Needles are used to draw blood from the body or inject drugs. It is composed of three parts: a long shaft, a bevelled tip, and a hub that fits into the syringe's tip. In clinical practise, numerous needle types are frequently used for a number of purposes, including giving medication via various skin layers, performing anaesthetic procedures, and carrying out various surgical procedures. Depending on the needs of the physician, various types and materials of needles are available.
When there is a high risk of infection from infectious disease, safety Needles are used for blood collection and medication administration. Conventional needles are used for administering general-purpose medications, fill-and-filter needles are used for vaccination and other sterile items. Additionally, it depends on the application area; for example, individuals with diabetes use pen needles to inject their daily dose of insulin, whereas blood collection needles are used for diagnostic purposes and suture needles are used during surgery.
Read More- http://latestcmiblogs.weebly.com/article/needles-are-used-to-inoculate-medicines-under-the-skin
