Doppler Ultrasonography Assessed Vascular Changes Before and After Radial Artery Puncture

China Medical University, China

Status: Withdrawn

Conditions: Blood Flow Indexes

Treatments: Device: Ultrasound assess

Study type: Interventional

Funder types: Other

Identifiers

NCT03294993

20170711

Details and patient eligibility

About

The investigators designed a study to assess whether there were any blood flow indexes change before and after radial artery puncture with doppler ultrasonography

Full description

The investigators designed a study to assess whether there were any blood flow indexes change before and after radial artery puncture with doppler ultrasonography.The indexes include Arterial Diameter,Peak Systolic Velocity,End Diastolic Velocity,Resistive Index,Pulsatility Index,Systolic/End Diastolic Ratio,Time AverageMean Velocity and Blood Flow.

Sex: All

Ages: 18 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Patients were included in the study if they were ethnic Chinese, between 18 and 65 years old, American Society of Anesthesiologists (ASA) physical status I or II,candidates for general anesthesia undergoing thoracic surgery

Exclusion criteria

• Patients were excluded if they do not want to cooperate with the test, had a history of upper extremity arteriosclerosis obliterans or thromboangitis obliterans,had a history of radial artery puncture or coronary artery bypass grafting,had acute vessel trauma,or had been diagnosed with Raynaud' disease,had suffered from mental or neurological disorders

Trial design

Primary purpose: Screening

Allocation: N/A

Interventional model: Single Group Assignment

Masking: None (Open label)

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0 participants in 1 patient group

Ultrasound assess group

Experimental group

Description:

The investigators designed a study to assess whether there were any blood flow indexes change before and after radial artery puncture with doppler ultrasonography

Treatment:

Device: Ultrasound assess