The ‘curare cleft’ is not the first sign of respiratory effort

1 Inadvertent Perioperative Hypothermia. The Management of Inadvertent Perioperative Hypothermia in Adults, The National Institute for Health and Clinical Excellence. London, 2008. 2 Marders J. FDA encourages the reporting of medical device adverse events, free hosing hazards. APFS Newsletter 2002; 17: 42. 3 Uzam G, Mutluoglu M, Evine R et al. Severe burn injury associated with the misuse of forced air warming device. J Anaesth 2010; 24: 980–981. 4 Truell KD, Bakerman PR, Teodori MF et al. Third degree burns due to the intraoperative use of a Bair Hugger warming device.Ann Thorac Surg 2000; 69: 1933–1934.