The article proposes a reflection on the psychotherapeutic attendance parent-child, describing their technical supports, theoretical and methodological and articulating as an area of movement of senses. This proposal takes into consideration how the process of constitution of subjectivity, the primacy of the intervention in the construction of the primordial ties, moving to the analytic setting relational formations. It presents a possibility of intervention-mediation in earliest infancy, to the extent that relies on the psychoanalytic method in the field of involvement and articulates technically and theoretically to the process of subjectification.