Since chest tubes have been routinely used to drain the pleural space, particularly after lung surgery, the management of chest tubes is considered to be essential for the thoracic surgeon. The pleural drainage system requires effective drainage, suction, and water-sealing.
1 The Passport Card can be used on cruises to the Caribbean and Bermuda, in addition to land border crossings to Canada and Mexico.  The US State Department started accepting applications for the Passport Card on February 1st, 2008.
What is a US Passport Card? The US Passport Card is a fully valid passport. You can use this credit-card-sized document to reenter the United States from Mexico, Canada, Bermuda and the Caribbean when traveling by land or sea. It is smaller and more convenient to carry than a passport book, and it is less expensive to obtain.