A 69-year-old female patient presented with a 5.8 cm thoracoabdominal aortic aneurysm Crawford type II after partial arch replacement.She was treated by a branched thoracic endovascular aortic repair procedure using a branched arch endograft with one retrograde branch to the left subclavian artery.After deployment of moondrop quarks a Viabahn as a bridging covered stent to the left subclavian artery, the here deployment line did not detach and the delivery catheter could not be removed.
With the use of a physician-modified sidehole catheter and balloon fixation, the pulling line could be released without displacement of the Viabahn endoprosthesis.