Needle shield device for medical spraying, has transparent guard cylinder that is manufactured from glass, metal and plastic in different colors and formed as cylinder with scale for amount of liquid to be provided

摘要

The device has a transparent guard cylinder that is manufactured from glass, metal or plastic in different colors. The guard cylinder is formed as a cylinder with a scale for amount of liquid to be provided. The guard cylinder has knurling on circumference for an enhancement of grip traction and haptics. The guard cylinder is pushed forward toward a needle tip, and comprises an inner axial guide, and firmly integrated detent dots and guide for a protective sheath that is threaded over the needle and pushed toward pistons.