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Utility arches /certified fixed orthodontic courses by Indian dental academy
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Utility arches /certified fixed orthodontic courses by Indian dental academy

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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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    Utility arches /certified fixed orthodontic courses by Indian dental academy Utility arches /certified fixed orthodontic courses by Indian dental academy Presentation Transcript

    • UTILITY ARCHES INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
    • UTILITY ARCHES • This auxiliary archwire was developed according to the biomechanical principles described by Burstone and refined by Ricketts for Bioprogressive therapy. • Utility arch engages only two molars and four incisors.Hence commonly known as 2x4 appliance. www.indiandentalacademy.com
    • MATERIALS AND DIMENSIONS OF WIRE • Blue elgiloy of 0.016 x 0.016 or 0.016 x 0.022 in an 0.022 slot is the material of choice. It can even be made with 0.014 or 0.018 round wires. DESIGN • All utility arches have a common design . – The molar segment. – The posterior vertical segment. – The vestibular segment. – The anterior vertical segment. – Incisal segment. www.indiandentalacademy.com
    • UTILITY ARCHES • PASSIVE UTILITY ARCH • INTRUSION UTILTY ARCH • RETRACTION UTILITY ARCH • PROTRUSION UTILITY ARCH www.indiandentalacademy.com
    • INTRUSION UTILITY ARCH Intrusion utility arch, with posterior vertical step 3-4 mm anterior to auxiliary tube on upper first molar, allowing slight retrusive activation. INTRUSIVE FORCE IS 25gms to each incisors. www.indiandentalacademy.com
    • ACTIVATIONS IN UTILITY ARCH • 1) 30° to 45° Tip-back Applied to the Lower Molars & 30 ° to 45 ° of molar rotation. • 2) 30° to 45° Buccal Root Torque Applied to the Lower Molar. • 3) Long Lever Arms Applied to the Lower Incisors. A slight labial root torque (5° to 10°) will free the apex of the lower incisor teeth from the lingual planum and allow its intrusion without labial flaring. • 4) 75 Grams of Intrusive Force Applied to the Lower Incisors www.indiandentalacademy.com
    • INTRAORAL ADJUSTMENTS Intraoral adjustments is done with the large Tweed (three-loop tier) plier www.indiandentalacademy.com
    • Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com