They are usually no larger than the computer with which you are reading this. Further, he suggests that the solid stainless steel needles and tubes be ultrasonically cleaned to remove particulate debris before being packaged into individual autoclaving bags. Equipment that IS supposed to be autoclaved should be torn out of their sterile packaging in plain view of the customer. Not as long as you take care of your new tat. There is a section in the FAQ that covers healing methods in depth.
Some people have trouble healing tattoos with colors they are allergic to.
If it gets infected and refuses to heal after a few days of using a topical antibiotic, you may want to check with a doctor. Keep in mind this assumes you are a healthy individual without any condition that suppresses your immune system. If you have hemophilia. He was suspended for three days without pay and told he could return if he covered up the tat. However, it is best to let the artist know if you have ANY medical condition, such as diabetes or epilepsy, in case of an emergency.