PEN NEEDLE ASSEMBLY
FIG3 is an isometric view of the pen needle according to the embodiment of FIG1 showing the non-patient cannula
FIG3 depicts the non-patient cannula, which in some embodiments is molded in one piece with the hub. As with the currently available designs, the non-patient end cannula preferably does not protrude beyond the plane formed by the edge surrounding the open proximal end of the hub 40.
isometric view
8
distal direction.Aspect
30
plastic non-patient end cannula
20
needle
6
aspect
40
hub
10
disposable pen needle second position.Aspect
['1. A pen needle, comprising: a. a reusable adapter configured for attachment to a distal end of a medication pen, the adapter having a proximal needle for accessing the interior of the pen injector and a fitting on the distal side for mating with a patient end needle assembly; and b. a disposable patient-end needle assembly having a base configured for mating with the fitting on the distal side of the adapter and a patient-end needle extending from a distal end of the base.', '8. The pen needle according to Claim 1, wherein the adapter comprises a plastic non-patient end needle integrally molded with the hub.']