Shunt sensor for blood gas measurement

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Description

FIG. 1 is a first perspective view of a shunt sensor for blood gas measurement showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a first end view thereof;

FIG. 4 is a left side view thereof, the right side view being a mirror image thereof;

FIG. 5 is a second end view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view thereof, with the broken line showing of the caps and filter assemblies being for illustrative purposes only and forming no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D326718 June 2, 1992 Maxwell et al.
D348734 July 12, 1994 Arp
D353198 December 6, 1994 Blasdell et al.
4444498 April 24, 1984 Heinemann
4640820 February 3, 1987 Cooper
4745279 May 17, 1988 Karkar et al.
4786474 November 22, 1988 Cooper
5104623 April 14, 1992 Miller
5128019 July 7, 1992 Karpf et al.
5171029 December 15, 1992 Maxwell et al.
5289255 February 22, 1994 Mullin et al.
Foreign Patent Documents
0 399 227 November 1990 EPX
Other references
  • CDI.sup.198 400 Extracorporeal Blood Gas Monitoring System, Operator's Manual, CDI, 3M Health Care (In existence prior to Feb. 26, 1997).
Patent History
Patent number: D410086
Type: Grant
Filed: Feb 26, 1998
Date of Patent: May 18, 1999
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventors: Thomas G. Hacker (Anaheim, CA), Ronald G. Holder (Laguna Niguel, CA)
Primary Examiner: Stella Reid
Attorney: F. Andrew Ubel
Application Number: 0/84,339
Classifications
Current U.S. Class: Hematological Or Intravenous Treatment (41) (D24/169)
International Classification: 2401;