Department of Emergency Medicine, Yonsei University College of Medicine, Yonsei University Severance Hospital
Seoul, 03722, South Korea
NCT Number: NCT03252197
Two-dimensional ultrasound guided approach does not guarantee first attempt success on internal jugular vein cannulation. New attachable device recently was developed for accurate needle insertion when ultrasound is used. Our randomized parallel simulation study will examine whether this device will improve the first attempt success rate when ultrasound guided internal jugular vein catheterization of simulated internal jugular vein.
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Notify Me20 year and older
All sexes
Interventional
Not applicable
Seoul, 03722, South Korea
This was a prospective, randomized, parallel trial using phantom simulating internal jugular vein.
After informed consent all subjects will be randomized to insert needle for internal jugular vein cannulation of phantom using ultrasound approach with or without this device. Video camera will record all procedure process and ultrasound image in real time. Researchers blinded to the study aim measured outcome variables based on recorded images.
Healthy volunteers accepted: Yes
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Study subjects assigned to each group were trained in ultrasound guided internal jugular venous cannulation (UGIJVC) in separate spaces. On each session, subjects were educated about UGIJVC for 30 minutes, and the instructor who was in charge of session, consisted of experienced physicians who had 50 or more UGIJVC success experiences without a supervisor in clinical field. The instructors explained the anatomical structure and the principles of UGIJVC and then demonstrated the procedures directly to the subjects using phantom. After that, all subjects were instructed to perform hands on practice for 30 minutes. In case group, the instructor trained subjects using device. On the other hand in control group, UGIVJC was demonstrated as a conventional method of approaching the target vessel while confirming the needle tip on the ultrasound screen in real time without a device.
participants who are tested performance for ultrasound guided cannulation using conventional method.
Other names: Conventional group
Time frame: Within 2 minutes or after start to insertion attempt
The first attempt success was defined as a successful attempt to perform a vein puncture in one attempt. The number of attempts was counted each time a subject inserted a guide needle into the phantom surface, followed by withdrawal, redirect, or reinsertion.
Time frame: Within 2 minutes or after start to insertion attempt
It was defined when the needle tip on the recorded ultrasound screen was confirmed to pass through the posterior wall measurement unit : Yes or no (categorical variable)
Time frame: Within 2 minutes or after start to insertion attempt
It was defined as the needle tip passing through the carotid lumen or the subject regurgitating artery water during cannulation attempt.
measurement unit : Yes or no (categorical variable)
Time frame: Within 2 minutes or after start to insertion attempt
It was defined as the time from time out for procedure start to end point measurement unit : second
Time frame: Within 2 minutes or after start to insertion attempt
It was defined subjective opinion about difficulty during procedure for each subject measurement unit : 100-mm visual analogue scale with 0 being the least of the difficulties and 10 being the highest.
Yonsei University
Other
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