U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Altered dipole moment magnetic resonance imaging method

Patent 5357959 Issued on October 25, 1994. Estimated Expiration Date: Icon_subject April 16, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Methods and compositions for detecting and imaging a gas in an animal by nuclear magnetic resonance
Patent #: 4586511
Issued on: 05/06/1986
Inventor: Clark, Jr.

Method for nuclear magnetic resonance imaging using deuterum as a contrast agent
Patent #: 4893627
Issued on: 01/16/1990
Inventor: Kehayias, et al.

Magnetic resonance human medical and veterinary imaging method
Patent #: 5046498
Issued on: 09/10/1991
Inventor: Fishman

Method for anesthesia
Patent #: 5099834
Issued on: 03/31/1992
Inventor: Fishman

Magnetic resonance human medical and veterinary imaging method Patent #: 5186924
Issued on: 02/16/1993
Inventor: Fishman

Inventor

Assignee

Application

No. 047019 filed on 04/16/1993

US Classes:

600/420, Using detectable material placed in body424/9.3Magnetic imaging agent (e.g., NMR, MRI, MRS, etc.)

Examiners

Primary: Smith, Ruth S.

Attorney, Agent or Firm

Foreign Patent References

  • 47692 JP. 09/13/1988

International Class

A61B 005/055

Abstract

A diagnostic medical magnetic resonance imaging and quantitative method for use with human and veterinary subjects in the diagnostic evaluation of normal, altered or diseased status of tissues and fluids containing lipids and or proteins by physically combining stable xenon and/or stable krypton in lipid and lipid containing structures in which they are soluble and physically combining stable xenon and/or stable krypton in protein structures comprised of molecules having nuclei with dipole moments which are altered by their physical incorporation of stable xenon and/or stable krypton in their structures when exposed to a magnetic field thus providing positive contrast enhancement to an image produced by magnetic resonance and the ability to quantify and measure physiology by magnetic resonance.

Other References

  • Rockoff, et al., Evaluation of Xenon as a Roentgenographic Contrast Material, Am. Rev. of Respiratory Disease, vol. 86, pp. 434-438, Jan. 26, 1962
  • Hendrick, et al., Introduction To Magnetic Resonance Imaging, Multi-Media Publishing Inc., pp. 7-30 (1984
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