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FR2783937B3 - Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable - Google Patents

Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable

Info

Publication number
FR2783937B3
FR2783937B3 FR9812404A FR9812404A FR2783937B3 FR 2783937 B3 FR2783937 B3 FR 2783937B3 FR 9812404 A FR9812404 A FR 9812404A FR 9812404 A FR9812404 A FR 9812404A FR 2783937 B3 FR2783937 B3 FR 2783937B3
Authority
FR
France
Prior art keywords
devied
distal view
rigid rotary
adjustable proximal
proximal focus
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.)
Expired - Lifetime
Application number
FR9812404A
Other languages
English (en)
Other versions
FR2783937A1 (fr
Inventor
Jean Rovegno
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.)
Tokendo Sarl
Original Assignee
Tokendo Sarl
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 Tokendo Sarl filed Critical Tokendo Sarl
Priority to FR9812404A priority Critical patent/FR2783937B3/fr
Publication of FR2783937A1 publication Critical patent/FR2783937A1/fr
Application granted granted Critical
Publication of FR2783937B3 publication Critical patent/FR2783937B3/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • A61B1/00163—Optical arrangements
    • A61B1/00195—Optical arrangements with eyepieces
    • 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
    • A61B1/00174—Optical arrangements characterised by the viewing angles
    • A61B1/00183—Optical arrangements characterised by the viewing angles for variable viewing angles
    • 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
    • A61B1/002—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 having rod-lens arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • G02B23/2423—Optical details of the distal end
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • G02B23/2453—Optical details of the proximal end
    • 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
    • A61B1/00188—Optical arrangements with focusing or zooming features

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Endoscopes (AREA)
FR9812404A 1998-09-29 1998-09-29 Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable Expired - Lifetime FR2783937B3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9812404A FR2783937B3 (fr) 1998-09-29 1998-09-29 Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9812404A FR2783937B3 (fr) 1998-09-29 1998-09-29 Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable

Publications (2)

Publication Number Publication Date
FR2783937A1 FR2783937A1 (fr) 2000-03-31
FR2783937B3 true FR2783937B3 (fr) 2000-11-24

Family

ID=9531166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9812404A Expired - Lifetime FR2783937B3 (fr) 1998-09-29 1998-09-29 Endoscope rotatif rigide a visee distale deviee et mise au point proximale reglable

Country Status (1)

Country Link
FR (1) FR2783937B3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2832516B1 (fr) 2001-11-19 2004-01-23 Tokendo Sarl Endoscopes rotatifs a visee distale deviee
FR2925177B1 (fr) * 2007-12-17 2010-04-16 Tokendo Sonde endoscopie a double bequillage
FR2939209B1 (fr) * 2008-12-02 2011-02-11 Tokendo Videoendoscope rigide a visee deviee et mise au point reglable
CN109744983B (zh) * 2019-01-31 2024-05-10 北京超维景生物科技有限公司 变焦式腔体内窥镜探测装置及激光扫描腔体内窥镜

Also Published As

Publication number Publication date
FR2783937A1 (fr) 2000-03-31

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