Abstract: A double chamber disposable syringe includes a main hollow body having an inner diameter and engaged with an injection needle. A second hollow body is included having an outer diameter smaller than the inner diameter of the main body and having an open lower end and an upper end. The upper end defines a plugging end. A plunger projects through the open lower end of the second hollow body. The second hollow body is positioned between the main body and the plunger. A plug is engaged with the inner diameter of the main body and located adjacent the plugging end. The plug and the plugging end have conduits in substantial alignment wherein the conduit of the plug leads into the main body and the conduit of the plugging end leads into the second body. A cylindrical needle cover extends from the main body and is slidably engaged therewith for enclosing the needle. A sheet means utilized for separating the conduits of the plug and plugging end is positioned between the conduits of the plug and plugging end.

Abstract: Syringe for medical use having two chambers for containing powdered drug and diluent. Its construction is practical and economical, being also disposable.

Abstract: Disposable syringe with needle cover including a slidable needle cover preventing contact of the user with the needle and preventing re-use of the assembly.