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US 12,427,248 B2Granted
Overmolded septum
AssigneeRoche Diabetes Care, Inc.
InventorsOliver Kreidemacher, Olaf Lebau
Life of this patent
Estimating the term…
Abstract
Disclosed is a pierceable septum for use in drug reservoirs and infusion sets. The pierceable septum has an elastic core made from a core material and a surround made from a surrounding material. The surrounding material is more rigid than the core material. The elastic core is fully embedded in the surround.
Claims12
A pierceable septum for use in drug reservoirs and infusion sets, the pierceable septum comprising:
- an elastic core formed from a core material;
- and
- a surround formed from a surrounding material;
- wherein, the elastic core is fully embedded in the surround and the surrounding material is more rigid than the core material;
- further wherein the surround comprises first and second different surrounding materials, wherein the first surrounding material is disposed along a piercing path of a cannula and the second surrounding material is disposed aside from the piercing path, further wherein the first surrounding material is less rigid than the second surrounding material.
2 more elements
Dependencies are inferred from the claim text.