An apparatus for expanding and modifying ostia of the paranasal sinuses and other intranasal or paranasal structures

摘要

A system for diagnosing and / or treating noses in addition to cavities inflammations or other malfunctions, which relate to the paranasal sinuses, comprising:a guide catheter (200, 218, 224) for insertion into a nasal cavity, comprising a proximal end, a distal end and a lumen which is derived from the proximal end to the remote end, the guide catheter one or several preformed curves or bends includes;a guide wire (1004, 202, 210, 220, 416), which, by the lumen of the guide catheter can be introduced; anda balloon catheter (204, 208, 212, 214, 230, 300, 302, 418, 522, 530, 546, 668, 812, 820) which, by means of the guide wire through the guide catheter (1002, 200, 206) can be advanced in a natural ostium of a device to be introduced in order to expand the ostium,the balloon (504, 510, 518, 526) of the balloon catheter (204, 208, 212, 214, 230, 300, 302, 418, 522, 530, 546, 668, 812, 820) is folded in such a,..