Marie,
How about finger-feeding with a peridontal syringe or Hazelbaker feeder? This
might help pattern the baby and get him/her accustomed to how far back he/she
needs to bring mom's nipple. That's been the most effective method I've used
in dealing with bubble palates. Good luck!
Gretchen Andrews, BA, LLLL, IBCLC
private practice, Redlands, CA