In the wake of Alaska 261 there were cross-type and cross-manufacturer inspections and ADs mandated. No implementation (of which each manufacturer's was slightly different) was entirely free of problems in terms of maintenance or design:
Airbus :
FAA mandates near-term A320 stabiliser inspections
Boeing :
FAA calls for heightened 737 trim actuator vigilance
Here's a contemporary article on the subject:
Aviation Today :: Jackscrew Jugular Can Be Fixed