Testing Device and Method for Testing Moving Force of a Plunger of a Syringe

    公开(公告)号:US20220134010A1

    公开(公告)日:2022-05-05

    申请号:US17432222

    申请日:2020-02-21

    申请人: Lonza Ltd

    IPC分类号: A61M5/315 G01K1/02 G01L5/00

    摘要: The present invention relates to a testing device for testing the moving force of a plunger of a syringe, comprising a fixture, FX, (3) for holding a syringe (8) in the testing device, TD, (1) for moving force testing, wherein the fixture (3) comprises an annular holding element, AHE, (5) for holding part of the syringe (8), and a support frame, SF, (30) having a support plate, SP, (300) for supporting the annular holding element, AHE, (5), wherein the annular holding element, AHE, (5) is detachably connected to the support plate, SP, (300) via an indirect connection via at least one intermediate element, IE, (10) between the at least one annular holding element, AHE, (5) and the support plate, SP, (300), wherein one intermediate element, IE, (10) is a tempering cylinder, TC, (7) for tempering at least part of the syringe (8). The invention further relates to a method for testing the moving force of a plunger of a syringe.