Viewing Study NCT03294993


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Study NCT ID: NCT03294993
Status: WITHDRAWN
Last Update Posted: 2021-11-11
First Post: 2017-09-20
Is NOT Gene Therapy: True
Has Adverse Events: False

Brief Title: Doppler Ultrasonography Assessed Vascular Changes Before and After Radial Artery Puncture
Sponsor: China Medical University, China
Organization:

Study Overview

Official Title: Doppler Ultrasonography Assessed Vascular Changes Before and After Radial Artery Puncture
Status: WITHDRAWN
Status Verified Date: 2021-11
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: no participants enrolled
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: The investigators designed a study to assess whether there were any blood flow indexes change before and after radial artery puncture with doppler ultrasonography
Detailed 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.

Study Oversight

Has Oversight DMC: True
Is a FDA Regulated Drug?: False
Is a FDA Regulated Device?: False
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: