Nope. Junior development was put on the back-burner. It wasn't until Lener arrived that it was restarted.
The current generation of players who make up most of the national team (Palat, Hertl, Jaskin, Jordan, Gudas, Sustr, Kempny etc) were the guys who struggled mightily at the WJC's. So it's not really a surprise that we're struggling now. The older generation is aging (Plekanec, Krejci) and the younger guys aren't there yet (Pastrnak, Vrana, Zacha, Necas, Zboril, Zadina etc).
We'll be back. It's just a question of when