A numerical study of the effect of the geometric profile of the needle point in the stress distribution of the skin during penetration of the cannula is presented. Here the curvature of the tip is ...

That is, until he reaches a breaking point does the very wrong and most severe thing at the end of the story. Myra has her footprints all over George’s back until that point, when it turns very dark ...

It may be fitted with an adjustable pen point, a pencil point, or one of two needle points. The needle points fit into a cylindrical ridged handle, but the handle apparently cannot be attached to the ...