Title:
MEDICAL OBSERVATION SYSTEM, MEDICAL OBSERVATION DEVICE, AND MEDICAL OBSERVATION DEVICE DRIVING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/008920
Kind Code:
A1
Abstract:
A medical observation system (2, 3) is provided with: a light source (223) that illuminates an affected area; a separation optical system (213) that separates light from the affected area into a plurality of polarized light beams, the polarization directions of which are different from each other; a detection unit (313) that individually detects the plurality of polarized light beams; a calculation unit (305) that individually calculates speckle contrasts on the basis of results of detections of the plurality of polarized light beams; and a processing unit (303) that, on the basis of at least any one of results of calculations of the speckle contrasts respectively corresponding to the plurality of polarized light beams, executes a process for observation of the affected area.
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Inventors:
KUWAYAMA TETSURO (JP)
FUKAZAWA TAKANORI (JP)
MATSUI TAKESHI (JP)
FUKAZAWA TAKANORI (JP)
MATSUI TAKESHI (JP)
Application Number:
PCT/JP2019/024775
Publication Date:
January 09, 2020
Filing Date:
June 21, 2019
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
A61B1/00; A61B1/045; A61B5/026; G01N21/17; G02B23/24; G02B23/26
Domestic Patent References:
| WO2018030665A1 | 2018-02-15 | |||
| WO2013188520A2 | 2013-12-19 |
Foreign References:
| US9970955B1 | 2018-05-15 | |||
| JP2010532699A | 2010-10-14 | |||
| US20170248518A1 | 2017-08-31 | |||
| JP2018514335A | 2018-06-07 | |||
| JP2000508430A | 2000-07-04 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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