Detection of respiratory variations following anesthesia induction via electrical impedance tomography

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00012581

Enrollment

Registered

2017-06-14

Start date

2017-06-16

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

anesthesia induction

Interventions

Group 1: The regional ventilation of patients scheduled for elective surgery under general anesthesia will be continuously recorded via electrical impedance tomography. In total, anesthesia inducti

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: age > 18 years, elective surgery, ASA classification I or II, informed consent

Exclusion criteria

Exclusion criteria: pregnancy, known difficult airway, emergency procedure, risk of aspiration, pacemaker / implantable cardioverter/defibrillator or other active implants, known pulmonary disease

Design outcomes

Primary

Measure	Time frame
Regional Ventilation (via EIT), recorded continuously during anesthesia induction.	—

Secondary

Measure	Time frame
Airway flow and airway pressure: continuously recorded during anesthesia induction. SpO2, etCO2, bispectral index, train-of-four ratio: recorded during anesthesia induction in intervals of 2.5 minutes.	—

Countries

Germany

Contacts

Public ContactStefan Schumann

Klinik für Anästhesiologie und IntensivmedizinUniversitätsklinikum Freiburg

stefan.schumann@uniklinik-freiburg.de+49 761 270 23290

Outcome results

None listed

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