IT1129530B - Protesi valvolare cardiaca - Google Patents

Protesi valvolare cardiaca

Info

Publication number
IT1129530B
IT1129530B IT1924280A IT1924280A IT1129530B IT 1129530 B IT1129530 B IT 1129530B IT 1924280 A IT1924280 A IT 1924280A IT 1924280 A IT1924280 A IT 1924280A IT 1129530 B IT1129530 B IT 1129530B
Authority
IT
Italy
Prior art keywords
valve prosthesis
cardiac valve
cardiac
prosthesis
valve
Prior art date
Application number
IT1924280A
Other languages
English (en)
Other versions
IT8019242A0 (it
Inventor
Roberto Parravicini
Original Assignee
Roberto Parravicini
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 Roberto Parravicini filed Critical Roberto Parravicini
Priority to IT1924280A priority Critical patent/IT1129530B/it
Publication of IT8019242A0 publication Critical patent/IT8019242A0/it
Priority to US06/224,297 priority patent/US4352211A/en
Application granted granted Critical
Publication of IT1129530B publication Critical patent/IT1129530B/it

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
    • A61F2/2403—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 pivoting rigid closure 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
    • A61F2/2409—Support rings therefor, e.g. for connecting valves to tissue
    • 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
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7898—Pivoted valves
    • 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]
    • Y10T137/7898—Pivoted valves
    • Y10T137/7903—Weight biased

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Prostheses (AREA)
IT1924280A 1980-01-16 1980-01-16 Protesi valvolare cardiaca IT1129530B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT1924280A IT1129530B (it) 1980-01-16 1980-01-16 Protesi valvolare cardiaca
US06/224,297 US4352211A (en) 1980-01-16 1981-01-12 Cardiac valve prosthesis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1924280A IT1129530B (it) 1980-01-16 1980-01-16 Protesi valvolare cardiaca

Publications (2)

Publication Number Publication Date
IT8019242A0 IT8019242A0 (it) 1980-01-16
IT1129530B true IT1129530B (it) 1986-06-04

Family

ID=11156052

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1924280A IT1129530B (it) 1980-01-16 1980-01-16 Protesi valvolare cardiaca

Country Status (2)

Country Link
US (1) US4352211A (it)
IT (1) IT1129530B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1222840B (it) * 1987-10-06 1990-09-12 Roberto Parravicini Struttura di valvola cardiaca artificiale ad elevato rendimento
GB8901733D0 (en) * 1989-01-26 1989-03-15 Cardio Carbon Ltd Vitreous carbon artefacts
GB2239690A (en) * 1989-12-20 1991-07-10 Cardio Carbon Ltd Heart valve prosthesis.
IT1238603B (it) * 1990-01-25 1993-08-18 Roberto Parravicini Valvola cardiaca artificiale, con elevatissimo grado di sicurezza
US6699283B2 (en) 2001-04-26 2004-03-02 Daniel Clarke Mazzucco Heart valve with rectangular orifice
US7175656B2 (en) * 2003-04-18 2007-02-13 Alexander Khairkhahan Percutaneous transcatheter heart valve replacement
US8845717B2 (en) 2011-01-28 2014-09-30 Middle Park Medical, Inc. Coaptation enhancement implant, system, and method
US8888843B2 (en) 2011-01-28 2014-11-18 Middle Peak Medical, Inc. Device, system, and method for transcatheter treatment of valve regurgitation
US10166098B2 (en) 2013-10-25 2019-01-01 Middle Peak Medical, Inc. Systems and methods for transcatheter treatment of valve regurgitation
CA2958061A1 (en) 2014-06-18 2015-12-23 Middle Peak Medical, Inc. Mitral valve implants for the treatment of valvular regurgitation
US10251635B2 (en) 2014-06-24 2019-04-09 Middle Peak Medical, Inc. Systems and methods for anchoring an implant
US9592121B1 (en) 2015-11-06 2017-03-14 Middle Peak Medical, Inc. Device, system, and method for transcatheter treatment of valvular regurgitation
US10653524B2 (en) 2017-03-13 2020-05-19 Polares Medical Inc. Device, system, and method for transcatheter treatment of valvular regurgitation
US10478303B2 (en) 2017-03-13 2019-11-19 Polares Medical Inc. Device, system, and method for transcatheter treatment of valvular regurgitation
JP7159230B2 (ja) 2017-03-13 2022-10-24 ポラレス・メディカル・インコーポレイテッド 弁逆流の経カテーテル治療のためのデバイス、システム、および方法
US11464634B2 (en) 2020-12-16 2022-10-11 Polares Medical Inc. Device, system, and method for transcatheter treatment of valvular regurgitation with secondary anchors
US11759321B2 (en) 2021-06-25 2023-09-19 Polares Medical Inc. Device, system, and method for transcatheter treatment of valvular regurgitation
US12478474B2 (en) 2023-05-04 2025-11-25 Polares Medical Inc. Device, system, and method with an adaptive leaflet

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3538514A (en) * 1968-12-23 1970-11-10 George Schimert Artificial heart valve
FR2331997A1 (fr) * 1975-11-19 1977-06-17 Rhone Poulenc Ind Prothese valvulaire cardiaque
US4178638A (en) * 1977-08-01 1979-12-18 Louis C. Meyer Split leaflet check valves
US4178639A (en) * 1978-04-06 1979-12-18 Carbomedics, Inc. Two-leaflet heart valve

Also Published As

Publication number Publication date
US4352211A (en) 1982-10-05
IT8019242A0 (it) 1980-01-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960125