A device (100) for facilitating the positioning of a catheter for the delivery of liquid medicament to spontaneously breathing patient, including: - an elongated main body (101) shaped to follow the internal shape of the patient's upper airways, the elongated main body (101) being provided with guiding means (107) adapted to house a catheter； - a substantially ring-shaped terminal element (103) adapted to engage the internal wall of the patient's retro-pharynx, the substantially ring-shaped terminal element (103) being connected to the elongated main body (101) by means of at least one spoke (105), the substantially ring-shaped element (103) and the at least one spoke (105) creating a chamber where the medicament can be delivered through the catheter.Un dispositivo para facilitar la ubicación de un catéter para la administración de un medicamento líquido a un paciente que respire espontáneamente. El método y sistema de acuerdo a las modalidades preferidas de la presente invención que permiten la optimización de la dispensación de los medicamentos. En particular, el sistema de acuerdo a una modalidad preferida de la presente invención permite la administración de un agente tensioactivo pulmonar exógeno a pacientes prematuros.
