A catheter delivery device for a self-expanding stent including a distal catheter component, a distal sheath disposed over the stent, a proximal catheter shaft defining a tube； a proximal sheath connected to the distal sheath defining a lumen containing the catheter shaft, an open distal end suitable to receive the proximal end of the distal catheter component side-by-side with the distal end of the catheter shaft and； a casing tube surrounding the catheter shaft having a distal end telescopically receiving the proximal end of the distal sheath.
