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Loading mechanism for infusion pump

  • US 20030130618A1
  • Filed: 01/04/2002
  • Published: 07/10/2003
  • Est. Priority Date: 01/04/2002
  • Status: Active Grant
First Claim
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1. A drive assembly for an infusion pump, the assembly comprising:

  • a. a barrel, the barrel characterized by a longitudinal barrel axis of rotation and a clearance hole in a barrel end;

    b. a rotating drive screw, the drive screw having a longitudinal screw axis and exterior threads, the screw axis displaced from and parallel to the barrel axis; and

    c. a plunger rod, the rod having threads at least part of its length, the rod inserted through the clearance hole, the rod threads removably engageable with the screw threads by rotating the barrel about the barrel axis.

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