Self-injection device
First Claim
1. A drug delivery device comprising:
- a body including a top enclosure and a bottom enclosure, the bottom enclosure having a surface including a button guide latch;
a reservoir disposed within the body for containing a medicament;
an injection needle for penetrating the skin of the patient, the needle having a lumen and communicating with the reservoir when the device is activated;
a pressurizing system for pressurizing the reservoir when the device is activated; and
an activator button movably disposed on the body and movable from a pre-activated position to an activated position, the activator button including an activation arm;
wherein when the activator button is moved from the pre-activated position to the activated position, an end of the activation arm engages with the button guide latch and prevents movement of the activator button from the activated position to the pre-activated position;
wherein the button guide latch comprises a retaining post; and
wherein the end of the activation arm comprises a cantilevered tab extending from the activation arm.
1 Assignment
0 Petitions
Accused Products
Abstract
A device (100) for delivering a medicament into a patient'"'"'s body by injection into or through the patient'"'"'s skin, including: a main body having a bottom enclosure (104) that has a top surface including a button guide latch (268); a reservoir (160) disposed within the main body for containing the medicament; an injection needle (152) for penetrating the skin of the patient, the needle (152) having a lumen and communicating with the reservoir (160) when the device (100) is activated; a pressurizing system (140, 144) for pressurizing the reservoir (160) when the device (100) is activated; and an activator button (128) movably disposed on the main body and movable from a pre-activated position to an activated position. The activator button (128) includes an activation arm (228). When the activator button (128) moves from the pre-activated position to the activated position, an end of the activation arm (228) engages with the button guide latch (268) and prevents return movement of the activator button (128).
-
Citations
5 Claims
-
1. A drug delivery device comprising:
-
a body including a top enclosure and a bottom enclosure, the bottom enclosure having a surface including a button guide latch; a reservoir disposed within the body for containing a medicament; an injection needle for penetrating the skin of the patient, the needle having a lumen and communicating with the reservoir when the device is activated; a pressurizing system for pressurizing the reservoir when the device is activated; and an activator button movably disposed on the body and movable from a pre-activated position to an activated position, the activator button including an activation arm; wherein when the activator button is moved from the pre-activated position to the activated position, an end of the activation arm engages with the button guide latch and prevents movement of the activator button from the activated position to the pre-activated position; wherein the button guide latch comprises a retaining post; and wherein the end of the activation arm comprises a cantilevered tab extending from the activation arm. - View Dependent Claims (2, 3, 4, 5)
-
Specification