Method for positioning an access sheath and a security guide, a catheter for positioning an access sheath and a catheter-access sheath assembly

摘要

A catheter for positioning an access sheath and a security guide next to the sheath for an intervention in a difficult-to-access area within the body. The catheter comprises at least one security channel for positioning a guide, extending between an outer hole and an inner hole. A wall of the catheter extends between both holes of the security channel arranged to open under an action of peel strength directed from inside to outside the channel.