Abstract: A humeral head prosthetic device including a chassis and a head attached or attachable to the chassis. In the preferred embodiment, the chassis includes a tapered and multifaceted anchor element attached to and projecting distally from a base element, the configuration of the tapered and multifaceted anchor element adapted to counter rotation of the chassis once it is impacted into the humeral head. The preferred embodiment of humeral head prosthetic device also includes one or more blind holes each of the blind holes or slots being defined in part by a penetrable wall, each of the blind holes including a wall that may be readily penetrated in order permit insertion of a tool to aid in removal of the prosthesis where such removal is required.