Je was op zoek naar: selectability (Engels - Spaans)

radio channel selectability, externally, on board.
seleccionabilidad de canal de radio – externamente o a bordo.

electronic analysis of implanted neurostimulator pulse generator system (eg, rate, pulse amplitude and duration, configuration of wave form, battery status, electrode selectability, output modulation, cycling, impedance and patient compliance measurements); complex cranial nerve neurostimulator pulse generator/transmitter, with intraoperative or subsequent programming, each additional 30 minutes after first hour
generador/transmisor de pulsos de neuroestimulacion complejo, de nervios craneales, con programacion intraoperatoria o ulterior, cada 30 minutos adicionales despues de la primer hora (anote separadamente ademas del codigo para el procedimiento primario)