1. Wire Loops to Mark Aorto-saphenous Anastomoses
Otto Haiderer, M.D., Allan M. Lansing, M.D. 
CHEST 
Volume 63, Issue 3, Pages (March 1973)
DOI: /chest
Copyright © 1973 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Chest roentgenogram, lateral view, of a 205 lb woman. Wire loops, marking the site of aortosaphenous anastomoses, are clearly visible. Note elliptical shape and curvature of loops.
CHEST  , DOI: ( /chest )
Copyright © 1973 The American College of Chest Physicians Terms and Conditions

3. Figure 2
Catheter tip projecting through center of wire loop and contrast-filled saphenous vein bypass graft to right coronary artery.
CHEST  , DOI: ( /chest )
Copyright © 1973 The American College of Chest Physicians Terms and Conditions