ATE103821T1 - Selbstreinigendes ventil mit variablem durchfluss. - Google Patents

Selbstreinigendes ventil mit variablem durchfluss.

Info

Publication number
ATE103821T1
ATE103821T1 AT90830364T AT90830364T ATE103821T1 AT E103821 T1 ATE103821 T1 AT E103821T1 AT 90830364 T AT90830364 T AT 90830364T AT 90830364 T AT90830364 T AT 90830364T AT E103821 T1 ATE103821 T1 AT E103821T1
Authority
AT
Austria
Prior art keywords
fluid
variable flow
cleaning valve
valve
flow self
Prior art date
Application number
AT90830364T
Other languages
English (en)
Inventor
Claudio Rancani
Original Assignee
Montini Fiorenza
Rancani Alessandro
Rancani Silvia
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 Montini Fiorenza, Rancani Alessandro, Rancani Silvia filed Critical Montini Fiorenza
Application granted granted Critical
Publication of ATE103821T1 publication Critical patent/ATE103821T1/de

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
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • 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]
    • Y10T137/7866—Plural seating
    • Y10T137/7867—Sequential
    • 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]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7925—Piston-type valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Otolaryngology (AREA)
  • Neurology (AREA)
  • Mechanical Engineering (AREA)
  • External Artificial Organs (AREA)
  • Magnetically Actuated Valves (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Fluid-Driven Valves (AREA)
  • Materials For Medical Uses (AREA)
  • Valve Device For Special Equipments (AREA)
  • Vehicle Body Suspensions (AREA)
  • Mechanically-Actuated Valves (AREA)
AT90830364T 1989-08-04 1990-08-02 Selbstreinigendes ventil mit variablem durchfluss. ATE103821T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8984971A IT1235504B (it) 1989-08-04 1989-08-04 Valvola a flusso variabile autoripulente preferibilmente per derivazioni ventricolari di liquor cefalorachidiano.
EP90830364A EP0414649B1 (de) 1989-08-04 1990-08-02 Selbstreinigendes Ventil mit variablem Durchfluss

Publications (1)

Publication Number Publication Date
ATE103821T1 true ATE103821T1 (de) 1994-04-15

Family

ID=11326674

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90830364T ATE103821T1 (de) 1989-08-04 1990-08-02 Selbstreinigendes ventil mit variablem durchfluss.

Country Status (7)

Country Link
US (1) US5054518A (de)
EP (1) EP0414649B1 (de)
JP (1) JPH03251256A (de)
AT (1) ATE103821T1 (de)
CA (1) CA2022142A1 (de)
DE (1) DE69007906T2 (de)
IT (1) IT1235504B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL110288A0 (en) * 1994-07-12 1994-10-21 Bron Dan Self-cleaning inlet head for a fluid
FR2732742B1 (fr) * 1995-04-07 1997-05-30 Valois Ensemble de clapet d'admission.
US6126628A (en) * 1997-04-22 2000-10-03 Johnson & Johnson Professional, Inc. Fluid flow limiting device
US5918628A (en) * 1997-06-17 1999-07-06 Parker-Hannifin Corporation Multi-stage check valve
US5928182A (en) * 1997-07-02 1999-07-27 Johnson & Johnson Professional, Inc. Pediatric programmable hydrocephalus valve
US20020198551A1 (en) * 1999-11-16 2002-12-26 Grant Kevin Lee Endoscopic tissue separator surgical device
JP2001241560A (ja) * 2000-02-29 2001-09-07 Aisin Seiki Co Ltd オイルポンプのリリーフ弁構造
JP3643311B2 (ja) * 2000-03-03 2005-04-27 本田技研工業株式会社 リリーフ弁構造
US9694166B2 (en) 2002-03-26 2017-07-04 Medtronics Ps Medical, Inc. Method of draining cerebrospinal fluid
DE102008030942A1 (de) 2008-07-02 2010-01-07 Christoph Miethke Gmbh & Co Kg Hirnwasserdrainagen
DE102009009880A1 (de) * 2009-02-20 2010-10-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Ventil zum Einsatz in einer Leitung zum Führen einer Flüssigkeit
EP2253352A1 (de) * 2009-05-21 2010-11-24 Debiotech S.A. Passiver Flüssigkeitsflussregler
JP5663084B2 (ja) * 2010-05-17 2015-02-04 ボルボ コンストラクション イクイップメント アーベー 圧力制御弁
CA2991037A1 (en) * 2015-06-29 2017-01-05 Kci Licensing, Inc. Apparatus for negative-pressure therapy and irrigation
US9857017B2 (en) * 2015-10-30 2018-01-02 Akron Brass Company Debris diverting inlet
DE102018133691A1 (de) 2018-12-28 2020-07-02 Andreas Spiegelberg Ventil zum dauerhaften Implantieren, insbesondere zur Behandlung der Normaldruck-Hydrozephalus-Erkrankung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US764642A (en) * 1903-07-21 1904-07-12 Alfred Stenwall Check-valve.
US1292613A (en) * 1916-06-23 1919-01-28 Non Explosive Device Co Inc Device for preventing backfiring.
US2005813A (en) * 1934-05-23 1935-06-25 Thorvald L Thorsen Pressure reducing valve
US2977804A (en) * 1954-11-15 1961-04-04 Sperry Gyroscope Co Ltd Position indicating navigation systems
US3092133A (en) * 1959-11-09 1963-06-04 Arkla Ind Fluid regulating valve
US3122162A (en) * 1963-06-20 1964-02-25 Asa D Sands Flow control device
US3366138A (en) * 1964-09-15 1968-01-30 Clifford P. Graham Valve means
CH496445A (de) * 1969-07-15 1970-09-30 Kuffer Francois Rückschlagventil zum Ableiten des Liquors in das Gefässsystem oder eine Körperhöhle zur Behandlung des Hydrocephalus internus et externus
US3752183A (en) * 1971-12-02 1973-08-14 Griswold Controls Flow valve having tapered cup
US4675003A (en) * 1985-12-23 1987-06-23 Cordis Corporation Three stage pressure regulator valve
US4682625A (en) * 1986-08-04 1987-07-28 Christopher Gilman G Springloaded shutoff valve apparatus

Also Published As

Publication number Publication date
EP0414649B1 (de) 1994-04-06
JPH03251256A (ja) 1991-11-08
IT8984971A0 (it) 1989-08-04
US5054518A (en) 1991-10-08
DE69007906D1 (de) 1994-05-11
IT1235504B (it) 1992-09-05
EP0414649A2 (de) 1991-02-27
EP0414649A3 (en) 1991-04-03
CA2022142A1 (en) 1991-02-05
DE69007906T2 (de) 1994-10-20

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee