Retractable surgical safety knife

FIG. 1 is a perspective view of a first embodiment of a retractable surgical safety knife having an angled blade showing our new design, with the blade in an extended position;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a perspective view of the retractable surgical safety knife of FIG. 1 , with the blade in a retracted position;

FIG. 9 is a perspective view of a second embodiment of a retractable surgical safety knife having a straight blade showing our new design, with the blade in an extended position;

FIG. 10 is a right side elevational view thereof;

FIG. 11 is a left side elevational view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a front elevational view thereof;

FIG. 15 is a rear elevational view thereof; and,

FIG. 16 is a perspective view of the retractable surgical safety knife of FIG. 9 , with the blade in a retracted position.