Identify the Anesthetic device shown in the image :
A. Weiss Needle
B. Hustead Needle
C. Tuohy needle
D. Crawford Needle
Ans:C. Tuohy Needle.
- Used in Epidural Anesthesia and Analgesia
- It is a hollow hypodermic needle, very slightly curved at the end (to help prevent puncture of the dural membrane), suitable for inserting epidural catheters.
- The needle features an anti-coring curve at its tip designed to cause a catheter passing through the needle’s lumen to exit laterally at a 45-degree angle.
Types of epidural needles include:
- The Crawford Needle
- The Tuohy Needle
- The Hustead Needle
- The Weiss Needle
- The Sprotte Spezial Needle