Clinical trials: Ultrasound Assessment
Arteriovenous Fistula Thrombosis, Arteriovenous Fistula Stenosis
Isometric Preoperative Exercise on Autologous Arteriovenous Fistulas. Randomized Clinical Trial
A good vascular access (VA) is vital for hemodialysis (HD) patients. The start of HD with autologous arteriovenous fistula (AVF) means higher survival, lower sanitary costs and complications.
- Trial name
- PHYSICALFAV (NCT03213756)
- Testing
- Isometric exercises using Hand grip and elastic bands
- Where
- Spain
- Volunteers
- 138 people
- Sponsor
- Hospital General Universitario Gregorio Marañon
Healthy, Physiology
Assessment of the Changes in Cortical and Medullary Renal Blood Flow During Exercise in Healthy Subjects Using Contrast Enhanced Ultrasound
Renal parenchymal blood flow can be divided in cortical and medullary blood flow. Changes and factors affecting renal medullary blood flow have not been studied in detail previously as investigators/doctors did not have tools to…
- Trial name
- NCT02672722
- Testing
- Definity, Exercise, Kidney Ultrasound
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Educational Problems, Respiratory Muscle
Educational Programme in Diaphragm Ultrasonographic Assessment
Diaphragm ultrasound non-invasively explores the diaphragm function and it can be useful in several clinical situations. Diaphragm ultrasound is able to evaluate the cranio-caudal displacement of the diaphragm and its thickening…
- Conditions
- Educational Problems, Respiratory Muscle, Diaphragm Disease
- Trial name
- NCT03704129
- Testing
- Tutor
- Where
- Italy
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- Paolo Navalesi
Dysmetabolic Syndrome, Hyperferritinemia
Respiratory Variations for Assessing Blood Withdrawal 2
OBJECTIVES: To investigate whether respiratory variations of the inferior vena cava (ΔIVC) and internal jugular vein (ΔIJV) diameters during standardized breathing (ΔIVCST and ΔIJVST) increase after a therapeutic bleeding in…
- Conditions
- Dysmetabolic Syndrome, Hyperferritinemia, Obese
- Trial name
- ReVAs2 (NCT03066401)
- Testing
- echography
- Where
- France
- Volunteers
- 5 people
- Sponsor
- University Hospital, Lille
Aortic Valve Stenosis, Aortic Diseases
PENG Block forTranscatheter Aortic Valve Implantation
Pericapsular nerve group (PENG block) is a new fascial block defined by Arango et al. This block aims to block the femoral nerve and the accessory obturator nerve by injecting local anesthetic between the pubic ramus and psoas…
- Trial name
- NCT05904912
- Testing
- Postoperative analgesia management, PENG-Bupivacaine, Local infiltration-Bupivacaine
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Medipol University
Cesarean Section Complications
Ultrasound Evaluation of Inferior Vena Cava Compression During Elective Cesarean Delivery.
Aortocaval compression by the gravid uterus during the third trimester contributes to decreased venous return to the heart. Neuraxial anesthesia reinforces this hypotension by causing a vasodilatation and venous pooling of blood…
- Trial name
- NCT03410199
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ciusss de L'Est de l'Île de Montréal
Cardiopulmonary Bypass
Cerebral Perfusion Monitoring With Transpharyngeal Ultrasonography
This prospective observational pilot study investigates transpharyngeal ultrasonography (TPU) as an additional neuromonitoring strategy to assess cerebral perfusion during on-pump cardiovascular surgery.
- Trial name
- TP-Echo (NCT01828411)
- Testing
- Transpharyngeal ultrasonography, Duplex sonography
- Where
- Switzerland
- Volunteers
- 32 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Ovarian Carcinoma, Ovarian Cancer
Study Into a New Diagnostic Tool (Simple Ultrasound-based Rules) in Patients With Adnexal Masses
This study is performed to compare the diagnostic performance and cost-effectiveness of different diagnostic methods for differentiating benign from malignant adnexal (ovary or Fallopian tube) masses: the Risk of Malignancy Index…
- Conditions
- Ovarian Carcinoma, Ovarian Cancer, Ovarian Mass, Ovarian Cyst
- Trial name
- SUBSONiC (NCT02218502)
- Testing
- Ultrasound by general gynaecologist, Ultrasound by an expert ultrasonographist, DW-MRI
- Where
- 5 sites in Netherlands
- Volunteers
- 50 people
- Sponsor
- Maastricht University Medical Center
Liver Neoplasms
Contrast Sonography for Evaluation of Liver Tumors Prior to Radiofrequency Ablation
The purpose of this study is to determine the efficacy of the Definity (perflutren lipid microsphere Injectable Suspension) ultrasound contrast agent in identifying small tumors (hepatomas \& metastases) within the liver.
- Trial name
- NCT00584402
- Testing
- perflutren lipid microspheres
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of California, Davis
Apical Periodontitis, Inflammatory Markers
The Efficacy of Two Different Irrigation Methods on PGE2, NO and IL-6 Levels
Today, debates about the effectiveness of Passive Ultrasonic Irrigation (PUI) and Sonically Activated Irrigation (SAI) techniques used to increase the success of endodontic treatment in chronic apical periodontitis (AP) are still…
- Trial name
- NCT06629545
- Testing
- irrigation activation with PUI, irrigation with sonic activation
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
Crohn Disease
Contrast Enhanced Ultrasound in Human Crohn's Disease-Lumason
The investigators plan to compare contrast-enhanced ultrasound to CT and MRI for the detection and quantification of intestinal inflammation in the the setting of pediatric small bowel Crohns disease
- Trial name
- NCT03492944
- Testing
- Ultrasound Microbubble Contrast Agent, Ultrasound Imaging
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Myoma;Uterus, Sarcoma Uterus
Ultrasound Evaluation of the Myometrium Using the MUSA Terminology Comparison With Histology
The main objective is to evaluate the diagnostic accuracy of the MUSA terms and definitions, as defined in the paper by Van den Bosch T, Dueholm M, ea.
- Trial name
- MUSA1 (NCT04990076)
- Testing
- Hysterectomy
- Where
- Belgium
- Volunteers
- 1,500 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Hip Fractures, Postoperative Pain
Evaluation of the Effectiviness of Two Different Bupivacaine Concentrations of the Pericapsular Nerve Group (PENG) Block
The use of regional anaesthesia techniques as part of multimodal analgesia in hip surgeries improves postoperative analgesia. PENG (Pericapsular nerve group) block is an effective motor sparing analgesia technique used in hip…
- Trial name
- PENG (NCT05921110)
- Testing
- Pericapsular nerve group block 0,25%, Pericapsular nerve group block 0,16%
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 66 people
- Sponsor
- Ilker Ital
Fasting
Effect of Drinking Carbohydrate-containing Fluids on Gastric Residual Volume in Elderly Patients
In the past, some guidelines advised no oral intake for at least 8 hours before any surgery. However, research has shown risks associated with excessive fasting, such as postoperative insulin resistance, and advantages in shorter…
- Trial name
- NCT04514380
- Testing
- Carbohydrate fluid, Non-carbohydrate fluid
- Where
- South Korea
- Volunteers
- 64 people
- Sponsor
- Seoul National University Bundang Hospital
Prostate Cancer (Adenocarcinoma), Low and Intermediate Risk Prostate Cancer
Micro-ultrasound-Guided Focal Laser Ablation for Intermediate-Risk Prostate Cancer: Safety & Effectiveness
This clinical research study is intended to show that Micro-Ultrasound Guided Focal Laser Ablation (MicroUSgFLA) is a safe procedure that can significantly postpone or eliminate the need for patients with intermediate-Risk…
- Trial name
- MicroUSgFLA (NCT07339943)
- Testing
- 6 month, prospective, interventional single-arm safety and effectiveness study, The TRANBERG|CLS Thermal therapy
- Where
- Canada
- Volunteers
- 7 people
- Sponsor
- University Health Network, Toronto
Pulmonary Hypertension, Pulmonary Arterial Hypertension
Prognostic Value of the Right Ventricular Function by Portable Ultrasound in Patients With Pulmonary Hypertension.
Pulmonary arterial hypertension (PAH) is a disease characterized by obliteration and remodeling of small-caliber pulmonary arteries, progressively generating an increase in pulmonary vascular resistance, right heart failure, and…
- Conditions
- Pulmonary Hypertension, Pulmonary Arterial Hypertension, Cardiac Ultrasound
- Trial name
- NCT05343091
- Testing
- cardiac ultrasound
- Where
- Mexico
- Volunteers
- 62 people
- Sponsor
- Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran
Psoriatic Arthritis
Evaluation of the Role of Inflammatory and Structural Ultrasound Abnormalities by Explaining the Perspective of Patients With Psoriatic Arthritis
The perspective of the patient is defined by the patient reported outcomes (PROs). This is a main part of the care in psoriatic arthritis. However , PROs can be influenced by environmental parameters.
- Trial name
- EchoPRO (NCT04325724)
- Testing
- General evaluation, Dermatological evaluation, Rheumatological evaluation
- Volunteers
- 100 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Fetal Growth Restriction (FGR), Placental Insufficiency
Placental Imaging Techniques
The goal of this proof-of-concept, case-control, clinical trial is to evaluate the efficacy of using two newer ultrasound technologies, quantitative ultrasound (QUS) and ultrafast power Doppler imaging (uPDI), to evaluate the…
- Conditions
- Fetal Growth Restriction (FGR), Placental Insufficiency, Preeclampsia, Still Births
- Trial name
- NCT06861309
- Testing
- ultrafast power Doppler imaging (uPDI) / quantitative ultrasound (QUS)
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Carilion Clinic
Pregnancy, Cardiac Arrest
Influence of the Method of Alleviation of Aorto-Caval Compression on the Trans-Hepatic Ultrasound-Assessed Inferior Vena Cava Diameter In Pregnant Patients
Cardiac arrest during pregnancy is rare but may result in poor maternal and fetal outcome. Because of its rare occurrence and ethical issues this topic is not very well studied and many questions pertaining to maternal…
- Trial name
- NCT01982513
- Testing
- Ultrasound
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Post-thoracotomy Pain Syndrome
The Effect of Ultrasound Guided Superficial, Deep Serratus Plane Blocks and Thoracic Epidural in Thoracotomy
Pain after thoracotomy is known to be sever acute pain that is resulted from retraction, resection or fracture of ribs .This pain increases post operative morbidity and if not properly managed peri-operatively, chronic post…
- Trial name
- NCT04189120
- Testing
- Thoracic epidural analgesia , superficial serratus plane block and deep serratus plane block
- Where
- Egypt
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute, Egypt
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