LAUSR

https://e-kcj.org Balloon expandable intravascular stents have been used with success to support vessel walls after dilation in the coronary and peripheral circulations in adults. After the Palmaz stent has been studied by Mullins et al.,1) balloon expandable stents have been used for obstructive vascular lesions that tend to recoil after dilatation in the management of congenital heart disease. The use of self-expandable stents was subsequently applied to patients who had stenotic pulmonary vessels, obstructive right ventricle outflow tract, and coarctation of aorta.2)3) By its flexibility and conformity, the self-expandable stents have been used in various clinical applications, such as the gastrointestinal tract, respiratory tract, and cardiovascular system.