Maybe it is time you put your cards on the table and tell her this is a problem for you and you want to take more proactive steps to address this...would she consider...

a) medication to increase libido

b) sexual therapy to explore other ways to be sexual and satisfied

c) a marriage encounter or retreat to reestablish the importance of intimacy (not necessarily sex)

or else you need to look at:

a) medication to decrease your libido

b) sexual therapy to be happy with less noogie

c) a marriage encounter or retreat to find other ways to be intimate that don't involve sex