Cooling system for a photocosmetic device | Patent Number 08182473
US 08182473 B2Filled DateNov 22, 2006
Priority DateDec 2, 1996
Publication DateJun 7, 2007
Expiration DateMay 22, 2024
Inventor/ApplicantsGregory B. Altshuler
Joseph P. Caruso
Andrei V. Erofeev
Henry H. Zenzie
James G. Burke
James G. Burke, III
Joseph P. Caruso
Andrei V. Erofeev
Henry H. Zenzie
James G. Burke
James G. Burke, III
ExaminesEISEMAN, LYNSEY C
Art Unit3769
Technology Center3700
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- 1. A dermatologic treatment apparatus that is cordless and sufficiently compact as to be hand-held, comprising: a self-contained housing configured for gripping by a person's hand for cordless manipulation in a dermatologic treatment procedure; a light source comprising one or more diode laser bars within the housing; an electrical circuit within the housing comprising one or more batteries and an electronic control circuit for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing having properties that provide efficacious treatment; and a heatsink for contacting a region of an epidermis of a person undergoing treatment, having one or more thermal characteristics that serve to remove heat from the epidermis, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device; wherein the cordless apparatus has a total weight and volume such that it is able to be hand-held.
- 3. A dermatologic hair-regrowth-inhibiting apparatus that is cordless and sufficiently compact as to be hand-held, comprising: a self-contained housing configured for gripping by a person's hand for cordless manipulation in a hair-regrowth-inhibiting procedure; a light source comprising one or more diode laser bars within the housing; a direct drive electrical circuit within the housing comprising one or more batteries for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing having properties sufficient for at least temporary hair-regrowth inhibition; and a heatsink for contacting a region of an epidermis of a person undergoing treatment, having one or more thermal characteristics that serve to remove heat from the epidermis, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device.
- 5. A dermatologic hair-regrowth-inhibiting apparatus that is cordless and sufficiently compact as to be hand-held, comprising: a self-contained housing configured for gripping with a person's hand for cordless manipulation in a hair-regrowth-inhibiting procedure; a light source within the housing containing one or more diode lasers; an electrical circuit within the housing comprising one or more batteries and an electronic control circuit for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing; and wherein a peak power, a pulse duration of a light pulse emitted by the apparatus, an output fluence of a light pulse emitted by the apparatus and a majority of the energy of a light pulse emitted by the apparatus are sufficient such that the light pulses propagated out of the housing inhibit hair-regrowth; and a heatsink for contacting a region of an epidermis of a person undergoing treatment, having one or more thermal characteristics that serve to remove heat from the epidermis, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is an average temperature of the skin when not being treated with the device.
- 7. A dermatologic hair-regrowth-inhibiting apparatus that is cordless and sufficiently compact as to be hand-held, comprising: a self-contained housing configured for gripping by a person's hand for cordless manipulation in a hair-regrowth-inhibiting procedure; a light source within the housing comprising one or more diode lasers a direct drive electrical circuit within the housing comprising one or more batteries for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing; and wherein a peak power, a pulse duration of a light pulse emitted by the apparatus, an output fluence of a light pulse emitted by the apparatus and a majority of the energy of a light pulse emitted by the apparatus are sufficient such that the light pulses propagated out of the housing inhibit hair-regrowth; and wherein the cordless apparatus has a total weight and volume such that it is able to be hand-held; light pulses are emitted at a pulse repetition frequency sufficient to produce lines of light at the skin surface to inhibit hair-regrowth; and a heatsink for contacting a region of an epidermis of a person undergoing treatment, having one or more thermal characteristics that serve to remove heat from the epidermis, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device.
- 9. A dermatologic treatment apparatus that is cordless and able to be hand-held, comprising: a self-contained housing configured for grasping by a person's hand for cordless manipulation in a dermatologic treatment procedure; a light source comprising one to three diode laser bars within the housing; an electrical power source within the housing comprising one or more batteries and an electronic control for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing having properties that provide efficacious treatment; and a heatsink for contacting and cooling a region of an epidermis of a person undergoing treatment, by removing heat from the epidermis; wherein the cordless apparatus is of a size such that it may be hand-held.
- 11. A dermatologic hair-growth-reduction apparatus that is cordless and able to be hand-held, comprising: a self-contained housing configured for grasping by a person's hand for cordless manipulation in a hair-growth-reduction procedure; a light source comprising one to three diode laser bars within the housing; an electrical power source within the housing comprising one or more batteries for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing to a patient's skin having properties sufficient for at least temporary hair-growth reduction; and a heatsink for contacting a region of skin of a person undergoing treatment, and removing heat from the skin, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device.
- 13. A dermatologic hair-growth-reducing apparatus that is cordless and able to be hand-held, comprising: a self-contained housing configured for grasping with a person's hand for cordless manipulation in a hair-growth-reducing procedure; a light source within the housing containing one to three diode lasers; an electrical power source within the housing comprising one or more batteries and a control for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing to the patient's skin surface; and wherein a peak power of a light pulse emitted by the apparatus is between 0.001-300 W/cm; a pulse duration of a light pulse emitted by the apparatus is between 20 and 60 milliseconds; an output fluence of a light pulse emitted by the apparatus is between 5 J/cm2 and 10 J/cm2; a majority of the energy of a light pulse emitted by the apparatus is contained within a spectral band of 790 nm to 900 nm; and a heatsink for contacting a region of skin of a person undergoing treatment, and removing heat from the skin, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device.
- 15. A dermatologic hair-growth-reduction apparatus that is cordless and able to be hand-held, comprising: a self-contained housing configured for grasping by a person's hand for cordless manipulation in a hair-regrowth-inhibiting procedure; a light source within the housing comprising one to three diode laser bars an electrical power source within the housing comprising one or more batteries for energizing the light source to produce output light pulses; a light path within the housing including an aperture through which the output light pulses are propagated out of the housing; and wherein a peak power of a light pulse emitted by the apparatus is between 0.001-300 W/cm; a pulse duration of a light pulse emitted by the apparatus is between 20-60 milliseconds; an output fluence of a light pulse emitted by the apparatus is between 5 J/cm2 and 10 J/cm2; a majority of the energy of a light pulse emitted by the apparatus is contained within a spectral band of 790 nm to 900 nm; the cordless apparatus having a size such that it may be hand-held; wherein the lines of light emitted to the skin surface have a length of 1-300 mm and a width of 0.1-10 mm; and a heatsink for contacting a region of skin of a person undergoing treatment, and removing heat from the skin, and wherein the temperature of the heatsink is maintained below a normal skin temperature, wherein a normal skin temperature is a temperature of the skin when not being treated with the device.
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