1. Robotic skeletonizing of the internal thoracic artery: is it safe?
Gil Bolotin, MD, PhD, Walter W Scott, MD, Trevor C Austin, Patrick J Charland, Alan P Kypson, MD, L.Wiley Nifong, MD, Kenneth Salleng, DVM, W.Randolph Chitwood, MD 
The Annals of Thoracic Surgery 
Volume 77, Issue 4, Pages (April 2004)
DOI: /j.athoracsur

2. Fig 1
Flow in the internal thoracic artery during the harvesting procedure and at the end of it as measured by transonic flow probe. ♦ = pediculated; ■ = skeletonized. (pre = preoperative.)
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )

3. Fig 2
Histology cross sections (×20 magnification) of (A) a pediculed internal thoracic artery and (B) a skeletonized internal thoracic artery. (a = tunica media, b = tunica adventitia; L = arterial lumen.)
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )