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US 11,248,250 B2Granted
Self-contained biological indicator
AssigneeAsp Global Manufacturing Gmb
InventorsBen Fryer, Yan Fang
Life of this patent
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Abstract
A self-contained biological indicator (“SCBI”) is disclosed. The SCBI may include a first ampule and a second ampule. The first ampule may contain a first volume of a first growth medium, and the second ampule may contain a second volume of a second growth medium. The SCBI is configured such that the first ampule may be broken before the second ampule. The SCBI may be analyzed for changes in fluorescence of the first growth medium. Then, the SCBI may be analyzed for changes in a color of the second growth medium.
Claims16
A self-contained biological indicator, comprising:
- a first ampule having a first top and a first bottom, the first ampule containing a first volume of a first growth medium;
- a second ampule having a second top and a second bottom, the second ampule containing a second volume of a second growth medium;
- a cap,
- a vial coupled to the cap and containing at least a portion of the first ampule and a portion of the second ampule, and
- a counter cap disposed about the vial, the counter cap including a stop surface disposed between 0.1 inches and 1.5 inches below a rim of the cap,
- wherein the cap is disposed above the first ampule and the second ampule, the first ampule is disposed adjacent to the second ampule, and the first top is disposed closer to the cap than the second top.
3 more elements
Dependencies are inferred from the claim text.