Patent ID: 9089260
Filing Date: 2015-07-28
Classification: A61B,F21V

Abstract:
1. A fixation lamp for ophthalmological instrument that is used for getting an examinee to fixate in an ophthalmological instrument, comprising: a light emitter for getting an examinee to fixate; a first arm having a top end and a second end, wherein the light emitter is provided on the top end and protrudes from the top end; a second arm that supports the first arm through a first joint that connects the second arm to the second end of the first arm, the first joint allowing the first arm to freely swing; a base that supports the light emitter through the second arm, the first joint and the first arm; the first joint having a first relay that is rotatably supported by the second arm and rotatably supports the first arm; a first stopper provided between the first arm and the first relay and preventing the first arm from rotating 360 degrees or more in connection with the first relay; a second stopper provided between the first relay and the second arm and preventing the first relay from rotating 360 degrees or more in connection with the second arm; and a rotation axis of the first arm that rotates in connection with the first relay and a rotation axis of the first relay that rotates in connection with the second arm not being located on the same line, wherein a second joint that is different from the first joint is located between the second arm and the base, the second joint is provided with a second relay that rotatably supports the second arm, and the base supports the second joint allowing the second joint to rotate 360 degrees or more around a predetermined axis.