Ignaz Semmelweis (1818-1865) was a Jewish Hungarian obstetrician who has been credited with the discovery that handwashing is an effective method to reduce the prevalence of disease. In 1847, Semmelwe...
I first came to know Dr. Tom Mulligan in the spring of 1968, when he presented a paper for membership in the Southwest Angle Society of Orthodontists. His presentation was a tour de force that flummox...
Dr. Cousley shows how to use standard aligner software to design and print stents for alveolar or palatal mini-implant insertion, with or without integration of CBCT data. The same intraoral scan can be used to produce a bone-anchored appliance or a stent for anesthesia delivery.
Dr. Ludwig and colleagues describe a method for controlled orthodontic closure of a second-premolar space. The second deciduous molar is first hemisected and later removed to allow mesial drift of the first permanent molar. Three cases demonstrate the technique.
The eighth winner of this award is a student from the Arthur A. Dugoni School of Dentistry at the University of the Pacific. Here, Dr. Lau answers questions about her background, her academic experience, and her orthodontic treatment philosophy.
Dr. Venugopal and colleagues highlight orthodontic mechanics for simultaneous incisor retraction and intrusion in a high-angle patient with a protrusive profile. Skeletal anchorage is employed for vertical control during retraction of both arches, followed by placement of a maxillary intrusion arch.
An impacted canine is often extruded with a nickel titanium piggyback wire. A vertical bend in the base archwire will avoid interference with the erupting tooth; if the canine is in the lower arch, an additional lingual bend avoids contact with the opposing teeth.
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The framework of a NOLA retractor includes side prongs for attachment of suction tubing. In this Digital Pearl, Dr. Kravitz shows a simple way to redirect the tube when a prong breaks off, without having to replace the entire device.
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