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Complex Aortic AneurysmsCARPE-CMDNCT02050113

Complex Aortic Aneurysm Repair Using Physician Modified Endografts and Custom Made Devices

A study testing Custom Made Fenestrated or Branched Stent Graft in people with Complex Aortic Aneurysms and Thoracoabdominal Aneurysms, run by Andres Schanzer at 1 site in United States.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

The purpose of this study is to evaluate the safety and efficacy of custom made devices, Zenith t-Branch devices and physician modification of FDA approved off-the-shelf endovascular grafts in the treatment of patients with complex abdominal aneurysms, aortoiliac aneurysms, thoracoabdominal aneurysms and aortic arch… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Custom Made Fenestrated or Branched Stent Graft
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
600 participants
Where
1 siteUnited States
Study dates
Mar 2014to Mar 2030
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • A patient may be suitable for inclusion in the study if the patient has at least one of the following:
  • Aortic or aortoiliac aneurysm with diameter ≥5.5 cm
  • Aortic or aortoiliac aneurysm with a history of growth ≥1.0 cm per year, or clinical indication for aneurysm repair based on symptoms
  • General Inclusion Criteria
  • <!-- -->
  • Cannot be treated with a currently available non-modified approved device
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  • Symptomatic on presentation and unsafe to wait for the time necessary to obtain a currently available non-modified approved device
  • At least 18 years of age
  • Not pregnant or breastfeeding
  • Willing and able to comply with five years of follow-up
  • Willing and able to provide informed consent prior to enrollment
  • No systemic or local infection that may increase the risk of endovascular graft infection
  • High risk for open surgical repair based on any of the factors below:
  • Anatomic i. Previous abdominal surgery ii. Previous left-sided thoracotomy (if the proposed open repair would require dissection of the thoracic aorta) iii. Previous aortic surgery b. Physiologic i. ASA Category III or higher ii. Age >70 years iii. Previous myocardial infarction, coronary artery disease, or coronary artery stent iv. Coronary stress test with a reversible perfusion defect v. Congestive heart failure vi. COPD

Who cannot join

  • Cultural objection to receipt of blood or blood products
  • Allergy or sensitivity to stainless steel, polyester, polypropylene, solder (tin, silver), gold, or nitinol
  • Anaphylactic reaction to contrast that cannot be adequately pre-medicated
  • Uncorrectable coagulopathy
  • Unstable angina (defined as angina with a progressive increase in symptoms, new onset at rest or nocturnal angina, or onset of prolonged angina)
  • Patient has active malignancy with life expectancy of less than 2 years
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  • Patient has life expectancy less than two years
  • Anatomical Exclusion Criteria
  • Significant occlusive disease, tortuosity, or calcification that would prevent endovascular access
  • Proximal neck length ≤25 mm
  • Proximal neck, measured outer wall to outer wall on a sectional image (CT)
  • For use of Zenith Flex: diameter >32 mm or <18 mm
  • For use of Zenith TX2: diameter >38 mm or <24 mm (for proximal and distal neck diameter)
  • Proximal neck angulated more than 60 degrees relative to the long axis of the aneurysm
  • Proximal neck diameter change over the length of the proximal seal zone >4 mm
  • Proximal seal site with a circumferential thrombus/atheroma
  • Iliac artery diameter, measured inner wall to inner wall on a sectional image (CT) <7.0 mm at any point along access length (prior to deployment)
  • Ipsilateral iliac artery fixation site diameter, measured inner wall on a sectional image (CT) >21 mm at distal fixation site
  • Iliac artery distal fixation site <10 mm in length
  • Non-bifurcated segment of any artery to be stented < 15 mm in length
  • Artery to be stented with a maximum diameter <3 mm or >10 mm at the vessel ostium
  • Inability to maintain at least one patent hypogastric artery

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

Shauneen Valliere, MSN, NP contact

508-856-1767

shauneen.valliere@umassmed.edu

United States1 site, 1 recruiting
  • UMass Memorial Health Care - University Campus

    Worcester, Massachusetts, 01655

    Shauneen Valliere, MSN, NP, 508-856-1767, shauneen.valliere@umassmed.edu

    Andres Schanzer, MD, 508-856-5599, andres.schanzer@umassmemorial.org

    Recruiting

Other trials in United States

About this study

The purpose of this study is to evaluate the safety and efficacy of custom made devices, Zenith t-Branch devices and physician modification of FDA approved off-the-shelf endovascular grafts in the treatment of patients with complex abdominal aneurysms, aortoiliac aneurysms, thoracoabdominal aneurysms and aortic arch aneurysms who (1) have anatomy not suitable for endovascular repair using grafts currently marketed in the United States,(2) are deemed unsafe to wait the required time necessary for commercial endograft manufacturing, and (3) are at high risk for open surgical repair. Amendment to the study has created a cohort open to people with connective tissue diseases such as Marfan, Ehlers-Danlos or Loey-Dietz syndromes to enroll in the trial. An additional amendment to the study allows the use of a custom made device to treat an aneurysm in the aortic arch.

Read the detailed description

Endovascular repair of complex aortic aneurysms is limited by the need to maintain blood flow to the critical organs that receive blood from the aorta, such as the kidneys, liver and intestines. While there are some commercially available devices that may treat some of these patients these devices may not be suitable or available for a given patient. In this study we will use custom made devices manufactured by Cook, Inc, Zenith t-Branch devices and off-the-shelf, FDA approved devices which are altered by creating fenestrations (holes) in the stent graft that allow additional stents to be inserted into the blood vessels that supply blood to these critical organs.

Determination of which type of endograft to use will be based on the patient's anatomy and the perceived urgency of the need for repair. This decision will be made by the study team and confirmed by a 3rd party reviewer who is not an investigator on the study team. After ensuring that a patient meets inclusion and exclusion criteria for participation in the CARPE-CMD study, the perceived urgency for repair will be evaluated given the 6-8 week required time for manufacture of a CMD device.

If the patient's aneurysm is not symptomatic and if, at the discretion of the treating surgeon, the patient is deemed safe to wait 8 weeks until repair, the patient will be considered non-urgent. Non-urgent patients will undergo repair with a CMD device.

If the patient's aneurysm is symptomatic and if, at the discretion of the treating surgeon, the patient is deemed unsafe to wait 8 weeks until repair, the patient will be considered urgent. Urgent patients will undergo repair with a t-branch device (if anatomy suitable) Urgent patients who do not have anatomy suitable to a t-branch device or patients who are not deemed safe to wait for the device to be obtained, will undergo repair with a physician modified device.

The device is inserted into the body through two small punctures or incisions in the groin. Small stents will be inserted through the stent graft fenestrations into the major blood vessels affected by the aneurysm so that blood flow is maintained to these organs.

Being tested
Custom Made Fenestrated or Branched Stent Graft
Keywords
Complex Aortic Aneurysms, Thoracoabdominal Aneurysms, Pararenal Aortic Aneurysms, Juxtarenal Renal Aneurysms, Endovascular Branch Graft, Fenestrated Stent Graft, Abdominal Aortic Aneurysm, Endovascular, Aortic Dissection, Aortic Arch Aneurysms
Medical subject headings
Marfan Syndrome, Ehlers-Danlos Syndrome, Loeys-Dietz Syndrome, Aneurysm, Aortic Arch, Aortic Aneurysm, Abdominal, Aortic Dissection

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Custom Made Fenestrated or Branched Stent GraftDevice

    Also called t-Branch Device, Physician Modified Device, Arch Branch Device

    The surgeon will place a custom made graft, t-Branch device or modify commercially available stent grafts to match the anatomy of the patient being treated. Small fenestrations (holes) will be made in the stent graft so that additional stents can be inserted through the fenestration and into the blood vessels that lead to the kidneys, intestines or liver. These stents allow blood to flow freely to these organs. If the aneurysm is in the aortic arch stents may be placed in the carotid and subclavian arteries. This surgery is done through small incisions in the groin and sometimes in the upper arm.

Study groups in NCT02050113
Study groupRoleWhat they receive
Endovascular repairExperimentalEndovascular repair of Complex Aortic Aneurysm using a physician modified stent graft. custom made device or arch branch device.
Receives: Device: Custom Made Fenestrated or Branched Stent Graft

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The effectiveness of physician modified endovascular grafts will be determined by evaluating the proportion of patients that achieve Treatment Success

    Treatment success is a combination of technical success, and freedom at 12 months from the following: Type 1 and 3 Endoleaks, Stent migration of more than 10 mm, aortic aneurysm enlargement sac enlargement of more than 5 mm, aneurysm rupture and conversion to open repair.

    Measured: 12 months post procedure

Secondary outcomes (1)
  1. Incidence of Major Adverse Events

    Major adverse events include death, myocardial infarction, stroke, respiratory failure, paralysis, bowel ischemia, and procedural blood loss of greater than 1 liter.

    Measured: Within 30 days of the initial procedure

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Jan 2014 (estimated)
  2. Study startMar 2014
  3. Primary completionMar 2030 (estimated)
  4. Study completionMar 2030 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
600 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02050113
Sponsor's protocol ID
CARPE-01
Acronym
CARPE-CMD
Status last verified
Oct 2025
First submitted
28 Jan 2014
Last updated
22 Oct 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes

Publications

  • Mesnard T, Huang Y, Schanzer A, Timaran CH, Schneider DB, Mendes BC, Eagleton MJ, Farber MA, Parodi FE, Gasper WJ, Beck AW, Sweet MP, Zetterval SL, Lee A, Oderich GS; United States Aortic Research Consortium. Multicenter Prospective Evaluation of Patient Radiation Exposure During Fenestrated-branched Endovascular Aortic Repair: A Ten-year Experience. Ann Surg. 2026 Jul 1;284(1):184-193. doi: 10.1097/SLA.0000000000006676. Epub 2025 Feb 18.

    PubMed 39963789
  • Oderich GS, Huang Y, Harmsen WS, Tenorio ER, Schanzer A, Timaran CH, Schneider DB, Mendes BC, Eagleton MJ, Farber MA, Gasper WJ, Beck AW, Sweet MP, Lee WA; United States Aortic Research Consortium. Early and Late Aortic-Related Mortality and Rupture After Fenestrated-Branched Endovascular Aortic Repair of Thoracoabdominal Aortic Aneurysms: A Prospective Multicenter Cohort Study. Circulation. 2024 Oct 22;150(17):1343-1353. doi: 10.1161/CIRCULATIONAHA.123.068234. Epub 2024 Jul 11.

    PubMed 38989575
  • Finnesgard EJ, Beck AW, Eagleton MJ, Farber MA, Gasper WJ, Lee WA, Oderich GS, Schneider DB, Sweet MP, Timaran CH, Simons JP, Schanzer A; United States Aortic Research Consortium. Severity of acute kidney injury is associated with decreased survival after fenestrated and branched endovascular aortic aneurysm repair. J Vasc Surg. 2023 Oct;78(4):892-901. doi: 10.1016/j.jvs.2023.05.034. Epub 2023 Jun 16.

    PubMed 37330702
  • Aucoin VJ, Motyl CM, Novak Z, Eagleton MJ, Farber MA, Gasper W, Oderich GS, Mendes B, Schanzer A, Tenorio E, Timaran CH, Schneider DB, Sweet MP, Zettervall SL, Beck AW; U.S. Aortic Research Consortium. Predictors and outcomes of spinal cord injury following complex branched/fenestrated endovascular aortic repair in the US Aortic Research Consortium. J Vasc Surg. 2023 Jun;77(6):1578-1587. doi: 10.1016/j.jvs.2023.01.205. Epub 2023 Apr 13.

    PubMed 37059239
  • Finnesgard EJ, Simons JP, Jones DW, Judelson DR, Aiello FA, Boitano LT, Sorensen CM, Nguyen TT, Schanzer A. Initial single-center experience using Fiber Optic RealShape guidance in complex endovascular aortic repair. J Vasc Surg. 2023 Apr;77(4):975-981. doi: 10.1016/j.jvs.2022.11.041. Epub 2022 Nov 13.

    PubMed 36384183
  • Alqaim M, Cosar E, Crawford AS, Robichaud DI, Walz JM, Schanzer A, Simons JP. Lumbar drain complications in patients undergoing fenestrated or branched endovascular aortic aneurysm repair: Development of an institutional protocol for lumbar drain management. J Vasc Surg. 2020 Nov;72(5):1576-1583. doi: 10.1016/j.jvs.2020.02.013. Epub 2020 Apr 2.

    PubMed 32249045
  • Schanzer A, Baril D, Robinson WP 3rd, Simons JP, Aiello FA, Messina LM. Developing a complex endovascular fenestrated and branched aortic program. J Vasc Surg. 2015 Mar;61(3):826-31. doi: 10.1016/j.jvs.2014.08.121. Epub 2015 Jan 13.

    PubMed 25595400

Questions about this trial

What is this clinical trial studying?

A study testing Custom Made Fenestrated or Branched Stent Graft in people with Complex Aortic Aneurysms and Thoracoabdominal Aneurysms, run by Andres Schanzer at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 14 inclusion and 22 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 22 Oct 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Shauneen Valliere, MSN, NP (508-856-1767, shauneen.valliere@umassmed.edu), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The effectiveness of physician modified endovascular grafts will be determined by evaluating the proportion of patients that achieve Treatment Success (time frame: 12 months post procedure). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02050113, which also lists 7 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 Oct 2025.

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