None
Conditions
Interventions
B group:First use the Venus Ultimate Dual color Doppler ultrasound system, and then use the EPIQ7 color ultrasound diagnostic system
A group:First use the EPIQ7 color ultrasound diagnostic system, then use the Venus Ultimate Dual color Doppler ultrasound system
Sponsors
The Eighth Affiliated Hospital of Sun Yat-sen University (Shenzhen Futian)
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1) Informed consent has been signed; 2) Age >= 18 years, any gender; 3) Requires contrast-enhanced ultrasound examination of the liver and/or kidneys.
Exclusion criteria
Exclusion criteria: 1) Patients with acute, critical, or severe conditions, including those with respiratory infections and acute infections; 2) Patients with severe heart, lung, or brain diseases who cannot tolerate prolonged examinations; 3) Patients with skin diseases or wounds around the examination area; 4) Patients with a history of mental illness, substance abuse, alcoholism, or neurological disorders (e.g., seizures, epilepsy, Parkinson's disease) causing involuntary movements, or those who cannot understand the requirements of participation or have difficulty cooperating; 5) Patients with implanted cardiac pacemakers; 6) Patients with a history of allergy to sulfur hexafluoride or any component of the contrast agent; 7) Patients with congenital heart defects causing right-to-left shunts, severe pulmonary hypertension (pulmonary arterial pressure > 90 mmHg), uncontrolled primary hypertension, or adult respiratory distress syndrome; 8) Patients with cardiovascular instability where the use of dobutamine is contraindicated; 9) Patients with recent acute coronary syndrome or clinically unstable ischemic heart disease, including progressive or evolving myocardial infarction; 10) Patients who have experienced typical angina at rest in the past 7 days; 11) Patients with acute heart failure or heart failure classified as NYHA III/IV; 12) Patients with acute systemic infections and/or sepsis; 13) Patients with end-stage liver or kidney disease; 14) Pregnant and breastfeeding women; 15) Other patients deemed unsuitable for participation in this study by the investigators.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Image consistency; | — |
Secondary
| Measure | Time frame |
|---|---|
| Image quality rate;Overall safety and stability of the device;Adverse reactions and adverse events; | — |
Countries
China
Contacts
Public ContactXu Erjiao
The Eighth Affiliated Hospital Sun Yat-sen University (Futian, Shenzhen)
Outcome results
None listed