tattoos are their old body art can be traced back to the Bronze Age, and found that the then frozen body with many tattoos. The Paleolithic Age found for tattoo equipment. Egypt's dry body has also made it clear that they have a tattoo, and prefer these tattoos. tattoo, with a body as canvas, pigment for paint, you can describe religious beliefs, people, personal views, as well as expressing pleasure, home, frustration, and acknowledge, sexy, angry, and so on. It is reported that tattoo, in the United States universities in the life of prevalence rates of 24 per cent.


The skin surgery and beauty skin in clinical practice, tattoo removal is not uncommon. Total there are 5 types of tattoos: an amateur, professional, beauty, medical and trauma. Amateur tattoos and professional multi-color tattoo, in contrast, the treatment needed fewer in number. To remove tattoos, needs assessment of other factors, including tattoo area, patient age and the patient's skin type.
Laser and tattoo, interaction between the physical mechanisms, as well as tattoo particles broken process is still not completely clear. Non-traditional to remove tattoo, is still in the study, and will lead to further development and reform. Current research is concerned with a new selective Q - Switch System for picosecond laser.