 Initially, I tried to use the thoracentesis set after 1% Xylocaine had been infiltrated, but the needle of the system was just too short to reach the pleural cavity due to the patient's very thick chest wall. 
Initially , I tried to use the thoracentesis set after 1 % Xylocaine had been infiltrated , but the needle of the system was just too short to reach the pleural cavity due to the patient 's very thick chest wall .