Laser device for dermocosmetic treatments and tracing kit

Abstract

Disclosed are a laser device and method for dermocosmetic, medical or aesthetic treatments. The device comprises: a laser system comprising a lamp-pumped source; an optical fiber transporting the laser beam produced by said source; a handpiece or a scanner connected to said optical fiber, comprising a lens and mirror system projecting the image of the laser beam onto the area to be treated; wherein said optical fibre has a rectangular section and said image is rectangular.

1 . A device for dermocosmetic, medical, or aesthetic laser treatments, comprising:
 a laser system comprising a lamp-pumped source;   an optical fibre;   a handpiece or a scanner connected to said optical fibre, comprising a lens and mirror system projecting the image of the laser beam onto the area to be treated;   wherein said optical fibre is a rectangular-core fibre and said image is rectangular.   
     
     
         2 . The device according to  claim 1 , wherein said optical fibre is a square-core optical fibre. 
     
     
         3 . The device according to  claim 1 , wherein said device also comprises a spacer applied at the outlet of said handpiece or scanner, which is a rectangular ring. 
     
     
         4 . The device according to  claim 3 , wherein said rectangular ring has a height of about 40 mm. 
     
     
         5 . The device according to  claim 1 , wherein said handpiece is provided with position or movement sensors, which are rested onto the area to be treated and which, sliding onto the area to be treated with the displacement of the handpiece by the operator, send position signals to the laser emission control system, so as to synchronize the emission frequency of the laser pulse with the position. 
     
     
         6 . A device for dermocosmetic, medical, or aesthetic laser treatments, comprising:
 a) a laser system comprising a lamp-pumped source;   b) an optical fibre which is a square-core optical fibre;   c) a handpiece or a scanner connected to said optical fibre, comprising a lens and mirror system projecting the image of the laser beam onto the area to be treated, wherein said image is a square and wherein at the outlet of said handpiece a spacer having an height of about 40 mm is applied, wherein said handpiece is provided with position or movement sensors, which are rested onto the area to be treated and which, sliding onto the area to be treated with the displacement of the handpiece by the operator, send position signals to the laser emission control system, so as to synchronize the emission frequency of the laser pulse with the position.   
     
     
         7 . The device according to  claim 6  for use in depilation, hair removal, treatment of telangiectasia, erythrosis, red and blue capillaries, angiomas, varicose veins, removal of tattoos, of skin stains, non-ablative or ablative photorejuvenation, peeling, resurfacing, dermatologic treatment of skin imperfections to be treated surgically and non-surgically, scars, including post-acne scars, condylomata, fibromas, psoriasis, vitiligo. 
     
     
         8 . A method of dermocosmetic, medical, or aesthetic treatment, comprising:
 a) providing an area to be treated, wherein said area is a portion of skin of a subject who wants said treatment;   b) marking a geometric pattern on said area to be treated with an invisible photosensitive or florescent ink;   c) exposing the area to a source of electromagnetic radiations with the proper wavelength so as to make said ink visible;   d) exposing the area defined by said marking to a source of electromagnetic or mechanical or electrical energy for said aesthetic or medical treatment;   e) repeating the step in d) until said area to be treated delimited by said marking is completely treated.   
     
     
         9 . The method according to  claim 8 , wherein in said step d) said area is exposed to a laser light source at a wavelength ranging between 700 and 2200 nm, where said area is hit by a rectangular spot in which the energy is distributed in a homogenous, even manner on the entire area of the spot and said step d) is repeated until said area is completely treated by said rectangular spots. 
     
     
         10 . The method according to  claim 8 , wherein in said step d) said area is exposed to a laser light source at a wavelength ranging between 700 and 2200 nm, by using a device comprising:
 a) a laser system comprising a lamp-pumped source;   b) an optical fibre;   c) a handpiece or a scanner connected to said optical fibre comprising a lens and mirror system projecting the image of the laser beam onto the area to be treated; characterized in that said optical fibre is a rectangular-core fibre and said image is rectangular and said handpiece has UV emitting LEDs, where said area is hit by a rectangular spot in which the energy is distributed in a homogenous, even manner on the entire area of the spot.   
     
     
         11 . The method according to  claim 8 , wherein said area to be treated is hit by a series of squared spots emitted in a sequence side by side to one another. 
     
     
         12 . The method according to  claim 8 , wherein in said step b) said geometric pattern is obtained by positioning a slit pattern onto the area to be treated and distributing onto said pattern a marker, so that said marker draws onto the area to be treated the same pattern represented by the slits on the slit pattern. 
     
     
         13 . The method according to  claim 12 , said slit pattern is a flexible, planar surface on which the pattern of the area to be treated is drawn, said pattern being divided into sections, where each section represents the area that is hit by a single spot, and said sections are mutually defined on said sheet by slits. 
     
     
         14 . The method according to  claim 13 , wherein said marker is a biocompatible liquid invisible to the naked eye and fluorescent when lighted by UV light, and the handpiece has UV emitting LEDs. 
     
     
         15 . The method according to  claim 13 , wherein said marker is a liquid which, when irradiated by the laser wavelength, from transparent turns colored, hence visible to the operator. 
     
     
         16 . The method according to  claim 8 , wherein in said step b) said geometric pattern is obtained by providing a kit comprising a marker, which is preferably a roller stamp, an ink invisible and photosensitive or florescent to electromagnetic radiation with the proper wavelength, at least one illuminator positioned on at least one support, wherein said illuminator emits electromagnetic radiation at said appropriate wavelength; wherein said stamp is immersed in said ink, preferably with the aid of an ink pad, and run on said surface area. 
     
     
         17 . The method according to  claim 8 , wherein said treatment is an epilation or hair removal treatment, or is a treatment of telangectasias, erythrosis, red and blue capillaries, angiomas, varicose veins, removal of tattoos, of skin stains, or is a non-ablative or ablative photo rejuvenation treatment, a peeling, resurfacing, skin tightening treatment, or is a dermatologic treatment of skin imperfections to be treated surgically and non-surgically, of scars, including post-acne scars, wrinkles, condylomata, fibromas, psoriasis or vitiligo. 
     
     
         18 . A marking kit which comprises:
 a marking instrument, which is preferably a pad stamp or a roller stamp;   an ink invisible and photosensitive or fluorescent to electromagnetic radiation with the proper wavelength;   at least one illuminator which emits electromagnetic radiation with the proper wavelength; and   at least one support for said illuminator.   
     
     
         19 . The marking kit according to  claim 18 , wherein said marking instrument is a roller stamp, wherein said roller has a geometric pattern in relief, preferably a circle pattern having equal or different diameter or a rectangular pattern. 
     
     
         20 . The marking kit according to  claim 18 , wherein said invisible and photosensitive or fluorescent ink is a biocompatible substance which emits florescence in the visible spectrum if radiated with UV light. 
     
     
         21 . The marking kit according to  claim 18 , wherein said illuminator is chosen from the group that comprises a halogen lamp, a gas neon, a LED, a laser. 
     
     
         22 . The marking kit according to  claim 18 , wherein said at least one support comprises a pair of spectacles, which comprise a frame and two lenses, wherein said frame comprises a frontal support portion for said lenses, centrally separated by a nosepiece and two sidepieces for positioning it on the operator, wherein each of said sidepieces comprises a distal portion, which is placed on the ear of the wearer of said spectacles who is the operator, and a proximal portion, which is joined to the frontal portion of the frame supporting the lenses, wherein at least one support for at least one illuminator is hooked onto the frame of said spectacles or onto the lenses. 
     
     
         23 . The marking kit according to  claim 22 , wherein two supports are hooked to said spectacles on the proximal portion of said two sidepieces. 
     
     
         24 . The marking kit according to  claim 18 , wherein said roller stamp comprises a handle, which supports a roller and said roller has a pattern in relief which consists of segments arranged on said roller so as to form a contiguous rectangle pattern as a whole. 
     
     
         25 . A slit pattern that is a flexible, planar surface on which the pattern of the area to be treated with a laser treatment is drawn, said pattern being divided into sections, where each section represents the area that is hit by a single laser spot, and said sections are mutually defined on said sheet by slits. 
     
     
         26 . A method for marking surface areas which comprises:
 a) providing a surface area;   b) providing a kit comprising a marker, which is preferably a roller stamp, an ink invisible and photosensitive or fluorescent to the electromagnetic radiation with the proper wavelength, at least one illuminator positioned on at least one support, wherein said illuminator emits electromagnetic radiation with said proper wavelength;   c) immersing said stamp in said ink, preferably with the aid of an ink pad;   d) running said stamp on said surface area;   e) exposing said area to said one electromagnetic radiation with the proper wavelength capable of making said ink visible, wherein said electromagnetic radiation is emitted by said illuminator;   f) viewing the geometric pattern traced by said marker on said surface area by said operator.   
     
     
         27 . The method according to  claim 26 , wherein said surface area is the skin of a mammal. 
     
     
         28 . The method according to  claim 26 , wherein said ink is a photosensitive or fluorescent ink and said electromagnetic radiation is a UV light. 
     
     
         29 . A method of dermocosmetic, medical, or aesthetic treatment, comprising:
 a) providing an area to be treated, wherein said area is a portion of skin of a subject who wants said treatment;   b) providing a kit comprising a marker, which is preferably a roller stamp, an ink which is a biocompatible liquid invisible to the naked eye and fluorescent when lighted by UV light, at least one illuminator positioned on at least one support, wherein said illuminator emits UV light;   c) immersing said stamp in said ink, preferably with the aid of an ink pad;   d) running said stamp on said surface area;   e) exposing said area to a laser light source by using a device comprising:   a) a laser system comprising a lamp-pumped source;   b) an optical fibre;   c) a handpiece or a scanner connected to said optical fibre comprising a lens and mirror system projecting the image of the laser beam onto the area to be treated; characterized in that said optical fibre is a rectangular-core fibre and said image is rectangular and said handpiece has UV emitting LEDs, where said area is hit by a rectangular spot in which the energy is distributed in a homogenous, even manner on the entire area of the spot;   f) repeating the step in g) until said area to be treated delimited by said marking is completely treated.