CA3176809A1 - Sterilisation apparatus for producing plasma and hydroxyl radicals - Google Patents

Sterilisation apparatus for producing plasma and hydroxyl radicals Download PDF

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Publication number
CA3176809A1
CA3176809A1 CA3176809A CA3176809A CA3176809A1 CA 3176809 A1 CA3176809 A1 CA 3176809A1 CA 3176809 A CA3176809 A CA 3176809A CA 3176809 A CA3176809 A CA 3176809A CA 3176809 A1 CA3176809 A1 CA 3176809A1
Authority
CA
Canada
Prior art keywords
sterilisation
transmission line
water
coaxial transmission
plasma generating
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
CA3176809A
Other languages
English (en)
French (fr)
Inventor
Christopher Hancock
Louis TURNER
Shaun PRESTON
Simon Meadowcroft
George Christian ULLRICH
David Edward WEBB
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.)
Creo Medical Ltd
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
Application filed by Individual filed Critical Individual
Publication of CA3176809A1 publication Critical patent/CA3176809A1/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/461—Microwave discharges
    • H05H1/463—Microwave discharges using antennas or applicators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
    • A61L2/02—Disinfection or sterilisation of materials or objects, in general; Accessories therefor using physical processes
    • A61L2/14—Plasma, i.e. ionised gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
    • A61L2/02—Disinfection or sterilisation of materials or objects, in general; Accessories therefor using physical processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Disinfection or sterilisation of materials or objects, in general; Accessories therefor
    • A61L2/26—Accessories
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/461—Microwave discharges
    • H05H1/4622—Microwave discharges using waveguides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/4645—Radiofrequency discharges
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/4645—Radiofrequency discharges
    • H05H1/466—Radiofrequency discharges using capacitive coupling means, e.g. electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2103/00—Materials or objects being the target of disinfection or sterilisation
    • A61L2103/05—Living organisms or biological materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2103/00—Materials or objects being the target of disinfection or sterilisation
    • A61L2103/15—Laboratory, medical or dentistry appliances, e.g. catheters or sharps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2103/00—Materials or objects being the target of disinfection or sterilisation
    • A61L2103/75—Room floors or walls
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/16—Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2245/00—Applications of plasma devices
    • H05H2245/30—Medical applications
    • H05H2245/34—Skin treatments, e.g. disinfection or wound treatment
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2245/00—Applications of plasma devices
    • H05H2245/30—Medical applications
    • H05H2245/36—Sterilisation of objects, liquids, volumes or surfaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Landscapes

  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plasma Technology (AREA)
CA3176809A 2020-04-30 2021-04-22 Sterilisation apparatus for producing plasma and hydroxyl radicals Pending CA3176809A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB2006384.8 2020-04-30
GB2006384.8A GB2594501A (en) 2020-04-30 2020-04-30 Sterilisation apparatus for producing plasma and hydroxyl radicals
PCT/EP2021/060502 WO2021219482A1 (en) 2020-04-30 2021-04-22 Sterilisation apparatus for producing plasma and hydroxyl radicals

Publications (1)

Publication Number Publication Date
CA3176809A1 true CA3176809A1 (en) 2021-11-04

Family

ID=71080424

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3176809A Pending CA3176809A1 (en) 2020-04-30 2021-04-22 Sterilisation apparatus for producing plasma and hydroxyl radicals

Country Status (12)

Country Link
US (1) US20230181780A1 (OSRAM)
EP (1) EP4142812B1 (OSRAM)
JP (1) JP2023523809A (OSRAM)
KR (1) KR20230004547A (OSRAM)
CN (1) CN115461090A (OSRAM)
AU (1) AU2021263852A1 (OSRAM)
BR (1) BR112022021740A2 (OSRAM)
CA (1) CA3176809A1 (OSRAM)
ES (1) ES2984976T3 (OSRAM)
GB (1) GB2594501A (OSRAM)
IL (1) IL297707A (OSRAM)
WO (1) WO2021219482A1 (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3607909A1 (en) * 2018-08-10 2020-02-12 Albert-Ludwigs-Universität Freiburg Atmospheric pressure plasma jet device
WO2024071481A1 (ko) * 2022-09-30 2024-04-04 주식회사 이노서플 살균 장치
DE102023135123A1 (de) * 2023-12-14 2025-06-18 Plasmatreat Gmbh Verfahren zum Reinigen einer Oberfläche mithilfe eines atmosphärischen Plasmastrahls und Verwendung einer Vorrichtung mit einer Plasmaquelle zum Reinigen einer Oberfläche

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL150914A (en) * 2002-07-25 2014-04-30 Zamir Tribelsky Method for hydro-optronic photochemical treatment of liquids
CA2741135C (en) * 2007-11-06 2015-10-20 Microoncology Limited Hydroxyl radical producing plasma sterilisation apparatus
GB2463521B (en) * 2008-09-17 2012-11-28 Creo Medical Ltd A plasma system that produces hydroxyl radicals for sterilisation
PT2211916E (pt) 2007-11-06 2016-01-11 Creo Medical Ltd Sistema de esterilização por plasma de micro-ondas e respetivos aplicadores
GB2468865B (en) * 2009-03-24 2014-04-16 Tri Air Developments Ltd Improved air decontamination device
GB201021032D0 (en) 2010-12-10 2011-01-26 Creo Medical Ltd Electrosurgical apparatus
GB2487199A (en) * 2011-01-11 2012-07-18 Creo Medical Ltd Electrosurgical device with fluid conduit
US9339572B2 (en) * 2013-03-15 2016-05-17 EP Technologies LLC Methods and solutions for killing or deactivating spores
ES3058778T3 (en) * 2015-10-13 2026-03-12 Plasmatreat Gmbh Sterilization system
GB2548382B (en) * 2016-03-16 2019-04-03 Fourth State Medicine Ltd Plasma generation
JP2019523038A (ja) * 2016-06-17 2019-08-22 ステリファー・メディカル・インコーポレイテッドＳｔｅｒｉｆｒｅ Ｍｅｄｉｃａｌ， Ｉｎｃ． 滅菌、消毒、衛生化、除染および治療の装置、システム、ならびに方法
JP2018099871A (ja) * 2016-11-18 2018-06-28 イマジニアリング株式会社 印刷装置
GB2562110A (en) * 2017-05-05 2018-11-07 Creo Medical Ltd Apparatus for sterilising an instrument channel of a surgical scoping device
EP3639778A4 (en) * 2017-06-16 2021-03-24 Sekisui Chemical Co., Ltd. MEDICAL TREATMENT TOOL, METHOD OF USING A MEDICAL TREATMENT TOOL, AND METHOD OF IRRADIATION OF REACTIVE GAS
GB2566703A (en) * 2017-09-20 2019-03-27 Fourth State Medicine Ltd Control of thermal plasma generation
GB2574365A (en) * 2018-03-16 2019-12-11 Creo Medical Ltd Sterilization apparatus
EP3823548B1 (en) * 2018-07-19 2025-01-22 The University Of Sydney Ablation lesion device

Also Published As

Publication number Publication date
WO2021219482A1 (en) 2021-11-04
EP4142812A1 (en) 2023-03-08
ES2984976T3 (es) 2024-10-31
EP4142812B1 (en) 2024-05-22
AU2021263852A1 (en) 2022-11-24
IL297707A (en) 2022-12-01
EP4142812C0 (en) 2024-05-22
BR112022021740A2 (pt) 2022-12-06
GB202006384D0 (en) 2020-06-17
CN115461090A (zh) 2022-12-09
KR20230004547A (ko) 2023-01-06
GB2594501A (en) 2021-11-03
US20230181780A1 (en) 2023-06-15
JP2023523809A (ja) 2023-06-07

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