IT1238603B - Valvola cardiaca artificiale, con elevatissimo grado di sicurezza - Google Patents

Valvola cardiaca artificiale, con elevatissimo grado di sicurezza

Info

Publication number
IT1238603B
IT1238603B IT19153A IT1915390A IT1238603B IT 1238603 B IT1238603 B IT 1238603B IT 19153 A IT19153 A IT 19153A IT 1915390 A IT1915390 A IT 1915390A IT 1238603 B IT1238603 B IT 1238603B
Authority
IT
Italy
Prior art keywords
high security
cardiac valve
artificial cardiac
security degree
degree
Prior art date
Application number
IT19153A
Other languages
English (en)
Other versions
IT9019153A0 (it
IT9019153A1 (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 IT19153A priority Critical patent/IT1238603B/it
Publication of IT9019153A0 publication Critical patent/IT9019153A0/it
Priority to GB9101511A priority patent/GB2241304B/en
Priority to FR9101012A priority patent/FR2657248B1/fr
Publication of IT9019153A1 publication Critical patent/IT9019153A1/it
Application granted granted Critical
Publication of IT1238603B publication Critical patent/IT1238603B/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
IT19153A 1990-01-25 1990-01-25 Valvola cardiaca artificiale, con elevatissimo grado di sicurezza IT1238603B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT19153A IT1238603B (it) 1990-01-25 1990-01-25 Valvola cardiaca artificiale, con elevatissimo grado di sicurezza
GB9101511A GB2241304B (en) 1990-01-25 1991-01-23 Artificial cardiac valve
FR9101012A FR2657248B1 (fr) 1990-01-25 1991-01-25 Valve cardiaque artificielle.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19153A IT1238603B (it) 1990-01-25 1990-01-25 Valvola cardiaca artificiale, con elevatissimo grado di sicurezza

Publications (3)

Publication Number Publication Date
IT9019153A0 IT9019153A0 (it) 1990-01-25
IT9019153A1 IT9019153A1 (it) 1991-07-25
IT1238603B true IT1238603B (it) 1993-08-18

Family

ID=11155325

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19153A IT1238603B (it) 1990-01-25 1990-01-25 Valvola cardiaca artificiale, con elevatissimo grado di sicurezza

Country Status (3)

Country Link
FR (1) FR2657248B1 (it)
GB (1) GB2241304B (it)
IT (1) IT1238603B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9408314D0 (en) * 1994-04-27 1994-06-15 Cardio Carbon Co Ltd Heart valve prosthesis
US5766240A (en) * 1996-10-28 1998-06-16 Medtronic, Inc. Rotatable suturing ring for prosthetic heart valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835475A (en) * 1971-03-16 1974-09-17 Univ Minnesota Pivoting disc-type heart valve with two-piece base
US4363142A (en) * 1979-10-12 1982-12-14 Mitral Medical, Inc. Prosthetic heart valve
EP0029338B1 (en) * 1979-11-15 1985-09-04 Sibex (Constructions) Limited Flange clamp and method of sealing
IT1129530B (it) * 1980-01-16 1986-06-04 Roberto Parravicini Protesi valvolare cardiaca
US4489446A (en) * 1982-07-14 1984-12-25 Reed Charles C Heart valve prosthesis
IT1222840B (it) * 1987-10-06 1990-09-12 Roberto Parravicini Struttura di valvola cardiaca artificiale ad elevato rendimento

Also Published As

Publication number Publication date
GB2241304A (en) 1991-08-28
FR2657248A1 (fr) 1991-07-26
IT9019153A0 (it) 1990-01-25
GB9101511D0 (en) 1991-03-06
GB2241304B (en) 1993-11-17
IT9019153A1 (it) 1991-07-25
FR2657248B1 (fr) 1997-04-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960125