A surgical stapling instrument including a handle portion, a body portion, an articulating tool assembly and an articulation mechanism is disclosed. Embodiments may further include an amplifier coupled with the up converter and configured to amplify the up converted analog signal to generate an amplified signal and also a bandpass filter coupled with the amplifier and configured to filter the amplified signal to generate a filtered analog signal. It also includes passing a substantially oxygen-free feed stream comprising hydrocarbon gas and water to a steam reformer, thereby producing a hydrogen-rich stream. The stabilizer of the invention is designed to be integrated into commercial shoes during the manufacturing process as a method of providing foot support which is currently unavailable in commercial shoes. A binary tree is cut at levels depending on the quotient of the number of existing nodes and the number of possible nodes.