POWER OF ATTORNEY


Know all persons by these presents, that I
have granted to Stephen Kozachok,a limited,
revocable power of attorney effective June 30, 2006,
for the sole purpose of filing any Form 3, Form 4,
Form 5 on my behalf with the United States Securities
and Exchange Commission in connection with my
association with St. Jude Medical, Inc.


IN WITNESS WHEREOF, I have hereunto set my hand.


/s/ Joseph McCullough
Joseph McCullough

___________________________


POWER OF ATTORNEY


Know all persons by these presents, that I
have granted to Pamela S. Krop,a limited,
revocable power of attorney effective July 1, 2006,
for the sole purpose of filing any Form 3, Form 4,
Form 5 on my behalf with the United States Securities
and Exchange Commission in connection with my
association with St. Jude Medical, Inc.


IN WITNESS WHEREOF, I have hereunto set my hand.


/s/ Joseph McCullough
Joseph McCullough