Armstrong Beveled Ear Tube Features

• The angle of the beveled inner flange corresponds to the angle of the tympanic membrane for easier insertion, resistance to premature extrusion, and visibility through the lumen.
• Straight shank
• Made from non-allergenic materials
• ISO 10993 approved
• Color: Blue
• All ear tubes are sterile
• 10 per box

Ear Tube Material Descriptions

Fluoroplastic Material
Inert, biocompatible and very smooth. The rigid material facilitates tube insertion and its nonstick characteristics may reduce adhesion formation and/or clogging. Teflon (a registered trademark of E.I. DuPont de Nemours & Co.) is one brand of fluoroplastic. Manufacturer uses only 100% Certified Virgin Material, certified in accordance with ASTM D1710-81 Type 1, Grade 1.

Silicone Material
Extremely soft, compliant and elastic. It is easily manipulated, extremely lubricious and vent tubes are easily compressed for insertion and removal. Manufacturer uses 100% Certified Medical Grade silicone resin.