Drug delivery system and method
First Claim
Patent Images
1. A drug delivery system comprising:
- a housing;
a drug reservoir received into the housing;
an activation assembly comprising a delivery needle for insertion into the skin of a user upon activation, and an activation device for activating delivery of drug into the skin;
a channel to effect liquid communication between the drug reservoir and delivery needle upon receipt of the drug reservoir into the housing;
a flow restrictor in communication with the moveable channel to restrict the flow of drug therethrough; and
a pump for moving drug out of the drug reservoir, through the delivery needle and into the user when activated.
2 Assignments
0 Petitions
Accused Products
Abstract
A system and method for delivering drug solutions to a user, the system having a housing with a drug reservoir therein. The system also includes an activation assembly having a delivery needle and an activation device for activating delivery. The system further includes a pump, associated with the drug reservoir and a flow restrictor. When activated, the pump moves the drug out of the drug reservoir through the delivery needle and into the skin of the user. The pump may be in the form of a spring.
83 Citations
22 Claims
-
1. A drug delivery system comprising:
-
a housing;
a drug reservoir received into the housing;
an activation assembly comprising a delivery needle for insertion into the skin of a user upon activation, and an activation device for activating delivery of drug into the skin;
a channel to effect liquid communication between the drug reservoir and delivery needle upon receipt of the drug reservoir into the housing;
a flow restrictor in communication with the moveable channel to restrict the flow of drug therethrough; and
a pump for moving drug out of the drug reservoir, through the delivery needle and into the user when activated. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 22)
-
-
16. A method of delivering drug to a user comprising the steps of:
-
providing a drug delivery system having a housing, a drug reservoir, an activation assembly, the activation assembly having a delivery needle for insertion into the skin of a user, and an activation device for activating the insertion of the delivery needle into the skin, and a channel to effect liquid communication between the drug reservoir and delivery needle upon activation;
activating the system thereby causing liquid communication between the drug reservoir and the delivery needle;
moving drug out of the drug reservoir, through the delivery needle and into the user; and
restricting the flow of drug along the channel between the drug reservoir and the delivery needle. - View Dependent Claims (17, 18, 19, 20, 21)
-
Specification