Method of echographic imaging using polymeric gas or air filled

Details Method of echographic imaging using polymeric gas or air filled Method of echographic imaging using polymeric gas or air filled

1997-03-04

1999-01-26

Bawa, Raj

Drug, bio-affecting and body treating compositions

In vivo diagnosis or in vivo testing

Ultrasound contrast agent

424489, 424490, 424 95, A61K 914

Patent

active

058635203

ABSTRACT:
Ultrasonic echographic imaging body organs using gas or air filled microballoons having a mean size in the range of 0.5 to 1000 microns bounded by a 50 to 500 nm thick biodegradable, interfacially deposited, synthetic polymer membrane which is both deformable and resilient are described.

REFERENCES:
patent: 4089800 (1978-05-01), Temple
patent: 4276885 (1981-07-01), Tickner et al.
patent: 4569844 (1986-02-01), Jones
patent: 4675189 (1987-06-01), Kent et al.
patent: 4718433 (1988-01-01), Feinstein
patent: 4774958 (1988-10-01), Feinstein
patent: 4789550 (1988-12-01), Hommel et al.
patent: 4913908 (1990-04-01), Couvreur et al.
patent: 4935246 (1990-06-01), Ahrens
patent: 5425366 (1995-06-01), Reinhardt et al.
Fessi et al, Chemical Abstracts, vol. 111, No. 24, 1982, Abstract No. 219235z, Columbus, Ohio, US; "Nanocapsule Formation by Interfacial Polymer Deposition Following Solvent Displacement" Int. J. Pharm. 1989, vol. 55, No. 1, pp. R1-R4.
Uno et al, "A New Method of Preparing Monocored Water-loaded Microcapsules Using an Interfacial Polymer Deposition Process" J. Microencapsulation 1984, vol. 1, No. 1, pp. 3-8.
Makino et al, "Preparation and in vitro Degradation Properties of Polylactide Microcapsules", vol. 102, No. 24, 17 Jun. 1985, Abstract No. 209367u, p. 357 & Chem. Pharm. Bull. 1985, vol. 33, No. 3, pp. 1195-1201. Gangyuly et al, Structure of Hollow Polystyrene Microspheres an Sem Study, Accession No. 89286485, vol. 88, Abstract No. 11829, 1989 & J. Microencapsulation 1989,vol. 6, No. 2, pp. 193-198.
Ohara et al. Preparation of Ethylcellulose-polystyrene Composite Microcapsules of 2-phase Structure and Permeability of the Microcapsule Membranes Toward Phenobarbital, Biological Abstracts, vol. 80, Accession No. 85355072, Abstract No. 25064, Philadelphia, US, 1985.
Schering AB, "Ultra-Sound Contrast Agent esp. for e.g. Heart, Veins--Comprises Microparticles of a Sugar and Gas Bubbles in a Liquid Carrier", Biological Abstracts, Accession No. 85-020020/04, Abstract No. 008371, vol. 85, 1985.
de Jong et al, "Absorption and Scatter of Encapsulated Gas Filled Microspheres: Theoretical Considerations and Some Measurements", ULTRASONICS 1992, vol. 30, No. 2, pp. 95-103.
de Jong et al, "Principles and Recent Developments in Ultrasound Contrast Agents", ULTRASONICS 1991, vol. 29, pp. 324-330.

Affiliated with

Also associated with

Rating

Method of echographic imaging using polymeric gas or air filled does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of echographic imaging using polymeric gas or air filled , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of echographic imaging using polymeric gas or air filled will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1447885