Light delivery device
US9067059B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Feb 12, 2009 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Jan 13, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N2005/0644
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A light delivery device comprising an optical fiber having a non-feature portion and a feature portion having features that force light to couple out radially from the feature portion and provide a desired radial light output pattern. A method of photodisinfection of a cavity comprising of providing this device, apply a photosensitizing composition to treatment site within the cavity, and inserting at least a portion of the device into the cavity; and applying light delivered by the device from a light source to the treatment site within the cavity at a wavelength absorbed by the photosensitizing composition so as to inhibit or eliminate microbes located at the treatment site. The present invention also includes a method of making the device and a treatment kit containing the device and a container containing a photosensitizing composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.