Elimination of sevoflurane after conversion from inhaled to total intravenous anesthesia

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00032911

Enrollment

Registered

2023-10-24

Start date

2023-11-01

Completion date

Unknown

Last updated

2026-06-22

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

Conditions

T88.3

Interventions

Group 1: Active charcoal filters + fresh gas flow 10L/min Group 2: Fresh gas flow 10L/min

Eligibility

Sex/Gender

All

Age

No minimum to 18 Years

Inclusion criteria

Inclusion criteria: Patients with inhalational anesthesia induction using sevoflurane followed by planned change to total intravenous anesthesia.

Exclusion criteria

Exclusion criteria: Patients with suspected or proven increased risk of malignant hyperthermia. Patients for whom the expected duration of the operation is less than 60 minutes.

Design outcomes

Primary

Measure	Time frame
Time to sevoflurane concentration < 5 ppm.	—

Secondary

Measure	Time frame
Rebound of sevoflurane concentration > 5 ppm within 60 min in the inspiratory breathing hose. Sevoflurane concentration after 60 minutes in the inspiratory breathing hose.	—

Countries

Germany

Contacts

Public ContactSebastian Heiderich

Medizinische Hochschule Hannover

heiderich.sebastian@mh-hannover.de+49 511 532 2489

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 27, 2026