Stylet for retrograde coronary sinus cannula
FIG. 1 is a perspective view of a stylet for retrograde coronary sinus cannula showing our new design, the shaft of the stylet is shown broken to indicate indeterminate length; 
     FIG. 2 is a front elevational view thereof; 
     FIG. 3 is a rear elevational view thereof; 
     FIG. 4 is a top plan view thereof, the shaft of the stylet is shown broken to indicate indeterminate length; 
     FIG. 5 is a right side elevational view thereof, the left side elevational view being identical thereto, the shaft of the stylet is shown broken to indicate indeterminate length; and, 
     FIG. 6 is a bottom plan view thereof the shaft of the stylet is shown broken to indicate indeterminate length.