None
Conditions
Interventions
Group A:Use non-invasive cardiac output monitor
Group B:Use of invasive cardiac output monitor
Group C:Simultaneous use of non-invasive and invasive cardiac output monitors
Sponsors
Shanghai Pudong Hospital
Eligibility
Sex/Gender
All
Age
65 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Elderly patients (aged >=65 years) undergoing elective upper gastrointestinal surgery under general anesthesia; 2. Sign the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Patients who have not signed the informed consent form; 2. Patients with other diseases that may affect cardiac output (such as overweight or massive ascites); 3. Patients with incompletely intact skin at the sensor placement site (patients who cannot use non-invasive cardiac output monitoring); 4. Emergency surgery; 5. Patients with severe arrhythmias (such as atrial fibrillation); 6. Patients with severe valvular heart disease (such as aortic regurgitation or insufficiency); 7. Patients with severe vascular disease (such as arterial obstruction and vascular replacement).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| mean arterial pressure;heart rate;cardiac output;stroke volume variation;systemic vascular resistance; | — |
Secondary
| Measure | Time frame |
|---|---|
| Satisfaction;Recovery time of gastrointestinal function; | — |
Countries
China
Contacts
Public ContactMinmin Zhu
Shanghai Pudong Hospital
Outcome results
None listed