Patent ID: 9687638
Date: 2017-06-27
CPC Classifications: A61K,A61M

Claim:
1. A swallowable medication capsule having an elongate shape, the capsule comprising, a wall forming an exterior surface of the capsule, a medication compartment configured to contain a medication, an actuator compartment; a displacement actuator disposed in the actuator compartment, a displaceable surface separating the medication compartment from the actuator compartment and arranged to be driven by the displacement actuator, where the displaceable surface is fixed to and forms a fluid-tight seal with an interior surface of the wall and the medication compartment is defined by the displaceable surface and the interior surface of the wall, a dispense channel providing a passageway between the medication compartment and an exit hole formed at the exterior surface for dispensing the fluid medication to the surroundings, and a vent channel providing a passageway between the actuator compartment and a vent hole formed at the exterior surface, where a separation between the exit hole and the vent hole along an elongate axial direction of the elongate shape is less than the length of the medication compartment along the elongate axial direction, where a part of the dispense channel and/or the vent channel extends within the wall of the capsule between two different locations on the exterior wall surface, and where the vent channel inlet is disposed along the elongate axial direction on a side of the displaceable surface, opposite the medication compartment.