Illumination – Light source and modifier – Adjustable or repositionable light source or light source...
Patent
1992-11-24
1995-01-17
Lazarus, Ira S.
Illumination
Light source and modifier
Adjustable or repositionable light source or light source...
362 33, 362286, 362804, A61C 1300
Patent
active
053831055
ABSTRACT:
A lamp for surgical illumination includes at least one reflector and at least one light source that are displaceable with respect to the one another by means for automatically adjusting the concentration of the light rays on an operating field. The direction of displacement of the light source or reflector is a function of the outcome of comparison, performed by a comparator, between the current algebraic value of the measurement of the luminous intensity of the light reflected by the operating field, with that of a previously performed measurement. The intensity is measured with a device which is sensitive to the light and is accommodated in a gripping handle. Touching of a sensor on the handle actuates a cycle of adjustment, in the course of which a plurality of measurements of the luminous intensity and displacements of the light source are performed jointly with the displacement of the light source, to arrive at the optimal optical concentration.
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Lazarus Ira S.
Quach Y.
STE Distributon Materiel Chirurgical (S.D.M.C.)(S.A.)
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