喉罩的使用(强烈推荐).pptVIP

New Extratracheal Airway -LMA COPA- Laryngeal Mask Airway (LMA) Sizes of Classic LMA Induction for LMA Insertion Standard Insertion Technique Failure of LMA Insertion Advantages Problems LMA- Positive Pressure Ventilation Airway Sealing Pressure-Mucosal Pressure Rules for Positive Pressure Airway Pressure in LMA ETT Influence of Head/Neck Position Aspiration Related to LMA Specific Uses of LMA Survey of laryngeal airway usage in 11,910 patients Hemodynamic and IOP response Endoscopic Procedure Flexible Reinforced LMA Pediatric Surgical Procedures Difficult Intubation-LMA Intubation through LMA Emergency Airway Management Difficult airway algorithm with LMA Contraindication Intubating LMA Blind Intubation through ILMA Tips for Use of LMA Gastric LMA Cuffed Oropharyngeal Airway(COPA) In Spontaneous Breathing Anesthesia Adjuvant to fiberoptic tracheal intubation For Ambulatory Anesthesia 1992 Greenberg and Toung Modifed Guedel airway with distal cuff and proximal 15 mm connector 4 sizes (8, 9, 10, 11) COPA LMA (n=302) (n=151) First insertion 81% 89% No of airway manipulation 1.1(1.6) 0.1(0.2) Continuous airway support 30% 0% Blood on device 5.8% 15.3% Sore throat 4.7% 21.9% Greenberg RS et al; Anesthesiology 1998; 88: 970-7 Uezono S et al; Anesthesiology 1998; 88: 1677 Greenberg Kay; BJA 82;395 * Dong-A University Hospital Chanjong Chung M.D. Airway Management Dr A.I.J. Brain (1981) UK(1988) , US (1991) Types of LMA Classic LMA Reinforced flexible LMA (RLMA) Intubating LMA (ILMA) Gastric LMA ~ Adequate level to obtund laryngeal reflex - propofol 2-2.5 mg/kg thiopental (CJA 19