Winged angular infusion needle
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Description
FIG. 1 is a perspective view of a winged angular infusion needle showing our new design;
FIG. 2 is an end perspective view thereof;
FIG. 3 is a top plan view thereof, with the needle tip broken away for ease of illustration; and
FIG. 4 is a bottom plan view thereof, with the needle tip broken away for ease of illustration.
Referenced Cited
U.S. Patent Documents
Other references
D223043 | February 1972 | Raines |
D257885 | January 13, 1981 | Kulle |
4134402 | January 16, 1979 | Mahurkar |
4326519 | April 27, 1982 | D'Alo e al. |
4627843 | December 9, 1986 | Raines |
4631058 | December 23, 1986 | Raines |
4640275 | February 3, 1987 | Burke et al. |
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Patent History
Patent number: D301742
Type: Grant
Filed: Mar 18, 1986
Date of Patent: Jun 20, 1989
Assignee: Baxter International Inc. (Deerfield, IL)
Inventors: Mark Wyzgala (Mercer Island, WA), Thomas E. Morizio (Highland Park, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Attorneys: Paul C. Flattery, Amy L. H. Rockwell, Kay H. Pierce
Application Number: 6/841,079
Type: Grant
Filed: Mar 18, 1986
Date of Patent: Jun 20, 1989
Assignee: Baxter International Inc. (Deerfield, IL)
Inventors: Mark Wyzgala (Mercer Island, WA), Thomas E. Morizio (Highland Park, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Attorneys: Paul C. Flattery, Amy L. H. Rockwell, Kay H. Pierce
Application Number: 6/841,079
Classifications
Current U.S. Class:
D24/52