It is the use of tension or pressure in beauty treatments, as opposed to temperature (thermal), electricity (electrical) or chemical (face peels, cosmetics) modalities to enhance appearance
From http://www.wipo.int/pctdb/en/wo.jsp?WO=2鈥?/a>
';Prior Art Prior art concerning localized treatment for acne can be classified generally as ';mechanical'; or ';chemical.'; Mechanical methods include vacuum devices, mechanized scrub brushes and manual loop-like instruments, such as shown in U.S. Patents No. 5,624,416 and 4,175,551. Use of these devices is typically site-specific and usually requires a specific technique, making them difficult to use';
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