Needle holder is also very important tool used in different surgeries. Such needles are mainly made from stainless steel so that it can be used repeatedly after proper sterilization. Surgical needle is also used in such places, where it is needed to bend, so it is of high importance that these needles are flexible. These needles are normally made by medical companies and come in different sizes and shapes depending on the part of usage. Several types with identical names of surgical needles are used like in biopsy procedures. Special biopsy needle is used to extract samples of tissues for examination.