Bi- & Quad-Helix Expander

ATS Bi-Helix and Quad-Helix are available with straight and curved (MIA) retention sheaths.

These appliances are formed in 0,9mm / .036” stainless steel. 

Available in various preformed sizes:   Size 0, size 1, size 2 and size 3.


* Our offers are aimed exclusively at entrepreneurs such as orthodontic specialists, dentists and specialist dealers. We do not conclude contracts with consumers. All prices are plus the costs for legally applicable sales tax and shipping.