Features:

The handle of the blade contains an adjustment mechanism for locking and protecting the blade. 

When in use, slide the pin on the push rod along the long groove to the middle positioning point 

and lock it to perform surgery; After the surgery, retreat to the positioning point at the back and lock it, 

and the blade will be retracted into the handle; If you want to replace the blade, you can slide it to the 

front positioning point and lock it, then use a needle holding pliers to rotate it to replace the blade.

Product Parameters: