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

Method of non-invasive reduction of human site-specific subcutaneous fat tissue deposits by accelerated lipolysis metabolism

Patent 5507790 Issued on April 16, 1996. Estimated Expiration Date: Icon_subject March 21, 2014. 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

Treatment for selective weight control
Patent #: 4525359
Issued on: 06/25/1985
Inventor: Greenway, III ,   et al.

Treatment for selective reduction of regional fat deposits
Patent #: 4588724
Issued on: 05/13/1986
Inventor: Greenway, III ,   et al.

Method of removing adipose tissue from the body Patent #: 5143063
Issued on: 09/01/1992
Inventor: Fellner

Inventor

Application

No. 215743 filed on 03/21/1994

US Classes:

607/100, Electromagnetic radiation (e.g., infrared)128/897, MISCELLANEOUS600/2Combined with other radiant or wave energy source (e.g., electromagnetic, thermal, microwave etc.)

Examiners

Primary: Sykes, Angela D.
Assistant: Neisser, Robert L. Jr.

Attorney, Agent or Firm

International Class

A61F 007/00

Abstract

Electromedical apparatus is employed together with local topically applied drugs and general medical management program to non-invasively, non-traumatically, reduce in volume without fat cell death, specific local accumulations of stored triacylglyceride by localizing (e.g., focusing) radiant energy and/or localized lipolysis augmentation methods, thereby accelerating local fat tissue lipolysis reaction rates. The radiant energy includes, localized radio frequency, microwave or ultrasound energy, which impinges upon the fat cells to be reduced in volume but not killed or eliminated. Fat cell size reduction occurs through the mechanism of accelerated lipolysis rate which is a function of local cell temperature elevation and local fat cell lipolysis rate augmentation by local lipolytic drug delivery.

Other References

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  • "Mechanisms Underlying Regional Differences in Lipolysis in Human Adipose Tissue", Wahrenberg et al., J. Clin. Invest., vol. 84, Aug. 1989, pp. 458-467
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  • "The effect of ultrasound on in vitro liberation and in vivo penetration of benzyl nicotinate", D. Hofmann, et al., Journal of Controlled Release, vol. 27, 1993, pp. 185-192
  • "Regional Fat Loss from the Thigh in Obese Women after Adrenergic Modulation", F. L. Greenway, et al., vol. 9, Clinical Therapeutics, No. 6, 1987, pp. 663-669
  • "Field Conjugate Acoustic Lenses for Ultrasound Hyperthermia", R. J. Lalonde, et al., IEEE Trans. Ultrason. Ferroelec. Freq. Contr., 40, 5, pp. 592-602
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  • "Sonophoresis. I. The Use of High-Frequency Ultrasound to Enhance Transdermal Drug Delivery", D. Bommannan, et al., Pharmaceutical Research, vol. 9, No. 4, 199
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