×

Method and apparatus for automatically producing a plurality of sterile liquid filled delivery devices

  • US 5,884,457 A
  • Filed: 02/05/1997
  • Issued: 03/23/1999
  • Est. Priority Date: 02/05/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of automatically producing a plurality of prefilled, sterile delivery devices, the sterile delivery devices each including a hollow barrel with a dispensing nozzle at one end and an open opposite end, a piston plunger positioned within the open end and slidable in sealing engagement with the barrel to retain a fluid therein and a tip secured to the dispensing nozzle, the method comprising the steps of:

  • (a) automatically feeding a plurality of the sterile delivery devices along a predetermined path;

    (b) removing the tips from the dispensing nozzles of the sterile delivery devices;

    (c) filling the hollow barrels of the sterile delivery devices through the dispensing nozzles with a desired quantity of fluid; and

    (d) closing and sealing the dispensing nozzles of the sterile delivery devices after the filling step to provide sealed sterile delivery devices with sterile fluid contents.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×