Clinical trials: Sonography
Carotid Artery Plaque
New Technologies to Determine Carotid Plaque Vulnerability in Patients With Significant Carotid Plaques
The researchers are trying to determine if the characterization of "vulnerable" carotid artery plaques can be accomplished with ultrasound-based methods that look for vessels in the plaque and measure the plaque stiffness.
- Trial name
- NCT03335033
- Testing
- Contrast-enhanced ultrasound, Shear Wave Elastography, Ultrasound Examination
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Mayo Clinic
Knee Osteoarthritis, Primary Total Knee Arthroplasty
Evaluation of Utility of Ultrasound Guided iPACK Block for Knee Extension After Total Knee Arthroplasty.
The purpose of this study is to learn if using an Interspace between the Popliteal Artery and Capsule of the Knee (iPACK) injection technique (also called a "nerve block") that numbs the nerves going to the back part of the knee…
- Conditions
- Knee Osteoarthritis, Primary Total Knee Arthroplasty, Physical Therapy, Pain
- Trial name
- NCT03353233
- Testing
- Ropivacaine, Interspace Between the Popliteal Artery and Capsule of the Knee (iPACK) Block, Saline
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Duke University
Placenta Praevia, Vaginismus
Transperineal Ultrasound to Assess the Progress of Labour
This is a prospective observational study of transperineal ultrasound between 24-42 weeks gestation and a prospective longitudinal observational study in all term (37-42 weeks) labouring women.
- Trial name
- NCT02430038
- Where
- United Kingdom
- Volunteers
- 584 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Rheumatoid Arthritis
A Study of the Effects of Oral Prednisone in Patients With Rheumatoid Arthritis (MK0000-088)
The study will compare the effects of prednisone vs placebo on synovial blood flow and overall DAS (disease activity score) in patients with rheumatoid arthritis.
- Trial name
- NCT00746512
- Testing
- Prednisone 15 mg, Prednisone 7.5 mg
- Volunteers
- 45 people
- Sponsor
- Merck Sharp & Dohme LLC
Pulmonary Embolism, Deep Vein Thrombosis
Evaluation of the Technical Success of IVUS Guided VCF Placement Using the LUMIFI™ With Crux® VCF System
The purpose of this study is to evaluate the safety and effectiveness of the LUMIFI with Crux VCF System for deployment of the Crux VCF.
- Trial name
- NCT02394912
- Testing
- vena cava filter implantation (LUMIFI with Crux VCF System)
- Where
- 2 sites in United States
- Volunteers
- 21 people
- Sponsor
- Volcano Corporation
Labor Pain
Use of Ultrasound Guidance to Assist With Labor Epidural Placement in Patients With a BMI ≥40
Placement of labor epidurals is a very common daily practice in obstetrical anesthesia. Currently, these epidurals are placed based upon palpation of landmarks to determine midline and the correct spinal level for placement.
- Trial name
- NCT02984267
- Testing
- Ultrasound, Palpation
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Thomas J. Vernon
Endstage Renal Disease
Data Collection for Next Generation Ultrasound Technology Development
The study is designed to collect data from a ultrasound device being used to evaluate feasibility of next generation algorithms for ultrasound data processing and does not test any health outcome.
- Trial name
- NCT02946229
- Testing
- Ultrasound scan
- Where
- United States
- Volunteers
- 142 people
- Sponsor
- GE Healthcare
Breast Cancer
Subharmonic Imaging and Pressure Estimation for Monitoring Neoadjuvant Chemotherapy
This is a diagnostic accuracy study to evaluate if two novel ultrasound (US) techniques, quantitative 3D subharmonic imaging (SHI) and Subharmonic Aided Pressure Estimation (SHAPE), used with an intravenous ultrasound contrast…
- Trial name
- NCT02115607
- Testing
- Definity infusion
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Cervical Radiculopathy
Soft Tissue Mobilization Versus Therapeutic Ultrasound for Subjects With Neck and Arm Pain
The purpose of this study is to investigate effects of soft tissue mobilization versus therapeutic ultrasound in subjects with neck and arm pain who demonstrate neural mechanical sensitivity.
- Trial name
- NCT02081456
- Testing
- Soft Tissue Mobilization, Therapeutic Ultrasound
- Volunteers
- 23 people
- Sponsor
- Emilio J Puentedura, PT, DPT, PhD
Abortion Early
Transabdominal and Transvaginal Sonography in Medical Abortion
The investigator will perform a multicenter, randomized controlled trial in practices that routinely use transvaginal sonography (TVS) to compare how often clinicians order additional testing prior to medical abortion after the…
- Trial name
- TASvTVS (NCT03047551)
- Testing
- Transabdominal sonography, Transvaginal sonography
- Where
- 2 sites in United States
- Volunteers
- 634 people, healthy volunteers welcome
- Sponsor
- Columbia University
Anesthesia, Local, Infant Conditions
Accuracy of Manual Palpation vs Ultrasound for Spinal Anesthesia
Although the current standard for lumbar puncture and spinal anesthesia is the use of manual palpation of surface landmarks to identify the correct interspace, performance of the procedure at too high of a level may increase the…
- Trial name
- NCT04757805
- Testing
- Ultrasound
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Nationwide Children's Hospital
Intubation; Difficult or Failed
Comparison of Ultrasound Techniques for Assessment of Endotracheal Tube Placement
This study is a single-center, randomized clinical trial conducted in an emergency department on intubated patients with rapid sequence intubation.
- Trial name
- NCT06656546
- Testing
- Tracheal Ultrasound, Lung Ultrasound, Diaphragm Ultrasound
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people
- Sponsor
- Marmara University Pendik Training and Research Hospital
Brain Diseases, Memory Disorders
Low Intensity Focused Ultrasound for Learning and Memory and Emotion Regulation
The goal of this clinical trial is to investigate the impact of low intensity focused ultrasound pulsation (LIFUP) to two different brain regions, the amygdala and entorhinal cortex, in older adults.
- Conditions
- Brain Diseases, Memory Disorders, Learning Disabilities, Cognitive Impairment
- Trial name
- LIFUPMEMEMOT (NCT03717922)
- Testing
- Low Intensity Focused Ultrasound Pulsation to Amygdala, Low Intensity Focused Ultrasound Pulsation to Entorhinal Cortex
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Hypoxic-Ischemic Encephalopathy, Brain Ischemia Hypoxia
CEUS Evaluation of Hypoxic Ischemic Injury
Neonates presenting with neurologic symptoms require rapid, non-invasive imaging with high spatial resolution and tissue contrast.
- Trial name
- NCT03549520
- Testing
- Sulfur hexafluoride lipid-type A microspheres
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Children's Hospital of Philadelphia
Pancreatic Cancer
Endoscopic Ultrasound Guided Fine Needle Biopsy (EUS-FNB-SC) Using a Novel Fork Needle
This is a clinical trial to compare two needles used in biopsy techniques to acquire tissue from pancreatic cancer. The hypothesis is that the tissue yield, as measured by tumor DNA and cellular material is superior for Flexible…
- Trial name
- NCT02678442
- Testing
- Fine Needle Biopsy (FNB), Fine Needle Aspiration (FNA)
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Mayo Clinic
Ultrasound-guided Internal Jugular Cannulation, Central Venous Access Complications
Comparison of Three Techniques for Ultrasound-guided Internal Jugular Cannulation
The purpose of this study is to assess the efficacy and safety of three ultrasound assistance techniques for internal jugular venous cannulation, in terms of cannulation success and prevention of complications.
- Trial name
- OISO-1 (NCT01966354)
- Testing
- Ultrasound-guided Internal jugular venous approach
- Where
- Spain
- Volunteers
- 220 people
- Sponsor
- Mikel Batllori
Diabetes Mellitus, Type 2
A Study Evaluating the Effect of Albiglutide on Gallbladder Emptying in Healthy Subjects
Albiglutide, a novel analogue of glucagon-like peptide-1 (GLP-1), has been developed and approved for the treatment of type 2 diabetes mellitus.
- Trial name
- NCT02496221
- Testing
- Albiglutide 50 mg, CCK (Kinevac)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Achilles Tendinopathy
Evaluation of the Course and Effectiveness of Conservative Therapy in Patients With Achilles Tendinopathy
This work is designed as a randomized clinical trial, in which the effects of a protocol of 12-week resistance training loading the Achilles tendon and low-energy focused extracorporeal shock wave therapy (ESWT) in patients with…
- Trial name
- NCT05702918
- Testing
- BTL-6000 FSWT, Achilles Tendon Loading Exercise Protocol According to Silbernagel
- Where
- Czechia
- Volunteers
- 47 people
- Sponsor
- University Hospital, Motol
Epidural Anesthesia, Spinal Ultrasound
Utility of Ultrasound in Identification of Midline and Placement of Epidural in Severely Obese Parturients
This study will address the utility of ultrasound in the placement of an epidural catheter in severely obese parturients. Identification of midline can often be difficult using the standard method of palpation in obese patients.
- Conditions
- Epidural Anesthesia, Spinal Ultrasound, Obesity
- Trial name
- NCT03100968
- Testing
- Palpation, Ultrasound
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Chronic Kidney Diseases, Cystic Kidney Disease
Contrast-enhanced Ultrasound for Complex Kidney Lesion Diagnosis in Patients With CKD Extension
The purpose of this research study is to evaluate contrast-enhanced ultrasound for kidney malignancies.
- Trial name
- CEUS-CKDx (NCT03196076)
- Testing
- Perflutren Lipid microsphere
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill