Hand-Held Electronically Controlled Injection Device For Injecting Liquid Medications
First Claim
1. A medication delivery device comprising:
- a housing, a door which, in an open position, permits insertion/removal of a medication container into/from the housing;
a door opening mechanism for opening/closing the door; and
a push member which can be moved axially from a retracted position, located outside the medication container, to enter said medication container and push liquid medication contained in said medication container out of the medication container to deliver it to a patient, and then return to its retracted position, the push member further comprising;
a lock mechanism for locking at least part of the door opening mechanism to prevent opening of the door, when the push member is inside the medication container and for unlocking the door opening mechanism when the push member is in its retracted position.
1 Assignment
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Accused Products
Abstract
A medication delivery device includes a housing, a door coupled to the housing and moveable between a closed position and an open position. The door permits insertion of a medication container, containing liquid medication, into the housing in the open position. A door opening mechanism is coupled to the door. A push member is axially moveable between a retracted position and a non-retracted position and located external to the medication container. The push member enters the medication container and pushes the liquid medication out of the medication container. A lock mechanism is coupled to the door opening mechanism and prevents opening of the door when the push member is in the non-retracted position inside the medication container, wherein the lock mechanism automatically unlocks the door opening mechanism when the push member is in the retracted position.
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Citations
10 Claims
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1. A medication delivery device comprising:
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a housing, a door which, in an open position, permits insertion/removal of a medication container into/from the housing; a door opening mechanism for opening/closing the door; and a push member which can be moved axially from a retracted position, located outside the medication container, to enter said medication container and push liquid medication contained in said medication container out of the medication container to deliver it to a patient, and then return to its retracted position, the push member further comprising; a lock mechanism for locking at least part of the door opening mechanism to prevent opening of the door, when the push member is inside the medication container and for unlocking the door opening mechanism when the push member is in its retracted position. - View Dependent Claims (2, 3, 4, 5)
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6. A medication delivery device comprising:
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a housing, a door coupled to the housing and moveable between a closed position and an open position, the door permits insertion of a medication container into the housing when in the open position, the medication container containing liquid medication therein; a door opening mechanism coupled to the door; and a push member axially moveable between a retracted position and a non-retracted position, the push member located external to the medication container, wherein the push member enters the medication container and pushes the liquid medication out of the medication container to deliver it to a patient; a lock mechanism coupled to the door opening mechanism and prevents opening of the door when the push member is in the non-retracted position inside the medication container, wherein the lock mechanism automatically unlocks the door opening mechanism when the push member is in the retracted position. - View Dependent Claims (7, 8, 9, 10)
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Specification