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DE2419926A1 - Ventil mit geringem oeffnungswiderstand - Google Patents

Ventil mit geringem oeffnungswiderstand

Info

Publication number
DE2419926A1
DE2419926A1 DE19742419926 DE2419926A DE2419926A1 DE 2419926 A1 DE2419926 A1 DE 2419926A1 DE 19742419926 DE19742419926 DE 19742419926 DE 2419926 A DE2419926 A DE 2419926A DE 2419926 A1 DE2419926 A1 DE 2419926A1
Authority
DE
Germany
Prior art keywords
membrane
grid
valve
valve according
flaps
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.)
Pending
Application number
DE19742419926
Other languages
German (de)
English (en)
Inventor
Jean-Claude Berney
Laurent Francfort
Andre Guignard
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.)
Bernard Golay Sa Lausanne (schweiz)
Original Assignee
Bernard Golay Sa Lausanne (schweiz)
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 Bernard Golay Sa Lausanne (schweiz) filed Critical Bernard Golay Sa Lausanne (schweiz)
Publication of DE2419926A1 publication Critical patent/DE2419926A1/de
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2412—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with soft flexible valve members, e.g. tissue valves shaped like natural 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2469—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with resilient valve members, e.g. conical spiral

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Mechanical Engineering (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)
  • Check Valves (AREA)
DE19742419926 1973-06-14 1974-04-25 Ventil mit geringem oeffnungswiderstand Pending DE2419926A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH859273A CH566772A5 (nl) 1973-06-14 1973-06-14

Publications (1)

Publication Number Publication Date
DE2419926A1 true DE2419926A1 (de) 1975-01-16

Family

ID=4342371

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742419926 Pending DE2419926A1 (de) 1973-06-14 1974-04-25 Ventil mit geringem oeffnungswiderstand

Country Status (5)

Country Link
JP (1) JPS5035989A (nl)
CH (1) CH566772A5 (nl)
DE (1) DE2419926A1 (nl)
FR (1) FR2233543A1 (nl)
IT (1) IT1012988B (nl)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599081A (en) * 1982-09-30 1986-07-08 Cohen Fred M Artificial heart valve
US5413599A (en) * 1988-09-20 1995-05-09 Nippon Zeon Co., Ltd. Medical valve apparatus

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326777U (nl) * 1976-08-13 1978-03-07
JPS5719312Y2 (nl) * 1977-04-14 1982-04-22
JPS5498606U (nl) * 1977-12-23 1979-07-12
JPS54166008U (nl) * 1978-05-11 1979-11-21
JPS54150814A (en) * 1978-05-19 1979-11-27 Fruehauf Japan Connecting structure of deal and section

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599081A (en) * 1982-09-30 1986-07-08 Cohen Fred M Artificial heart valve
US5413599A (en) * 1988-09-20 1995-05-09 Nippon Zeon Co., Ltd. Medical valve apparatus

Also Published As

Publication number Publication date
CH566772A5 (nl) 1975-09-30
JPS5035989A (nl) 1975-04-04
FR2233543A1 (en) 1975-01-10
IT1012988B (it) 1977-03-10

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