The lowest value of SpO2 during modified electroconvulsion therapy (MECT)
Conditions
Interventions
Supraglottic High-Frequency Jet Ventilation Group (H Group):Supraglottic High-Frequency Jet Ventilation (HFJV): Nasal insertion of Weil's nasopharyngeal jet tube, driving pressure 0.3 bar, initial fre
Mask Positive Pressure Ventilation Group (M Group):Mask Ventilation: Use of disposable anesthesia mask, oxygen concentration 100%, oxygen flow rate 6 L/min.
Sponsors
The Third Affiliated Hospital of Sun Yat-sen University
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. Patients who have signed the informed consent form for MECT after being evaluated by a psychiatrist. 2. American Society of Anesthesiologists physical status I-III, aged 18-65 years. 3. No pulmonary infection or symptoms before operation (no abnormal chest X-ray or chest CT report; normal body temperature ;blood routine WBC(4-10)×10^9/L). 4. Agree to participate in this clinical trial and sign the informed consent form voluntarily.
Exclusion criteria
Exclusion criteria: 1. Allergic to propofol, succinylcholine, soy or egg; 2. Difficult airway predicted before surgery (Mallampati grade III/IV, thyromental distance <6 cm, mouth opening <2 fingers); 3. Diseases affecting normal ventilation (nasal stenosis, rhinitis, etc.); 4.patients with severe heart, lung, brain and other vital organ lesions, or severe liver and renal dysfunction (Child-Pugh grade C, serum creatinine (Scr)=178µmol/L;Blood urea nitrogen (BUN) =9mmol/L); 5. Family members or patients refused to participate in the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Minimum intraoperative SpO2; | — |
Secondary
| Measure | Time frame |
|---|---|
| Vital signs (heart rate, blood pressure, SpO2) at T1 (arrival), T2 (1 min after seizure termination), T3 (respiratory recovery), and T4 (awakening);Surgical duration;Recovery duration;Number of suctioning episodes;Incidence of postoperative pneumonia;Incidence of subclinical respiratory depression;Incidence of hypoxemia;Electroconvulsive therapy parameters (stimulus dose, convulsion duration, inhibition index);Gastric antral cross-sectional area under ultrasound before and after oxygen administration;Anesthesiologist satisfaction score;Psychiatrist satisfaction score;Nursing satisfaction score; | — |
Countries
China
Contacts
Public ContactLuo Gangjian
The Third Affiliated Hospital of Sun Yat-sen University
Outcome results
None listed