The Catheterization Laboratory is similar to an operating room.
Sterile technique prevents infection.
The physicians who perform the procedure wear gowns, masks, and gloves. Once you are in the Catheterization Laboratory, you lie on a special table and a camera rotates around you. The purpose is to obtain pictures of the heart from different angles. The pictures are taken by an x-ray movie camera located above your chest. During the procedure, you can see the pictures on a special television screen.