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Evaluation of biological safety of medical devices  

There are many instruments or components in medical device products that come into direct or indirect contact with the human body, and during the process of contact with organisms, there may be a series of biological reactions and device (or material) reactions that do not correspond to the purpose of application, and the results of these reactions may jeopardize the health of users and may also affect the normal function of medical devices, so medical devices, before clinical application, need to carry out systematic biological evaluation.


 Bacterial endotoxin testing 
Chromosomal aberration test in mammalian cells in vitro
Hemolysis assay
Erythrocyte micronucleus assay
Pyrogen examination
Cytotoxicity assay
Acute systemic toxicity testing
Animal stimulation test
Subacute systemic toxicity testing
Intradermal stimulation test
Subchronic systemic toxicity test
Skin sensitization test
Bacterial reverse mutation assay
Subcutaneous implantation for local reaction test
Ocular irritation test
Bone implant local response test
Intramuscular implant local reaction test
Rectal irritation test
Vaginal stimulation test
Penile stimulation test