Dual frequency laser lithotripter
US5009658A · kind A · utility
49Cited by
5References
38Claims
0Family size
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Key dates
| Filing date | Apr 14, 1989 |
| Grant date | Apr 23, 1991 |
| Priority date | — |
| Expiry date | Apr 14, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S3/2391
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Method and apparatus are provided for laser lithotripsy by subjecting calcified matter in the mammalian body, especially the human body, to two spatially and temporally overlapping pulsed laser light beams in the 300-450 and 600-900 nanometer wavelength range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.