Various exemplary gas spring surgical impacting tools and methods of using gas spring surgical impacting tools are provided. In general, a surgical impacting tool includes a gas spring assembly. The gas spring assembly includes a sealed chamber configured to contained compressed gas therein. The surgical impacting tool also includes a motor configured to cause compression of the gas in the sealed chamber. The compression and decompression of the gas is configured to drive movement of a surgical implement attached to the surgical impacting tool and configured to impact bone.