Title:
MATCHING APPARATUS OF IMPACT WAVE REGION
Document Type and Number:
Japanese Patent JPS607835
Kind Code:
A
Abstract:
An apparatus for the comminution of concrements such as kidney stones, and including a source of shock waves partially surrounded by an ellipsoidal reflector, is improved in that the open end of the reflector for sound wave transmission is additionally defined by a plurality of sound attentuating rings diminishing in internal diameter with distance from the source of shock waves; additional features provide for an overall increase in specific weight of these rings; the transmission of x-rays through the equipment is separately controlled.
Inventors:
BERUNTO FUORUSUMAN
KURISUTEIAN SHIYON
KURISUTEIAN SHIYON
Application Number:
JP11896184A
Publication Date:
January 16, 1985
Filing Date:
June 09, 1984
Export Citation:
Assignee:
DORNIER SYSTEM GMBH
International Classes:
A61B17/225; A61B17/22; G10K11/00; (IPC1-7): A61B17/22
Attorney, Agent or Firm:
Kiyoshi Inomata
Next Patent: JPS607836