The FDA granted the premarket approval application (PMA) for the new Photofrin 630 PDT Laser.
Photodynamic therapy (PDT) with Photofrin is a light-based cancer treatment that combines a photosensitizing drug called Photofrin (porfimer sodium) with a specific type of light administered
by a laser to attack cancer cells.
http://journals.lww.com/oncology-times/blog/fdaactionsandupdates/pages/post.aspx?PostID=182
FDA Approves PMA for New Photofrin Laser