Grade I – full view of glottis (can see 100% of black hole)
Grade 2a – partial view of glottis (can less than 100% of black hole) [More…]
International Anesthesia Research Society
Grade I – full view of glottis (can see 100% of black hole)
Grade 2a – partial view of glottis (can less than 100% of black hole) [More…]