had a few, twice cut the tip off my finger, sewed thru my finger and had to pick up the machine to unplug to dis engage and then replug it in to get the needle out of my finger. blood all over the place. also cut my toe to the bone when putting in a new blade and dropped it on my toes. One of theos finger nicks...cut the tip of the bone off left index finger (at work in an embroidery machine co), what a MESS, blood all over!!!