| 摘要 |
Cannula with protection cap for medical infusion lines and the like, comprising a hollow body provided at one end with a female luer lock connector and at the other end with an axial tubular ferrule. The hollow body and the protection cap are provided with respective formations for mutual torsional coupling acting in the direction of rotation corresponding to the unscrewing of the female luer lock connector relative to a male luer lock connector of the medical line.
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