The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8602975 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 10, 2013

Filed:

Sep. 10, 2009
Applicant:

Soh Ohzawa, Toyonaka, JP;

Inventor:

Soh Ohzawa, Toyonaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

There is disclosed a probe () for directing light to an object to be measured and receiving light returned from the object to be measured, the probe including: an optical path () for transmitting light from a light source (); a mirror member () for reflecting the light transmitted through the optical path (); and a rotational oscillation mechanism () for rotatably oscillating the mirror member () and a tip end portion of the optical path () about a longitudinal axis of the optical path (); wherein the rotational oscillation mechanism () is adapted to perform the rotational oscillation within a range defined by a torsional elasticity limit of the optical path (). This configuration can provide an optical rotary probe with a simple structure and with high reliability, which is capable of suppressing optical losses and reflection ghosts.


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