Apply sterile gauze to the insertion site , using the airways , breathing and circulation priority -setting framework, application of sterile gauze to the site should be the most important for nurse to further assess.
This allows air to escape and reduces the risk for development of tension pneumothorax. A gentle constant bubbling in the suction control chamber is an expected finding air is being removed . Up and down fall of the fluid level in the water seal chamber upon inspiration and expiration indicates that the drainage system is functioning properly.
Frequent assessment of the respiratory status is important if patient's condition is stable , and worsening that chest tube is functioning correctly. When chest tube become separated from the drainage device then nurse put on gloves , open a sterile bottle of normal saline .
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