Ultrasonographic Evaluation of the Radial and Ulnar Blood Flow After Radial Arterial Cannulation

Yonsei University

Status: Completed

Conditions: Radial Artery, Regional Blood Flow

Treatments: Device: 20 gauge catheter; Device: 22 gauge catheter

Study type: Observational

Funder types: Other

Identifiers

NCT01089972

IRB 1-2009-0033

Details and patient eligibility

About

The aim of this randomized study was to compare the impact of two different radial arterial catheters - 20G and 22G - on the changes of diameter, blood flow and velocity of radial artery and ulnar artery after induction of anesthesia and after cannulation.

Enrollment: 80 patients

Sex: All

Ages: 20+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• The patient who are scheduled for elective surgery and need arterial cannulation

Exclusion criteria

• Coronary occlusive disease
• Known or suspected upper extremity peripheral arterial disease
• Coagulopathy
• DM with peripheral neuropathy
• Infection at puncture site

Trial design

80 participants in 2 patient groups

20 gauge group

Treatment:

Device: 20 gauge catheter

22 gauge group

Treatment:

Device: 22 gauge catheter