The disclosure is directed to preserving data consistency in a multiple-node data storage system. The conductive fiber, when combined with a non-slip fiber, facilitates comfortable electrical communication between different electronic devices and the skin. A method of creating masters for the pieces, as well as a method of forming the pieces of the surround, are also disclosed. Kernel function call processing is divided into phases and a phase identifier is provided to the system call. The closed configuration allowing at least a portion of the needle, including the needle tip, to extend below the bottom surface of the lower portion of the body.