FLUID DELIVERY SYSTEM AND METHODS
First Claim
1. A fluid delivery device for delivering small quantities of a fluid to a patient, comprising a disposable housing, characterized in that the disposable housing comprises one lower part and one upper part, the upper and lower parts being separate parts that when fitted together form a shell that defines an internal partial toroidal arcuate cavity.
1 Assignment
0 Petitions
Accused Products
Abstract
A fluid delivery device for delivering small quantities of fluid such as insulin to a patient, including a disposable unit having a disposable housing that has one lower part and one upper part, which together form a shell that defines an internal partial toroidal arcuate cavity. The housing fits together with a drive unit. The housing contains an arcuate cylinder for containing fluid to be delivered, a piston movably mounted in the cylinder for driving out fluid to be delivered, an adhesive support for attaching the housing and a cannula that when the housing is attached to a patient is insertable in the patient'"'"'s skin for delivering fluid. The drive unit is preferably removably mounted on a front of the housing opposite the adhesive support, the removable drive unit having a shape that when fitted complements the shape of the front face of the housing to form with the housing.
35 Citations
32 Claims
- 1. A fluid delivery device for delivering small quantities of a fluid to a patient, comprising a disposable housing, characterized in that the disposable housing comprises one lower part and one upper part, the upper and lower parts being separate parts that when fitted together form a shell that defines an internal partial toroidal arcuate cavity.
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3. (canceled)
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18. (canceled)
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19. (canceled)
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25-30. -30. (canceled)
Specification