Adelante® Radial sheath introducer with hemostasic valve The Adelante® Radial is the next generation in transradial access sheath introducers, featuring the latest hemostatic valve technology for minimal blood loss during diagnostic angiography or percutaneous coronary intervention. For smooth insertion and removal of a device, it features a hydrophilic coated and kink-resistant sheath. Also, providing an excellent elongated tapered dilator tip for optimal vessel access.