Patent ID: 8185179

Claim:
A fingertip oximeter, comprising: a display update unit and display for displaying a measurement result to a user using a plurality of display modes which are configured to be presented one by one in a circulating way, headings and parameters of the measurement result being displayed in different directions for the user to observe from any of surrounding directions without changing the direction of the fingertip oximeter relative to the user; and a manually pressing button for updating the display mode in use, wherein each display mode divides a screen of the display into a heading area and a parameter area, in which characters in the heading area are presented in an upright standing way or in an upside-down standing way, while the parameter area is provided to show a measurement parameter, or a measurement parameter and a pulse column, or a measurement parameter and a waveform in an upright standing way, in a right laying way, in an upside-down standing way, or in a left laying way, wherein the display update unit is configured to generate at least six display modes (Mode 0-Mode 5), wherein: in Mode 0, the heading is displayed in a landscape upright standing way, measurement parameters are displayed in a landscape upright standing way, and a pulse column for indicating the strength of pulse is displayed in a landscape left standing way; in Mode 1, the heading, measurement parameters, and the pulse column are respectively displayed in a portrait upright standing way, a portrait right laying way, and a centered standing way; in Mode 2, the heading, measurement parameters, and the pulse column are respectively displayed in a landscape upside-down standing way, a landscape upside-down standing way, and a right standing way; in Mode 3, the heading is displayed in a landscape upright standing way, measurement parameters are displayed in a portrait left laying way, and the pulse column is displayed in a centered standing way; in Mode 4, the heading is displayed in a landscape upright standing way, measurement parameters are displayed in a landscape upright standing way, and a landscape solid waveform is displayed; and in Mode 5, the heading is displayed in a landscape upright standing way, measurement parameters are displayed in a landscape upright standing way, and a landscape outlined waveform is displayed.