A female patient applied to the oral surgery department and underwent radical maxillary sinusotomy with plastic repair of fistula through the alveolar socket of the extrated 27 tooth. Infiltration and all the peripheral block anaesthesias of the left upper jaw were performed with 6,0 ml of 2% lidocaine solution. 3 minutes later the patient registered double vision in her left eye, inability to close it. Which of the performed anaesthesias is the reason for the above-mentioned presentations?