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| Number | Title | Issue Date |
| 6899675 | Fluorescence endoscopy video systems with no moving parts in the camera A fluorescence endoscopy video system includes a multi-mode light source that produces light for white light and fluorescence imaging modes. Light from the light source is transmitted through an endoscope to the tissue under observation. The system also includes a c... | 05/31/2005 |
| 6821245 | Compact fluorescence endoscopy video system A fluorescence endoscopy video system includes a multimode light source that produces light for color and fluorescence imaging modes. Light from the light source is transmitted through an endoscope to the tissue under observation. The system also includes a compact ... | 11/23/2004 |
| 6603552 | Portable system for detecting skin abnormalities based on characteristic autofluorescence A lightweight hand-held skin abnormality detection system includes a source of excitation light that causes tissue under examination to produce fluorescence light. The fluorescence light produced along with the beam of reference light is provided to a bea... | 08/05/2003 |
| 6462770 | Imaging system with automatic gain control for reflectance and fluorescence endoscopy An imaging system for white light and fluorescence endoscopy that includes an automatic gain control circuit 30 that adjusts the brightness of an image produced based on distribution of pixel intensities in one or more video frames. The magnitude of the i... | 10/08/2002 |
| 5827190 | Endoscope having an integrated CCD sensor An apparatus and method for imaging diseases in tissue are presented. The apparatus employs a light source for producing excitation light to excite the tissue to generate autofluorescence light and for producing illumination light to generate reflected an... | 10/27/1998 |
| 5647368 | Imaging system for detecting diseased tissue using native fluorsecence in the gastrointestinal and respiratory tract A system for detecting cancerous or precancerous lesions directs light produced from a mercury arc lamp into an illumination guide of an endoscope. Autofluorescence light produced by the tissue under examination is divided into red and green spectral band... | 07/15/1997 |
