RE:"Approval from Bio-Engineering and the Like"I was under the impression that with the ITA approval of the TLC-3200 PDT Laser system and the TLC-34xx Dosimetry Fibre Optic Cage (DFOC) all of the necessary bio-engineering had been completed. That statement by Dr Jewett blindsided me. I'm confused. Unfortunately I must confess that that is not an uncommon state of mind for me.