IT1012988B - WEAK RESISTANCE VALVE OPENING - Google Patents

WEAK RESISTANCE VALVE OPENING

Info

Publication number
IT1012988B
IT1012988B IT2339774A IT2339774A IT1012988B IT 1012988 B IT1012988 B IT 1012988B IT 2339774 A IT2339774 A IT 2339774A IT 2339774 A IT2339774 A IT 2339774A IT 1012988 B IT1012988 B IT 1012988B
Authority
IT
Italy
Prior art keywords
valve opening
resistance valve
weak resistance
weak
opening
Prior art date
Application number
IT2339774A
Other languages
Italian (it)
Original Assignee
Golay Bernard Sa
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 Golay Bernard Sa filed Critical Golay Bernard Sa
Application granted granted Critical
Publication of IT1012988B publication Critical patent/IT1012988B/en

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)
IT2339774A 1973-06-14 1974-05-31 WEAK RESISTANCE VALVE OPENING IT1012988B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1012988B true IT1012988B (en) 1977-03-10

Family

ID=4342371

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2339774A IT1012988B (en) 1973-06-14 1974-05-31 WEAK RESISTANCE VALVE OPENING

Country Status (5)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326777U (en) * 1976-08-13 1978-03-07
JPS5719312Y2 (en) * 1977-04-14 1982-04-22
JPS5498606U (en) * 1977-12-23 1979-07-12
JPS54166008U (en) * 1978-05-11 1979-11-21
JPS54150814A (en) * 1978-05-19 1979-11-27 Fruehauf Japan Connecting structure of deal and section
US4599081A (en) * 1982-09-30 1986-07-08 Cohen Fred M Artificial heart valve
JP2710355B2 (en) * 1988-09-20 1998-02-10 日本ゼオン株式会社 Medical valve device

Also Published As

Publication number Publication date
FR2233543A1 (en) 1975-01-10
JPS5035989A (en) 1975-04-04
CH566772A5 (en) 1975-09-30
DE2419926A1 (en) 1975-01-16

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