Dec 4, '04. a cordis is a large-bore, usually single-lumen central line. it can be placed ij, subclavian, or femoral. it is also sometimes called an introducer, becuase it is frequently used as a pathway for a swan ganz (pa catheter) or transvenous pacer (the swan or pacer is floated through the cordis).
Best Answer: Why are they called 'magic markers'? The inventor Sidney Rosenthal named his new marking device Magic Marker because of its ability to mark on almost every surface. History of Pens & Writing Instruments. The first marker was probablythe felt tip marker, created in the 1940's. It was mainly used for labeling and artistic applications.
With the magnetic surface, they can also be used as a bulletin board. Our 50 Year Guarantee promises that these porcelain on steel boards won't scratch, stain, dent or ghost. Dura-Rite Markerboards, our moderate use dry erase boards, offer a durable and dust-free writing surface at a low price. For light use, there's our Magne-Rite PVC-coated steel dry erase whiteboards and the TUF-Rite thermal fused melamine whiteboards.