Photodynamic therapeutic technique
US4957481A · kind A · utility
126Cited by
11References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 3, 1989 |
| Grant date | Sep 18, 1990 |
| Priority date | — |
| Expiry date | Jul 3, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N5/0601
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is directed toward methods for the reduction of the severity of symptoms resulting from tumors, such as pain induced by the pressure exerted on a nerve by the tumor mass. Additionally, methods for the reduction of tumor size are also contemplated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.