having your partner lay face down. Strap her ankles to her thighs.
then get up on her knees. Spread wide open. Tie her hair in a pony tail and weave a leather thong into her hair use the thong to hold her up then secure the knees wider until the thong has a strong pull on her head. From this position you could impost the things already discribed on this thread.

Add Breast bondage
Nipple clamps
viberator to the clit
sleep deprevation
orgasm depravation and a good time is had by all