Taking patients undergoing painless colonoscopy as the research subjects
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Enrollment criteria: Patients must meet all of the following criteria to be enrolled in this study: Age 18 to 65 years regardless of gender; Patients undergoing painless colonoscopy; ASA score of I or II; BMI between 18 kg/m² and 28 kg/m²; Fully understand and voluntarily participate in the study and sign the informed consent form personally.
Exclusion criteria
Exclusion criteria: Exclusion criteria: Patients with any of the following conditions cannot be enrolled in this study: Patients scheduled for tracheal intubation (including laryngeal mask); Patients requiring complex endoscopic diagnostic or therapeutic procedures; Patients with a history of intestinal stenosis or adhesions; Patients with acute heart failure unstable angina or myocardial infarction within the past 6 months; Patients with severe respiratory disease; Patients with psychiatric disorders a history of long-term use of psychiatric medications or cognitive impairment; Patients deemed difficult to manage in terms of respiratory tract (Modified Mallampati score of IV); Patients with severe impairment of vital organs such as the liver and kidneys; Patients with a history of drug abuse drug addiction or alcoholism within the past 2 years (alcoholism defined as averaging more than 2 units of alcohol per day (1 unit = 360 mL of beer 45 mL of 40% alcohol content liquor or 150 mL of wine)); Patients who have not received regular antihypertensive treatment or have poorly controlled blood pressure (systolic blood pressure =160 mmHg or =90 mmHg and/or diastolic blood pressure =100 mmHg in the sitting position during the screening period); Patients who have taken benzodiazepines and/or opioids daily or intermittently within the past month or three months; Patients allergic to or with contraindications to opioids propofol or their components; Pregnant or lactating women; Patients (including males) planning to conceive within the next 3 months; Patients who have participated in any clinical trial within the past 3 months; Patients deemed unsuitable for this trial by the investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Total dosage of propofol; | — |
Secondary
| Measure | Time frame |
|---|---|
| Evaluation of Anesthesia Safety;Quality Evaluation of Colonoscopy;Evaluation of Patient and Physician Satisfaction;The dosage of propofol per kilogram of body weight;Evaluation of Sedation Quality;Additional administration of propofol; | — |
Countries
China
Contacts
The Department of Anesthesiology Tianjin Medical University General Hospital