Disposable pen needle with re-use prevention features

1. A method of preventing reuse of a needle of a needle assembly for use with a drug delivery device, comprising the steps of:

inserting a used needle assembly in an outer cove cover at least a first end of said used needle assembly;

placing a cap on the outer cover; and

moving a tab that extends outwardly in a substantially perpendicular direction from a centerline of the outer cover in a first position to a second position to lock the cap to the outer cover to prevent reuse of the used needle assembly; wherein in said second position, a longitudinal axis of said tab

extends outwardly and is disposed in a substantially perpendicular direction from the centerline of said outer cover.

2. The method of preventing reuse according to claim 1 , further comprising

covering a second end of said used needle assembly.

3. The method of preventing reuse according to claim 1 , further comprising

connecting a hub of the used needle assembly to the outer cover.

4. The method of preventing reuse according to claim 1 , further comprising

moving the tab of the outer cover into a recess of the cap to prevent the cap from being removed from the outer cover.

5. A needle assembly, comprising:

a hub;

a needle fixedly connected to said hub;

an outer cover for removably receiving said hub and said needle;

a cap movably connected to said outer cover; and

a tab connected to said outer cover and movable between a first position and a second position, said cap being movable with respect to said outer cover by said tab in said first position, said tab in said first position extending outwardly in a substantially perpendicular direction from a centerline of said outer cover, and said tab having a longitudinal axis extending outwardly and being disposed in said cap in said second position to prevent a user from moving said cap; wherein

said second position of said tab is disposed in a substantially perpendicular direction from the centerline of said outer cover.

6. The needle assembly according to claim 5 , wherein

a living hinge connects said cap to said outer cover.

7. The needle assembly according to claim 5 , wherein

said cap fits within said outer cover.

8. The needle assembly according to claim 5 , wherein

said cap has a recess for receiving said tab in said second position.

9. The needle assembly according to claim 5 , wherein

said cap includes a recess;

said outer cover includes a recess; and

in said first position, said tab extends outwardly from said recess of said outer cover.

10. The needle assembly according to claim 9 , wherein

in said second position, said tab is moved into the recess of the cap.