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Updated: Apr 30, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
Published on: August 1, 2025
Successful open repair of blunt traumatic thoracoabdominal aortic injury with concomitant L1/L2 fracture-dislocation
Yuta Kanazawa1,2, Akihiro Yoshitake3, Shota Takaki3
1Department of Cardiovascular Surgery, Saitama Medical University International Medical Center, 1397-1 Yamane, Saitama, 350-1298, Hidaka, Japan. yk1223@saitama-med.ac.jp.
Background:
Although rare, blunt traumatic aortic injury occurs in the aortic isthmus and rarely in the thoracoabdominal aorta.
Case Presentation:
A 56-year-old man became unconscious after falling from the third floor during a suicide attempt. Computed tomography revealed a thoraco-abdominal aortic injury (pseudo-aneurysm) and a posterior dislocation fracture at L1/L2. Thoraco-abdominal aortic graft replacement was performed 3 d after the injury, and posterior spinal fusion was performed 10 d later.
Conclusions:
Thoracic endovascular aortic repair is usually performed for blunt traumatic aortic injury of the aortic isthmus; however, open surgery is required for blunt traumatic aortic injury of the thoracoabdominal aorta.
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Fractures: Bone Repair
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...

