CA2511828A1 - Laser digitizer system for dental applications - Google Patents

Laser digitizer system for dental applications Download PDF

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Publication number
CA2511828A1
CA2511828A1 CA002511828A CA2511828A CA2511828A1 CA 2511828 A1 CA2511828 A1 CA 2511828A1 CA 002511828 A CA002511828 A CA 002511828A CA 2511828 A CA2511828 A CA 2511828A CA 2511828 A1 CA2511828 A1 CA 2511828A1
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CA
Canada
Prior art keywords
laser
digitizer system
laser digitizer
dental applications
image
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA002511828A
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French (fr)
Other versions
CA2511828C (en
Inventor
Henley Quadling
Mark Quadling
Alan Blair
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
D4D Technologies LP
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Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2511828A1 publication Critical patent/CA2511828A1/en
Application granted granted Critical
Publication of CA2511828C publication Critical patent/CA2511828C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2518—Projection by scanning of the object
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A61C9/004—Means or methods for taking digitized impressions
    • A61C9/0046—Data acquisition means or methods
    • A61C9/0053—Optical means or methods, e.g. scanning the teeth by a laser or light beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures

Abstract

A laser digitizer system provides a visual three-dimensional image of a real-world object such as a dental item through a laser digitization. The laser digitizer captures an image of the object by scanning multiple portions of the object in an exposure period.
CA002511828A 2002-12-31 2003-12-30 Laser digitizer system for dental applications Expired - Lifetime CA2511828C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US43737302P 2002-12-31 2002-12-31
US60/437,373 2002-12-31
PCT/US2003/041701 WO2004061389A1 (en) 2002-12-31 2003-12-30 Laser digitizer system for dental applications

Publications (2)

Publication Number Publication Date
CA2511828A1 true CA2511828A1 (en) 2004-07-22
CA2511828C CA2511828C (en) 2008-12-09

Family

ID=32713175

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002511828A Expired - Lifetime CA2511828C (en) 2002-12-31 2003-12-30 Laser digitizer system for dental applications

Country Status (10)

Country Link
US (1) US7142312B2 (en)
EP (1) EP1579171B1 (en)
JP (1) JP2006514739A (en)
AT (1) ATE426793T1 (en)
AU (2) AU2003300135B2 (en)
CA (1) CA2511828C (en)
DE (1) DE60326881D1 (en)
DK (1) DK1579171T3 (en)
ES (1) ES2324658T3 (en)
WO (1) WO2004061389A1 (en)

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ATE426793T1 (en) 2009-04-15
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DE60326881D1 (en) 2009-05-07
AU2009227412B2 (en) 2011-12-22
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US20040201856A1 (en) 2004-10-14
AU2009227412A1 (en) 2009-11-05

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