DE60234427D1 - Wärmekatheter mit variabler steifheit - Google Patents

Wärmekatheter mit variabler steifheit

Info

Publication number
DE60234427D1
DE60234427D1 DE60234427T DE60234427T DE60234427D1 DE 60234427 D1 DE60234427 D1 DE 60234427D1 DE 60234427 T DE60234427 T DE 60234427T DE 60234427 T DE60234427 T DE 60234427T DE 60234427 D1 DE60234427 D1 DE 60234427D1
Authority
DE
Germany
Prior art keywords
reinforcing tube
apertures
variable stiffness
heating catheter
thermal catheter
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
DE60234427T
Other languages
English (en)
Inventor
Michael J O'connor
David A Ferrera
Matthew Connors
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.)
Micrus Endovascular LLC
Original Assignee
Micrus Endovascular LLC
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 Micrus Endovascular LLC filed Critical Micrus Endovascular LLC
Application granted granted Critical
Publication of DE60234427D1 publication Critical patent/DE60234427D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
    • A61M25/0053—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids having a variable stiffness along the longitudinal axis, e.g. by varying the pitch of the coil or braid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B18/24—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor with a catheter
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M2025/0063—Catheters; Hollow probes characterised by structural features having means, e.g. stylets, mandrils, rods or wires to reinforce or adjust temporarily the stiffness, column strength or pushability of catheters which are already inserted into the human body
    • A61M2025/0064—Catheters; Hollow probes characterised by structural features having means, e.g. stylets, mandrils, rods or wires to reinforce or adjust temporarily the stiffness, column strength or pushability of catheters which are already inserted into the human body which become stiffer or softer when heated
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
    • A61M25/0051—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids made from fenestrated or weakened tubing layer
DE60234427T 2001-03-19 2002-03-19 Wärmekatheter mit variabler steifheit Expired - Lifetime DE60234427D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/813,119 US6887235B2 (en) 1999-03-24 2001-03-19 Variable stiffness heating catheter
PCT/US2002/008369 WO2002078777A1 (en) 2001-03-19 2002-03-19 Variable stiffness heating catheter

Publications (1)

Publication Number Publication Date
DE60234427D1 true DE60234427D1 (de) 2009-12-31

Family

ID=25211498

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60234427T Expired - Lifetime DE60234427D1 (de) 2001-03-19 2002-03-19 Wärmekatheter mit variabler steifheit

Country Status (8)

Country Link
US (4) US6887235B2 (de)
EP (1) EP1379310B1 (de)
AT (1) ATE448822T1 (de)
AU (1) AU2002338278B2 (de)
CA (1) CA2441955C (de)
DE (1) DE60234427D1 (de)
ES (1) ES2335273T3 (de)
WO (1) WO2002078777A1 (de)

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US7066931B2 (en) 2006-06-27
US20100114270A1 (en) 2010-05-06
US20020022831A1 (en) 2002-02-21
WO2002078777A1 (en) 2002-10-10
US7645275B2 (en) 2010-01-12
CA2441955A1 (en) 2002-10-10
US8282677B2 (en) 2012-10-09
ES2335273T3 (es) 2010-03-24
US6887235B2 (en) 2005-05-03
EP1379310A1 (de) 2004-01-14
AU2002338278B2 (en) 2005-06-02
US20060265036A1 (en) 2006-11-23
CA2441955C (en) 2007-06-12
US20050027287A1 (en) 2005-02-03
EP1379310B1 (de) 2009-11-18
ATE448822T1 (de) 2009-12-15

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