Comparison of end tidal carbon dioxide level along the time of surgery between pressure support ventilation versus spontaneous ventilation in general anesthesia under laryngeal mask airway in breast surgery
Not Applicable
Completed
- Conditions
- Patients ASA 1DŽ who undergo breast surgery unger general anesthesia with laryngeal mask airway
- Registration Number
- TCTR20190806001
- Lead Sponsor
- o
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 38
Inclusion Criteria
-Patients age 18-65 years old who undergo breast surgery under general anesthesia with laryngeal mask airway
-ASA physicl status 1-2
-Inform consent
Exclusion Criteria
-BMI more than or equal to 30 kg/m2
-Risk of aspiration such as pregnancy, intraabdominal infection, GERD, gut obtruction
-Respiratory disease such as asthma, COPD, lung mass, pulmonary TB
-Predicted difficult intubation
-Patients' refusal
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Time to event of hypercarbia during general anesthesia with laryngeal mask airway under spontaneous 50 minute after induction End tidal carbon dioxide
- Secondary Outcome Measures
Name Time Method Trend of peak inspiratory pressure every 5 min, 50 min after induction case record form,Trend of end tidal sevoflurane every 5 min, 50 min after induction case record form,Trend of peak inspiratory pressure (PIP) every 5 min, 50 min after induction case record form,Trend of expired tidal volume every 5 min, 50 min after induction case record form,Trend of PIP-positive end expiratory pressure every 5 min, 50 min after induction case record form