NCT07386028

Brief Summary

This study investigates outcomes after hemiarch repair in patients with chronic ascending aortic disease. The patients will be divided into two groups according to surgical approach: 100 patients will undergo hemiarch repair via full sternotomy (FS group) and 100 patients will receive hemiarch repair via J-shaped mini-sternotomy (MS group). Early and late outcomes will be recorded.

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
200

participants targeted

Target at P75+ for not_applicable

Timeline
19mo left

Started Jul 2022

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress71%
Jul 2022Dec 2027

Study Start

First participant enrolled

July 10, 2022

Completed
3.4 years until next milestone

First Submitted

Initial submission to the registry

December 10, 2025

Completed
2 months until next milestone

First Posted

Study publicly available on registry

February 4, 2026

Completed
1.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2027

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2027

Last Updated

February 5, 2026

Status Verified

January 1, 2026

Enrollment Period

5.4 years

First QC Date

December 10, 2025

Last Update Submit

February 3, 2026

Conditions

Keywords

ascending aortic aneurysmaortic replacementsternotomymini-sternotomy

Outcome Measures

Primary Outcomes (1)

  • Early mortality

    The difference in the incidence of early mortality between groups (p-value).

    during follow-up time - 60 months

Secondary Outcomes (11)

  • Delirium (percent)

    Perioperative/Periprocedural

  • Transient ischemic attack (percent)

    Perioperative/Periprocedural

  • Stroke (percent)

    during follow-up time - 60 months

  • Respiratory failure (percent)

    Perioperative/Periprocedural

  • New arrythmia (percent)

    during follow-up time - 60 months

  • +6 more secondary outcomes

Study Arms (2)

Full Sternotomy

ACTIVE COMPARATOR

100 patients who will undergo hemiarch repair via full sternotomy

Procedure: Full sternotomy

Mini J-Sternotomy

ACTIVE COMPARATOR

100 patients who will undergo hemiarch repair via J-shaped mini-sternotomy

Procedure: J-shaped mini-sternotomy

Interventions

hemiarch repair via full sternotomy

Full Sternotomy

hemiarch repair via J-shaped mini-sternotomy

Mini J-Sternotomy

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Signed informed consent.
  • Ascending aorta greater than 5 cm without involving the aortic arch

You may not qualify if:

  • Acute aortic dissection or urgent/emergent cases.
  • Redo aortic surgery.
  • Aortic arch surgery.
  • Concomitant CABG or left ventricle restoration

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Cardiology Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences, Tomsk, Russia

Tomsk, 634012, Russia

RECRUITING

MeSH Terms

Conditions

Aneurysm, Ascending Aorta

Condition Hierarchy (Ancestors)

Aortic Aneurysm, ThoracicAortic AneurysmAneurysmVascular DiseasesCardiovascular DiseasesAortic Diseases

Study Officials

  • Boris N. Kozlov, MD, PhD

    Cardiology Research Institute, Tomsk National Research Medical Center

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Dmitri S. Panfilov, MD, PhD

CONTACT

Andrey V. Sofronov

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 10, 2025

First Posted

February 4, 2026

Study Start

July 10, 2022

Primary Completion (Estimated)

December 1, 2027

Study Completion (Estimated)

December 1, 2027

Last Updated

February 5, 2026

Record last verified: 2026-01

Data Sharing

IPD Sharing
Will not share

Locations