USD224727S - Disposable cannula - Google Patents

Description

United States Patent 0 ice Des. 224,727 Patented Sept. 5, 1972 DISPOSABLE CANNULA Frank J. Rychlik, Northbrook, Ill., assignor to Illinois Tool Works Inc., Chicago, Ill.

Filed Jan. 4, 1971, Ser. No. 103,932

Term of patent 14 years US. Cl. D83-12 Int. Cl. D2402 FIG. 1 is a perspective view of a disposable cannula showing my new design.

FIG. 2 is a side elevational view of the disposable cannula;

FIG. 3 is a side elevational view of the disposable cannula of FIG. 2 as viewed from the opposite side;

FIG. 4 is an end view of the device shown in FIG. 1 as viewed from the proximal end; and

FIG. 5 is a plan view as viewed from the top side of the device shown in FIG. 3.

I claim:

The ornamental design for a disposable cannula, as shown.

References Cited UNITED STATES PATENTS D. 208,611 9/1967 Smith, Jr. D83-12 2,725,058 11/1955 Rathkey 128-221 3,359,978 12/1967 Smith, Jr. 128-214.4

3,584,625 6/1971 'Swick 128 221 FOREIGN PATENTS 864,007 3/1961 Great Britain 128-221 BERNARD ANSHER, Primary Examiner

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