Los santos Cosme y Damián nacen en el siglo III de nuestra era. A lo largo de su vida realizaron numerosas curaciones, algunas de ellas milagrosas. Celebre es el milagro en el que San Cosme y San Damián injertan a un paciente la pierna de un cadáver. Este milagro es representado en un gran número de ocasiones tanto en la pintura como en la escultura. Además, estos Santos, fueron patronos de barberos y sangradores, antecedentes terminológicos de la actual enfermería
Saints Cosmas and Damien were born in the third century AD. They performed numerous healings throughout their life, some of which are believed to be miraculous. One of their most famous miraculous healings was Saints Cosmas and Damien's leg grafting to a patient. This miracle has been represented in numerous occasions both in paintings and sculptures. Moreover, these saints were patrons of both barbers and sangradores (bleeders), and they are considered to be precursors of modern Spanish nursing