The Effect of Head Positioning on the Cross-sectional Area of the Subclavian Vein.

SMG-SNU Boramae Medical Center42 enrolled

Overview

In the present study, the cross-sectional area of subclavian vein, the distances of subclavian vein \~ subclavian artery and subclavian vein \~ pleura are assessed in different head positions (neutral, rotation to ipsilateral or contralateral sides) in spontaneous breathing adults.

Study Type

OBSERVATIONAL

Enrollment

Conditions

Normal Volunteers

Eligibility

Sex: ALLMin age: 20 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Healthy adults Exclusion Criteria: * Medication affecting vascular elasticity * History of central venous catheterization or clavicle fracture * History of lung surgery, operation of chest cage

Locations (1)

Seoul Metropolitan Government Seoul National University Boramae Medical Center

Seoul, South Korea

Outcomes

Primary Outcomes

Cross-sectional area of subclavian vein

Time frame: through study completion, an average of 1 year

Secondary Outcomes

depth of subclavian vein from skin

Time frame: through study completion, an average of 1 year

Distance of subclavian vein ~ subclavian artery

Time frame: through study completion, an average of 1 year

Distance of subclavian vein ~ pleura

Time frame: through study completion, an average of 1 year

Data from ClinicalTrials.gov

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