CA2896210C - Device and method for subgingival measurement - Google Patents

Device and method for subgingival measurement Download PDF

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Publication number
CA2896210C
CA2896210C CA2896210A CA2896210A CA2896210C CA 2896210 C CA2896210 C CA 2896210C CA 2896210 A CA2896210 A CA 2896210A CA 2896210 A CA2896210 A CA 2896210A CA 2896210 C CA2896210 C CA 2896210C
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Prior art keywords
tooth
stylus
tip
imager
measurement element
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CA2896210A
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English (en)
French (fr)
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CA2896210A1 (en
Inventor
Benny Pesach
Ygael Grad
Blanc Zach LEHR
Georgy MELAMED
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Dentlytec GPL Ltd
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Dentlytec GPL Ltd
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Priority to CA3153949A priority Critical patent/CA3153949C/en
Publication of CA2896210A1 publication Critical patent/CA2896210A1/en
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/24—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressors; Instruments for opening or keeping open the mouth
    • A61B1/247—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressors; Instruments for opening or keeping open the mouth with means for viewing areas outside the direct line of sight, e.g. dentists' mirrors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0004—Computer-assisted sizing or machining of dental prostheses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry
    • A61C19/043—Depth measuring of periodontal pockets; Probes therefor
    • 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
    • A61C9/0033—Gingival retraction appliances
    • 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
    • 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
    • A61C9/006—Optical means or methods, e.g. scanning the teeth by a laser or light beam projecting one or more stripes or patterns on the teeth
    • 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
    • A61C9/0066—Depth determination through adaptive focusing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—Three-dimensional [3D] image rendering
    • G06T15/08—Volume rendering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/30—Polynomial surface description
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G06T7/0014—Biomedical image inspection using an image reference approach
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/30—Determination of transform parameters for the alignment of images, i.e. image registration
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30036—Dental; Teeth
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2215/00—Indexing scheme for image rendering
    • G06T2215/16—Using real world measurements to influence rendering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Graphics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Quality & Reliability (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Molecular Biology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
CA2896210A 2012-12-24 2013-12-24 Device and method for subgingival measurement Active CA2896210C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3153949A CA3153949C (en) 2012-12-24 2013-12-24 SUBGINGIVAL MEASUREMENT DEVICE AND METHOD

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261745744P 2012-12-24 2012-12-24
US61/745,744 2012-12-24
PCT/IL2013/051059 WO2014102779A2 (en) 2012-12-24 2013-12-24 Device and method for subgingival measurement

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3153949A Division CA3153949C (en) 2012-12-24 2013-12-24 SUBGINGIVAL MEASUREMENT DEVICE AND METHOD

Publications (2)

Publication Number Publication Date
CA2896210A1 CA2896210A1 (en) 2014-07-03
CA2896210C true CA2896210C (en) 2022-06-21

Family

ID=50114463

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CA2896210A Active CA2896210C (en) 2012-12-24 2013-12-24 Device and method for subgingival measurement
CA3153949A Active CA3153949C (en) 2012-12-24 2013-12-24 SUBGINGIVAL MEASUREMENT DEVICE AND METHOD

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3153949A Active CA3153949C (en) 2012-12-24 2013-12-24 SUBGINGIVAL MEASUREMENT DEVICE AND METHOD

Country Status (9)

Country Link
US (3) US9454846B2 (https=)
EP (2) EP2941220B1 (https=)
JP (2) JP6253665B2 (https=)
KR (3) KR102401548B1 (https=)
CN (1) CN104955418B (https=)
CA (2) CA2896210C (https=)
DK (1) DK2941220T3 (https=)
IL (1) IL264237A (https=)
WO (1) WO2014102779A2 (https=)

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US9454846B2 (en) 2016-09-27
CN104955418B (zh) 2017-10-13
KR20150103133A (ko) 2015-09-09
JP6253665B2 (ja) 2017-12-27
US20150348320A1 (en) 2015-12-03
KR20200130501A (ko) 2020-11-18
JP2016508754A (ja) 2016-03-24
CN104955418A (zh) 2015-09-30
CA3153949A1 (en) 2014-07-03
US20230181295A1 (en) 2023-06-15
EP3954325A1 (en) 2022-02-16
US11602418B2 (en) 2023-03-14
IL264237A (en) 2019-02-28
KR102401548B1 (ko) 2022-05-24
CA3153949C (en) 2025-07-08
EP2941220A2 (en) 2015-11-11
KR102050547B1 (ko) 2019-12-02
WO2014102779A2 (en) 2014-07-03
KR102178749B1 (ko) 2020-11-16
JP2018047299A (ja) 2018-03-29
EP2941220B1 (en) 2021-11-10
US20170007377A1 (en) 2017-01-12
CA2896210A1 (en) 2014-07-03
WO2014102779A3 (en) 2014-10-16
DK2941220T3 (da) 2022-02-07
KR20190133300A (ko) 2019-12-02
US12582509B2 (en) 2026-03-24

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