Transfer cannula

- AB Astra
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Description

FIG. 1 is a top perspective view of a transfer cannula showing our new design, the opposite side being identical thereto;

FIG. 2 is a bottom perspective view thereof, the opposite side being a mirror image thereof;

FIG. 3 is a side elevational view thereof, the opposite side being a mirror image thereof; and

FIG. 4 is a front elevational view thereof, the opposite side being a mirror image thereof.

Referenced Cited
U.S. Patent Documents
4200100 April 29, 1980 Willis
4759756 July 26, 1988 Forman et al.
4822351 April 18, 1989 Purcell
Patent History
Patent number: D314622
Type: Grant
Filed: Dec 16, 1987
Date of Patent: Feb 12, 1991
Assignee: AB Astra (Sodertalje)
Inventors: Lars-Erik Andersson (Mjolby), Arne T. Eek (Trosa), Anders T. Kers (Nykvarn), Nils B. Nilson (Mjolby), Nils-Ake W. Ternerot (Sodertalje)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Law Firm: White & Case
Application Number: 7/133,515
Classifications
Current U.S. Class: D24/53