HRP20231445T1 - Brtveni element za protetski srčani zalistak - Google Patents
Brtveni element za protetski srčani zalistak Download PDFInfo
- Publication number
- HRP20231445T1 HRP20231445T1 HRP20231445TT HRP20231445T HRP20231445T1 HR P20231445 T1 HRP20231445 T1 HR P20231445T1 HR P20231445T T HRP20231445T T HR P20231445TT HR P20231445 T HRP20231445 T HR P20231445T HR P20231445 T1 HRP20231445 T1 HR P20231445T1
- Authority
- HR
- Croatia
- Prior art keywords
- heart valve
- frame
- prosthetic heart
- row
- valve according
- Prior art date
Links
- 210000003709 heart valve Anatomy 0.000 title claims 17
- 238000007789 sealing Methods 0.000 title claims 11
- 239000004744 fabric Substances 0.000 claims 4
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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
-
- 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
- A61F2/2418—Scaffolds therefor, e.g. support stents
-
- 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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/246—Devices for obstructing a leak through a native valve in a closed condition
-
- 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
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0076—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof multilayered, e.g. laminated structures
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/0054—V-shaped
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0069—Three-dimensional shapes cylindrical
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0069—Sealing means
Claims (14)
1. Protetski srčani zalistak, koji sadrži:
prstenasti okvir (12) koji se sastoji od ulaznog kraja i izlaznog kraja i može se radijalno stlačiti i proširiti između radijalno stlačene konfiguracije i radijalno proširene konfiguracije koja ima cilindrični oblik,
pri čemu okvir (12) sadrži prvi red kutnih podupirača (22) raspoređenih od kraja do kraja i koji se protežu obodno na ulaznom kraju okvira (12), drugi red obodno protežućih kutnih podupirača (24), treći red obodno protežućih kutnih podupirača (26), četvrti red obodno protežućih kutnih podupirača (28) i peti red obodno protežućih kutnih podupirača (32) na izlaznom kraju okvira;
valvularnu strukturu (14) postavljenu unutar okvira (12) i pričvršćenu na njega; i
vanjski brtveni element (18) postavljen izvan okvira (12) i prilagođen za brtvljenje prema okolnom tkivu kada je protetski srčani zalistak implantiran unutar prirodnog prstena srčanog zaliska pacijenta,
pri čemu vanjski brtveni element (18) sadrži ravni ulazni rubni dio (160) i izlazni rubni dio (162) koji definiraju mnoštvo naizmjeničnih izbočina (164) i ureza (166) koji slijede oblik reda podupirača (24, 26, 28, 32) okvira (12).
2. Protetski srčani zalistak prema zahtjevu 1, naznačen time što se vanjski brtveni element (18) proteže od ulaznog kraja okvira (12) do drugog reda podupirača (24).
3. Protetski srčani zalistak prema zahtjevu 1, naznačen time što se vanjski brtveni element (18) proteže od ulaznog kraja okvira (12) do trećeg reda podupirača (26).
4. Protetski srčani zalistak prema zahtjevu 1, naznačen time što se vanjski brtveni element (18) proteže od ulaznog kraja okvira (12) do četvrtog reda podupirača (28).
5. Protetski srčani zalistak prema zahtjevu 1, naznačen time što je ulazni rubni dio (160) zašiven na prvi red nakošenih podupirača (22) sa šavovima (182) i izlazni rubni dio (162) je zašiven na drugi red podupirača (24), treći red podupirača (26) ili četvrti red podupirača (28) sa šavovima (184).
6. Protetski srčani zalistak prema bilo kojem prethodnom zahtjevu, naznačen time što kada je protetski zalistak (10) u svom radijalno proširenom stanju, vanjski brtveni element (18) pristaje na tijesan način uz vanjsku površinu okvira (12);
pri čemu je vanjski brtveni element (18) konfiguriran da se razvlači aksijalno kada je okvir (12) radijalno stlačen u radijalno stlačeno stanje.
7. Protetski srčani zalistak prema bilo kojem prethodnom zahtjevu, naznačen time što dalje sadrži unutarnji obrub (16) postavljen na unutarnju površinu okvira (12), unutarnji obrub (16) ima ulazni krajnji dio koji je pričvršćen na ulazni krajnji dio vanjskog brtvenog elementa (18).
8. Protetski srčani zalistak prema zahtjevu 7, naznačen time što je ulazni krajnji dio unutarnjeg obruba (16) omotan oko ulaznog kraja okvira (12) i preklapa ulazni kraj vanjskog brtvenog elementa (18) s vanjske strane okvira (12).
9. Protetski srčani zalistak prema bilo kojem prethodnom zahtjevu, naznačen time što donji rub strukture listića (14) ima valoviti, zakrivljeni nazubljeni oblik.
10. Protetski srčani zalistak prema bilo kojem prethodnom zahtjevu, naznačen time što brtveni element (18, 500) sadrži tkanu ili pletenu tkaninu, pri čemu je tkanina elastično rastezljiva između prve, opuštene konfiguracije i druge, aksijalno zategnute konfiguracije, pri čemu opuštena konfiguracija odgovara radijalno proširenoj konfiguraciji protetskog zaliska (10), a aksijalno zategnuta konfiguracija odgovara radijalno sklopljenoj konfiguraciji za isporuku protetskog zaliska (10).
11. Protetski srčani zalistak prema zahtjevu 10, naznačen time što tkanina sadrži mnoštvo pređa osnove (512) koje se protežu po obodu i mnoštvo pređa potke (514) koje se protežu aksijalno.
12. Protetski srčani zalistak prema zahtjevu 11, naznačen time što je pređa potke (514) teksturirana pređa koja sadrži mnoštvo teksturiranih filamenata (516).
13. Protetski srčani zalistak prema zahtjevu 12, naznačen time što kada je pređa potke (514) u opuštenom, nenapetom stanju, filamenti (516) su labavo pakirani i osiguravaju stlačivi volumen ili obujam tkanini.
14. Protetski srčani zalistak prema zahtjevu 13, naznačen time što je debljina napete pređe potke (514) ista ili približno ista kao i debljina pređe osnove (512).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762513348P | 2017-05-31 | 2017-05-31 | |
US201815991325A | 2018-05-29 | 2018-05-29 | |
EP22161819.2A EP4035629B1 (en) | 2017-05-31 | 2018-05-31 | Sealing member for prosthetic heart valve |
Publications (1)
Publication Number | Publication Date |
---|---|
HRP20231445T1 true HRP20231445T1 (hr) | 2024-03-01 |
Family
ID=64455668
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HRP20231445TT HRP20231445T1 (hr) | 2017-05-31 | 2018-05-31 | Brtveni element za protetski srčani zalistak |
HRP20231444TT HRP20231444T1 (hr) | 2017-05-31 | 2018-05-31 | Brtveni element za protetski srčani zalistak |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HRP20231444TT HRP20231444T1 (hr) | 2017-05-31 | 2018-05-31 | Brtveni element za protetski srčani zalistak |
Country Status (20)
Country | Link |
---|---|
EP (6) | EP4268770A3 (hr) |
JP (2) | JP7247109B2 (hr) |
KR (1) | KR20200003424A (hr) |
CN (3) | CN110709031B (hr) |
AU (2) | AU2018275555A1 (hr) |
BR (1) | BR112019023310A2 (hr) |
CA (1) | CA3062188A1 (hr) |
CL (1) | CL2019003438A1 (hr) |
CR (1) | CR20190490A (hr) |
DK (2) | DK4035628T3 (hr) |
ES (4) | ES2957458T3 (hr) |
FI (2) | FI4035628T3 (hr) |
HR (2) | HRP20231445T1 (hr) |
HU (2) | HUE064087T2 (hr) |
IL (2) | IL309520A (hr) |
MX (1) | MX2019012996A (hr) |
PT (2) | PT4035629T (hr) |
SI (2) | SI4035629T1 (hr) |
WO (1) | WO2018222799A1 (hr) |
ZA (1) | ZA201907253B (hr) |
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