DE69414113D1 - Vorrichtung mit zwei ventilen und veränderbarem druck für hydrophalusbehandlung - Google Patents

Vorrichtung mit zwei ventilen und veränderbarem druck für hydrophalusbehandlung

Info

Publication number
DE69414113D1
DE69414113D1 DE69414113T DE69414113T DE69414113D1 DE 69414113 D1 DE69414113 D1 DE 69414113D1 DE 69414113 T DE69414113 T DE 69414113T DE 69414113 T DE69414113 T DE 69414113T DE 69414113 D1 DE69414113 D1 DE 69414113D1
Authority
DE
Germany
Prior art keywords
hydrophalus
valves
treatment
changeable pressure
changeable
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 - Fee Related
Application number
DE69414113T
Other languages
English (en)
Other versions
DE69414113T2 (de
Inventor
Newton Paes
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.)
Phoenix Biomedical Corp
Original Assignee
Phoenix Biomedical Corp
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 Phoenix Biomedical Corp filed Critical Phoenix Biomedical Corp
Application granted granted Critical
Publication of DE69414113D1 publication Critical patent/DE69414113D1/de
Publication of DE69414113T2 publication Critical patent/DE69414113T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
    • A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
    • A61M27/006—Cerebrospinal drainage; Accessories therefor, e.g. valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/141—Check valves with flexible valve members the closure elements not being fixed to the valve body
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K2200/00—Details of valves
    • F16K2200/20—Common housing having a single inlet, a single outlet and multiple valve members
    • F16K2200/202—Common housing having a single inlet, a single outlet and multiple valve members one valve arranged inside of the valve member of a second valve, e.g. nested valve members
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2562—Dividing and recombining
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7796—Senses inlet pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7839—Dividing and recombining in a single flow path
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/788—Having expansible port
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/788—Having expansible port
    • Y10T137/7881—Apertured plate

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Neurology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Otolaryngology (AREA)
  • General Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Mechanical Engineering (AREA)
  • External Artificial Organs (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
DE69414113T 1993-02-15 1994-05-03 Vorrichtung mit zwei ventilen und veränderbarem druck für hydrophalusbehandlung Expired - Fee Related DE69414113T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/BR1994/000017 WO1995029715A1 (en) 1993-02-15 1994-05-03 Double-valved variable pressure device for hydrocephaly
BR9300574A BR9300574A (pt) 1993-02-15 1994-05-03 Dispositivo de pressão variável duplamente valvulado para hidrocefalia

Publications (2)

Publication Number Publication Date
DE69414113D1 true DE69414113D1 (de) 1998-11-26
DE69414113T2 DE69414113T2 (de) 1999-05-27

Family

ID=4055859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69414113T Expired - Fee Related DE69414113T2 (de) 1993-02-15 1994-05-03 Vorrichtung mit zwei ventilen und veränderbarem druck für hydrophalusbehandlung

Country Status (7)

Country Link
US (1) US5660200A (de)
EP (1) EP0707499B1 (de)
JP (1) JPH08511699A (de)
BR (1) BR9300574A (de)
DE (1) DE69414113T2 (de)
ES (1) ES2126107T3 (de)
WO (1) WO1995029715A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6383159B1 (en) 1998-11-10 2002-05-07 Eunoe, Inc. Devices and method for removing cerebrospinal fluids from a patient's CSF space
US6126628A (en) * 1997-04-22 2000-10-03 Johnson & Johnson Professional, Inc. Fluid flow limiting device
US6875192B1 (en) 1998-11-10 2005-04-05 Eunoe, Inc. Devices and methods for removing cerebrospinal fluids from a patient's CSF space
US7189221B2 (en) * 1998-11-10 2007-03-13 Integra Life Sciences Corporation Methods for the treatment of a normal pressure hydrocephalus
US20040082900A1 (en) * 2002-02-23 2004-04-29 Luttich Edward H. Proportional control device for a hydrocephalus shunt
US8002730B2 (en) * 2005-04-29 2011-08-23 Medtronic, Inc. Anti-thrombogenic venous shunt system and method
WO2007064990A2 (en) * 2005-12-02 2007-06-07 C. R. Bard, Inc. Pressure-activated proximal valves
EP2968730B1 (de) 2013-03-15 2019-01-09 Bitol Designs, LLC Okklusionsresistenter katheter und verfahren zur verwendung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385637A (en) * 1966-07-11 1968-05-28 Wagner Electric Corp Control valve
US3547498A (en) * 1966-08-16 1970-12-15 Wagner Electric Corp Control valve
GB1379251A (en) * 1971-04-29 1975-01-02 Lucas Industries Ltd Relief valve
US4068680A (en) * 1976-07-21 1978-01-17 Robertshaw Controls Company Self-contained vent valve unit and system utilizing the same
US4776838A (en) * 1983-12-08 1988-10-11 Cordis Corporation Three stage valve
US4787887A (en) * 1984-08-16 1988-11-29 Biomedica Mexicana, S.A. Ventricular by-pass valve for draining the cephalorachidian liquid in the hydrocephalus
US4675003A (en) * 1985-12-23 1987-06-23 Cordis Corporation Three stage pressure regulator valve
US4681559A (en) * 1985-12-23 1987-07-21 Cordis Corporation Plural valve three stage pressure relief system
US4621654A (en) * 1986-02-03 1986-11-11 Holter John W Attitude and pressure responsive valve

Also Published As

Publication number Publication date
WO1995029715A1 (en) 1995-11-09
JPH08511699A (ja) 1996-12-10
ES2126107T3 (es) 1999-03-16
BR9300574A (pt) 1995-03-14
US5660200A (en) 1997-08-26
DE69414113T2 (de) 1999-05-27
EP0707499A1 (de) 1996-04-24
EP0707499B1 (de) 1998-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee