In a procedure very similar to an amniocentesis, Thomas’s heart was stopped with a simple injection. In that moment, as I held my husband’s hand, I met God and handed him my precious boy to care for, for all eternity.
Over the next 17 hours I labored to deliver Thomas’s body. It was a painful experience, but the only option given to a woman at 24 weeks gestation.
And here's a Wiki entry on intact D&E. It includes descriptions of the procedure from both PP and National Right to Life, an anti-choice organization.