Infusion Pump Assembly
First Claim
1. An infusion pump assembly comprising:
- a locking tab;
a pump barrel inside a pump barrel housing, said pump barrel accommodates a reservoir assembly comprising a reservoir and a plunger rod; and
a locking disc at a terminus of said pump barrel, said locking disc having a clearance hole for said plunger rod and at least one locking tab notch, said locking disc being in close proximity with said locking tab,wherein said locking tab is in moveable engagement with said locking tab notch, andwherein said reservoir moves said locking tab from a locked position to an unlocked position when said plunger rod is inserted through said clearance hole, andwherein said locking disc rotates upon torque being applied to said reservoir assembly, said locking disc rotating from a non-loaded position to a loaded position with respect to said plunger rod and a drive screw.
2 Assignments
0 Petitions
Accused Products
Abstract
An infusion pump assembly is disclosed. The infusion pump assembly includes a locking tab and a pump barrel inside a pump barrel housing, where the pump barrel accommodates a reservoir assembly. The reservoir assembly includes a reservoir and a plunger rod. The infusion pump assembly also includes a locking disc at a terminus of the pump barrel. The locking disc includes a clearance hole for the plunger rod. The locking disc also includes at least one locking tab notch in close proximity with the locking tab. The locking tab is in moveable engagement with the locking tab notch, and the reservoir moves the locking tab from a locked position to an unlocked position when the plunger rod is inserted through clearance hole. The locking disc rotates upon torque being applied to the reservoir assembly, the locking disc rotating from a non-loaded position to a loaded position with respect to the plunger rod and a drive screw.
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Citations
8 Claims
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1. An infusion pump assembly comprising:
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a locking tab; a pump barrel inside a pump barrel housing, said pump barrel accommodates a reservoir assembly comprising a reservoir and a plunger rod; and a locking disc at a terminus of said pump barrel, said locking disc having a clearance hole for said plunger rod and at least one locking tab notch, said locking disc being in close proximity with said locking tab, wherein said locking tab is in moveable engagement with said locking tab notch, and wherein said reservoir moves said locking tab from a locked position to an unlocked position when said plunger rod is inserted through said clearance hole, and wherein said locking disc rotates upon torque being applied to said reservoir assembly, said locking disc rotating from a non-loaded position to a loaded position with respect to said plunger rod and a drive screw. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification