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1 gen 1918 anni - Dr. EJ Greenfield

Descrizione:

El Dr. EJ Greenfield, en 1913, colocó un "cilindro hueco enrejado de iridio-platino de calibre 24 soldado con oro de 24 quilates" como raíz artificial para "encajar exactamente en la incisión circular hecha para ello en el hueso de la mandíbula del paciente".

Aggiunto al nastro di tempo:

Historia de la prótesis dental

ByNo No
2 ott 2023
0
0
192

Data:

1 gen 1918 anni
Adesso
~ 107 years ago

Immagini:

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