CA2021375A1 - Medical process - use of dichlorodifluoromethane (cc1_f_) and chlorodifluoromethane (chc1f ) as cryogens for treating skin lesions - Google Patents

Medical process - use of dichlorodifluoromethane (cc1_f_) and chlorodifluoromethane (chc1f ) as cryogens for treating skin lesions

Info

Publication number
CA2021375A1
CA2021375A1 CA2021375A CA2021375A CA2021375A1 CA 2021375 A1 CA2021375 A1 CA 2021375A1 CA 2021375 A CA2021375 A CA 2021375A CA 2021375 A CA2021375 A CA 2021375A CA 2021375 A1 CA2021375 A1 CA 2021375A1
Authority
CA
Canada
Prior art keywords
chc1f
cryogens
chlorodifluoromethane
dichlorodifluoromethane
skin lesions
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.)
Granted
Application number
CA2021375A
Other languages
French (fr)
Other versions
CA2021375C (en
Inventor
Ronald A. Mcdow
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.)
Individual
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 CA2021375A1 publication Critical patent/CA2021375A1/en
Application granted granted Critical
Publication of CA2021375C publication Critical patent/CA2021375C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B18/0218—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques with open-end cryogenic probe, e.g. for spraying fluid directly on tissue or via a tissue-contacting porous tip
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00743—Type of operation; Specification of treatment sites
    • A61B2017/00747—Dermatology
    • A61B2017/00774—Wart
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/27—Cryogenic

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Otolaryngology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Medicinal Preparation (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Surgical Instruments (AREA)

Abstract

Use of CC12F2 or CHC1F2 to perform cryogenic surgery on a variety of skin lesions is described.
CA002021375A 1989-07-18 1990-07-17 Medical process - use of dichlorodifluoromethane (cc1_f_) and chlorodifluoromethane (chc1f ) as cryogens for treating skin lesions Expired - Fee Related CA2021375C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/381,296 US5200170A (en) 1989-07-18 1989-07-18 Medical process--use of dichlorodifluoromethane (CCl2 F2) and chlorodifluoromethane (CHClF2) as cryogens for treating skin lesions
US07/381,296 1989-07-18

Publications (2)

Publication Number Publication Date
CA2021375A1 true CA2021375A1 (en) 1991-01-19
CA2021375C CA2021375C (en) 1996-04-30

Family

ID=23504486

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002021375A Expired - Fee Related CA2021375C (en) 1989-07-18 1990-07-17 Medical process - use of dichlorodifluoromethane (cc1_f_) and chlorodifluoromethane (chc1f ) as cryogens for treating skin lesions

Country Status (4)

Country Link
US (2) US5200170A (en)
EP (1) EP0409540A3 (en)
JP (1) JPH03149041A (en)
CA (1) CA2021375C (en)

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US9132031B2 (en) 2006-09-26 2015-09-15 Zeltiq Aesthetics, Inc. Cooling device having a plurality of controllable cooling elements to provide a predetermined cooling profile
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US9314368B2 (en) 2010-01-25 2016-04-19 Zeltiq Aesthetics, Inc. Home-use applicators for non-invasively removing heat from subcutaneous lipid-rich cells via phase change coolants, and associates devices, systems and methods
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US7938822B1 (en) 2010-05-12 2011-05-10 Icecure Medical Ltd. Heating and cooling of cryosurgical instrument using a single cryogen
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US8676338B2 (en) 2010-07-20 2014-03-18 Zeltiq Aesthetics, Inc. Combined modality treatment systems, methods and apparatus for body contouring applications
NZ596830A (en) * 2010-12-01 2013-06-28 Gold Rythmn Pty Ltd Cryogenic freezing of skin folds or wrinkles on merino sheep to tighten or contract the skin to reduce flystrike and infestation
US10722395B2 (en) 2011-01-25 2020-07-28 Zeltiq Aesthetics, Inc. Devices, application systems and methods with localized heat flux zones for removing heat from subcutaneous lipid-rich cells
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CA2860893A1 (en) 2012-01-13 2013-07-18 Myoscience, Inc. Skin protection for subdermal cryogenic remodeling for cosmetic and other treatments
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US9017318B2 (en) 2012-01-20 2015-04-28 Myoscience, Inc. Cryogenic probe system and method
US9844460B2 (en) 2013-03-14 2017-12-19 Zeltiq Aesthetics, Inc. Treatment systems with fluid mixing systems and fluid-cooled applicators and methods of using the same
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US10555831B2 (en) 2016-05-10 2020-02-11 Zeltiq Aesthetics, Inc. Hydrogel substances and methods of cryotherapy
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Also Published As

Publication number Publication date
CA2021375C (en) 1996-04-30
EP0409540A3 (en) 1991-09-11
US5330745A (en) 1994-07-19
US5200170A (en) 1993-04-06
EP0409540A2 (en) 1991-01-23
JPH03149041A (en) 1991-06-25

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Legal Events

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EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20090717