Methods of treating acne using dual panel photodynamic therapy lamp

摘要

A photodynamic therapy lamp includes two lamp modules comprising an array of LEDs. Each of the lamp modules is movable between a first position in which an angle between the lamp modules is from 157 degrees to 180 degrees, and a second position in which the angle between the lamp modules is from 50 degrees to 70 degrees.

主权项

1. A method of photodynamic treatment of acne comprising
(i) administering a composition comprising a 5-ALA ester, or a salt thereof, to a treatment area, which is an area affected by acne on a patient; (ii) exposing the treatment area to light from a photodynamic therapy lamp following a waiting period; wherein the photodynamic therapy lamp comprises two lamp modules and each of the lamp module comprises a two-dimensional array of LEDs and the lamp modules are configured to be movable only between a first position and a second position, wherein in the first position the two lamp modules are oriented such that there is an angle of 157 to 180 degrees between the lamp modules, and in the second position the angle between the lamp modules is from 55 degrees to 65 degrees; wherein the lamp modules are positioned at 5 to 8 cm from the treatment area and are positioned in the first position if the treatment area is a flat treatment area and are positioned in the second position if the treatment area is a contoured treatment area.