Viewing Study NCT00330837



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Study NCT ID: NCT00330837
Status: COMPLETED
Last Update Posted: 2008-02-15
First Post: 2006-05-26

Brief Title: Ultrasound Scanning of Vascular Access Sites
Sponsor: University of Pittsburgh
Organization: University of Pittsburgh

Study Overview

Official Title: Ultrasound Scanning of Vascular Access Sites
Status: COMPLETED
Status Verified Date: 2008-02
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Inadvertent puncture of an unintended object in a vascular access procedure is common and can lead to serious consequences Inadvertent common carotid artery CCA puncture while targeting the internal jugular vein IJV for example is reported to have an incidence of 2 - 8 and usually results in localized hematoma formation The hematoma may enlarge rapidly if the patient is coagulopathic or if a large puncture wound is produced by the introduction of the sheath itself into the CCA Airway obstruction pseudoaneurysm arterio-venous fistula formation and retrograde aortic dissection have all been reported as a consequence of CCA puncture In the presence of occlusive atheromatous carotid disease inadvertent puncture may carry the risk of precipitating a cerebrovascular accident

In this study we aim to collect color Doppler and B-mode ultrasound videos from the most common ultrasound-guided vascular access sites - internal jugular vein subclavian vein femoral vein basilic vein and brachial vein The videos will also include structures in close proximity to the intended veins Using such database we will run various vessel tracking and identification algorithms to evaluate their performance Our ultimate goal is to develop an algorithm that will aid the ultrasound operator in identifying structures and differentiating between arteries and veins
Detailed Description: Inadvertent puncture of an unintended object in a vascular access procedure is common and can lead to serious consequences Inadvertent common carotid artery CCA puncture while targeting the internal jugular vein IJV for example is reported to have an incidence of 2 - 8 and usually results in localized hematoma formation The hematoma may enlarge rapidly if the patient is coagulopathic or if a large puncture wound is produced by the introduction of the sheath itself into the CCA Airway obstruction pseudoaneurysm arterio-venous fistula formation and retrograde aortic dissection have all been reported as a consequence of CCA puncture In the presence of occlusive atheromatous carotid disease inadvertent puncture may carry the risk of precipitating a cerebrovascular accident

In this study we aim to collect color Doppler and B-mode ultrasound videos from the most common ultrasound-guided vascular access sites - internal jugular vein subclavian vein femoral vein basilic vein and brachial vein The videos will also include structures in close proximity to the intended veins Using such database we will run various vessel tracking and identification algorithms to evaluate their performance Our ultimate goal is to develop an algorithm that will aid the ultrasound operator in identifying structures and differentiating between arteries and veins

Study Oversight

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