EP4728239A1 - Intraorales abtastsystem zur bestimmung eines sichtbaren farbsignals und eines infrarotsignals - Google Patents

Intraorales abtastsystem zur bestimmung eines sichtbaren farbsignals und eines infrarotsignals

Info

Publication number
EP4728239A1
EP4728239A1 EP24734852.7A EP24734852A EP4728239A1 EP 4728239 A1 EP4728239 A1 EP 4728239A1 EP 24734852 A EP24734852 A EP 24734852A EP 4728239 A1 EP4728239 A1 EP 4728239A1
Authority
EP
European Patent Office
Prior art keywords
light
infrared
visible light
color
filtered
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.)
Pending
Application number
EP24734852.7A
Other languages
English (en)
French (fr)
Inventor
Philip Grabow WESTERGAARD
Alexander Bruun Christiansen
Mads Brokner Falkenberg CHRISTIANSEN
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.)
3Shape AS
Original Assignee
3Shape AS
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 3Shape AS filed Critical 3Shape AS
Publication of EP4728239A1 publication Critical patent/EP4728239A1/de
Pending legal-status Critical Current

Links

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
    • G01B11/2509—Color coding
    • 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
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
    • A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
    • 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
    • A61B1/00163—Optical arrangements
    • A61B1/00186—Optical arrangements with imaging filters
    • 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
    • A61B1/00163—Optical arrangements
    • A61B1/00194—Optical arrangements adapted for three-dimensional imaging
    • 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
    • A61B1/04—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 combined with photographic or television appliances
    • A61B1/045—Control thereof
    • 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
    • A61B1/06—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 with illuminating arrangements
    • A61B1/0638—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 with illuminating arrangements providing two or more wavelengths
    • 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
    • A61B1/06—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 with illuminating arrangements
    • A61B1/0646—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 with illuminating arrangements with illumination filters
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0088—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for oral or dental tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
    • A61B5/4538—Evaluating a particular part of the muscoloskeletal system or a particular medical condition
    • A61B5/4542—Evaluating the mouth, e.g. the jaw
    • A61B5/4547—Evaluating 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
    • 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
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Epidemiology (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Rheumatology (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Endoscopes (AREA)
EP24734852.7A 2023-06-19 2024-06-17 Intraorales abtastsystem zur bestimmung eines sichtbaren farbsignals und eines infrarotsignals Pending EP4728239A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA202370304 2023-06-19
PCT/EP2024/066772 WO2024260907A1 (en) 2023-06-19 2024-06-17 An intraoral scanning system for determining a visible colour signal and an infrared signal

Publications (1)

Publication Number Publication Date
EP4728239A1 true EP4728239A1 (de) 2026-04-22

Family

ID=91616744

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24734852.7A Pending EP4728239A1 (de) 2023-06-19 2024-06-17 Intraorales abtastsystem zur bestimmung eines sichtbaren farbsignals und eines infrarotsignals

Country Status (4)

Country Link
EP (1) EP4728239A1 (de)
KR (1) KR20260021774A (de)
CN (1) CN121532621A (de)
WO (1) WO2024260907A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8659698B2 (en) * 2007-05-17 2014-02-25 Ilya Blayvas Compact 3D scanner with fixed pattern projector and dual band image sensor
CA2763826C (en) 2009-06-17 2020-04-07 3Shape A/S Focus scanning apparatus
US11598632B2 (en) * 2018-04-25 2023-03-07 Dentlytec G.P.L. Ltd. Properties measurement device
WO2023004147A1 (en) * 2021-07-23 2023-01-26 Align Technology, Inc Intraoral scanner with illumination sequencing and controlled polarization
CN113936095A (zh) * 2021-09-28 2022-01-14 先临三维科技股份有限公司 扫描仪和扫描方法

Also Published As

Publication number Publication date
KR20260021774A (ko) 2026-02-13
CN121532621A (zh) 2026-02-13
WO2024260907A1 (en) 2024-12-26

Similar Documents

Publication Publication Date Title
JP6487580B2 (ja) テクスチャ的特徴を用いる物体の３ｄモデル化方法
JP6430934B2 (ja) 蛍光を測定する口腔内３ｄスキャナ
US7844091B2 (en) Optical detection of dental caries
JP5305929B2 (ja) 診療審美兼用口中撮像装置
JP5276006B2 (ja) 口腔内測定装置及び口腔内測定システム
JP2010279695A (ja) 歯の表面形状および色合いの撮像のための装置
EP4272630A1 (de) System und verfahren zur bereitstellung von dynamischer rückkopplung während der abtastung eines zahnärztlichen objekts
WO2024260907A1 (en) An intraoral scanning system for determining a visible colour signal and an infrared signal
EP4728237A1 (de) Intraorales abtastsystem zur bestimmung eines infrarotsignals
WO2025202067A1 (en) An intraoral scanning system with improved scan sequence schedules
WO2024146786A1 (en) An intraoral scanning system for determining composed scan information
WO2025125551A1 (en) An intraoral scanning system with aligned focused images to a 3d surface model
WO2025202065A1 (en) An intraoral scanning system for improving composed scan information
US20250387075A1 (en) Method for determining optical parameters to be displayed on a three-dimensional model
WO2025202066A1 (en) An intraoral scanning system for providing a feedback signal that includes a quality level of a three-dimensional model
WO2024260906A1 (en) Volumetric measurements of an inner region of a dental object
KR20250164786A (ko) 3d 모델 상에 2d 이미지를 중첩시키기 위한 구강내 스캐너 시스템 및 방법
WO2025202064A1 (en) An intraoral scanning system with a tip housing configured to transmit infrared light
KR20250061737A (ko) Led들의 위생적 구현을 갖는 구강내 스캐닝 디바이스
EP4687746A1 (de) Extraorales scannersystem
FI20235483A1 (en) Device and method for imaging teeth
HK1137639B (en) Intra-oral camera for diagnostic and cosmetic imaging

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20251215

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR