Patent ID: 9550070
Date: 2017-01-24
CPC Classifications: A61N

Claim:
1. A portable temperature-sensorless light dispensing device having an elongated pen-like shape, the light dispensing device comprising: (a) a housing; (b) an electronics module located in the housing and comprising (c) a battery for powering the electronics module; wherein the light source comprises one or more LEDs, wherein the drive means controls the operation of the light source to emit light in a mixed driving mode, wherein the driving means is disposed to drive the light source in a continuous-wave driving mode and a pulsed-wave driving mode, and wherein the driving means is disposed to change the driving mode during operation of the LED as a function of time, and wherein the mixed driving mode limits the temperature of the LED without a temperature sensor while ensuring a sufficient fluency allowing for the skin to be treated.