PT953110E - Dispositivo com memoria de forma acivada selectivamente - Google Patents

Dispositivo com memoria de forma acivada selectivamente

Info

Publication number
PT953110E
PT953110E PT97913894T PT97913894T PT953110E PT 953110 E PT953110 E PT 953110E PT 97913894 T PT97913894 T PT 97913894T PT 97913894 T PT97913894 T PT 97913894T PT 953110 E PT953110 E PT 953110E
Authority
PT
Portugal
Prior art keywords
selectively activated
activated memory
shape memory
selected section
memory alloy
Prior art date
Application number
PT97913894T
Other languages
English (en)
Inventor
Ronald S Maynard
Original Assignee
Medtronic 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.)
Filing date
Publication date
Application filed by Medtronic Inc filed Critical Medtronic Inc
Publication of PT953110E publication Critical patent/PT953110E/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M25/0158—Tip steering devices with magnetic or electrical means, e.g. by using piezo materials, electroactive polymers, magnetic materials or by heating of shape memory materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/005—Flexible endoscopes
    • A61B1/0058—Flexible endoscopes using shape-memory elements
    • 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
    • A61F2/92—Stents in the form of a rolled-up sheet expanding after insertion into the vessel, e.g. with a spiral shape in cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/065—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like using a shape memory element
    • 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
    • A61F2/848—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • General Engineering & Computer Science (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Cardiology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Hematology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Anesthesiology (AREA)
  • Pulmonology (AREA)
  • Mechanical Engineering (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Micromachines (AREA)
  • Surgical Instruments (AREA)
  • Finger-Pressure Massage (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Cookers (AREA)
  • Bipolar Transistors (AREA)
  • Non-Volatile Memory (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Fluid Pressure (AREA)
  • Debugging And Monitoring (AREA)
PT97913894T 1996-12-31 1997-10-29 Dispositivo com memoria de forma acivada selectivamente PT953110E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/774,565 US6072154A (en) 1996-09-05 1996-12-31 Selectively activated shape memory device

Publications (1)

Publication Number Publication Date
PT953110E true PT953110E (pt) 2004-05-31

Family

ID=25101636

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97913894T PT953110E (pt) 1996-12-31 1997-10-29 Dispositivo com memoria de forma acivada selectivamente

Country Status (11)

Country Link
US (3) US6072154A (pt)
EP (1) EP0953110B1 (pt)
JP (1) JP2001509231A (pt)
AT (1) ATE259937T1 (pt)
AU (1) AU736910B2 (pt)
CA (1) CA2276289A1 (pt)
DE (1) DE69727698T2 (pt)
DK (1) DK0953110T3 (pt)
ES (1) ES2216135T3 (pt)
PT (1) PT953110E (pt)
WO (1) WO1998029657A1 (pt)

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EP0953110A1 (en) 1999-11-03
JP2001509231A (ja) 2001-07-10
AU736910B2 (en) 2001-08-02
US6323459B1 (en) 2001-11-27
DK0953110T3 (da) 2004-06-21
EP0953110B1 (en) 2004-02-18
US6169269B1 (en) 2001-01-02
WO1998029657A1 (en) 1998-07-09
ES2216135T3 (es) 2004-10-16
ATE259937T1 (de) 2004-03-15
US6072154A (en) 2000-06-06
AU5096998A (en) 1998-07-31
CA2276289A1 (en) 1998-07-09
DE69727698T2 (de) 2004-07-15
DE69727698D1 (de) 2004-03-25

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