A machine for storing a strap with a bag attached to the fixed strap of a ratchet-buckle assembly. The circuit includes a receiver circuit configured to communicate with a sensor module positioned in a knee joint of a patient to receive joint force data indicative of the joint force of the patient’s knee joint. When the detection result is correct, the difference between a counter-value of a crank counter at the missing-tooth location K detection timing and a correct value at the detection timing of the missing-tooth location K is calculated. A method and an arrangement for generating a codebook by applying a log squared error distortion measure in an iterative algorithm. The first electrode and the second electrode are electrically connected to the carbon nanotube film structure, and control the amount of heat and deformation produced by the carbon nanotube film structure.