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Biomedical subjects

Larry W White

Publications and source records attributed to Larry W White.

5 recordsLinked to original sources

Closing mandibular first molar spaces in adults.

Adult orthodontic patients with missing mandibular first molars and large spaces to close have challenged orthodontists for many decades. Most of the techniques previously used to close such spaces have rendered equivocal results that typically result in compromised treatment. The mandibular protraction appliance offers orthodontic clinicians a method to close those spaces by bringing the mandibular second molars forward without retracting the mandibular incisors. This presents a method for managing large mandibular spaces without resorting to prosthetic replacements.

Adult↗

A rationale for expansion.

Over the past 100 years, orthodontists have vacillated between extremes of nonextraction and extraction therapies. Injudicious selection of therapies despite facial dimensions has probably contributed to the major clinical disappointments within each style of therapy. The belief that expansion distal to the canines would not stabilize after the cessation of active treatment has contributed to the reluctance to use such therapy. However, experience has shown that this type of expansive, nonextraction therapy can have success without relapse and merits more attention from the specialty.

Adolescent↗

Integrative orthodontics with the ribbon arch.

The ribbon arch had great popularity and utility early in the 20th century, but lost its appeal as edgewise techniques developed. Some clinicians have made attempts to revive the procedure, but they have relied upon costly changes in bracket and band inventories and have not yet received extensive endorsement. A newer approach that relies only upon the use of newly developed titanium and stainless steel ribbon archwires offers orthodontists a simplified and inexpensive method for assimilating this helpful method. Such wires allow orthodontists to create an integrative therapeutic protocol that combines much of the alignment, leveling, and torque control in a single wire.

Humans↗