The importance of pulse oxymetry in evaluation of hand's perfusion for harvesting the radial artery. Is the Allen test satisfactory?

Renato Bauab DAUAR⁰; Nilton de BARROS JUNIOR⁰; Paulo Ruiz Lucio de Lima⁰; Alberto Takeshi KYIOSE⁰; Luiz Eduardo Villaça LEÃO⁰; José Ernesto Succi⁰

DOI: 10.1590/S0102-76381998000300003 Publish in: August 3 2025