| 摘要 |
A syringe to be used within the health care profession providing protection against inadvertent needle sticks and accidental reuse of contaminated syringes. The syringe contains two sets of locking mechanisms. One is located on the needle assembly, permanently locking it to the plunger when said plunger is fully depressed. Another set is located at the top of the cylindrical barrel, permanently locking the plunger which is now attached to the needle assembly, within the barrel.
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