INFUSION PUMPS
2 Assignments
0 Petitions
Accused Products
Abstract
Ambulatory infusion pumps, pump assemblies, cartridges, baseplates, cannulas, insertion tools, and related components as well as combinations thereof and related methods.
26 Citations
252 Claims
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1-229. -229. (canceled)
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230. An infusion pump assembly for use with a medicament cartridge having a body defining a medicament reservoir with a forward end, a medicament outlet port at the forward end, and a plunger in the body, the infusion pump assembly comprising:
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a housing having a cartridge insertion opening and a cartridge receiving area communicating with the insertion opening and configured to receive the medicament cartridge in an inserted position; a rigid wall securely mounted in the cartridge receiving area; cartridge pushing means for engaging the medicament cartridge and pushing the medicament cartridge in the inserted position against the rigid wall to a held position; a plunger pusher in the housing; and a drive mechanism in the housing, including a motor and configured to drive the plunger pusher to push the plunger when the medicament cartridge is in the held position. - View Dependent Claims (231, 232, 233)
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234. An infusion pump apparatus, comprising:
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a housing having therein a cartridge receiving area, a plunger pusher and a drive mechanism, including a motor, that drives the plunger pusher; a contact member biased forward so that an end thereof extends into the cartridge receiving area; and a medicament cartridge, having a medicament reservoir and a plunger, positionable in an inserted position in the cartridge receiving area; the contact member, with the cartridge in the inserted position and the plunger pusher in a non-retracted position, being blocked from rearward movement relative to the cartridge receiving area and thereby locking the cartridge in the cartridge receiving area; and the contact member, with the plunger pusher in a retracted position, being able to retract relative to the receiving area thereby allowing the cartridge to be inserted into or removed from the inserted position. - View Dependent Claims (235, 236, 237, 238, 239, 240, 242)
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241. (canceled)
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243. An infusion pump assembly for use with a medicament cartridge having a reservoir and a plunger, the infusion pump assembly comprising:
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a housing having therein a cartridge receiving area, a plunger pusher and a drive mechanism, including a motor, that drives the plunger pusher; and an interlock that prevents removal of the medicament cartridge from the cartridge receiving area when the cartridge is in the inserted position and the plunger pusher is in a non-retracted position, and that allows removal of the medicament cartridge from the cartridge receiving area when the cartridge is in the inserted position and the plunger pusher is a retracted position. - View Dependent Claims (244, 245, 246, 247, 248, 249, 251)
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250. (canceled)
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252-619. -619. (canceled)
Specification