1 1902 Willis Haviland Carrier invented the first air conditioner to control the temperature and humidity of a printing company, marking the first time effort taken to control the temperature of the surroundings. 2  This starts the history of air conditioning.
Following the introduction and widespread use of central venous catheters (CVCs) in adult patients, these devices are now frequently used also in the pediatric population. They have become an indispensable route for venous access, especially in pediatric intensive care units (PICUs).
Removal of Central Line Procedures. health centre sign. When a central venous catheter is inserted at any vein sites, such as the femoral, subclavian and internal jugular vein sites, it is called a central line. These devices are preferred in adults and children who have no peripheral access and in those who require long-term intravenous access.