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Tsui BC, Tsui J. Less leakage and dislodgement with a catheter-over-needle versus a catheter-through-needle approach for peripheral nerve block: an ex vivo study. Can J Anesth 2012; . https://doi.org/10.1007/s12630-012-9713-9.
Edwards RM, Currigan DA, Bradbeer S, Mitchell C. Does a catheter over needle system reduce infusate leak in continuous peripheral nerve blockade: a randomised controlled trial. Anaesth Intensive Care 2018; . https://doi.org/10.1177/0310057x1804600507.
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Kim IS, Shin HK, Kim DY. Iatrogenic catheter sheath shearing during radial artery cannulation. Korean J Anesthesiol 2013; . https://doi.org/10.4097/kjae.2013.65.6S.S12.
Dr. Tsui is the inventor of the modified Tuohy needle design for catheter-over-the-needle catheterization and also has a patent-licensing agreement for its design with Pajunk Medical, Germany.
This submission was handled by Dr. Hilary P. Grocott, former Editor-in-Chief, Canadian Journal of Anesthesia.
Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
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Tsui, J.J. A modified Tuohy needle tip design for catheter over needle catheterization: in vitro testing. Can J Anesth/J Can Anesth (2021). https://doi.org/10.1007/s12630-021-01934-2