Dr. Vinogard, do you stilluse Lexan ?+braces q/metal

a few questions appear to hav ecome up about Lexan an di was wondering if youhad found it to be toxic / instead of nontoxic
as was origianlly thought?

wouldn't you know lol now that i have replaced all my forks et c with it rofl !! i sit still ok to use? or hav eyou found new data that has changed the circunstances of it's ue?

also mydaughter will ahve to have braces. for a obout a yr and a half. the insurance only covers teh metal ones.. and even at tha twith a 1000 deductable and 25 % cost afte deductalb e is met.
it willnot cove r the invis ones etc..

any suggestions wha tmy daugheter might do to reduce toxicity during use woudl be very helpful / thanks.
i was planning having her use the pads at least 2 tiem sa week during use.