Modified Johnson twin-arch technique.
Contributors: American Association of Orthodontists.
Publisher: American Assoc. of Orthodontists
Published: 1964
Place of publication: St. Louis
Language: eng
Number of pages: 80
Subjects: Orthodontia.; Orthodontic appliances.; Orthodontic treatment.; Orthodontic appliances, materials, etc.
Description: Adaptations and modifications of the basic Johnson appliance (including the use of sectional arches, palatal and extraoral anchorage, uprighting and torquing springs) make it an efficient appliance for the treatment of extraction cases. Application of these modifications is shown in clinical cases.-
Notes: For use in Faculty of Dentistry library only.-
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