AT487111T - A device for tomographic scanning objects - Google Patents

A device for tomographic scanning objects

Info

Publication number
AT487111T
AT487111T AT08405241T AT08405241T AT487111T AT 487111 T AT487111 T AT 487111T AT 08405241 T AT08405241 T AT 08405241T AT 08405241 T AT08405241 T AT 08405241T AT 487111 T AT487111 T AT 487111T
Authority
AT
Austria
Prior art keywords
device
tomographic scanning
scanning objects
tomographic
objects
Prior art date
Application number
AT08405241T
Other languages
German (de)
Inventor
Markus Berner
Original Assignee
Nectar Imaging S R L
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CH16242007 priority Critical
Application filed by Nectar Imaging S R L filed Critical Nectar Imaging S R L
Publication of AT487111T publication Critical patent/AT487111T/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/24Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/25Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/254Projection of a pattern, viewing through a pattern, e.g. moiré
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00Impression cups, i.e. impression trays; Impression methods
    • A61C9/004Means or methods for taking digitized impressions
    • A61C9/0046Data acquisition means or methods
    • A61C9/0053Optical means or methods, e.g. scanning the teeth by a laser or light beam
    • A61C9/006Optical means or methods, e.g. scanning the teeth by a laser or light beam projecting one or more stripes or patterns on the teeth
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/24Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/25Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
AT08405241T 2007-10-18 2008-09-26 A device for tomographic scanning objects AT487111T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH16242007 2007-10-18

Publications (1)

Publication Number Publication Date
AT487111T true AT487111T (en) 2010-11-15

Family

ID=40174809

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08405241T AT487111T (en) 2007-10-18 2008-09-26 A device for tomographic scanning objects

Country Status (6)

Country Link
US (1) US7852492B2 (en)
EP (1) EP2051042B1 (en)
JP (1) JP5754069B2 (en)
AT (1) AT487111T (en)
CA (1) CA2640819C (en)
DE (1) DE502008001698D1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013218231A1 (en) 2013-09-11 2015-03-12 Sirona Dental Systems Gmbh An optical system for generating a time-varying pattern for a confocal microscope

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CH699575A1 (en) * 2008-10-06 2010-04-15 Nectar Imaging S R L An optical system for a confocal microscope.
WO2010060622A2 (en) 2008-11-26 2010-06-03 Carl Zeiss Surgical Gmbh Imaging system
EP2442720B1 (en) 2009-06-17 2016-08-24 3Shape A/S Focus scanning apparatus
IT1400361B1 (en) * 2010-06-01 2013-05-31 Cefla Coop A method for obtaining data for compounds dental implant planning and relative production of surgical stents
US9295532B2 (en) 2011-11-10 2016-03-29 Carestream Health, Inc. 3D intraoral measurements using optical multiline method
US9349182B2 (en) 2011-11-10 2016-05-24 Carestream Health, Inc. 3D intraoral measurements using optical multiline method
EP2791618A4 (en) * 2011-12-12 2015-07-29 Zygo Corp Non-contact surface characterization using modulated illumination
JP6519262B2 (en) * 2014-04-10 2019-05-29 株式会社リコー Three-dimensional object detection device, three-dimensional object detection method, three-dimensional object detection program, and mobile device control system
JP2017532989A (en) 2014-08-28 2017-11-09 ケアストリーム ヘルス インク 3-d oral measurement using an optical multi-line method
DE102015209404B4 (en) * 2015-05-22 2018-05-03 Sirona Dental Systems Gmbh Method and camera for three-dimensional scanning of a dental object
DE102015209402A1 (en) 2015-05-22 2016-11-24 Sirona Dental Systems Gmbh Apparatus for 3D optical measurement of an object
DE102016208049A1 (en) 2015-07-09 2017-01-12 Inb Vision Ag Apparatus and method for image capturing a preferably structured surface of an object
CN105467607A (en) * 2015-12-08 2016-04-06 苏州佳世达光电有限公司 A scanning device

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GB2267346A (en) * 1992-05-06 1993-12-01 Krieg Gunther Determining the dimensions of an object
DE4314602A1 (en) 1992-05-06 1993-11-11 Krieg Gunther Fitting or dental prosthesis to remaining stump
JPH0712536A (en) * 1993-06-22 1995-01-17 Fujitsu Ltd Moire-fringe-order discrimination system
US5714832A (en) 1996-03-15 1998-02-03 Hughes Electronics Miniature grating device
US6291817B1 (en) 1998-06-23 2001-09-18 Fuji Photo Optical Co., Ltd. Moire apparatus having projection optical system and observation optical system which have optical axes parallel to each other
IL125659A (en) 1998-08-05 2002-09-12 Cadent Ltd Method and apparatus for imaging three-dimensional structure
JP3494964B2 (en) * 2000-07-28 2004-02-09 徹 吉澤 Profilometer
US7061628B2 (en) * 2001-06-27 2006-06-13 Southwest Research Institute Non-contact apparatus and method for measuring surface profile
DE10212364A1 (en) * 2002-03-20 2003-10-16 Steinbichler Optotechnik Gmbh Method and apparatus for determining the absolute coordinates of an object
JP2003287410A (en) * 2002-03-28 2003-10-10 Fuji Photo Optical Co Ltd Method for analyzing shape of specimen surface by moire apparatus
JP4101556B2 (en) * 2002-05-20 2008-06-18 繁 安藤 Stereoscopic measurement system, and, stereoscopic measurement method
JP4090860B2 (en) * 2002-12-12 2008-05-28 オリンパス株式会社 Three-dimensional shape measurement device
US6977732B2 (en) * 2002-12-26 2005-12-20 National Taiwan University Miniature three-dimensional contour scanner
EP1606576A4 (en) * 2003-03-24 2006-11-22 D3D L P Laser digitizer system for dental applications
US7286246B2 (en) * 2003-03-31 2007-10-23 Mitutoyo Corporation Method and apparatus for non-contact three-dimensional surface measurement
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JP4149853B2 (en) * 2003-06-02 2008-09-17 株式会社山武 Three-dimensional measurement apparatus and a three-dimensional measuring method
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013218231A1 (en) 2013-09-11 2015-03-12 Sirona Dental Systems Gmbh An optical system for generating a time-varying pattern for a confocal microscope

Also Published As

Publication number Publication date
US20090103103A1 (en) 2009-04-23
CA2640819A1 (en) 2009-04-18
DE502008001698D1 (en) 2010-12-16
CA2640819C (en) 2012-03-13
US7852492B2 (en) 2010-12-14
JP5754069B2 (en) 2015-07-22
EP2051042A1 (en) 2009-04-22
JP2009098146A (en) 2009-05-07
EP2051042B1 (en) 2010-11-03

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