Assertion: aorta's branch | /r/HasProperty | separated
Facets:
value: from the supportive tissue
type: OTHER
Source sentences:
text: The ductus arteriosus and right pulmonary branch, up to and including the first branches in the hilum of the right lung, are separated from the surrounding supportive tissue to allow mobility of the vessels.
text: While the patient is cooling, the ductus arteriosus is ligated at both the aortic and pulmonary ostia, then transected at its center; the left pulmonary branch, including the first branches in the hilum of the left lung, is separated from the supportive tissue; and the aorta is marked at the site it will be transected, which is just below the pulmonary bifurcation, proximal to where the pulmonary artery will be transected.