GB268757A - Improvements in optical apparatus for examining cavities and tubes in the body - Google Patents

Improvements in optical apparatus for examining cavities and tubes in the body

Info

Publication number
GB268757A
GB268757A GB7703/27A GB770327A GB268757A GB 268757 A GB268757 A GB 268757A GB 7703/27 A GB7703/27 A GB 7703/27A GB 770327 A GB770327 A GB 770327A GB 268757 A GB268757 A GB 268757A
Authority
GB
United Kingdom
Prior art keywords
cavities
tubes
optical apparatus
examining
appliances
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
Application number
GB7703/27A
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.)
Wolf GmbH
Original Assignee
Wolf GmbH
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 Wolf GmbH filed Critical Wolf GmbH
Publication of GB268757A publication Critical patent/GB268757A/en
Expired 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
    • A61B1/307—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 urinary organs, e.g. urethroscopes, cystoscopes
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Abstract

268,757. Wolf Ges., G. March 30, 1926, [Convention date]. Optical instruments ; appliances for illuminating cavities.-In cystoscopes, gastroscopes and like appliances for examining bodily cavities the cement layers, e.g. Canada balsam, between the components of the lenses a, b are dyed to constitute light filters.
GB7703/27A 1926-03-30 1927-03-21 Improvements in optical apparatus for examining cavities and tubes in the body Expired GB268757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE268757X 1926-03-30

Publications (1)

Publication Number Publication Date
GB268757A true GB268757A (en) 1928-04-26

Family

ID=5997806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7703/27A Expired GB268757A (en) 1926-03-30 1927-03-21 Improvements in optical apparatus for examining cavities and tubes in the body

Country Status (1)

Country Link
GB (1) GB268757A (en)

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