Patent ID: 9044549
Filing Date: 2015-06-02
Classification: A61M

Abstract:
1. A syringe dispenser, comprising a plunger having an outer threading; a barrel adapted to contain a material to be dispensed and to receive the plunger, the plunger being movably attached to the barrel; and a nut having an inner threading; wherein the nut at least partly encloses the plunger and the barrel, such that the inner threading of the nut engages with the outer threading of the plunger; wherein the nut is an openable snap-on nut being releasably attached to the plunger and the barrel, respectively; wherein the nut is of a unitary, one-piece construction with two half cylindrical parts connected by a hinge; wherein the half cylindrical parts have respective parting faces that are (1) exposed when the nut is opened about the hinge, and (2) unexposed in confrontation with each other when the nut is in a closed condition; wherein a first one of the parting faces has wherein a second one of the parting faces has a guide post that extends into the blind hole when he nut is in the dosed condition.