None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients aged 20 years or older who require general anesthesia under continuous arterial pressure monitoring
Exclusion criteria
Exclusion criteria: 1) Urgent or emergency cases 2) Positive Allen test or modified Allen test 3) Radial artery puncture history within the last month 4) Arrhythmia with irregular heart rate (Atrial fibrillation, ventricular tachycardia, tachycardia bradycardia syndrome, etc.) 5) When there are symptoms such as numbness in the upper extremities due to normal nerve and vascular diseases or when there are traces of cuts on the wrist
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The blood flow (BF) and the internal cross-sectional area (CSAi) of the radial artery | — |
Secondary
| Measure | Time frame |
|---|---|
| Success time of ultrasound-guided radial artery catheterization at the first attempt | — |
Countries
Korea, Republic of
Contacts
Hanyang University Seoul Hospital