Test pack for evaluating the effectiveness of an ethylene oxide sterilizing apparatus or other gas sterilizing apparatus

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Description

FIG. 1 is a rear perspective view of a test pack for evaluating the effectiveness of an ethylene oxide sterilizing apparatus or other gas sterilizing apparatus, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a rear elevational view of another embodiment of the test pack for evaluating the effectiveness of an ethylene oxide sterilizing apparatus or other gas sterilizing apparatus, showing my new design;

FIG. 9 is a rear perspective view thereof;

FIG. 10 is a front elevational view thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a right side elevational view thereof; and

FIG. 14 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
4596696 June 24, 1986 Scoville
4826772 May 2, 1989 Meatherel
4839291 June 13, 1989 Welsh et al.
Other references
  • E. H. Gillespie et al., "Ethylene Oxide Sterilisation--is it Safe?" 32 Journal of Clinical Pathology 1184-1187 (1979). S. J. Line et al., "Testing a Steam-Formaldehyde Sterilizer for Gas Penetration Efficiency," 26 Journal of Clinical Pathology 716-720 (1973).
Patent History
Patent number: D315600
Type: Grant
Filed: Jan 7, 1988
Date of Patent: Mar 19, 1991
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventor: Clarence A. Niven (White Bear Lake, MN)
Primary Examiner: Stella Reid
Attorneys: Gary L. Griswold, Walter N. Kirn, Dale E. Hulse
Application Number: 7/141,685
Classifications
Current U.S. Class: D24/8