THE EDITOR'S CORNERThe Semmelweis ReflexNEAL D. KRAVITZ DMD, MSIgnaz 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... |
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Thomas F. Mulligan, 1933-2023LARRY W. WHITE DDS, MSDI 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... |
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THE CUTTING EDGEOrthodontic Aligner Software for the Design of Mini-Implant Guidance StentsRICHARD R.J. COUSLEY BSc, BDS, MSc, FDS, FDS RCSDr. 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. |
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Controlled Slicing for Space Closure in Cases with Congenitally Missing Second PremolarsBJÖRN LUDWIG DMD, MSD, ROSSANO MURA DDS, BRUNO DI LEONARDO DDS, MS, LUCA CONTARDO DDS, MS, JÖRG GLOCKENGIESSER DMD, MSDDr. 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. |
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2023 Eugene L. Gottlieb JCO Student of the Year: Dr. Bianca LauPHILIP B. VOGELSThe 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. |
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CASE REPORTNonsurgical Management of a Severe Atypical Class II Using Miniscrew Anchorage, Transpalatal Arch, and Intrusion ArchADITH VENUGOPAL BDS, MS, PhD, PAOLO MANZANO DMD, MScD, BJÖRN LUDWIG DMD, MS, PhD, NIKHILESH R. VAID BDS, MDS, PhDDr. 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. |
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PEARLSLingual Step-In Bend for Use with Piggyback MechanicsBASIL MUMTAZ BDS, MOrth, RCSAn 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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Continuing Education from April 2023 Issue (questions only)Click here to download a PDF of the printed questions from the journal for reference. CE tests must be taken online. See the link to continuing education on the menu bar at the top of the screen. |
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Product News in April 2023 IssuePRODUCT NEWS is presented as a service to the reader and in no way implies endorsement by JCO. |
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DIGITAL PEARLSTroubleshooting a NOLA Dry Field SystemNEAL D. KRAVITZ DMD, MSThe 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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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.
Click here to download a PDF of the printed questions from the journal for reference. CE tests must be taken online. See the link to continuing education on the menu bar at the top of the screen.
PRODUCT NEWS is presented as a service to the reader and in no way implies endorsement by JCO.
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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