We aim to compare the use of ultrasound guidance alone versus a magnetically tracked needle to look at the time taken to place a central line, or specifically the time taken to place a needle in the internal jugular vein prior to utilizing the Seldinger technique to insert a central line.
The purpose of this study is to examine the incremental benefit of a innovative, robust, intuitive and portable, virtual reality(VR) imaging platform capable of displaying a tracked virtual needle tip with path trajectory along with the real time ultrasound(US) image of an internal jugular vein compared to US imaging of the internal jugular vein alone to reduce the complications associated with insertion of central lines. The studies primary outcome is the difference in time to insert a central line, from needle insertion to placement and confirmation of the wire in the internal jugular vein, compared to standard insertions using ultrasound guidance alone. Secondary outcomes will include the number of needle withdrawals, the incidence of carotid puncture and the incidence of pneumothorax. Finally, a subjective VAS rating of 1 to 10 for ease of insertion will be collected from participating anesthesiologists.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
SINGLE
Enrollment
192
A magnetically tracked needle with an associated virtual image will be superimposed on the ultrasound image to give the user a better idea of the position of the needle.
Standard of Care - Ultrasound guided intervention
London Health Sciences Center
London, Ontario, Canada
Time taken to insert needle
Measure the time taken from needle on skin to blood in syringe
Time frame: within 15 minutes
Attempts
Measure the number of attempts taken to locate the internal jugular vein. Measured by the number of times the needle is advanced.
Time frame: 15 minutes
Carotid Puncture
Record if the carotid artery was hit (clinical)
Time frame: within 24 hours
Pneumothorax
Monitor for pneumothorax after the procedure (clinical, Chest X-ray)
Time frame: 24 hours
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