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Status unknownNCT04008758Updated Mar 6, 2023

Recruitment Maneuver Using Lung Ultrasound in Trauma Patients

An interventional study of Ultrasound in Recruitment and Trauma, sponsored by Ajou University School of Medicine. Status unknown at 1 site in Korea, Republic of. Open to participants aged 19 Years and older. Per ClinicalTrials.gov, last updated 2023-03-06.

Sponsored by Ajou University School of Medicine · Not applicable, Interventional, and Supportive care

The sponsor has not verified this record recently (last verified Mar 2023), so the status shown — last known as Recruiting — may be out of date.
Phase
Not applicable
Study type
Interventional
Enrollment
70
Allocation
Randomized
Ages
19 Years and older
Sex
All
01

Study summary

In trauma patients, the incidence of pulmonary contusion is frequent. Recruit maneuver using lung ultrasound could be improve oxygenation in trauma populatioin, howevere, there is no previous study. The aim of this study is evaluation of the efficacy of lung recruitment using ultrasound in perioperative period in trauma patients.

Read the detailed description

In trauma patients, the incidence of pulmonary contusion is 17-75%. Pulmonary contusioin leads to atelectasis, lung consolidatioin. Finally it could results acute respiratory distress syndrome.

Lung ultrasound is non-invasive and available in anytime even during surgery. Previous studies showed recruitment maneuver using ultrasound improved postoperative oxygenation in pediatric cardiac surgery. In adults, recruitment maneuver not using ultrasound improved oxygenation after cardiopulmonary bypass. There is no study in adult trauma population.

The aim of this study is evaluation of the efficacy of lung recruitment using ultrasound in perioperative period in trauma patients.

02

Conditions studied

  • Recruitment
  • Trauma

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Keywords

  • recruitment
  • ultrasound
  • trauma
  • pulmonary contusion
03

In context

Wounds and Injuries

5,056 studies on the registry are indexed under Wounds and Injuries; 861 are open to participants now.

This study's planned enrollment of 70 is above the median of 52 across 3,239 interventional studies indexed under Wounds and Injuries.

Browse Wounds and Injuries studies →

Lead sponsor

Ajou University School of Medicine is the lead sponsor of 171 studies on the registry; 16 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
19 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Who need surgery under general anesthesia due to trauma
  • The position of the surgery is supine

Exclusion criteria

Exclusion Criteria:

  • Who has been ventilator care before the surgery
  • Thoracic surgery
  • Who had cardiopulmonary resuscitation
  • Who has acute respiratory distress syndrome
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Study design

Phase
Not applicable
Primary purpose
Supportive care
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
70 participants (estimated)

Study arms

  • Experimental
    sono group

    Evaluate the participant's lung condition using ultrasound and do recruitment maneuver if it is necessary

    Diagnostic Test: Ultrasound

  • No intervention
    control group

    If participants need recruitment maneuver (decreasing saturation, peak airway pressure \> 35 mmHg) by clinical judgement, do recruitment maneuver not using lung ultrasound

Interventions

  • Diagnostic testUltrasound

    Evaluate participant's lung condition using ultrasound. Using lung ultrasound scoring, more than 1 point needs recruitment maneuver

06

What researchers measure

Primary outcomes

  1. arterial oxygen partial pressure / fractional inspired oxygen ratio at end of surgery

    = P /F ratio; Smaller value respresents poor outcome Using arterial blood gas analysis the difference between baseline (immediate after intubation) and end of surgery : If P/F ratio difference is improved compared to baseline, it means recruitment maneuver is effective

    Time frame: 2 hours

Secondary outcomes

  1. Lung ultrasound score

    Using lung ultrasound, evaluate lung condition in both group at end of surgery Scoring using "lung ultrasound scoring" Scoring range: 0, normal; 1, small loss of aeration; 2, moderate loss of aeration; 4, severe loss of aeration

    Time frame: 2 hours

07

Study locations

1 of 1 sites recruiting
  • Ajou university school of medicine
    Suwon, Gyeonggi-do 16499, Korea, Republic of
    Recruiting
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 6, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04008758
Lead sponsor
Ajou University School of Medicine
Responsible party
In-kyong Yi (Clinical assistant professor, Ajou University School of Medicine) — Principal investigator
First posted
Jul 5, 2019
Start date
Aug 1, 2019
Primary completion
Dec 31, 2023 (estimated)
Completion
Dec 31, 2023 (estimated)
Last update
Mar 6, 2023

Study contacts

In Kyong Yi, MD
Contact
lyrin01@gmail.com
+82-219-7522
Hyemin Sohn, MD
Contact
sfsohn@aumc.ac.kr
+82-219-7521
In Kyong Yi, MD
principal investigator · Ajou University School of Medicine

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Mar 2023. You cannot join it, but the record below documents what was studied.

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