Poison rocker Bret Michaels has been released from a Phoenix hospital after undergoing a cardiac catheterization to close a hole in his heart, RadarOnline.com has learned.

“Bret’s procedure had excellent results,” Dr. Mansour Assar, interventional cardiologist at St. Joseph’s Hospital and Medical Center, said in a statement.

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“Because of the successful outcome and Bret’s determination, I believe he will be able to return to normal activity within weeks.”