FR542744A - Diaphragm speculum, with multiple branches and double opening movement - Google Patents

Diaphragm speculum, with multiple branches and double opening movement

Info

Publication number
FR542744A
FR542744A FR542744DA FR542744A FR 542744 A FR542744 A FR 542744A FR 542744D A FR542744D A FR 542744DA FR 542744 A FR542744 A FR 542744A
Authority
FR
France
Prior art keywords
speculum
diaphragm
opening movement
multiple branches
double opening
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
Other languages
French (fr)
Inventor
Louis-Alexandre Delannoy
Maurice Rollet
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 filed Critical
Application granted granted Critical
Publication of FR542744A publication Critical patent/FR542744A/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
    • A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
FR542744D 1921-10-26 1921-10-26 Diaphragm speculum, with multiple branches and double opening movement Expired FR542744A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR542744T 1921-10-26

Publications (1)

Publication Number Publication Date
FR542744A true FR542744A (en) 1922-08-21

Family

ID=8931085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR542744D Expired FR542744A (en) 1921-10-26 1921-10-26 Diaphragm speculum, with multiple branches and double opening movement

Country Status (1)

Country Link
FR (1) FR542744A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130113A (en) * 1976-12-15 1978-12-19 Richards Manufacturing Co., Inc. Retractor
FR2444450A1 (en) * 1978-12-18 1980-07-18 Arts Tech Nles Speculum with plastic jaws moulded with an integral hinge - using the material elasticity to assist parting of the jaws
US5183032A (en) * 1990-02-20 1993-02-02 Villalta Josue J Medical retractor device
EP0591253A1 (en) * 1991-06-06 1994-04-13 Meditech International Pty Ltd. Speculum
WO1994012091A1 (en) * 1992-12-03 1994-06-09 Patton Michael T Speculum for dilating a body cavity
US5400774A (en) * 1993-11-08 1995-03-28 Villalta; Josue J. Four blade medical retractor
US5667481A (en) * 1995-02-01 1997-09-16 Villalta; Josue J. Four blade medical retractor
WO2007044673A1 (en) * 2005-10-07 2007-04-19 Alphatec Spine, Inc. Retractor and methods of use
EP1959844A2 (en) * 2005-12-15 2008-08-27 Microdel Idea Center Ltd. Improved radial expansible retractor for minimally invasive surgery
CN102038998A (en) * 2009-10-15 2011-05-04 韦伯斯特生物官能公司 Catheter sheath introducer with rotational lock
US8727975B1 (en) 2013-05-10 2014-05-20 Spine Wave, Inc. Retractor for use in spinal surgery
US9693762B2 (en) 2014-03-03 2017-07-04 Alphatec Spine, Inc. Soft tissue retractor

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130113A (en) * 1976-12-15 1978-12-19 Richards Manufacturing Co., Inc. Retractor
FR2444450A1 (en) * 1978-12-18 1980-07-18 Arts Tech Nles Speculum with plastic jaws moulded with an integral hinge - using the material elasticity to assist parting of the jaws
US5183032A (en) * 1990-02-20 1993-02-02 Villalta Josue J Medical retractor device
US5509893A (en) * 1991-06-06 1996-04-23 Meditech International Pty Ltd. Speculum
EP0591253A4 (en) * 1991-06-06 1995-07-05 Meditech Int Pty Ltd Speculum.
EP0591253A1 (en) * 1991-06-06 1994-04-13 Meditech International Pty Ltd. Speculum
WO1994012091A1 (en) * 1992-12-03 1994-06-09 Patton Michael T Speculum for dilating a body cavity
US5377667A (en) * 1992-12-03 1995-01-03 Michael T. Patton Speculum for dilating a body cavity
US5505690A (en) * 1992-12-03 1996-04-09 Michael T. Patton Speculum for dilating a body cavity
US5400774A (en) * 1993-11-08 1995-03-28 Villalta; Josue J. Four blade medical retractor
US5667481A (en) * 1995-02-01 1997-09-16 Villalta; Josue J. Four blade medical retractor
US7780594B2 (en) 2005-10-07 2010-08-24 Alphatec Spine, Inc. Retractor and methods of use
WO2007044673A1 (en) * 2005-10-07 2007-04-19 Alphatec Spine, Inc. Retractor and methods of use
EP1959844A2 (en) * 2005-12-15 2008-08-27 Microdel Idea Center Ltd. Improved radial expansible retractor for minimally invasive surgery
US8152721B2 (en) 2005-12-15 2012-04-10 Microdel Idea Center Ltd. Radial expansible retractor for minimally invasive surgery
EP1959844A4 (en) * 2005-12-15 2009-09-09 Microdel Idea Ct Ltd Improved radial expansible retractor for minimally invasive surgery
US10194937B2 (en) 2009-10-15 2019-02-05 Biosense Webster, Inc. Catheter sheath introducer with rotational lock
CN102038998A (en) * 2009-10-15 2011-05-04 韦伯斯特生物官能公司 Catheter sheath introducer with rotational lock
CN102038998B (en) * 2009-10-15 2016-04-20 韦伯斯特生物官能公司 There is the catheter sheath conductor of rotation lock
US8727975B1 (en) 2013-05-10 2014-05-20 Spine Wave, Inc. Retractor for use in spinal surgery
US9545250B2 (en) 2013-05-10 2017-01-17 Spine Wave, Inc Kit of parts for use in retracting body tissue
US9498200B2 (en) 2013-05-10 2016-11-22 Spine Wave, Inc. Method of retracting body tissue during surgery
US9693762B2 (en) 2014-03-03 2017-07-04 Alphatec Spine, Inc. Soft tissue retractor
EP3113688A4 (en) * 2014-03-03 2017-11-22 Alphatec Spine, Inc. Soft tissue retractor
EP3741307A1 (en) * 2014-03-03 2020-11-25 Alphatec Spine, Inc. Soft tissue retractor
US11134935B2 (en) 2014-03-03 2021-10-05 Alphatec Spine, Inc. Soft tissue retractor
US11826030B2 (en) 2014-03-03 2023-11-28 Alphatec Spine, Inc. Soft tissue retractor

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