vibrant logo for dental practice please help

C'est ce que penshurst dental recherchait dans leur logo design

we need a new logo to match a new website currently under construction. something that has a sense of "fun" but trustworthy. something that will help overcome fear of going to the dentist! (I know it sounds an impossible challenge) vibrant, young hip look yet professional. Our primary colours are light green and medium purple and dark grey.

Update:
Probably prefer sans serif font, and something simple. Voir plus