Endoscopic retrograde cholangiopancreatography(ERCP)
Conditions
Interventions
Control group (Group H):High-flow ventilated oxygen therapy is performed intraoperatively with a nasal pronged catheter
Experimental Group (Group A):After anesthesia induction, the nasopharyngeal airway is adequately lubricated with a water-based lubricant (the appropriate model is selected according to the patient's c
Sponsors
The First Affiliated Hospital of Gannan Medical University, China
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Age 18~75 years old; 2. ASA Grading I-III; 3.BMI:18~28kg/m^2; 4. Liver function (Child-Pugh grade) grade A and B; 5. No history of allergy to related anesthetic drugs; 6. No difficulty in airway and risk of aspiration; 7. Obtain informed consent;
Exclusion criteria
Exclusion criteria: 1. Emergency surgery; 2. Combined with severe cardiopulmonary disease; 3. Presence of contraindications to the use of HFNC (complete obstruction of the upper respiratory tract; basilar skull fracture or nasal bone fracture; patients with poor airway protection and high risk of aspiration); 4. Nasal mass or haemangioma, severely deviated nasal septum; 5. Indoor SpO2<96%
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of oxygen saturation less than 95%.; | — |
Secondary
| Measure | Time frame |
|---|---|
| Adverse reactions that occurred during the operation;Recovery time;Propofol, dexmedetomidine, remifentanil, norepinephrine and other drug use;Oxygen Saturation;Duration of surgery;heart rate;Respiratory rate;Mean arterial pressure;Partial pressure of oxygen in the blood;Partial pressure of carbon dioxide in the blood;Interruption of surgery;Airway intervention;Patient and surgeon satisfaction; | — |
Countries
China
Contacts
Public ContactXieHaiyu
The First Affiliated Hospital of Gannan Medical University
Outcome results
None listed