Automatic retractable lancet for bleed time determination


FIG. 1 is a perspective view of an automatic retractable lancet for bleed time determination, showing our new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a left elevational view thereof.

FIG. 7 is a right elevational view thereof.

Referenced Cited
U.S. Patent Documents
3760809 September 1973 Campbell, Jr.
4064871 December 27, 1977 Reno
4230118 October 28, 1980 Holman et al.
4414975 November 15, 1983 Ryder et al.
4539988 September 10, 1985 Shirley et al.
Patent History
Patent number: D297978
Type: Grant
Filed: Aug 16, 1985
Date of Patent: Oct 4, 1988
Assignee: Baxter Travenol Laboratories, Inc. (Deerfield, IL)
Inventor: Fred K. White (Miami, FL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Attorneys: S. B. Fentress, P. C. Flattery, R. E. Hartenberger
Application Number: 6/766,879
Current U.S. Class: D24/28; D24/23; D24/26