Effects of Different Flow Anesthesia on Atelectasis

Evaluation Of Peroperative Atelectasis In Minimal, Low And Medium Flow Anesthesia By Lung Ultrasound Score

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT05381701

Enrollment

Registered

2022-05-19

Start date

2021-01-01

Completion date

2021-12-31

Last updated

2022-05-19

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

Conditions

Atelectasis; Due to Anesthesia, General Anesthesia, Low- Flow Anesthesia, Minimal Flow Anesthesia

Keywords

Lung Ultrasound Score, Minimal Flow Anesthesia, Atelectasis

Brief summary

Evaluation of atelectasis that may be caused by different flow rate anesthesia applications during the operation with lung ultrasound score.

Interventions

PROCEDURELung Ultrasound Score

Measuring the atelectasis area by ultrasound guidance from 12 different regions of the lung

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to 65 Years

Healthy volunteers

Yes

Inclusion criteria

* operation time 2-5 hours * elective septoplasty and rhinoplasty * ASA I-II

Exclusion criteria

* morbid obesity * malignant hyperthermia * opioid sensitivity * alcohol or drug addiction * congestive heart failure * chronic obstructive pulmonary disease * coronary artery disease * anemia * liver and kidney diseases * pregnancy * breast-feeding * history of allergy to drugs used

Design outcomes

Primary

Measure	Time frame	Description
assessment of lung ultrasound score	Change from Baseline and 30 minute after emergence	Effect of different flow anesthesia on lung ultrasound score

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026