HRP20161756T1 - Stent - Google Patents

Stent

Info

Publication number
HRP20161756T1
HRP20161756T1 HRP20161756TT HRP20161756T HRP20161756T1 HR P20161756 T1 HRP20161756 T1 HR P20161756T1 HR P20161756T T HRP20161756T T HR P20161756TT HR P20161756 T HRP20161756 T HR P20161756T HR P20161756 T1 HRP20161756 T1 HR P20161756T1
Authority
HR
Croatia
Prior art keywords
stent
cells
sections
section
adjacent
Prior art date
Application number
HRP20161756TT
Other languages
English (en)
Inventor
Harald Fischer
Original Assignee
Variomed Ag
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 Variomed Ag filed Critical Variomed Ag
Publication of HRP20161756T1 publication Critical patent/HRP20161756T1/hr

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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/844—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
    • A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2002/825—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having longitudinal struts
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
    • A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
    • A61F2002/9155—Adjacent bands being connected to each other
    • A61F2002/91566—Adjacent bands being connected to each other connected trough to trough

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Prostheses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Endoscopes (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Claims (15)

1. Stent za transluminalnu implantaciju u šuplje organe posebno u krvne žile, mokraćovode, jednjak, crijeva, duodenum ili žučne puteve, koji ima uglavnom cjevasti oblik, a koji se može pretvarati iz komprimiranog stanja s prvim promjerom poprečnog presjeka u ekspandirano stanje s povećanim drugim promjerom poprečnog presjeka; pri čemu stent obuhvaća najmanje dva potporna odsječka (12) i barem jedan spojni odsječak (14), koji slijede jedan drugog u uzdužnom smjeru (10) stenta, gdje potporni odsječci (12) imaju svaki više otvora (16) u zidu cjevastog tijela i obodne elemente (18) oblikovane cjevastim tijelom, koji okružuju otvore (16) i zajedno s njima u ekspandiranom stanju oblikuju ćelije (20) potpornih odsječaka (12); dok su dva u uzdužnom smjeru (10) susjedna potporna odsječka (12) međusobno spojena preko jednog spojnog odsječka (14) koji se nalazi između toga; pri čemu su međusobno sučeljene čeone strane (28) susjednih potpornih odsječaka (12) formirane putem niza (22) čeonih ćelija (20) svakog odgovarajućeg potpornog odsječka (12); gdje spojni odsječak (14) obuhvaća jedan ili više spojnih elemenata (26) formiranih pomoću cjevastog tijela, koji međusobno povezuju zajedno sučeljene krajnje čeone strane (28) od dva susjedna potporna odsječka (12); i gdje su samo neke od ćelija (20) koje čine jednu od dvije međusobno sučeljene čeone strane (28) susjednih potpornih odsječaka (12), povezane izravno preko jednog spojnog elementa (26) s drugom od dvije međusobno sučeljene čeone strane (28) susjednih potpornih odsječaka (12); naznačen time, da stent obuhvaća jedan krajnji potporni odsječak (12) koji je raspoređen na njegovom uzdužnom kraju kao i jedno srednje područje stenta koje se nadovezuje na taj krajnji potporni odsječak (12); pri čemu je srednje područje stenta oblikovano putem mnoštva potpornih odsječaka (12) koji su u uzdužnom smjeru susjedni i međusobno povezani spojnim odsječcima (14), te od kojih svaki ima točno jedan niz (22) ćelija (20) koje u obodnom smjeru (24) stenta slijede jedna drugu; i pri čemu krajnji potporni odsječak (12) ima mnoštvo redova (22) ćelija (20) koje slijede jedna drugu u uzdužnom smjeru (10) stenta; gdje su ćelije (20) iz jednog niza (22) u obodnom smjeru (24) stenta, tako raspoređene da svaka slijedi jedna drugu; tako da krajnji potporni odsječak (12) ima veću aksijalnu duljinu i veći broj nizova (22) koji slijede jedan drugi u uzdužnom smjeru (10) stenta, od ćelija (20) koje slijede jedna drugu u obodnom smjeru (24) stenta, nego potporni odsječci (12) koji su smješteni u srednjem području stenta.
2. Stent prema zahtjevu 1, naznačen time, da je broj spojnih elemenata (26) spojnog odsječka (14) manji od broja onih ćelija (20) od najmanje jednog a posebno od oba susjedna potporna odsječka (12), koji oblikuju jednu ili dvije krajnje čeone strane (28) koje su preko spojnih elemenata (26) spojnog odsječka (14) međusobno povezane i okrenute jedan prema drugoj.
3. Stent prema zahtjevu 1 ili 2, naznačen time, da najmanje jedan a posebno dva susjedna potporna odsječka (12) pojedinačno obuhvaća jedan od niza (22) ćelija (20) koje slijede jedna drugu u obodnom smjeru (24) stenta i poželjno čine uglavnom jedan zatvoreni, u obodnom smjeru (24) stenta, okružujući prsten (23).
4. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da ćelije (20) koje čine krajnju čeonu stranu (28) jednog potpornog odsječka (12), imaju svaka po jedan slobodan kraj (21) koji je okrenut odgovarajućem susjednom potpornom odsječku (12) i zaobljenog je oblika.
5. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da su međusobno sučeljene krajnje čeone ćelije (20) dvaju susjednih potpornih odsječaka (12) raspoređene međusobno izmaknute u obodnom smjeru (24) stenta.
6. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da su ćelije (20) potpornih odsječaka (12) u ekspandiranom stanju stenta formirane uglavnom u obliku romba i/ili imaju najmanje jedan a pretežno tri koso prema uzdužnoj osi stenta smještena odjeljka (20’, 20’’ 20’’’).
7. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da najmanje jedan spojni element (26) od spojnog odsječka (14) u ekspandiranom i/ili komprimiranom stanju stenta, ima duljinu mjerenu u uzdužnom smjeru (10) stenta, koja iznosi najmanje 50%, najmanje 75%, najmanje 100% ili više od duljine (I) ćelija (20) povezanih spojnim elementom (26).
8. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da je najmanje jedan spojni element (26) od spojnog odsječka (14) u području (30) spojen s krajnjom čeonom stranom (28) potpornog odsječka (12), gdje su dvije ćelije (20) koje čine krajnju čeonu stranu (28) tog potpornog odsječka (12), međusobno povezane.
9. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da je najmanje jedan spojni element (26) od spojnog odsječka (14) usmjeren barem djelomično poprečno na uzdužni smjer (10) stenta.
10. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da najmanje jedan spojni element (26) od spojnog odsječka (14) ima savijeni ili zakrivljeni oblik, a poželjno je uglavnom u obliku slova S ili Z.
11. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da stent ima više od dva potporna odsječka (12) i više spojnih odsječaka (14), koji slijede jedan drugi u uzdužnom smjeru (10) stenta, pri čemu pojedini spojni odsječak (14) međusobno spaja dva zajednički susjedna potporna odsječka (12).
12. Stent prema zahtjevu 11, naznačen time, da su spojni elementi (26) od dva posebno međusobno susjedna spojna odsječka (14) u obodnom smjeru (24) stenta, postavljeni izmaknuto jedan od drugoga.
13. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da najmanje jedan spojni odsječak (14) obuhvaća između jednog i deset spojnih elemenata a po mogućnosti jedan, dva, tri ili četiri spojna elementa (26).
14. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da najmanje jedan spojni odsječak (14) obuhvaća mnoštvo spojnih elemenata (26) koji su barem u približno jednakim razmacima kutova distribuirano raspoređeni preko opsega stenta.
15. Stent prema najmanje jednom od prethodnih zahtjeva, naznačen time, da je barem jedna krajnja čeona strana (28) od jednog potpornog odsječka (12), formirana putem od dvije do 40, poželjno od četiri do 30, a posebno poželjno od osam do 24 ćelije (20).
HRP20161756TT 2012-11-05 2016-12-20 Stent HRP20161756T1 (hr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012220129.7A DE102012220129B4 (de) 2012-11-05 2012-11-05 Stent
PCT/EP2013/071407 WO2014067770A1 (de) 2012-11-05 2013-10-14 Stent
EP13776491.6A EP2895117B1 (de) 2012-11-05 2013-10-14 Stent

Publications (1)

Publication Number Publication Date
HRP20161756T1 true HRP20161756T1 (hr) 2017-02-10

Family

ID=49354671

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20161756TT HRP20161756T1 (hr) 2012-11-05 2016-12-20 Stent

Country Status (19)

Country Link
US (1) US9498357B2 (hr)
EP (1) EP2895117B1 (hr)
JP (1) JP6445443B2 (hr)
CN (1) CN104755048B (hr)
BR (1) BR112015010172B1 (hr)
CY (1) CY1119593T1 (hr)
DE (1) DE102012220129B4 (hr)
DK (1) DK2895117T3 (hr)
ES (1) ES2605637T3 (hr)
HR (1) HRP20161756T1 (hr)
HU (1) HUE032269T2 (hr)
LT (1) LT2895117T (hr)
PL (1) PL2895117T3 (hr)
PT (1) PT2895117T (hr)
RS (1) RS55467B1 (hr)
RU (1) RU2649502C2 (hr)
SI (1) SI2895117T1 (hr)
SM (1) SMT201700011B (hr)
WO (1) WO2014067770A1 (hr)

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JP2015533317A (ja) 2015-11-24
LT2895117T (lt) 2017-01-10
SI2895117T1 (sl) 2017-02-28
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BR112015010172A2 (pt) 2017-07-11
US20150290003A1 (en) 2015-10-15
CN104755048A (zh) 2015-07-01
EP2895117B1 (de) 2016-10-05
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BR112015010172A8 (pt) 2018-07-31
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PT2895117T (pt) 2016-12-07
DE102012220129B4 (de) 2022-12-15
HUE032269T2 (en) 2017-09-28
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US9498357B2 (en) 2016-11-22
JP6445443B2 (ja) 2018-12-26

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