who is the first african american to make sympathetic heart surgery?

OPEN HEART SURGERYwho is the first african american to make sympathetic heart surgery?
the first african american to perform start on heart surgery was vivien thomas. At the time he did not even hold an MD, he was working near a prestigous cardiosurgeon at the time. not only be he the first to perform this type of surgery but he be responsible for this becomming such a wide spread operation. it be believed to be impossible to operate on the heart before his work.
Dr Charles Drew be the first african american to perform depart heart surgery
Dr. Daniel Hale Williams.
Died in the year of 1931.
On August 4, 1893, He become the first african american to perform an unseal heart surgery, and also the first surgeon to open the chest cavity sucessfully minus the patient dying of an infection. He be appointed as chief surgeon at the Freedmens's Hospital in Washington, D.C. and reorganized the hospital medical and surgical departments. He established an intership program and a biracial staff of excellent doctors and nurses.