This study plans to enroll 10 patients to assess the safety and efficacy of spCART-269. Subjects who meet the eligibility criteria will receive a single dose of spCART-269 injection. The study will include the following sequential phases: Screening, Pre-treatment (Cell product preparation; Lymphodepleting Chemotherapy), Treatment and follow-up.
The trial is a single arm, single-center, non-randomized phase I clinical trial which is designed to evaluate the safety and efficacy of spCART-269 in treatment of relapsed or refractory multiple myeloma patients.