About More information Ordering Info Lingual archwires Lingual Archwires Our lingual archwires are available in INITIALLOY and BIO-EDGE Download here for our actual size chart. Lingual Arch Forms.pdf ________________________________ This class IIa medical device is a regulated medical device that owns the EC marking in this regard. Only for healthcare professionals. Respect the instruction for use and information the label before using. Please wait while we are loading products.