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 5855-00-904-0684
NSN 5965-01-493-5534
NSN 6685-01-339-6288
NSN 5960-01-560-8461
NSN 5960-00-021-5618
NSN 6110-01-367-2165
NSN 5905-00-520-6044
NSN 6610-01-074-6654
NSN 6135-00-840-6451
NSN 6105-00-754-5972
NSN 6650-01-108-6629
NSN 5910-00-637-2609