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Quintessential to a tattoo artist's arsenal, a tattoo needle comes in various styles and designs. Each needle produces a different stroke and is designed to work on different types of tattoos. Choosing the correct needle is key to not only the quality of the artwork but also safety. These needles fall into four broad categories- round, flat, magnum, and tight. The round needle is of two types. Round Shaders (RS) are great for soft-edged lines, smaller color fills, and shading. Round Liners (RL) are for clean, sharp lines and intricate details. Flat needles are for larger color fills and delivering more ink with every stroke. They are precise and easy to use at an angle. A Magnum needle has a longer taper and is a popular choice. Known as 'all-rounders,' they allow for smoother and more consistent fills of color even over large areas. You can browse an expansive range of needles by brands like Carbon Needles, VIRTUE, AMERICAN STANDARD, KATANA, Gem, and more. Type, diameter, and taper are some important factors to consider while selecting the right tattoo needle. There are a variety of disposable and reusable needles available online. You can also compare and contrast tattoo needle prices on Flipkart before placing an order. (Source: www.flipkart.com)
Allergic reactions to tattoos are amongst the most common side effects occurring with this permanent deposition of pigments into the dermal skin layer. The characterization of such pigments and their distribution has been investigated in recent decades. The health impact of tattoo equipment on the extensive number of people with inked skin has been the focus of neither research nor medical diagnostics. Although tattoo needles contain high amounts of sensitizing elements like nickel (Ni) and chromium (Cr), their influence on metal deposition in skin has never been investigated.
The steel debris found in human tissues alongside tattoos in the nanotori analysis may potentially derive from three sources: contaminated inks, contamination during sample preparation (wear from the microtome blades used for tissue sectioning), or wear from tattoo needles. We analyzed 50 tattoo inks from worldwide origins by means of nano-XRF that were either black, white or red and partially contained TiO (Source: particleandfibretoxicology.biomedcentral.com)
We also investigated the skin section of a patient who had experienced an allergic reaction to his tattoo (Fig. 3) and, as revealed by patch testing, was sensitized against Ni but not Cr. T-cell infiltration was verified by immunohistochemistry (Additional file 1: Figure S4). Organic pigment analysis by MALDI-MS revealed the presence of blue Cu-phthalocyanine which, as mentioned above, can be localized through high-resolution Cu nano-XRF maps (Fig. 3a, Additional file 1: Table S2). (Source:
Additional Methods. Figure S1. Nano-X-ray fluorescence (XRF) maps of four skin and three lymph node samples analyzed at ID16B. Figure S2. Nano-X-ray fluorescence (XRF) maps of selected inks analyzed at ID16B. Figure S3. Calculation of Ni and Cr contamination in pig skin and inks. Figure S4. T-cell infiltration in tattoo allergy sample. Table S1. Titanium LANES spectra of eight human skin and six lymph node samples as well as a skin allergy biopsy were fitted to pure Anatole and rutile spectra of known standards. Table S2. MALDI-MS analysis of organic pigments in skin and lymph node samples. No pigments were found in the control samples. Table S3. Cr K-edge micro-XANES spectra of human skin and lymph node samples were fitted to spectra of known Cr standards. Table S4. Ni K-edge nano-XANES spectra of human skin and lymph node samples were fitted to known Ni standards. Table S5. ICP-MS analysis of elements in skin and lymph node samples. Increased values compared to skin or lymph node (LN) control samples are marked in bold. Table S6. Table-top X-ray fluorescence (XRF) analysis of microtome blades used for sample preparation and commercial tattoo needles. Tattoo needles analyzed derived from six different brands. Data are displayed as mean and standard deviation of n = 2 measurements. (DOCX 3000 KB) (Source: particleandfibretoxicology.biomedcentral.com)