitate patients after the loss of their own teeth, dental implants are nowadays the therapy of choice if the indication is suitable.
- Trial name
- NCT06027710
- Testing
- Extensive alveolar ridge augmentation with allogeneic bone blocks; dental implant insertion in allogeneic bone graft
- Where
- Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
Chronic Heart Failure
SYNCHRO. Evaluation of the Forecasts Parameters of Real Time-three-dimensional Doppler Echocardiography in Selecting Patients With Chronic Heart Failure for Cardiac Resynchronisation Therapy
Patients showing a normal value of SDI (< or + 8%) will randomly be assigned to CRT in "ON" or "OFF"mode at one month after implantation.
- Trial name
- NCT00488410
- Testing
- Doppler echocardiography
- Where
- France
- Sponsor
- University Hospital, Clermont-Ferrand
Conjunctival Diseases, Dry Eye Syndromes
Three-dimensional Analysis of EMMPRIN on Conjunctival Epithelial Cells Surface in Severe Dry Eye Syndrome (ALTESSE)
Modifications of cell surface markers (including EMMPRIN) were observed in conjunctival epithelial cells during dry eye syndrome ; this study aims to describe the modifications of the repartition of these cell surface markers…
- Trial name
- ALTESSE (NCT03358979)
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Paroxysmal Atrial Fibrillation
3-Dimensional Mapping System: The PULSTAR Study
The purpose of this study is to verify the safety and efficacy of the cardiac pulse ablation system in paroxysmal atrial fibrillation to provide the basis for product registration and clinical application.
- Trial name
- NCT05618340
- Testing
- Pulsed electric field ablation device;Cardiac Pulsed Electric Field Ablation Catheter
- Where
- China
- Volunteers
- 149 people
- Sponsor
- Shanghai Shangyang Medical Technology Co., Ltd.
Atrial Fibrillation (AF), Mitral Regurgitation
The Multi-center Study of Comprehensive Atrial Fibrillation Regurgitation and Recurrent Events Evaluation
Atrial fibrillation (AF) is the most common cardiac arrhythmia in the clinic and can lead to valve regurgitation and a poor prognosis.
- Conditions
- Atrial Fibrillation (AF), Mitral Regurgitation, Tricuspid Regurgitation
- Trial name
- NCT07085650
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- First Hospital of China Medical University
Ostium Secundum Atrial Septal Defect
Occluder Size Determination in Transcatheter ASD II Closure Based on 3D TEE Assessment
The aim of this study is to determine whether three-dimensional tranesophageal echocardiography (3D TEE) assessment of ostium secundum atrial septal defect (ASD II) may be as efficient as two-dimensional (2D) TEE assessment…
- Trial name
- NCT02601768
- Testing
- Transcatheter closure of ASD II
- Where
- Poland
- Volunteers
- 50 people
- Sponsor
- National Institute of Cardiology, Warsaw, Poland
Breast Reconstruction
Free Flap Breast Reconstruction Using Virtual Surgical Planning and 3-D Modeling
The purpose of this study is to determine if 3D modeling and Virtual Planning Surgery can improve the clinical outcome with patient who have a mastectomy requiring breast reconstruction.
- Trial name
- NCT03949491
- Testing
- 3D medical models
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- Case Comprehensive Cancer Center
Placenta Accreta
Detection of Urinary Bladder Wall Involvement in Abnormally Invasive Placenta (AIP) by 3D Ultrasonography
In the last three decades , the raise in cesarean delivery rates has led to a massive increase in the incidence of the abnormally invasive placenta .Complete separation of the abnormally invasive placenta is very difficult and…
- Trial name
- NCT05813743
- Testing
- 3 dimensional ultrasound
- Where
- Egypt
- Volunteers
- 52 people
- Sponsor
- Cairo University
Pre-Eclampsia
First Trimester Screening for Preeclampsia and Intrauterine Growth RestrIction Using Three Dimensional Doppler Angiography
Introduction: Preeclampsia (PE) and intrauterine growth restriction (IUGR) are two major pregnancy complications, related to a chronic utero-placental hypoperfusion.
- Trial name
- SPIRIT (NCT03342014)
- Testing
- Ultrasound, Blood sample collection
- Where
- France
- Volunteers
- 2,159 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Preeclampsia
Fetal Renal Artery Doppler in Patients With Preeclampsia
Preeclampsia is a major devastating disorder affects 2:10% of pregnancies worldwide. preeclampsia may be associated with placental insufficiency which may cause fetal blood redistribution to essential organs like brain, heart…
- Trial name
- NCT06395974
- Testing
- fetal ultrasound
- Where
- Egypt
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- Assiut University
Adolescent Idiopathic Scoliosis, Diaphragmatic Manual Techniques
Three-Dimensional Scoliosis Exercises and Diaphragmatic Manual Techniques in Adolescents With Idiopathic Scoliosis
Adolescent idiopathic scoliosis (AIS) is a three-dimensional deformity of the spine that emerges during growth and is characterized by lateral curvature, vertebral rotation, and trunk asymmetry.
- Conditions
- Adolescent Idiopathic Scoliosis, Diaphragmatic Manual Techniques, Schroth Exercises
- Trial name
- NCT07683533
- Testing
- Diaphragmatic manual techniques, Schroth exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people
- Sponsor
- Akdeniz University
Brain Tumor, Glioma
Educating Brain Tumor Patients Using Patient-specific Actual-size Three-dimensional Printed Models
Patient education plays an essential role in patient-centered care as it enhances patient satisfaction and information comprehension.
- Conditions
- Brain Tumor, Glioma, Glioblastoma, Astrocytoma
- Trial name
- IMAGE-3D (NCT04970615)
- Testing
- Three-dimensional printed model
- Where
- Netherlands
- Volunteers
- 60 people
- Sponsor
- Sümeyye Sezer
Adipose Tissue Atrophy, Deformity of Reconstructed Breast
Effect of N-Acetylcysteine on Autologous Fat Graft Survival
A single-centre triple-blind study looking at the addition of NAC to tumescent solution for liposuction and fat grafting in healthy patient volunteers already undergoing bilateral breast reduction.
- Conditions
- Adipose Tissue Atrophy, Deformity of Reconstructed Breast, Graft Loss
- Trial name
- NCT02788292
- Testing
- Acetylcysteine
- Volunteers
- healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority
Anal Fistula
Endorectal Three-dimensional Ultrasound in the Diagnosis of Cryptogenic Fistulas of the Rectum.
Prospective comparative parallel ultrasound diagnostic transrectal study in the diagnosis of cryptogenic fistulas of the rectum
- Trial name
- NCT03743701
- Testing
- The method of transrectal ultrasound in В-mode, The method of transrectal ultrasound examination using three-dimensional image reconstruction.
- Where
- Russia
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- State Scientific Centre of Coloproctology, Russian Federation
Non-small Cell Lung Cancer
CT-Based Versus Conventional Simulation for Palliative Radiotherapy of Non-Small Cell Lung Cancer
Radiotherapy (RT) treatment to the chest is a standard way of trying to decrease symptoms like cough or shortness of breath. Before any RT can be delivered, it must be planned, either using conventional x-rays ("fluoroscopy") or…
- Trial name
- NCT00862030
- Testing
- CT- simulation scan
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Alberta Health services
Prostate Cancer
Exploring Genomic, Proteomic and Dosimetric Determinants of Late Toxicity After Three Dimensional Conformal Radiotherapy (RT) for Prostate Cancer
Prostate cancer is the most common malignancy in males, and radiotherapy is a commonly chosen treatment option for patients with localized disease.
- Trial name
- NCT00122265
- Where
- Canada
- Volunteers
- 83 people
- Sponsor
- AHS Cancer Control Alberta