DE29924228U1 - stent - Google Patents

stent

Info

Publication number
DE29924228U1
DE29924228U1 DE29924228U DE29924228U DE29924228U1 DE 29924228 U1 DE29924228 U1 DE 29924228U1 DE 29924228 U DE29924228 U DE 29924228U DE 29924228 U DE29924228 U DE 29924228U DE 29924228 U1 DE29924228 U1 DE 29924228U1
Authority
DE
Germany
Prior art keywords
stent according
web
sections
adjacent
stent
Prior art date
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 - Lifetime
Application number
DE29924228U
Other languages
German (de)
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.)
Abbott Laboratories Vascular Enterprises Ltd
Original Assignee
JOMED GmbH
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
Priority claimed from DE19840645A external-priority patent/DE19840645A1/en
Application filed by JOMED GmbH filed Critical JOMED GmbH
Priority to DE29924228U priority Critical patent/DE29924228U1/en
Publication of DE29924228U1 publication Critical patent/DE29924228U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • A61F2/86—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
    • A61F2002/91508—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 the meander having a difference in amplitude along the band
    • 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
    • A61F2002/91533—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 characterised by the phase between adjacent bands
    • 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
    • A61F2002/91558—Adjacent bands being connected to each other connected peak to peak

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (12)

1. Stent (1)
  • - mit einem rohrförmigen flexiblen Körper (2), dessen Wand (3) eine Stegstruktur (4) aufweist, die von einem nicht-expandierten Zustand in einen expandierten Zustand überführbar ist;
  • - wobei die Stegstruktur (4) eine Vielzahl von benachbarten Stegmustern (5, 6) aufweist, die sich aneinander anreihende Stege (9, 10) bzw. (9', 10') aufweisen; dadurch gekennzeichnet,
  • - daß jeder Steg (9, 10) drei sich im wesentlichen in Axialrichtung des Körpers (2) erstreckende Teilabschnitte (9a, 9b, 9c bzw. 10a, 10b, 10c) aufweist, die im Winkel (α, β) zueinander angeordnet sind.
1. stent ( 1 )
  • - With a tubular flexible body ( 2 ), the wall ( 3 ) of which has a web structure ( 4 ) which can be converted from an unexpanded state into an expanded state;
  • - The web structure ( 4 ) has a multiplicity of adjacent web patterns ( 5 , 6 ) which have webs ( 9 , 10 ) or ( 9 ', 10 ') which are arranged next to one another; characterized by
  • - That each web ( 9 , 10 ) has three substantially in the axial direction of the body ( 2 ) extending sections ( 9 a, 9 b, 9 c and 10 a, 10 b, 10 c), which at an angle (α, β) are arranged to each other.
2. Stent nach Anspruch 1, dadurch gekennzeichnet, daß jeder Teilbereich (9a, 9b, 9c bzw. 10a, 10b, 10c) geradlinig ist.2. Stent according to claim 1, characterized in that each section ( 9 a, 9 b, 9 c or 10 a, 10 b, 10 c) is rectilinear. 3. Stent nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß ein mittlerer Teilbereich (9b bzw. 10b) vorgesehen ist, an dessen Enden sich die beiden anderen Teilbereiche (9a, 9c bzw. 10a, 10c) unter Einschluß stumpfer Winkel (α, β) anschließen.3. Stent according to claim 1 or 2, characterized in that a central section ( 9 b or 10 b) is provided, at the ends of which the other two sections ( 9 a, 9 c or 10 a, 10 c) under Connect inclusion of obtuse angle (α, β). 4. Stent nach einem der Ansprüche 1 bis 3, dadurch gekenn­ zeichnet, daß die Teilbereiche (9a bis 9c bzw. 10a bis 10c) eine schüsselähnliche Konfiguration bilden. 4. Stent according to one of claims 1 to 3, characterized in that the partial areas ( 9 a to 9 c or 10 a to 10 c) form a bowl-like configuration. 5. Stent nach einem der Ansprüche 1 bis 4, dadurch gekenn­ zeichnet, daß die Stegmuster (5, 6) durch Verbindungselemente (7, 8), vorzugsweise in Form geradliniger Stege, miteinander verbunden sind.5. Stent according to one of claims 1 to 4, characterized in that the web patterns ( 5 , 6 ) are connected to one another by connecting elements ( 7 , 8 ), preferably in the form of straight webs. 6. Stent nach Anspruch 5, dadurch gekennzeichnet, daß die Verbindungselemente (7, 8) geradlinig in benachbarte Verbindungsabschnitte (11, 11') der Stegmuster (5, 6) übergehen.6. Stent according to claim 5, characterized in that the connecting elements ( 7 , 8 ) merge rectilinearly into adjacent connecting sections ( 11 , 11 ') of the web pattern ( 5 , 6 ). 7. Stent nach einem der Ansprüche 5 oder 6, dadurch gekenn­ zeichnet, daß die Ausrichtung (A, B) aller Verbindungs­ elemente (7, 8) zwischen unmittelbar benachbarten Steg­ mustern (5, 6) bzw. (6, 5) gleich ist.7. Stent according to one of claims 5 or 6, characterized in that the orientation (A, B) of all connecting elements ( 7 , 8 ) between immediately adjacent web patterns ( 5 , 6 ) or ( 6 , 5 ) is the same , 8. Stent nach Anspruch 7, dadurch gekennzeichnet, daß die Ausrichtung (A, B) alternierend wechselt. .8. Stent according to claim 7, characterized in that the Alignment (A, B) changes alternately. , 9. Stent nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die Stegmuster (5, 6) an vorbestimmbaren Übergangsabschnitten (13) ineinander übergehen.9. Stent according to one of claims 1 to 4, characterized in that the web patterns ( 5 , 6 ) merge into one another at predeterminable transition sections ( 13 ). 10. Stent nach Anspruch 9, dadurch gekennzeichnet, daß die Übergangsabschnitte (13) durch Verlängerungen benachbarter Teilabschnitte (9c, 9'a beziehungsweise 10c, 10'a) aneinander angrenzender Stege (9, 10 beziehungsweise 9', 10') gebildet sind.10. Stent according to claim 9, characterized in that the transition sections ( 13 ) are formed by extensions of adjacent sections (9c, 9'a or 10c, 10'a) of adjacent webs (9, 10 or 9 ', 10'). 11. Stent nach einem der Ansprüche 1 bis 10, dadurch gekenn­ zeichnet, daß die Stegstruktur (4) der Wand (3) aus einer Nickel-Titan-Legierung besteht.11. Stent according to one of claims 1 to 10, characterized in that the web structure ( 4 ) of the wall ( 3 ) consists of a nickel-titanium alloy. 12. Stent nach einem der Ansprüche 1 bis 11, dadurch gekenn­ zeichnet, daß das Material der Wand (3) körperverträglich ist.12. Stent according to one of claims 1 to 11, characterized in that the material of the wall ( 3 ) is compatible with the body.
DE29924228U 1998-09-05 1999-08-02 stent Expired - Lifetime DE29924228U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29924228U DE29924228U1 (en) 1998-09-05 1999-08-02 stent

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19840645A DE19840645A1 (en) 1998-09-05 1998-09-05 Stent
EP99115265.3A EP0983753B1 (en) 1998-09-05 1999-08-02 Compact stent
DE29924228U DE29924228U1 (en) 1998-09-05 1999-08-02 stent

Publications (1)

Publication Number Publication Date
DE29924228U1 true DE29924228U1 (en) 2002-07-18

Family

ID=26048672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29924228U Expired - Lifetime DE29924228U1 (en) 1998-09-05 1999-08-02 stent

Country Status (1)

Country Link
DE (1) DE29924228U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8126534B2 (en) 2005-06-16 2012-02-28 Siemens Aktiengesellschaft Medical catheter and system for inserting a catheter into a vessel
US8208989B2 (en) 2005-07-21 2012-06-26 Siemens Akteingesellschaft Implant, device and method for determining a position of the implant in a body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8126534B2 (en) 2005-06-16 2012-02-28 Siemens Aktiengesellschaft Medical catheter and system for inserting a catheter into a vessel
US8208989B2 (en) 2005-07-21 2012-06-26 Siemens Akteingesellschaft Implant, device and method for determining a position of the implant in a body

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20020822

R150 Term of protection extended to 6 years

Effective date: 20021121

R081 Change of applicant/patentee

Owner name: ABBOTT LABORATORIES VASCULAR ENTERPRISES LTD., IE

Free format text: FORMER OWNER: JOMED GMBH, 72414 RANGENDINGEN, DE

Effective date: 20031127

R151 Term of protection extended to 8 years

Effective date: 20050818

R152 Term of protection extended to 10 years

Effective date: 20070822

R071 Expiry of right