Oral suction cannula for dental use

Description

[0001] FIG. 1 is a side view of an oral suction cannula for dental use, comprised of a stem piece and an end piece, showing our new design;

[0002] FIG. 2 is an opposite side view thereof;

[0003] FIG. 3 is a top view thereof;

[0004] FIG. 4 is a bottom view thereof;

[0005] FIG. 5 is a perspective view thereof;

[0006] FIG. 6 is an enlarged side view of an end piece of the cannula of FIG. 1 thereof;

[0007] FIG. 7 is an opposite side view of FIG. 6 thereof;

[0008] FIG. 8 is a front view of FIG. 6 thereof;

[0009] FIG. 9 is a rear view of FIG. 6 thereof;

[0010] FIG. 10 is a perspective view of FIG. 6 thereof;

[0011] FIG. 11 is a bottom view of FIG. 6 thereof;

[0012] FIG. 12 is a top view of FIG. 6 thereof;

[0013] FIG. 13 is partial enlarged perspective view of an alternate end piece of the cannula of FIG. 1;

[0014] FIG. 14 is another perspective view of FIG. 13 thereof;

[0015] FIG. 15 is a side view of the stem piece of FIG. 1;

[0016] FIG. 16 is an opposite side view of FIG. 15 thereof;

[0017] FIG. 17 is a top view of FIG. 15 thereof;

[0018] FIG. 18 is a bottom view of FIG. 15 thereof;

[0019] FIG. 19 is a perspective view of FIG. 15 thereof;

[0020] FIG. 20 is an enlarged perspective view of another alternate end piece of the cannula of FIG. 1 thereof; and,

[0021] FIG. 21 is another perspective view of FIG. 20 thereof.

Claims

The ornamental design for an oral suction cannula for dental use, as shown and described.

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