Art therapy is a unique and magical psychological treatment method with a particularly significant therapeutic effect on patients with mental illness. Under the pressure of employment and life, many students may experience psychological problems to some extent. And the psychological development of educational teaching methods is the future academic development trend. The research focuses on the music curriculum system, combining it with educational psychology theory to explore teaching paths and teaching courses with drug therapy to assist in treatment.

The study selected 200 college students with borderline disorders and personality split as the subjects and divided them into experimental and control groups. The control group received traditional medication treatment and received routine music education. Based on the control group, the experimental group reformed the music teaching curriculum system to assist in therapy. The treatment cycle is 16 weeks.

The study used the Personality Diagnosis Questionnaire (PDQ-4+) as an evaluation tool and processed the data using SPSS23.0 software. The results showed no statistically significant difference in the baseline PDQ-4+edge subscale scores between the two groups of patients before intervention (P>0.05). After intervention treatment, the marginal symptoms of both groups of patients were improved, and the improvement effect of the experimental group was significantly better than that of the control group (P<0.05).

Considering the path reform of educational psychology in the construction of the music curriculum system and incorporating it into the treatment of students with borderline personality and personality split can effectively alleviate their symptoms.