The Knitting Needle Guide - Have you seen the Neko curved double-pointed knitting needles? These elbow-shaped DPNs are much faster (and less prone to dropping stitches) than straight DPNs. We recommend them
A Fisherman Knits: Curved knitting needles in the style of the Yorkshire Dales
Cocoknits | Curved Cable Needles – Firefly Fibers
Curved/bent End, Large Eye Aluminium Sewing Needle for Knitting, Wool, Tapestry, Yarn Needles - Etsy