Photodynamic therapy lamp

Details Photodynamic therapy lamp Photodynamic therapy lamp

A - Human Necessities

61

N

A61N 5/06 (2006.01) A61N 5/00 (2006.01)

Patent

CA 2449064

A photodynamic therapy lamp has a cover (10, 11, 12, 13) which contains a light source formed from two arrays (20) of LEDs (21). The LEDs are arranged in a honeycomb pattern and have a peak wavelength of 630-640 nm. Beneath the LEDs is a lens pack (22) containing a lens (23) for each LED. Beneath this is a diffuser (7). The lenses are arranged in a honeycomb pattern and serve to concentrate the light in a substantially parallel and narrow beam.

Une lampe pour la thérapie photodynamique comprend une enveloppe (10, 11, 12, 13) qui renferme une source de lumière formée de deux réseaux (20) de DEL (21). Les DEL sont disposées sous forme d'un motif en nid d'abeille et présentent une longueur d'onde maximale de l'ordre de 630-640 nm. Sous les DEL se situe un ensemble lentille (22) contenant une lentille (23) destinée à chaque DEL. Au-dessous se situe un diffuseur (7). Les lentilles sont disposées suivant un motif en nid d'abeille et servent à concentrer la lumière en un faisceau sensiblement parallèle et étroit.

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