BR9004922A - Protese de valvula cardiaca - Google Patents

Protese de valvula cardiaca

Info

Publication number
BR9004922A
BR9004922A BR909004922A BR9004922A BR9004922A BR 9004922 A BR9004922 A BR 9004922A BR 909004922 A BR909004922 A BR 909004922A BR 9004922 A BR9004922 A BR 9004922A BR 9004922 A BR9004922 A BR 9004922A
Authority
BR
Brazil
Prior art keywords
heart valve
valve prosthesis
prosthesis
heart
valve
Prior art date
Application number
BR909004922A
Other languages
English (en)
Inventor
Ned H C Hwang
Original Assignee
Ned H C Hwang
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 Ned H C Hwang filed Critical Ned H C Hwang
Publication of BR9004922A publication Critical patent/BR9004922A/pt

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
    • 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
    • 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
    • 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
    • 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
    • F16K15/036—Dual valve members with hinges crossing the flow line substantially diametrical
    • 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]
    • Y10T137/7898—Pivoted valves
BR909004922A 1989-01-28 1990-01-25 Protese de valvula cardiaca BR9004922A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/296,428 US4872875A (en) 1989-01-28 1989-01-28 Prosthetic heart valve
PCT/US1990/000567 WO1990008519A1 (en) 1989-01-28 1990-01-25 Prosthetic heart valve

Publications (1)

Publication Number Publication Date
BR9004922A true BR9004922A (pt) 1991-08-06

Family

ID=23141953

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004922A BR9004922A (pt) 1989-01-28 1990-01-25 Protese de valvula cardiaca

Country Status (8)

Country Link
US (1) US4872875A (pt)
EP (1) EP0407571A4 (pt)
JP (1) JPH04503317A (pt)
KR (1) KR910700031A (pt)
AU (1) AU627556B2 (pt)
BR (1) BR9004922A (pt)
CA (1) CA2025665A1 (pt)
WO (1) WO1990008519A1 (pt)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026391A (en) * 1985-07-24 1991-06-25 Mcqueen David M Curved butterfly bileaflet prosthetic cardiac valve
US5116367A (en) * 1989-08-11 1992-05-26 Ned H. C. Hwang Prosthetic heart valve
US5116366A (en) * 1989-08-11 1992-05-26 Ned H. S. Hwang Prosthetic heart valve
FR2655843A1 (fr) * 1989-12-20 1991-06-21 Commissariat Energie Atomique Valve cardiaque a clapets pivotant sur des billes.
US5108425A (en) * 1990-05-30 1992-04-28 Hwang Ned H C Low turbulence heart valve
US5192309A (en) * 1991-03-25 1993-03-09 Onx, Inc. Prosthetic heart valve
US5246453A (en) * 1991-03-25 1993-09-21 Onx, Inc. Prosthetic heart valve
US5152785A (en) * 1991-03-25 1992-10-06 Onx, Inc. Prosthetic heart valve
AU2346992A (en) * 1991-06-06 1993-01-08 Medtronic, Inc. Composite curvature bileaflet prosthetic heart valve
US5354330A (en) * 1991-10-31 1994-10-11 Ats Medical Inc. Heart valve prosthesis
DE69214597T2 (de) * 1991-10-31 1997-02-20 Ats Med Inc Herzklappenprothese
CA2103335C (en) 1993-11-09 2001-10-23 Charles F. Cooper Reduced calorie cocoa butter substitutes
US5522886A (en) * 1994-07-29 1996-06-04 Milo; Simcha Heart valve prostheses
US5554186A (en) * 1994-12-22 1996-09-10 Baxter International Inc. Bileaflet mechanical heart valve having cropped slot pivot configuration and method for preventing blood stagnation therein
AU5437396A (en) * 1995-03-29 1996-10-16 Cv Dynamics, Inc. Dba Medical Incorporated Bileaflet heart valve
US6296663B1 (en) 1995-03-29 2001-10-02 Medical Cv, Inc. Bileaflet heart valve having open channel and swivel pivots
JPH11509746A (ja) * 1995-08-07 1999-08-31 バクスター・インターナショナル・インコーポレイテッド 矢じり型スロットヒンジ構成を備えた機械製二葉状心臓弁
US6068657A (en) * 1997-05-20 2000-05-30 Lapeyre; Didier Mechanical valve prosthesis with optimized closing mode
US6395024B1 (en) * 1997-05-20 2002-05-28 Triflo Medical, Inc. Mechanical heart valve
DE19826104C1 (de) * 1998-06-12 2000-01-20 Tricumed Medizintechnik Gmbh Herzklappenprothese
EP1155666B1 (en) * 1998-12-28 2006-08-30 TriCardium, LLC Heart valve prosthesis
US20080086202A1 (en) * 2002-09-27 2008-04-10 Didier Lapeyre Mechanical heart valve
US8337545B2 (en) 2004-02-09 2012-12-25 Cook Medical Technologies Llc Woven implantable device
US7449027B2 (en) * 2004-03-29 2008-11-11 Cook Incorporated Modifying fluid flow in a body vessel lumen to promote intraluminal flow-sensitive processes
US8197534B2 (en) 2005-03-31 2012-06-12 Cook Medical Technologies Llc Valve device with inflatable chamber
EP2086469A1 (en) * 2006-11-15 2009-08-12 Georgia Tech Research Corporation Flow manipulation in biological flows using vortex generators
US10940167B2 (en) 2012-02-10 2021-03-09 Cvdevices, Llc Methods and uses of biological tissues for various stent and other medical applications
EP4215163A1 (en) 2013-02-11 2023-07-26 Cook Medical Technologies LLC Expandable support frame and medical device
EP3181964B1 (en) * 2015-12-14 2018-08-22 Hamilton Sundstrand Corporation Check valve
US20190069996A1 (en) * 2017-09-07 2019-03-07 Edwards Lifesciences Corporation Integral flushing solution for blood stasis prevention in artificial heart valves
CN111329623B (zh) * 2020-03-05 2021-09-03 杭州金杭齐医疗科技有限公司 一种介入式人工心脏瓣膜

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011601A (en) * 1975-10-14 1977-03-15 Research Corporation Prosthetic heart valve
US4308624A (en) * 1979-08-07 1982-01-05 Hemex, Inc. Heart valve prosthesis
US4306319A (en) * 1980-06-16 1981-12-22 Robert L. Kaster Heart valve with non-circular body
US4326304A (en) * 1980-09-17 1982-04-27 Hemex, Inc. Heart valve with pivoted occluder
DE3273089D1 (en) * 1981-03-17 1986-10-16 Valter Marconi Cardiac valvular prosthesis of mechanical type provided with two freely moving leaflets
ES502787A0 (es) * 1981-06-04 1982-04-01 Figuera Aymerich Diego Protesis valvular cardiaca de disco reodinamico
IT1144379B (it) * 1981-07-14 1986-10-29 Sorin Biomedica Spa Protesi valvolare cardiaca
GB2102101B (en) * 1981-07-17 1986-01-02 Univ Edinburgh Non-return valve
FR2515506B1 (fr) * 1981-11-05 1985-12-20 Murguet Robert Prothese valvulaire cardiaque
FR2543429B1 (fr) * 1983-03-30 1986-09-26 Curie Universite Pierre Et Mar Valve cardiaque artificielle a ouverture active
US4601719A (en) * 1984-02-03 1986-07-22 Mitral Medical International, Inc. Single leaflet valve
DK164255C (da) * 1985-07-24 1992-10-26 David M Mcqueen Hjerteventilprotese
SU1304810A1 (ru) * 1985-12-29 1987-04-23 А. В. Коновалов и 3. В. Коновалова Искусственный клапан сердца
DE3701702C1 (de) * 1987-01-22 1988-07-14 Braun Melsungen Ag Herzklappenprothese

Also Published As

Publication number Publication date
EP0407571A4 (en) 1991-04-10
JPH04503317A (ja) 1992-06-18
AU627556B2 (en) 1992-08-27
AU5157090A (en) 1990-08-24
US4872875A (en) 1989-10-10
KR910700031A (ko) 1991-03-13
EP0407571A1 (en) 1991-01-16
WO1990008519A1 (en) 1990-08-09
CA2025665A1 (en) 1990-07-29

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee