Lithotripsy system having an ultrasonic calculi locator
US4913156A · kind A · utility
6Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 5, 1989 |
| Grant date | Apr 3, 1990 |
| Priority date | — |
| Expiry date | Sep 5, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/2256
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A calculi locator is provided using an ultrasound transducer in combination with shock wave generator. Various means are provided for assuring coincidence of ultrasound obtained images of the calculi, the actual location of the calculi and of the target focal point of the shock wave generator means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.