You could walk the thights over with the Morph brush?
Or us a magnet for each thight? This seems the best option to maintain the left-right.

Poser 1, 2, 3, 4, 5, 7, P8 and PPro2010, P9 and PP2012, P10 and PP2014 Game Dev
"Do not drive faster then your angel can fly"!