Easier placement and accurate positioning facility of the new Webster HIS Catheter is used to get distinct HIS signals. Efficient placement and exact positioning is achieved by the Preshaped HIS curve. The catheter can be automatically recognized for the Carto 3 System. Fast connect cable with implied color provides error free set up. The device gets an outstanding stability through optimizing the HIS curve design. The device has dependable electrode contact and offers separate HIS signals and accurate signal resolution.