Abstract:
Disclosed is an observation mask of a dermatoscope ( 3 ), comprising a mask body ( 1 ) connected to the front end of the dermatoscope ( 3 ), and an observation lens ( 2 ) arranged on the mask body ( 1 ), wherein the mask body ( 1 ) and the observation lens ( 2 ) are of the same non-metallic material, the observation lens ( 2 ) and the mask body ( 1 ) are provided integrally, and the observation lens ( 2 ) is transparent. The observation mask has a simple structure, is easy to install, can be used in a disposable way, is safe and healthy, and also protects a lens surface of the dermatoscope ( 3 ).

Description:
FIELD OF INVENTION The present invention relates to an observation mask of a dermatoscope. 
     BACKGROUND OF THE INVENTION 
       [0001]    The skin is the largest organ of human body, and a dermatoscope is usually utilized to conduct external optical imaging of this organ, check the health condition of skin tissue, and diagnose neoplastic lesions. The dermatoscope is expensive, and usually requires to be used repeatedly, and each time when used, the front-end detection working surface thereof fits human skin adhered with dusts and bacteria, and it is easy to cause cross-infection after repeated use. Therefore, the detection working surface of the dermatoscope must be disinfected after each use, which is fussy to operate, and is a waste of time; it is likely to wear the lens surface after many times. 
       SUMMARY OF THE INVENTION 
       [0002]    The present invention is intended to provide an observation mask of a dermatoscope. 
         [0003]    To achieve the above purpose, the technical schemes employed by the present invention are: 
         [0004]    an observation mask of a dermatoscope, comprises a mask body connected to the front end of the dermatoscope, and an observation lens arranged on the mask body, wherein the mask body and the observation lens are of the same non-metallic material, the observation lens and the mask body are provided integrally, and the observation lens is transparent. 
         [0005]    Preferably, the material of the observation mask is PMMA. 
         [0006]    Preferably, the observation lens has an internal surface and an external surface, the external surface of the observation lens being a detection working surface, and the internal surface and the external surface are plane or spherical or non-spherical. 
         [0007]    Preferably, the mask body is nontransparent or frosted. 
         [0008]    Preferably, the mask body is connected with the front end of the dermatoscope via a buckle, an elastic slot or a screw thread. 
         [0009]    Preferably, the observation mask is formed in one via a mould. 
         [0010]    Preferably, the observation mask is formed in one by plastic injection molding or stretching molding. 
         [0011]    Due to the use of the above technical schemes, the present invention has the following advantages and effects over the prior art: 
         [0012]    The observation mask has a simple structure, is easy to install, can be used in a disposable way, is safe and healthy, and also protects the lens surface of the dermatoscope. 
     
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         [0013]      FIG. 1  is a diagram of Embodiment 1 in the using state; 
           [0014]      FIG. 2  is a schematic diagram of Embodiment 1; 
           [0015]      FIG. 3  is a diagram of Embodiment 2 in the using state; 
           [0016]      FIG. 4  is a schematic diagram of Embodiment 2; 
           [0017]      FIG. 5  is a diagram of Embodiment 3 in the using state; 
           [0018]      FIG. 6  is a schematic diagram of Embodiment 3; 
           [0019]      FIG. 7  is a diagram of Embodiment 4 in the using state; 
           [0020]      FIG. 8  is a schematic diagram of Embodiment 4. 
       
    
    
       [0021]    Wherein,  1 —mask body;  2 —observation lens;  20 —internal surface;  21 —external surface;  3 —dermatoscope. 
       DETAILED DESCRIPTION OF EXEMPLARY EMBODIMENTS 
       [0022]    In the following, the present invention are explained in detail combining the embodiments with the accompanying drawings: 
       Embodiment 1 
       [0023]    An observation mask of a dermatoscope as shown in  FIG. 2 , comprises a mask body  1  and an observation lens  2  on the front of the mask body  1 , the mask body  1  and the observation lens  2  are of the same non-metallic material such as PMMA (polymethyl methacrylate), and provided integrally, for example, by plastic injection molding or stretching molding. 
         [0024]    The observation lens  2  is a sheet-shaped lens, and this observation lens  2  with the sheet-shaped lens has an internal surface  20  and an external surface  21 , the external surface  21  of the observation lens  2  being a detection working surface, and the internal surface  20  being plane. 
         [0025]    The mask body  1  is nontransparent or frosted, and the rear part of the mask body  1  is connected with the front part of the dermatoscope  3  via a buckle, an elastic slot or a screw thread, for example, a buckle is provided on the rear part of the mask body, a buckle slot is provided on the front part of the dermatoscope  3 , and the connection is achieved by matching up the buckle and the buckle slot; or, screw threads are provided in the rear part of the mask body  1  and the front part of the dermatoscope  3 , respectively, and the two are threaded connected. 
         [0026]    As shown in  FIG. 1 , when in use, the mask body  1  is sleeved in front of the dermatoscope  3 , and the external surface  21  of the observation lens  2  is fitted to skin, and diagnosis for a large area of skin may be implemented since the area of the external surface  21  of the sheet-shaped lens is large. 
       Embodiment 2 
       [0027]    An observation mask of a dermatoscope as shown in  FIG. 4 , comprises a mask body  1  and an observation lens  2  on the front of the mask body  1 , the mask body  1  and the observation lens  2  are of the same non-metallic material such as PMMA (polymethyl methacrylate), and provided integrally, for example, by plastic injection molding or stretching molding. 
         [0028]    The observation lens  2  is a T-shaped lens, and this observation lens  2  with the T-shaped lens has an internal surface  20  and an external surface  21 , the external surface  21  of the observation lens  2  being a detection working surface, and the internal surface  20  being plane. 
         [0029]    The mask body  1  is nontransparent or frosted, and the rear part of the mask body  1  is connected with the front part of the dermatoscope  3  via a buckle, an elastic slot or a screw thread, for example, a buckle is provided on the rear part of the mask body, a buckle slot is provided on the front part of the dermatoscope  3 , and the connection is achieved by matching up the buckle and the buckle slot; or, screw threads are provided in the rear part of the mask body  1  and the front part of the dermatoscope  3 , respectively, and the two are threaded connected. 
         [0030]    As shown in  FIG. 3 , when in use, the mask body  1  is sleeved in front of the dermatoscope  3 , and the external surface  21  of the observation lens  2  is fitted to skin, and diagnosis for a small area of skin may be implemented since the area of the external surface  21  of the T-shaped lens is small and can extend into a groove. 
       Embodiment 3 
       [0031]    An observation mask of a dermatoscope as shown in  FIG. 6 , comprises a mask body  1  and an observation lens  2  on the front of the mask body  1 , the mask body  1  and the observation lens  2  are of the same non-metallic material such as PMMA (polymethyl methacrylate), and provided integrally, for example, by plastic injection molding or stretching molding. 
         [0032]    The observation lens  2  is a T-shaped lens, and this observation lens  2  with the T-shaped lens has an internal surface  20  and an external surface  21 , the external surface  21  of the observation lens  2  being a detection working surface, and the internal surface  20  being convex spherical to increase the magnifying power. 
         [0033]    The mask body  1  is nontransparent or frosted, and the rear part of the mask body  1  is connected with the front part of the dermatoscope  3  via a buckle, an elastic slot or a screw thread, for example, a buckle is provided on the rear part of the mask body, a buckle slot is provided on the front part of the dermatoscope  3 , and the connection is achieved by matching up the buckle and the buckle slot; or, screw threads are provided in the rear part of the mask body  1  and the front part of the dermatoscope  3 , respectively, and the two are threaded connected. 
         [0034]    As shown in  FIG. 5 , when in use, the mask body  1  is sleeved in front of the dermatoscope  3 , and the external surface  21  of the observation lens  2  is fitted to skin, and diagnosis for a small area of skin may be implemented since the area of the external surface  21  of the T-shaped lens is small and can extend into a groove. 
       Embodiment 4 
       [0035]    An observation mask of a dermatoscope as shown in  FIG. 8 , comprises a mask body  1  and an observation lens  2  on the front of the mask body  1 , the mask body  1  and the observation lens  2  are of the same non-metallic material such as PMMA (polymethyl methacrylate), and provided integrally, for example, by plastic injection molding or stretching molding. 
         [0036]    The observation lens  2  is a T-shaped lens, and this observation lens  2  with the T-shaped lens has an internal surface  20  and an external surface  21 , the external surface  21  of the observation lens  2  being a detection working surface, and the internal surface  20  being concave spherical to increase the working distance. 
         [0037]    The mask body  1  is nontransparent or frosted, and the rear part of the mask body  1  is connected with the front part of the dermatoscope  3  via a buckle, an elastic slot or a screw thread, for example, a buckle is provided on the rear part of the mask body, a buckle slot is provided on the front part of the dermatoscope  3 , and the connection is achieved by matching up the buckle and the buckle slot; or, screw threads are provided in the rear part of the mask body  1  and the front part of the dermatoscope  3 , respectively, and the two are threaded connected. 
         [0038]    As shown in  FIG. 7 , when in use, the mask body  1  is sleeved in front of the dermatoscope  3 , and the external surface  21  of the observation lens  2  is fitted to skin, and diagnosis for a small area of skin may be implemented since the area of the external surface  21  of the T-shaped lens is small and can extend into a groove. 
         [0039]    The embodiments described above are only for illustrating the technical concepts and features of the present invention, and intended to make those skilled in the art being able to understand the present invention and thereby implement it, and should not be concluded to limit the protective scope of this invention. Any equivalent variations or modifications according to the spirit of the present invention should be covered by the protective scope of the present invention.