DE22159849T1 - Verfahren, vorrichtungen und trägerstrukturen zum zusammenbau von optischen fasern in katheterspitzen - Google Patents

Verfahren, vorrichtungen und trägerstrukturen zum zusammenbau von optischen fasern in katheterspitzen Download PDF

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DE22159849T1
DE22159849T1 DE22159849.3T DE22159849T DE22159849T1 DE 22159849 T1 DE22159849 T1 DE 22159849T1 DE 22159849 T DE22159849 T DE 22159849T DE 22159849 T1 DE22159849 T1 DE 22159849T1
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support structure
catheter
optical fibers
distal
apertures
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Inventor
Sara Mas Gómez
Juan Sancho Dúra
David González
Matthieu DUPERRON
Carlos SANZ MORENO
Alexandre Romoscanu
Jorge H. Jiménez
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Medlumics SL
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Medlumics SL
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    • 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
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
    • 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
    • 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
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00017—Electrical control of surgical instruments
    • A61B2017/00022—Sensing or detecting at the treatment site
    • A61B2017/00057—Light
    • A61B2017/00061—Light spectrum
    • 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
    • A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
    • A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • A61B2018/00029—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00166—Multiple lumina
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00345—Vascular system
    • A61B2018/00351—Heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—Ablation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/0066—Sensing and controlling the application of energy without feedback, i.e. open loop control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00696—Controlled or regulated parameters
    • A61B2018/00702—Power or energy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00773—Sensed parameters
    • A61B2018/00779—Power or energy
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    • A61B2018/00773—Sensed parameters
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    • A61B2018/00821—Temperature measured by a thermocouple
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    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B2018/0091—Handpieces of the surgical instrument or device
    • A61B2018/00916—Handpieces of the surgical instrument or device with means for switching or controlling the main function of the instrument or device
    • A61B2018/00958—Handpieces of the surgical instrument or device with means for switching or controlling the main function of the instrument or device for switching between different working modes of the main function
    • 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
    • A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
    • 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
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/16—Indifferent or passive electrodes for grounding
    • A61B2018/167—Passive electrodes capacitively coupled to the skin
    • 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
    • A61B2018/2035—Beam shaping or redirecting; Optical components therefor
    • A61B2018/20351—Scanning mechanisms
    • A61B2018/20359—Scanning mechanisms by movable mirrors, e.g. galvanometric
    • 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
    • A61B2018/2205—Characteristics of fibres
    • 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
    • A61B2018/2205—Characteristics of fibres
    • A61B2018/2211—Plurality of fibres
    • 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
    • A61B2018/2255—Optical elements at the distal end of probe tips
    • A61B2018/2266—Optical elements at the distal end of probe tips with a lens, e.g. ball tipped
    • 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
    • A61B2018/2255—Optical elements at the distal end of probe tips
    • A61B2018/2272—Optical elements at the distal end of probe tips with reflective or refractive surfaces for deflecting the beam
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
    • A61B2218/002—Irrigation

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Cardiology (AREA)
  • Plasma & Fusion (AREA)
  • Endoscopes (AREA)
  • Laser Surgery Devices (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Surgical Instruments (AREA)

Abstract

Katheter, aufweisend:einen proximalen Abschnitt;einen distalen Abschnitt;einen Schaft, der zwischen dem proximalen Abschnitt und dem distalen Abschnitt angeschlossen ist; undoptische Fasern, die sich durch den Schaft bis zum distalen Abschnitt des Katheters erstrecken, wobei der distale Abschnitt aufweist:eine Halterungsstruktur, aufweisend:ein proximales Ende mit Ausrichtaufnahmen, wobei jede der optischen Fasern in eine entsprechende der Ausrichtaufnahmen eingesetzt ist und die Ausrichtaufnahmen geformt sind, um die optischen Fasern in der Halterungsstruktur gestreckt zu halten; undein distales Ende mit Öffnungen, die in verschiedene Richtungen weisen;reflektierende Elemente;Linsen, wobei jede der optischen Fasern mit entsprechenden der Linsen, reflektierenden Elemente und Öffnungen optisch so ausgerichtet ist, dass die optischen Fasern in der Halterungsstruktur gestreckt sind und über die Öffnungen einen optischen Zugang zum Außenbereich des Katheters haben; undeine Kappe, die über einem Teilbereich des distalen Endes der Halterungsstruktur angeordnet ist, wobei die Kappe optische Durchlässe aufweist, die mit den Öffnungen ausgerichtet sind.

Claims (7)

  1. Katheter, aufweisend: einen proximalen Abschnitt; einen distalen Abschnitt; einen Schaft, der zwischen dem proximalen Abschnitt und dem distalen Abschnitt angeschlossen ist; und optische Fasern, die sich durch den Schaft bis zum distalen Abschnitt des Katheters erstrecken, wobei der distale Abschnitt aufweist: eine Halterungsstruktur, aufweisend: ein proximales Ende mit Ausrichtaufnahmen, wobei jede der optischen Fasern in eine entsprechende der Ausrichtaufnahmen eingesetzt ist und die Ausrichtaufnahmen geformt sind, um die optischen Fasern in der Halterungsstruktur gestreckt zu halten; und ein distales Ende mit Öffnungen, die in verschiedene Richtungen weisen; reflektierende Elemente; Linsen, wobei jede der optischen Fasern mit entsprechenden der Linsen, reflektierenden Elemente und Öffnungen optisch so ausgerichtet ist, dass die optischen Fasern in der Halterungsstruktur gestreckt sind und über die Öffnungen einen optischen Zugang zum Außenbereich des Katheters haben; und eine Kappe, die über einem Teilbereich des distalen Endes der Halterungsstruktur angeordnet ist, wobei die Kappe optische Durchlässe aufweist, die mit den Öffnungen ausgerichtet sind.
  2. Katheter nach Anspruch 1, wobei die optischen Fasern an der Halterungsstruktur mittels eines Klebstoffs befestigt sind, der an jeder Ausrichtaufnahme im distalen Ende der Halterungsstruktur aufgetragen ist.
  3. Katheter nach Anspruch 1, wobei sich die Ausrichtöffnungen an unterschiedlichen radialen Stellen im distalen Ende der Halterungsstruktur befinden.
  4. Katheter nach Anspruch 1, wobei die Öffnungen und die optischen Durchlässe so ausgelegt sind, dass jede entsprechende Linse in eine andere Richtung und/oder einen anderen Winkel weist.
  5. Katheter nach Anspruch 1, wobei die Halterungsstruktur einstückig ist.
  6. Katheter nach Anspruch 1, wobei die Halterungsstruktur zwei Bauteile aufweist, die zusammengesetzt sind.
  7. Katheter nach Anspruch 1, wobei es sich bei den reflektierenden Elementen um facettierte Oberflächen handelt, die in einen Korpus der Halterungsstruktur integriert sind.
DE22159849.3T 2021-03-04 2022-03-03 Verfahren, vorrichtungen und trägerstrukturen zum zusammenbau von optischen fasern in katheterspitzen Pending DE22159849T1 (de)

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Application Number Priority Date Filing Date Title
EP21382179 2021-03-04
EP21382179 2021-03-04
EP22159849.3A EP4052674A1 (de) 2021-03-04 2022-03-03 Verfahren, vorrichtungen und trägerstrukturen zum zusammenbau von optischen fasern in katheterspitzen

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DE22159849T1 true DE22159849T1 (de) 2022-11-10

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DE22159849.3T Pending DE22159849T1 (de) 2021-03-04 2022-03-03 Verfahren, vorrichtungen und trägerstrukturen zum zusammenbau von optischen fasern in katheterspitzen

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US (1) US20220280235A1 (de)
EP (1) EP4052674A1 (de)
JP (1) JP2022136013A (de)
CN (1) CN115005974A (de)
CA (1) CA3150572A1 (de)
DE (1) DE22159849T1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11331142B2 (en) * 2020-01-13 2022-05-17 Medlumics S.L. Methods, devices, and support structures for assembling optical fibers in catheter tips

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0195375B1 (de) * 1985-03-22 1994-09-21 Massachusetts Institute Of Technology Katheter für Laserangiochirurgie
US5454782A (en) * 1994-08-11 1995-10-03 Perkins; Rodney C. Translumenal circumferential energy delivery device
CA2602835A1 (en) * 2005-03-31 2006-10-05 Esther Mayer Probe device, system and method for photobiomodulation of tissue lining a body cavity
JP5129749B2 (ja) * 2005-09-30 2013-01-30 コルノヴァ インク 体腔のプローブ検査及び治療のためのシステム
US8500730B2 (en) * 2007-11-16 2013-08-06 Biosense Webster, Inc. Catheter with omni-directional optical tip having isolated optical paths
WO2010011820A2 (en) * 2008-07-23 2010-01-28 St. Jude Medical, Inc. Ablation and monitoring system including a fiber optic imaging catheter and an optical coherence tomography system
US10779904B2 (en) * 2015-07-19 2020-09-22 460Medical, Inc. Systems and methods for lesion formation and assessment
WO2018154362A1 (en) * 2017-02-24 2018-08-30 Synaptive Medical (Barbados) Inc. Suction tool with integrated optical probe and use thereof
US11517713B2 (en) * 2019-06-26 2022-12-06 Boston Scientific Scimed, Inc. Light guide protection structures for plasma system to disrupt vascular lesions

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CA3150572A1 (en) 2022-09-04
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CN115005974A (zh) 2022-09-06
US20220280235A1 (en) 2022-09-08

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