Change of the vocal cord angel after neuromuscular blockade during use of a laryngeal mask airway
Not Applicable
Recruiting
- Conditions
- Effect of a laryngeal mask airway on the vocal cord angle during neuromusculare blockade
- Registration Number
- DRKS00031663
- Lead Sponsor
- Klinik für Anästhesiologie und Intensivmedizin, Universitätsklinikum Freiburg
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 48
Inclusion Criteria
Patients, scheduled for general anesthesia with a laryngeal mask airway and need for neuromuscular blockade.
Exclusion Criteria
•missing written consent
•Age < 18 years
•ASA > III
•gastrointestinal disease or complaints
•gastroesophageal reflux disease
•previous operations at the upper gastrointestinal tract
•difficult airway
•end-stage restrictive lung disease
•pregnancy
•BMI > 35 kg/m²
•implanted defibrillators or pacemakers
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Change of the vocal cord angle due to neuromuscular blocking agent
- Secondary Outcome Measures
Name Time Method Influence of the placement of a laryngeal mask airway on vocal cord angle<br>Comparisson of the vocal cord angle meassured in the endoscopic picture with the vocal cord angle detected with sonography<br>Evluation of vocal cord movements depending on mechanical ventilation and neuromuscular blockade<br>Meassurment of the cross sectional area of the glottal aperture depending on neuromuscular blockade<br>Evlaution of an Electroglottography signal, recorded during mechanical ventilation via a laryngeal mask airway<br>Effect of neuromuscular blocking on resistance and compliance of the respiratory system<br>Comparison of change of the vcal cord angle and change of the resistance of the respiratory system during neuromuscular blockade<br>Effect of a neurmuscular blocking agent of the oropharyngeal leaking pressure