A personalized text-to-speech system provides a method for converting text data to speech data utilizing a pTTS template representing the voice characteristics of an individual. Stops 37, 38 are formed on the arm for preventing the first pressing piece 29 from moving in the axial direction of the member. The external unit is preferably the same unit that is used to numerically or graphically display the physiological variables that are measured with the sensor and guide wire assembly. Upon identifying a segment of the spool file, the segment may be converted into a PDF file. Thereafter, a second evaluation value is established by evaluating the packet loss amount when shifting the optical path arrangement by means of a two-stage shift. In one embodiment the weighting element is in the form of an end cap at the end of the grip thereby forming a balancing moment to counter the force acting at impact.