Introducer Sheath Kit is mainly used to apply percutaneous channel for catheter, balloon or other similar devices insert into the vessel in the Percutaneous Transluminal Angiography(PCI) . 
The scalpel is mainly used to cut the skin for intervention operation, the introducer needle is mainly used to apply channel for the guide wire, the guide wire is mainly used to provide convenience for the insertion of the dilator together with the introducer sheath, the dilator is mainly used to dilate the introducer sheath to facilitate for inserting into the vessel, and the sheath is mainly use to facilitate the insertion of angiographic catheter, balloon or other similar catheters.