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Thoracoscopic vs. open mammary artery harvesting in direct minimally invasive coronary bypass surgery – clinical and histomorphological examination

Thoracoscopic vs. open mammary artery harvesting in direct minimally invasive coronary bypass surgery – clinical and histomorphological examination - TOMAS study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00038979
Enrollment
162
Registered
2026-01-29
Start date
2024-04-05
Completion date
Unknown
Last updated
2026-02-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

I25.9

Interventions

Group 1: Thoracoscopic harvesting of the mammary artery. Within the scope of this study, specific examinations and assessments are performed at defined time points. Pulmonary function testing is condu

Sponsors

Universitätsklinikum Bonn
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients with coronary heart disease 2. Consent of the patient after detailed explanation of the study being conducted 3. Patients with coronary heart disease and surgical findings that can be treated with minimally invasive bypass surgery

Exclusion criteria

Exclusion criteria: 1. Preoperative Forced Expiratory Volume in 1 Second 35 3. Patient lacks capacity to give consent

Design outcomes

Primary

MeasureTime frame
• Postoperative pain determined using the pain scale (1-10) • Lung function (Forced Expiratory Volume in 1 Second, Vital Capacity and Diffusing Capacity of the Lung for Carbon Monoxide) • Length of hospital stay

Secondary

MeasureTime frame
• Duration of surgery • Length of stay in intensive care • Postoperative troponin levels • Neurological symptoms affecting the arm • Hemothorax and postoperative bleeding

Countries

Germany

Contacts

Public ContactFarhad Bakhtiary

Universitätsklinikum Bonn

herzchirurgie@ukbonn.de+49228-287 14190

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 7, 2026