Lithotripter with X-ray and ultrasound location systems

Details Lithotripter with X-ray and ultrasound location systems Lithotripter with X-ray and ultrasound location systems

1990-03-15

1991-10-29

Smith, Ruth S.

Surgery

Truss

Pad

128 24EL, A61B 1722

Patent

active

050606506

ABSTRACT:
A lithotripter comprises a transducer for generating focussed ultrasonic shock waves, and having an axis, a focus on said axis, the focus being positionable on a concretion or tissue which is to be destroyed, at least one diagnostic X-ray imaging system for locating the concretion of tissue including an X-ray emitter having an axis and an image intensifier, and at least one ultrasonic locating transducer having an axis, the X-ray emitter and the ultrasonic locating transducer being connected to the shock wave transducer in such a way that the axes of the locating systems intersect at said focus, with the axes of the locating systems preferably being offset from the axis of the shock wave transducer.

REFERENCES:
patent: 4716581 (1987-12-01), Barud
patent: 4836191 (1989-06-01), Noske et al.
patent: 4866752 (1989-09-01), Bock et al.
patent: 4896673 (1990-01-01), Rose et al.
patent: 4913156 (1990-04-01), Inbar et al.
patent: 4936291 (1990-06-01), Forssmann et al.
patent: 4947830 (1990-08-01), Rattner et al.
Dornier article entitled, "Dornier Nierenlithotripter", (Dornier Kidney Lithotripter: non-invasive kidney stone disintegration).

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