Two-stage expansion screw; used to accomplish palatal expansion up to 14 mm; first stage for a narrow maxillary arch, expands up to 7 mm; replaceable jack screw for second stage expansion, widens arch another 7 mm
An item designed for treatment of cleft-palate patients and also for patients who have severe maxillary arch width deficiencies. It may have double guide pins to insure linear movement or a single guide pin for partial quadrant and mandibular expansions.
Classification: Other instruments and appliances, used in dental sciences; and parts and accessories, except dental drill engines, nesoi
NSN 5895-00-785-6791
NSN 6135-01-449-0625
NSN 6610-00-186-9180
NSN 5855-01-041-3432
NSN 4140-00-781-0484
NSN 6650-00-601-8944
NSN 6105-00-879-2229
NSN 5985-01-593-4625
NSN 6610-01-512-2025
NSN 5925-01-360-2725
NSN 5950-01-653-4800
NSN 5920-00-087-8994