Infusion pumps
First Claim
Patent Images
1. An infusion pump assembly, comprising:
- medicament cartridge including a body portion, that defines an outer diameter and a reservoir, and a plunger within the body portion;
a pump housing having top and bottom outer walls that are located opposite one another and that include respective outer surfaces that face in opposite directions, and a cartridge receiving area between the top and bottom outer walls;
a plunger pusher in the housing;
a drive mechanism, including a motor, connected to the plunger pusher to controllably move the plunger pusher bi-directionally along an axis; and
the bottom outer wall having an insertion opening through which the medicament cartridge can be inserted, in a direction generally normal to the axis and to both of the top and bottom outer walls, into an inserted position within the cartridge receiving area, and the top outer wall having an opening that is aligned with the cartridge receiving area and is spaced from the bottom outer wall by a distance that is less than the diameter of the cartridge body portion.
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Accused Products
Abstract
Ambulatory infusion pumps, pump assemblies, cartridges, baseplates, cannulas, insertion tools, and related components as well as combinations thereof and related methods.
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Citations
19 Claims
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1. An infusion pump assembly, comprising:
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medicament cartridge including a body portion, that defines an outer diameter and a reservoir, and a plunger within the body portion; a pump housing having top and bottom outer walls that are located opposite one another and that include respective outer surfaces that face in opposite directions, and a cartridge receiving area between the top and bottom outer walls; a plunger pusher in the housing; a drive mechanism, including a motor, connected to the plunger pusher to controllably move the plunger pusher bi-directionally along an axis; and the bottom outer wall having an insertion opening through which the medicament cartridge can be inserted, in a direction generally normal to the axis and to both of the top and bottom outer walls, into an inserted position within the cartridge receiving area, and the top outer wall having an opening that is aligned with the cartridge receiving area and is spaced from the bottom outer wall by a distance that is less than the diameter of the cartridge body portion. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An apparatus for use with a medicament cartridge having a cartridge body that defines a reservoir and a plunger located within the reservoir, the apparatus comprising:
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an infusion pump assembly including a housing having opposing top and bottom outer walls that are located opposite one another and that include respective outer surfaces that face in opposite directions, a plunger pusher in the housing, and a drive mechanism, including a motor, connected to the plunger pusher to move the plunger pusher along an axis, the bottom outer wall having a medicament cartridge insertion opening through which the medicament cartridge can be inserted to an inserted position in the housing and operatively aligned with the plunger pusher, and the top outer wall having an opening that is aligned with the cartridge insertion opening and located such that the cartridge body will protrude partially through the opening in the top outer wall when the cartridge is in the inserted position; and a baseplate attachable to the housing so as to at least partially cover the bottom outer wall and the insertion opening. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification