A 41 y.o. man complains of acute pain in the right side of the thorax and sudden increase of dyspnea following the lifting of heavy object. The patient's condition is serious: lips and mucous are cyanotic, breathing rate is 28 per min, pulse-122 bpm., AP- 80/40 mm Hg. There is tympanitis on percussion and weakened breathing on auscultaion on the right. S2 is accentuated over pulmonary artery. What is the urgent measure on the prehospital stage?