| 摘要 |
The invention discloses a balloon system for treating sinusitis or allergic rhinitis, comprising a central inner tube, a balloon to be filled and a balloon catheter outer tube, all of which axially extend; the central inner tube including a distal end part and a proximal end part detachably connected with each other by a connector in axial direction; a first end of the balloon is connected to the distal end part, and a second end of the balloon and the balloon catheter outer tube are detachably connected with each other by the connector; the balloon catheter outer tube is radially outwardly spaced from the proximal end part, the connector includes a first grommet and a second grommet rotating coaxially and relatively fixed with each other in axial direction, each of the first grommet and second grommet has at least one gas port. The balloon system for treating sinusitis or allergic rhinitis of the invention can be used to deliver the medicine according to the prescribed dosage during and/or after minimally invasive surgery, and also can be used after sinus atherectomy or used directly without sinus atherectomy. The filled balloon is retained in the diseased region of the patient for short-term or long-term temporal support. |
