Extracoporeal ultrasonic lithotripter with a variable focus
US5065741A · kind A · utility
80Cited by
17References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 9, 1991 |
| Grant date | Nov 19, 1991 |
| Priority date | — |
| Expiry date | Jan 9, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00699
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A therapeutical apparatus includes a measuring apparatus including a probe which generates an X-ray or ultrasonic wave in order to detect the location of a target to be treated such as calculi situated within the kidney, liver, biliary ducts. A therapeutical energy generator generates a shock wave of sufficient energy for purposes of therapy externally of the physical body and focuses it upon the target. Structure is provided for causing a displacement of the generator and the measuring apparatus around the surface of a patient. Structure is provided to activate the generator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.