Painless colonoscopy
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Patients over the age of 65, both men and women; 2. American Society of Anesthesiologists’ physical status I–III; 3. BMI < 30; 4. Patients without any severe respiratory or cardiovascular diseases.
Exclusion criteria
Exclusion criteria: 1. Intestinal obstruction; 2. Arrhythmia; 3. Poor quality of echocardiography images; 4. Patients with high risk of reflux and aspiration; 5. ASA III but still unstable after some treatment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| the time of duration the postoperative anesthesia unit; | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence of hypotension;Comfort improvement; | — |
Countries
China
Contacts
West China Hospital, Sichuan University