Did/ does anyone use this?

http://www.amazon.com/Boppy-4300113K-2PK-Newborn-Lounger/dp/B00AIVNBN4 (fixed link)

LO is a long, chunky 6 weeks old and spits up & hiccups if jostled too much after eating. DH's knee cradle works for him, but I am looking for a solution I can do. Did you find the NB lounger helpful for reflux? How long were you able to use it?