A Prospective, Multicenter, Non-Blinded, Non-Randomized Study of the RelayPro Thoracic Stent-Graft in Subjects With Thoracic Aortic Aneurysms and Penetrating Atherosclerotic Ulcers

Inclusion Criteria:

• Subject must be ≥ 18 years of age.
• Subject has specified disease in his/her descending thoracic aorta.
• Subject have anatomical compliance for the device specified for both access vessels and treatment area.
• Subject must be willing to comply with the follow-up evaluation schedule.
• Subject (or Legally Authorized Representative) agrees an Informed Consent Form prior to treatment.

Exclusion Criteria:

• Subject has specified disease of the thoracic aorta which is not included in the trial, for example: aortic dissection, intramural hematoma, traumatic injury or transection, aortic false aneurysm, ruptured aneurysm.
• Subject anatomy with significant stenosis, calcification, thrombus or tortuosity.
• Subjects with specified compromised circulation.
• Subjects with specified prior procedures.
• Subjects with allergy to contrast media or device components.
• Subjects with disease, for example: suspected connective tissue disorder, specified coagulation disorders, specified coronary artery disease, severe congestive heart failure, stroke and/or Myocardial Infarction (MI) as specified, specified pulmonary disease, specified renal failure.
• Subjects that are pregnant or planning to become pregnant during the course of the study.