The gallbladder stones
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) Patients undergoing laparoscopic cholecystectomy in the General Hospital of the Northern Theater Command; 2) Participate voluntarily and sign informed consent; 3) ASA I - III; 4) Aged 18 to 70 years, BMI<=30Kg/m; 5) CO2 pneumoperitoneal pressure <=12mmHg.
Exclusion criteria
Exclusion criteria: 1) The patient refuses or cannot give informed consent; 2) Pharynx infection or other pathological changes, such as oropharyngeal malformation, throat hematoma, abscess, etc. 3) Patients with reflux risk, such as hiatus hernia, obesity, pregnancy, and history of reflux; 4) Patients with laryngeal spasm, bronchospasm and laryngeal obstruction; 5) Full stomach, not fasting or water; 6) Patients with abdominal trauma, gastrointestinal bleeding and respiratory hemorrhage; 7) Patients with potential airway obstruction, such as trachea compression, trachea softening patients; 8) Patients with respiratory system infection or other pathological changes, such as pulmonary hypertension and COPD; 9) Allergic to latex products.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Oropharyngeal leakage pressure; | — |
Secondary
| Measure | Time frame |
|---|---|
| Mean arterial pressure;Heart rate;Pulse oxygen saturation;Bispectral index;Effective insertion time;Insert the number of times;Glottis view score;PCO2 at end of breath;Actual tidal volume;Peak airway pressure; | — |
Countries
China
Contacts
General Hospital of the PLA Northern Theater Command