Eccentric and flexibility design make it easy to insert and fit the soft tissue, Prevent accidentalsliding out.
Double waterproof design avoids joint fluid leakage and keepan idea pressure in the articular cavity.
5mm C-type spacer provides better control of the effective length of the Cannula and prevent excessive penetration into the joint cavity.
Silicon material keeps cannulasoft and flexible, which can protect the soft tissue and cartilage.