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Juan Ubaldo Carrea

Juan Ubaldo Carrea Zelaschi, Argentine orthodontist (Buenos Aires 06 May 1883 – Buenos Aires 14 April 1956)

Authored 210 publications

Developed a classification and notation system for rugae palatinae (1937)

With E. Lanari developed cephalometric teleradiography (1923)

Dispositives for treatment of fractures such as an immobilizer one for mandibular fractures   

Carrea technique for block anesthesia of maxillary nerves (1921) after Mendel (1917)

Named goniodentomentian plane and radius-chorda

First to estimate odontometric data and related it to stature in Ensayos odontométricos. Thesis, Univ. Nac. Buenos Aires (1920) 


Carrea classification for malocclusions

Carrea odontometric indices

Carrea point

Carrea plane or ormafrón 

Carrea mentoglabellar plane 


Miller Prize, World Dental Federation (1946)