US2005171416A1PendingUtilityA1

Noninvasive measurement system

Assignee: STEP TECHNOLOGIES LLC QPriority: Sep 17, 1999Filed: Feb 20, 2004Published: Aug 4, 2005
Est. expirySep 17, 2019(expired)· nominal 20-yr term from priority
A61B 5/14555A61B 5/1455A61B 3/10A61B 5/14532A61B 5/0013
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Claims

Abstract

The noninvasive measurement system provides a technique for manipulating wave data. In particular, wave data reflected from a biological entity is received, and the reflected wave data is correlated to a substance in the biological entity. The wave data may comprise light waves, and the biological entity may comprise a human being or blood. Additionally, a substance may comprise, for example, a molecule or ionic substance. The molecule may be, for example, a glucose molecule. Furthermore, the wave data is used to form a matrix of pixels with the received wave data. The matrix of pixels may be modified by techniques of masking, stretching, or removing hot spots. Then, the pixels may be integrated to obtain an integration value that is correlated to a glucose level. The correlation process may use a lookup table, which may be calibrated to a particular biological entity. Moreover, an amplitude and phase angle may be calculated for the reflected wave data and used to identify a glucose level in the biological entity. Additionally, the reflected wave data may be used to determine glaucoma pressure. The glucose level may be displayed on a monitor attached to the computer. The computer may be a portable, self-contained unit that comprises a data processing system and a wave reflection capture system. On the other hand, the computer may be attached to a network of other computers, wherein the reflected wave data is received by the computer and forwarded to another computer in the network for processing.

Claims

exact text as granted — not AI-modified
1 . A method of manipulating wave data, comprising: 
 receiving wave data reflected from a biological entity; and,    correlating the reflected wave data to a substance in the biological entity, wherein the correlating step comprises the steps of:    calculating an amplitude for the reflected wave data;    calculating a phase angle for the reflected wave data; and,    identifying a glucose level in the biological entity by using the amplitude and the phase angle.

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