48
Participants
Start Date
February 29, 2012
Primary Completion Date
October 31, 2013
Study Completion Date
November 30, 2013
vein blood collection
5 ml peripheral vein blood samples were collected from each patient admitted to our study at the following time-points：Pre-operative（morning of surgery），just before declamping，30mins after declamping and post-operative（12h）.
vascular surgery department of PUMCH, Beijing
Peking Union Medical College Hospital
OTHER