GB1291193A - Ultrasonic coupling media - Google Patents

Ultrasonic coupling media

Info

Publication number
GB1291193A
GB1291193A GB82171A GB82171A GB1291193A GB 1291193 A GB1291193 A GB 1291193A GB 82171 A GB82171 A GB 82171A GB 82171 A GB82171 A GB 82171A GB 1291193 A GB1291193 A GB 1291193A
Authority
GB
United Kingdom
Prior art keywords
ultrasonic coupling
jan
compositions
coupling media
polyvinyl pyrrolidone
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
Application number
GB82171A
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1291193A publication Critical patent/GB1291193A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/08—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing oxygen, e.g. ethers, acetals, ketones, quinones, aldehydes, peroxides
    • A61K47/10—Alcohols; Phenols; Salts thereof, e.g. glycerol; Polyethylene glycols [PEG]; Poloxamers; PEG/POE alkyl ethers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Abstract

1291193 Polyvinyl pyrrolidone compositions F HOFFMANN-LA ROCHE & CO AG 7 Jan 1971 [16 Jan 1970] 821/71 Heading C3P Gels comprise propylene glycol and 2 to 50 weight per cent of polyvinyl pyrrolidone. The compositions may also contain perfumes and preservatives, e.g. methyl paraben and propyl. paraben, and may be used for assuming contact between an ultrasonic biomedical monitoring device and the skin of a subject.
GB82171A 1970-01-16 1971-01-07 Ultrasonic coupling media Expired GB1291193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US350970A 1970-01-16 1970-01-16

Publications (1)

Publication Number Publication Date
GB1291193A true GB1291193A (en) 1972-10-04

Family

ID=21706192

Family Applications (1)

Application Number Title Priority Date Filing Date
GB82171A Expired GB1291193A (en) 1970-01-16 1971-01-07 Ultrasonic coupling media

Country Status (5)

Country Link
CH (1) CH545627A (en)
DE (1) DE2100449C3 (en)
FR (1) FR2083032A5 (en)
GB (1) GB1291193A (en)
NL (1) NL7100112A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9301833U1 (en) * 1993-02-10 1993-07-08 Spetzger, Uwe, 5100 Aachen Medical antiseptic hair gel and ultrasound gel

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3526874A1 (en) * 1985-07-26 1987-01-29 Bauer Johann ULTRASONIC GUIDE CUSHION AND METHOD FOR MEASURING PRESSURE-SENSITIVE SURFACES
DE3702179A1 (en) * 1985-07-26 1988-08-11 Bauer Johann Ultrasound-conducting pad and method of measuring pressure-sensitive surfaces
DE4447667C2 (en) * 1994-02-27 2002-10-24 Rainer Hahn Ultrasonic handpiece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9301833U1 (en) * 1993-02-10 1993-07-08 Spetzger, Uwe, 5100 Aachen Medical antiseptic hair gel and ultrasound gel

Also Published As

Publication number Publication date
DE2100449B2 (en) 1974-04-04
FR2083032A5 (en) 1971-12-10
DE2100449A1 (en) 1971-07-22
DE2100449C3 (en) 1974-11-07
NL7100112A (en) 1971-07-20
CH545627A (en) 1974-02-15

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees