Colorectal cancer
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients undergoing elective abdominal surgery (colorectal cancer); 2. Age 18-75 years old, ASA Class II-III; 3. Those who voluntarily join and sign informed consent after fully explaining the content of the clinical trial.
Exclusion criteria
Exclusion criteria: 1. Patients with severe hypertension combined with pulmonary, heart, cerebrovascular diseases, liver and kidney dysfunction before surgery; 2. Those who are obese and have difficulty in tracheal intubation. 3. Patients who have participated in other treatments in the past 6 months (when consent is obtained); 4. Inability to cooperate with the study evaluators.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of hypoxemia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Changes in Vital Signs at Different Time Points;Arterial oxygen pressure after extubation ;Endotracheal extubation partial pressure of carbon dioxide;Rescue measures for hypoxemia;Perioperative complications; | — |
Countries
China
Contacts
Bozhou People's Hospital