GB2055452B - Bi-leaflet heart valve - Google Patents

Bi-leaflet heart valve

Info

Publication number: GB2055452B
Authority: GB; United Kingdom
Prior art keywords: heart valve; leaflet heart; leaflet; valve; heart
Prior art date: 1979-07-30
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.): Expired

Application number

GB8022163A

Other versions

GB2055452A (en

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.)

Carbomedics Inc

Original Assignee

Carbomedics Inc

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.)

1979-07-30

Filing date

1980-07-07

Publication date

1983-08-03

1979-07-30 Priority claimed from US06/061,660 external-priority patent/US4254508A/en

1980-07-07 Application filed by Carbomedics Inc filed Critical Carbomedics Inc

1981-03-04 Publication of GB2055452A publication Critical patent/GB2055452A/en

1983-08-03 Application granted granted Critical

1983-08-03 Publication of GB2055452B publication Critical patent/GB2055452B/en

Status Expired legal-status Critical Current

Links

210000003709 heart valve Anatomy 0.000 title 1

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

Landscapes

Health & Medical Sciences (AREA)
Cardiology (AREA)
Oral & Maxillofacial Surgery (AREA)
Transplantation (AREA)
Engineering & Computer Science (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (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)

GB8022163A 1979-07-30 1980-07-07 Bi-leaflet heart valve Expired GB2055452B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/061,660 US4254508A (en)	1979-07-30	1979-07-30	Bileaflet heart valve with improved pivot
US14944780A	1980-05-13	1980-05-13

Publications (2)

Publication Number	Publication Date
GB2055452A GB2055452A (en)	1981-03-04
GB2055452B true GB2055452B (en)	1983-08-03

Family

ID=26741343

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8022163A Expired GB2055452B (en)	1979-07-30	1980-07-07	Bi-leaflet heart valve

Country Status (5)

Country	Link
CA (1)	CA1154903A (en)
DE (1)	DE3028981A1 (en)
FR (1)	FR2462149B1 (en)
GB (1)	GB2055452B (en)
IT (1)	IT1128539B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3701704C1 (en) *	1987-01-22	1988-08-18	Braun Melsungen Ag	Heart valve prosthesis
DE3828830A1 (en) *	1988-08-25	1990-03-08	Braun Melsungen Ag	HEART VALVE PROSTHESIS
IT1224479B (en) *	1988-10-11	1990-10-04	Sorin Biomedica Spa	CARDIAC VALVE PROSTHESIS SHUTTER CARDIAC VALVE PROSTHESIS PROVIDED WITH SUCH A SHUTTER AND RELATED MANUFACTURING PROCEDURE
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
EP1155666B1 (en)	1998-12-28	2006-08-30	TriCardium, LLC	Heart valve prosthesis

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3370305A (en) *	1965-05-28	1968-02-27	Goott Bernard	Heart valve with magnetic hinge means
US3448465A (en) *	1966-07-11	1969-06-10	Us Health Education & Welfare	Pivoted butterfly type heart valve
GB1160008A (en) *	1967-12-21	1969-07-30	Rhone Poulenc Sa	Cardiac Valvular Prosthesis
US3579645A (en) *	1969-04-30	1971-05-25	Gulf Energy & Environ Systems	Cardiac valve occluder having a density approximately equal to blood
US3835475A (en) *	1971-03-16	1974-09-17	Univ Minnesota	Pivoting disc-type heart valve with two-piece base
US3903548A (en) *	1973-05-14	1975-09-09	Ahmad Aref Nakib	Heart valve with two valving members
US4078268A (en) *	1975-04-24	1978-03-14	St. Jude Medical, Inc.	Heart valve prosthesis
FR2331997A1 (en) *	1975-11-19	1977-06-17	Rhone Poulenc Ind	HEART VALVULAR PROSTHESIS
US4114202A (en) *	1977-01-28	1978-09-19	Roy Henry A	Prosthetic valve assembly for use in cardiovascular surgery
DE2846299C2 (en) *	1977-11-02	1983-11-17	St. Jude Medical, Inc., St. Paul, Minn.	Prosthetic heart valve
US4178639A (en) *	1978-04-06	1979-12-18	Carbomedics, Inc.	Two-leaflet heart valve

1980
- 1980-07-03 CA CA000355273A patent/CA1154903A/en not_active Expired
- 1980-07-07 GB GB8022163A patent/GB2055452B/en not_active Expired
- 1980-07-24 IT IT49317/80A patent/IT1128539B/en active
- 1980-07-28 FR FR8016555A patent/FR2462149B1/en not_active Expired
- 1980-07-30 DE DE19803028981 patent/DE3028981A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
DE3028981A1 (en)	1981-02-26
CA1154903A (en)	1983-10-11
IT1128539B (en)	1986-05-28
IT8049317A0 (en)	1980-07-24
FR2462149A1 (en)	1981-02-13
FR2462149B1 (en)	1985-01-25
GB2055452A (en)	1981-03-04

Legal Events

Date	Code	Title	Description
1989-03-01	PCNP	Patent ceased through non-payment of renewal fee

Publication	Publication Date	Title
DE3069505D1 (en)	1984-11-29	Heart valve prosthesis
IL61754A (en)	1984-10-31	Prosthetic heart valve
JPS5628750A (en)	1981-03-20	Artificial heart valve
GB2018950B (en)	1982-04-15	Prosthetic heart valves
GB2018396B (en)	1982-08-04	Twoleaflet heart valve
AU521676B2 (en)	1982-04-22	Heart valve prosthesis
DE3172147D1 (en)	1985-10-10	Heart valves having edge-guided occluders
JPS5416886A (en)	1979-02-07	Artificial heart valve
JPS57107154A (en)	1982-07-03	Artificial cardiac valve
JPS55158044A (en)	1980-12-09	Prosthetic body
JPS5799953A (en)	1982-06-21	Artificial cardiac valve
GB2111175B (en)	1985-03-06	Trileaflet prosthetic heart valve
AU499205B2 (en)	1979-04-05	Heart valve prosthesis
GB2007333B (en)	1982-03-17	Heart valve prosthesis
JPS56161047A (en)	1981-12-11	Artificial cardiac valve
JPS5654860A (en)	1981-05-15	Heart pacemaker
GB2055452B (en)	1983-08-03	Bi-leaflet heart valve
JPS5654859A (en)	1981-05-15	Heart pacemaker
GB2074699B (en)	1984-05-10	Artificial heart valve
JPS53135198A (en)	1978-11-25	Artificial heart valve
JPS55113459A (en)	1980-09-02	Artificial heart
GR62136B (en)	1979-02-27	Artificial heart valve
JPS57103641A (en)	1982-06-28	Artificial cardiac valve
DE3176560D1 (en)	1988-01-21	Prosthetic heart valve
GB1552799A (en)	1979-09-19	Heart valve prosthesis