neck extension meaning in English
俯卧抬头
Examples
- The main causes of difficult tracheal intubation were the limitations of neck extension ( n = 1 169 ) , mouth opening ( n = 889 ) , both neck extension and mouth opening ( n = 698 ) , and micromaxillary deformity ( n = 69 )
造成困难插管的原因有：头后仰活动受限( 1169例) ，张口活动受限( 889例) ，头后仰活动受限复合张口活动受限( 698例)和小颌畸形( 69例) 。