Objective:To understand the real experience of family caregivers for postoperative wound catheterization homecare in patients with breast cancer, and to provide evidence for improving targeted home care services of wound catheterization.Methods:Using phenomenological research methods, a total of 14 cases of breast cancer patients’family caregiverswere interviewed by semi-structured in-depth interviews in Tianjin Medical University Cancer Hospital. The interview datawere sorted and analyzed by software Nvivo12.0 and Colaizzi 7 steps method.Results:Home care experience of familycaregivers of postoperative wound catheterization could be summarized into 2 themes and 7 sub-themes. Theme 1 was coping and challenges including difficulties in coping with complications, challenges and impacts on daily life; Theme 2 wasdemands and difficulties including desire for medical care service support, diversification of information access sources,simplification of medical service process, economic burden, and care burden.Conclusion:Family caregivers have encountered many difficult problems of caring wound catheterization at home, and urgently need to solve their difficulties in orderto safely transition the period of wound catheterization, so as to promote rapid wound healing, reduce complications, andalleviate psychosomatic stress, then improve quality of life in patients with breast cancer.