EP4096533A4 - Microcathéters pour injecter des agents liquides emboliques dans des récipients - Google Patents

Microcathéters pour injecter des agents liquides emboliques dans des récipients Download PDF

Info

Publication number
EP4096533A4
EP4096533A4 EP20917233.7A EP20917233A EP4096533A4 EP 4096533 A4 EP4096533 A4 EP 4096533A4 EP 20917233 A EP20917233 A EP 20917233A EP 4096533 A4 EP4096533 A4 EP 4096533A4
Authority
EP
European Patent Office
Prior art keywords
microcatheter
vessels
liquid agents
embolic liquid
injecting
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.)
Pending
Application number
EP20917233.7A
Other languages
German (de)
English (en)
Other versions
EP4096533A1 (fr
Inventor
Daniel Ezra Walzmann
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.)
Walzman Daniel Ezra
Original Assignee
Individual
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 US16/779,548 external-priority patent/US12029432B2/en
Priority claimed from US17/078,521 external-priority patent/US12089851B2/en
Application filed by Individual filed Critical Individual
Publication of EP4096533A1 publication Critical patent/EP4096533A1/fr
Publication of EP4096533A4 publication Critical patent/EP4096533A4/fr
Pending 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
    • A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
    • A61B17/12181—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device formed by fluidized, gelatinous or cellular remodelable materials, e.g. embolic liquids, foams or extracellular matrices
    • A61B17/12186—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device formed by fluidized, gelatinous or cellular remodelable materials, e.g. embolic liquids, foams or extracellular matrices liquid materials adapted to be injected
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
    • A61B17/12181—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device formed by fluidized, gelatinous or cellular remodelable materials, e.g. embolic liquids, foams or extracellular matrices
    • A61B17/1219—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device formed by fluidized, gelatinous or cellular remodelable materials, e.g. embolic liquids, foams or extracellular matrices expandable in contact with liquids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
    • A61B17/12136—Balloons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B2017/00004—(bio)absorbable, (bio)resorbable or resorptive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B2017/00831—Material properties
    • A61B2017/00876—Material properties magnetic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B2017/1205—Introduction devices
    • A61B2017/12054—Details concerning the detachment of the occluding device from the introduction device
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/03—Automatic limiting or abutting means, e.g. for safety
    • A61B2090/037—Automatic limiting or abutting means, e.g. for safety with a frangible part, e.g. by reduced diameter
    • 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
    • A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
    • A61M2025/0042—Microcatheters, cannula or the like having outside diameters around 1 mm or less
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0074—Dynamic characteristics of the catheter tip, e.g. openable, closable, expandable or deformable
    • A61M25/0075—Valve means
    • A61M2025/0076—Unidirectional valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Reproductive Health (AREA)
  • Vascular Medicine (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Surgical Instruments (AREA)
EP20917233.7A 2020-01-31 2020-11-27 Microcathéters pour injecter des agents liquides emboliques dans des récipients Pending EP4096533A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/779,548 US12029432B2 (en) 2017-02-13 2020-01-31 Single lumen microcatheter for executing plugs near distal terminus of lumen and method
US17/078,521 US12089851B2 (en) 2017-02-13 2020-10-23 Microcatheters for injecting embolic liquid agents into vessels
PCT/US2020/062486 WO2021154378A1 (fr) 2020-01-31 2020-11-27 Microcathéters pour injecter des agents liquides emboliques dans des récipients

Publications (2)

Publication Number Publication Date
EP4096533A1 EP4096533A1 (fr) 2022-12-07
EP4096533A4 true EP4096533A4 (fr) 2024-02-28

Family

ID=77079667

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20917233.7A Pending EP4096533A4 (fr) 2020-01-31 2020-11-27 Microcathéters pour injecter des agents liquides emboliques dans des récipients

Country Status (2)

Country Link
EP (1) EP4096533A4 (fr)
WO (1) WO2021154378A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150209550A1 (en) * 2014-01-28 2015-07-30 B. Braun Melsungen Ag Catheter having dissolvable portions and related methods
US20180049747A1 (en) * 2015-03-02 2018-02-22 Accurate Medical Therapeutics Ltd. Catheters with side openings for modifying and delivering suspensions to a subject
US20180228494A1 (en) * 2017-02-13 2018-08-16 Daniel E. Walzman Single Lumen Microcatheter for Executing Plugs near Distal Terminus of Lumen

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755176A (en) 1987-06-11 1988-07-05 Patel Piyush V Catheter with side hole
US5180387A (en) 1987-09-17 1993-01-19 Neurodynamics, Inc. Angled hole ventricular catheter with non-circular bore
US4970926A (en) 1987-09-17 1990-11-20 Neurodynamics, Inc. Apparatus for making angled hole ventricular catheter
US4784638A (en) 1987-09-17 1988-11-15 Neurodynamics, Inc. Angled hole ventricular catheter and method of making same
US5954687A (en) 1995-04-28 1999-09-21 Medtronic, Inc. Burr hole ring with catheter for use as an injection port
US6223637B1 (en) 1995-10-16 2001-05-01 Peter T. Hansen Catheter side-wall hole cutting method and apparatus
US5800407A (en) 1995-12-21 1998-09-01 Eldor; Joseph Multiple hole epidural catheter
US6565526B2 (en) 2000-03-09 2003-05-20 The Regents Of The University Of California Bistable microvalve and microcatheter system
US9399112B2 (en) 2008-04-22 2016-07-26 Becton, Dickinson And Company Catheter hole having an inclined trailing edge
US8496629B2 (en) 2008-04-22 2013-07-30 Becton, Dickinson And Company Catheter hole having a flow breaking feature
US9364634B2 (en) 2008-04-22 2016-06-14 Becton, Dickinson And Company Systems and methods for improving catheter hole array efficiency
US8403911B2 (en) 2008-04-22 2013-03-26 Becton, Dickinson And Company Systems and methods for improving catheter hole array efficiency
EP2349431B1 (fr) * 2008-08-19 2015-01-21 Covidien LP Microcathéter à pointe détachable
US9931046B2 (en) * 2013-10-25 2018-04-03 Ablative Solutions, Inc. Intravascular catheter with peri-vascular nerve activity sensors
US10173030B2 (en) * 2013-11-15 2019-01-08 Oakwood Healthcare, Inc. Catheter for infusion of a cardiovascular fluid
US9440043B2 (en) 2014-06-13 2016-09-13 Leading Age Supplies LLC Catheter having a tapered structure and balloon formed above a lower drainage hole
CN107206207B (zh) * 2015-01-09 2021-04-27 阿克瑞特医学治疗有限公司 栓塞微导管

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150209550A1 (en) * 2014-01-28 2015-07-30 B. Braun Melsungen Ag Catheter having dissolvable portions and related methods
US20180049747A1 (en) * 2015-03-02 2018-02-22 Accurate Medical Therapeutics Ltd. Catheters with side openings for modifying and delivering suspensions to a subject
US20180228494A1 (en) * 2017-02-13 2018-08-16 Daniel E. Walzman Single Lumen Microcatheter for Executing Plugs near Distal Terminus of Lumen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021154378A1 *

Also Published As

Publication number Publication date
EP4096533A1 (fr) 2022-12-07
WO2021154378A1 (fr) 2021-08-05

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Owner name: WALZMAN, DANIEL EZRA

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