Oral Jpg Index Can I Still Do Oral With An Tpa Expander?

Can I still do oral with an tpa expander? - oral jpg index

I have a job in expanding its not the big bulky, but it feels weird for me, and I wondered if anyone else has, and he was still able to comfortably perform oral two people? That is as it seems. http://i72.photobucket.com/albums/i185/xthexprincessx/TPA.jpg