F - Mech Eng,Light,Heat,Weapons – 21 – V
Patent
F - Mech Eng,Light,Heat,Weapons
21
V
F21V 8/00 (2006.01) F21S 8/00 (2006.01) F21V 5/04 (2006.01)
Patent
CA 2321882
The invention concerns a lighting device for operative site without cast shadow, particularly, but not exclusively, designed for dental surgery, comprising a lighting head (1) supplied with light by at least one of the optical fibre cords (2) conducting light produced by a light generator (3) placed at some distance from the lighting head (1). The invention is characterised in that the light generator (3) comprises a mechanical system for spacing or bringing closer a tip (15) from which the cords (2) originate relative to a lamp (16) of the light generator (3). Preferably, the lighting head (1) comprises means for casting on the working zone a substantially rectangular hot spot required for lighting the operative site.
Image L'invention concerne un dispositif d'éclairage pour champ opératoire du type sans ombre portée, particulièrement mais non limitativement destiné à la chirurgie dentaire, comprenant une tête d'éclairage (1) alimentée en lumière par au moins un des cordons de fibres optiques (2) conduisant la lumière produite par un générateur de lumière (3), placé à distance de la tête d'éclairage (1), caractérisé en ce que le générateur de lumière (3) comporte un système mécanique permettant d'éloigner ou de rapprocher un embout de départ (15) des cordons (2) par rapport à une lampe (16) du générateur de lumière (3). Préférentiellement, la tête d'éclairage (1) comporte des moyens pour projeter sur la zone de travail une tache lumineuse sensiblement rectangulaire nécessaire à l'éclairage du champ opératoire.
Jpm (societe A. Responsabilite Limitee)
Robic
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