Tuohy needle

Close-up of needle and catheter tip, showing the curved end at the needle's tip.

A Tuohy needle is a hollow hypodermic needle, very slightly curved at the end, suitable for inserting epidural catheters.

The needle features an anti-coring curve at its tip (as shown in the picture above left) designed to cause a catheter passing through the needle's lumen to exit laterally at a 45 degree angle.

单词	Tuohy needle
释义	Tuohy needle 英语百科 Tuohy needle A Tuohy needle is a hollow hypodermic needle, very slightly curved at the end, suitable for inserting epidural catheters. The needle features an anti-coring curve at its tip (as shown in the picture above left) designed to cause a catheter passing through the needle's lumen to exit laterally at a 45 degree angle.
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