Yes, relational psychoanalysis can be regarded as a psychoanalytic field theory. Relational psychoanalysis emphasizes the importance of the patient's relationships with others, including the therapist, as a crucial aspect of the therapeutic process. This approach sees the patient's experience as embedded within a relational context, where the therapeutic field includes both the patient and the therapist, as well as their interactions and shared experiences.
Relational psychoanalysis also recognizes the impact of unconscious processes in shaping an individual's experience and behavior, and the need to explore these processes in therapy. The therapist's role is seen as one of actively participating in the therapeutic relationship, in order to facilitate the emergence of unconscious material and promote psychological growth and healing.
Thus, relational psychoanalysis shares many of the core principles of psychoanalytic field theory, including the emphasis on the interrelatedness between the individual and their environment, the importance of unconscious processes, and the centrality of the therapeutic relationship in promoting psychological well-being.