Two compartment cup for powdered sterilant reagent components

US5662866A · kind A · utility

Assignee

• STERIS Corporation · US

Inventors

• Norman L. Siegel · Mentor, US
• Lewis I. Schwartz · Shaker Heights, US
• Raymond C. Kralovic · Austinburg, US
• Joseph J. Switka · Willoughby, US
• Craig M. Saunders · Rocky River, US
• Nick E. Stanca · Westlake, US
• Gregory A. Dale · Gaithersburg, US
• Jeffrey S. Plantz · Seven Hills, US

Key dates

• Filing date: Sep 25, 1995
• Grant date: Sep 2, 1997
• Expiry date: Sep 25, 2015

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61L2/26
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A lid (10) of a countertop decontamination unit (A) is opened to gain access to a tray (12) for receiving items to be sterilized and a well (16) for receiving a two compartment powdered anti-microbial agent carrying cup (C). The cup includes an outer cup portion (50) and an inner cup portion (70) that have peripheral walls (52, 72) affixed together at flanges (54, 74). The outer cup portion (50) is closed at one end by a first detachable base (58). The inner cup portion (70) is closed by a second detachable base (78). The outer and inner cups (50, 70) define a first powdered reagent receiving chamber (56) therebetween. The inner cup defines a second chamber therein. A permeable sheet (100) is affixed to the inner cup portion flange (74) for ventedly sealing both chambers.