Needle assembly for drug pump
First Claim
1. A needle assembly adapted for fluid communication with a vial containing a substance to be delivered to a subject, the needle assembly comprising:
- a needle held in a needle holder, said needle holder confined to move in a housing; and
an activation mechanism for activating delivery of the substance through said needle, said activation mechanism comprising a safety latch having a down position that initially impedes movement of said needle holder, wherein when said safety latch is placed on the subject, said safety latch moves from said down position to an up position, in said up position, said needle holder is movable to cause said needle to protrude outwards of said housing to pierce the subject to allow administration of the substance to the subject.
4 Assignments
0 Petitions
Accused Products
Abstract
A needle assembly adapted for fluid communication with a vial containing a substance to be delivered to a subject, the needle assembly including a needle held in a needle holder, the needle holder confined to move in a housing, and an activation mechanism for activating delivery of the substance through the needle, the activation mechanism including a safety latch that initially impedes movement of the needle holder, wherein when the safety latch is placed on the subject, the safety latch moves to a position that permits moving the needle holder to cause the needle to protrude outwards of the housing to pierce the subject to allow administration of the substance to the subject.
302 Citations
12 Claims
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1. A needle assembly adapted for fluid communication with a vial containing a substance to be delivered to a subject, the needle assembly comprising:
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a needle held in a needle holder, said needle holder confined to move in a housing; and an activation mechanism for activating delivery of the substance through said needle, said activation mechanism comprising a safety latch having a down position that initially impedes movement of said needle holder, wherein when said safety latch is placed on the subject, said safety latch moves from said down position to an up position, in said up position, said needle holder is movable to cause said needle to protrude outwards of said housing to pierce the subject to allow administration of the substance to the subject. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification