To verify and evaluate the safety and efficacy of biodegradable magnesium metal clips in the surgical margins of radical surgery for bone and soft tissue malignant tumors.
Participants must be of either gender, aged between 18 and 65 years;
Diagnosis must be confirmed pathologically as osteosarcoma, synovial sarcoma, liposarcoma, or other bone and soft tissue sarcomas;
Must have undergone standard chemotherapy and require en bloc resection;
Participants must voluntarily enroll and sign an informed consent form; willing to closely cooperate with the physician to comply with all study requirements, including participation in all follow-up and assessments.
Severe dysfunction of the heart, liver, kidney, lung, or brain.
Pregnant women or women who are breastfeeding.
History of autoimmune disease, HIV infection, history of immunosuppressive disorder, or currently taking immunosuppressive drugs.
History of syphilis (Treponema pallidum), active infection with hepatitis B or C, and positive for verified antigens.