NL8004712A - Werkwijze en inrichting voor het op aanwezigheid van caries onderzoeken van een gebit. - Google Patents

Werkwijze en inrichting voor het op aanwezigheid van caries onderzoeken van een gebit. Download PDF

Info

Publication number
NL8004712A
NL8004712A NL8004712A NL8004712A NL8004712A NL 8004712 A NL8004712 A NL 8004712A NL 8004712 A NL8004712 A NL 8004712A NL 8004712 A NL8004712 A NL 8004712A NL 8004712 A NL8004712 A NL 8004712A
Authority
NL
Netherlands
Prior art keywords
tooth decay
strength
wavelength
light
area
Prior art date
Application number
NL8004712A
Other languages
English (en)
Dutch (nl)
Original Assignee
Alfano Robert Richard
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 Alfano Robert Richard filed Critical Alfano Robert Richard
Publication of NL8004712A publication Critical patent/NL8004712A/nl

Links

Classifications

    • 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
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6417—Spectrofluorimetric devices
    • G01N2021/6421—Measuring at two or more wavelengths

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Analytical Chemistry (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Surgery (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Epidemiology (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
NL8004712A 1979-08-20 1980-08-20 Werkwijze en inrichting voor het op aanwezigheid van caries onderzoeken van een gebit. NL8004712A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/067,771 US4290433A (en) 1979-08-20 1979-08-20 Method and apparatus for detecting the presence of caries in teeth using visible luminescence
US6777179 1979-08-20

Publications (1)

Publication Number Publication Date
NL8004712A true NL8004712A (nl) 1981-02-24

Family

ID=22078310

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8004712A NL8004712A (nl) 1979-08-20 1980-08-20 Werkwijze en inrichting voor het op aanwezigheid van caries onderzoeken van een gebit.

Country Status (7)

Country Link
US (1) US4290433A (de)
JP (1) JPS5640137A (de)
CA (1) CA1161120A (de)
DE (1) DE3031249C2 (de)
FR (1) FR2463608A1 (de)
GB (1) GB2058343B (de)
NL (1) NL8004712A (de)

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Also Published As

Publication number Publication date
CA1161120A (en) 1984-01-24
DE3031249C2 (de) 1986-11-06
US4290433A (en) 1981-09-22
GB2058343A (en) 1981-04-08
DE3031249A1 (de) 1981-03-12
FR2463608A1 (fr) 1981-02-27
JPS5640137A (en) 1981-04-16
GB2058343B (en) 1983-07-06
FR2463608B1 (de) 1985-03-08

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Date Code Title Description
BT A notification was added to the application dossier and made available to the public
A85 Still pending on 85-01-01
BV The patent application has lapsed