Nothing Special   »   [go: up one dir, main page]

Meltzer et al., 1980 - Google Patents

The source of ultrasound contrast effect

Meltzer et al., 1980

Document ID
6845159468603676272
Author
Meltzer R
Tickner E
Sahines T
Popp R
Publication year
Publication venue
Journal of Clinical Ultrasound

External Links

Snippet

Evidence that microbubbles are the main sources of ultrasound contrast in injected solutions has been largely indirect. To investigate this directly, we examined freshly agitated indocyanine green, freshly agitated water, commercially prepared precision microbubbles …
Continue reading at onlinelibrary.wiley.com (other versions)

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/481—Diagnostic techniques involving the use of contrast agent, e.g. micro-bubbles introduced into the bloodstream
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/22—Echographic preparations; Ultrasound imaging preparation Optoacoustic imaging preparations
    • A61K49/222—Echographic preparations; Ultrasound imaging preparation Optoacoustic imaging preparations characterised by a special physical form, e.g. emulsions, liposomes
    • A61K49/223—Micro-bubbles, hollow microspheres, free gas bubbles, gas microspheres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—In body cavities or body tracts, e.g. by using catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/13—Tomography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device

Similar Documents

Publication Publication Date Title
Meltzer et al. The source of ultrasound contrast effect
US4316391A (en) Flow rate measurement
Meltzer et al. Why do the lungs clear ultrasonic contrast?
WO1980002365A1 (en) Ultrasonic image enhancement
Correas et al. Ultrasound contrast agents: properties, principles of action, tolerance, and artifacts
Moriyasu et al. Clinical application of an ultrasonic duplex system in the quantitative measurement of portal blood flow
Kort et al. Microbubble formation: in vitro and in vivo observation
Lo et al. Acoustic droplet vaporization threshold: effects of pulse duration and contrast agent
Machi et al. Relation of in vivo blood flow to ultrasound echogenicity
Bleeker et al. On the application of ultrasonic contrast agents for blood flowmetry and assessment of cardiac perfusion.
Wolverson et al. The direct visualization of blood flow by real-time ultrasound: clinical observations and underlying mechanisms.
US5385147A (en) Method of ultrasonic imaging of the gastrointestinal tract and upper abdominal organs using an orally administered negative contrast medium
WO1984002838A1 (en) Ultrasonic imaging technique
Kremer et al. Ultrasonic in vivo and in vitro studies on the nature of the ureteral jet phenomenon.
Yuan et al. Echoicity of whole blood.
Ammar et al. Characterization and construction of a robust and elastic wall-less flow phantom for high pressure flow rate using Doppler ultrasound applications
Lalitte et al. Accuracy and reproducibility of coronary flow rate assessment by real-time contrast echocardiography: in vitro and in vivo studies
PRICE et al. Ultrasound detection of differences in density explanation of the ureteric jet phenomenon and implications for new ultrasound applications
Forsberg et al. Quantitative acoustic characterization of a new surfactant-based ultrasound contrast agent
Bhagavatheeshwaran et al. Subharmonic signal generation from contrast agents in simulated neovessels
Schlief et al. Saccharide based contrast agents
Tickner Precision microbubbles for right side intracardiac pressure and flow measurements
Ophir et al. Aqueous solutions as potential ultrasonic contrast agents
Mahony et al. Red cell aggregation and the echogenicity of whole blood
Shi et al. Color Doppler detection of acoustic streaming in a hematoma model