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Ultrasound-enhanced sampling of materials through the skin

  • US 5,636,632 A
  • Filed: 03/09/1994
  • Issued: 06/10/1997
  • Est. Priority Date: 02/23/1990
  • Status: Expired due to Fees
First Claim
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1. A non-invasive method for sampling physiologic material present beneath the body surface of an individual, comprising applying ultrasound having a frequency of above 10 MHz to a selected intact area of the individual'"'"'s body surface, wherein said ultrasound is applied at an intensity and for a time period effective to enable movement of a diagnostic quantity of physiologic material through the selected intact area to the surface of said intact area and collecting the physiologic material into a collection chamber.

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