His shoulder needs surgery .
The 22 - year - old keeper of Kloten Flyers , Luca Boltshauser , was injured on Friday during the preseason game against Schwenninger Wild Wings .
Luca Boltshauser 's shoulder needs surgery .
The 22 - year - old keeper of Kloten Flyers , Luca Boltshauser , was injured on Friday during the preseason game against Schwenninger Wild Wings .