1. Difficulty separating stylet from needle, which could result in inadvertent removal of the entire needle assembly or inability to remove the stylet from an indwelling intraosseous needle, both resulting in functional loss of intraosseous access. 2. Needle safety mechanism may not deploy as the stylet is removed from the intraosseous needle post placement. 3. Metal discs sticking in power driver, rendering the driver unable to be used Recall start date: June 20, 2022