Patent · US Expired

Coupling device for introducing acoustic waves into the body of a life form

US5409446A · kind A · utility

76Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 6, 1993
Grant dateApr 25, 1995
Priority date
Expiry dateDec 6, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N7/00
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The invention is directed to a coupling device for introducing acoustic waves into the extremity of a life form, said coupling device comprising a rigid, hollow-cylindrical outside part as the entry wall for the acoustic waves, a flexible hose section coaxially arranged in the outside part as the exit wall, and a propagation medium for the acoustic waves which fills the annular space between outside part and hose section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.