ES2126107T3 - Dispositivo de presion variable con doble valvula para hidrocefalia. - Google Patents

Dispositivo de presion variable con doble valvula para hidrocefalia.

Info

Publication number
ES2126107T3
ES2126107T3 ES94913460T ES94913460T ES2126107T3 ES 2126107 T3 ES2126107 T3 ES 2126107T3 ES 94913460 T ES94913460 T ES 94913460T ES 94913460 T ES94913460 T ES 94913460T ES 2126107 T3 ES2126107 T3 ES 2126107T3
Authority
ES
Spain
Prior art keywords
hydrocephalia
variable pressure
double valve
pressure device
liquid
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
ES94913460T
Other languages
English (en)
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 ES2126107T3 publication Critical patent/ES2126107T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

Abstract

UN DISPOSITIVO DE PRESION VARIABLE DE DOBLE VALVULA PARA HIDROCEFALIA,CONSTITUIDO POR UNA CAPSULA VERTICAL (1),CUYOS EXTREMOS INCLINADOS (2) TERMINAN EN SECTORES DE ACOPLAMIENTO SUPERIOR (3) E INFERIOR (4),DESTINADO PARA LA CONEXION DE UN CATETER PROXIMO (5) Y UNO DISTANTE (69,QUE CONSTITUYEN ENTRADAS Y SALIDAS PARA EL LIQUIDO CEFALORRAQUIDEOS A TRAVES DEL CUERPO O CAPSULA (1),DONDE DICHO LIQUIDO O VOLUMEN TIENE SU PRESION CONTROLADA MEDIANTE DOS VALVULAS (13 Y 17),QUE MANTIENEN EL VOLUMEN DRENADO CONSTANTE,SOMETIENDOSE EL DISPOSITIVO A UNA GRAN GAMA DE PRESIONES.
ES94913460T 1993-02-15 1994-05-03 Dispositivo de presion variable con doble valvula para hidrocefalia. Expired - Lifetime ES2126107T3 (es)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
ES2126107T3 true ES2126107T3 (es) 1999-03-16

Family

ID=4055859

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94913460T Expired - Lifetime ES2126107T3 (es) 1993-02-15 1994-05-03 Dispositivo de presion variable con doble valvula para hidrocefalia.

Country Status (7)

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

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
US9044541B2 (en) * 2005-12-02 2015-06-02 C. R. Bard, Inc. Pressure activated proximal valves
US10183143B2 (en) 2013-03-15 2019-01-22 Bitol Designs, Llc Occlusion resistant catheter and method of use

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
US4681559A (en) * 1985-12-23 1987-07-21 Cordis Corporation Plural valve three stage pressure relief system
US4675003A (en) * 1985-12-23 1987-06-23 Cordis Corporation Three stage pressure regulator valve
US4621654A (en) * 1986-02-03 1986-11-11 Holter John W Attitude and pressure responsive valve

Also Published As

Publication number Publication date
EP0707499A1 (en) 1996-04-24
WO1995029715A1 (en) 1995-11-09
DE69414113D1 (de) 1998-11-26
DE69414113T2 (de) 1999-05-27
BR9300574A (pt) 1995-03-14
JPH08511699A (ja) 1996-12-10
EP0707499B1 (en) 1998-10-21
US5660200A (en) 1997-08-26

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