Pour the puree into the bag, and after the freerun milk drains, gently shake the bag to settle the pulp, close the mouth, and twist the neck of the bag until all the slack is gone, then lay the bagged «ball» of pulp on it's side in the bottom of the colander, and press firmly with a flat bottomed paillard pounder until the milk stops draining and the solids form a dense dry gritty cake. (elanaspantry.com)
Take care to support the cat's head and avoid twisting her neck in case she's suffered a spinal injury. (aspca.org)
Twisted neck in babies - congenital torticollis (see: Turned neck in babies - congenital torticollis) (cyh.com)