Clinical application of a formula for calculating the "inspiratory" oxygen fraction on the heart-lung machine prior to extracorporeal circulation

Clinical application of a formula for calculating the "inspiratory" oxygen fraction on the heart-lung machine prior to extracorporeal circulation - FiO2_HLM

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00025063

Enrollment

113

Registered

2021-04-20

Start date

2021-04-12

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

Kardiopulmonaler Bypass

Interventions

Group 1: Patients for cardio-circulatory bypass are recruited. A new formula will be used to adjust the heart-lung machine. No additional diagnostics will be performed on the patient as part of the st

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Elective cardiac surgery with extrakorporal circulation, Hemoglobin concentration > 9 g/dL

Exclusion criteria

Exclusion criteria: Hemoglobin concentration < 9 g/dL

Design outcomes

Primary

Measure	Time frame
arterial partial pressure of oxygen (pO2) after start of extracorporeal circulation	—

Secondary

Measure	Time frame
oxygen transfer volumes of the Medtronic Fusion® and Sorin Inspire® oxygenators	—

Countries

Germany

Contacts

Public ContactJan Turra

Klinik für HerzchirurgieUniversitätsklinikum Heidelberg

Jan.turra@med.uni-heidelberg.de+49 (0) 6221 56 36118

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026