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  2. Hypodermic needle - Wikipedia

    en.wikipedia.org/wiki/Hypodermic_needle

    Hypodermic needles are normally made from a stainless-steel or Niobium tube [17] through a process known as tube drawing where the tube is drawn through progressively smaller dies to make the needle. The end of the needle is bevelled to create a sharp pointed tip, letting the needle easily penetrate the skin. [18] A hypodermic needle tip under ...

  3. Low dead space syringe - Wikipedia

    en.wikipedia.org/wiki/Low_dead_space_syringe

    The first hypodermic needle was first used by Dr. Alexander Wood and immediately efforts were made to improve the design. It was not until 1954, with the need for massive syringe distribution of Dr. Salk's polio vaccine, that the first disposable syringes were created. Initially, they were made of glass.

  4. Drug injection - Wikipedia

    en.wikipedia.org/wiki/Drug_injection

    Fragment of a hypodermic needle stuck inside the arm of an IV drug user (x-ray). Drug injection is a method of introducing a drug into the bloodstream via a hollow hypodermic needle, which is pierced through the skin into the body (usually intravenously, but also at an intramuscular or subcutaneous, location).

  5. Injection (medicine) - Wikipedia

    en.wikipedia.org/wiki/Injection_(medicine)

    A syringe being prepared for injection of medication. An injection (often and usually referred to as a "shot" in US English, a "jab" in UK English, or a "jag" in Scottish English and Scots) is the act of administering a liquid, especially a drug, into a person's body using a needle (usually a hypodermic needle) and a syringe. [1]

  6. Subcutaneous administration - Wikipedia

    en.wikipedia.org/wiki/Subcutaneous_administration

    The gauge of the needle used can range from 25 gauge to 27 gauge, while the length can vary between 1 ⁄ 2-inch to 5 ⁄ 8-inch for injections using a syringe and needle. [ 3 ] : 722 For subcutaneous injections delivered using devices such as injector pens , the needle used may be as thin as 34 gauge (commonly 30–32 gauge), and as short as 3 ...

  7. Instruments used in pathology - Wikipedia

    en.wikipedia.org/wiki/Instruments_used_in_pathology

    used for nasogastric suction (or at times introduction of food or drugs). video link: FNAC needles: used for fine needle aspiration of material from inside the body; used for diagnostic examinations of the cells hence obtained; video link: Trephine biopsy needle [4] used for taking a biopsy from a deep hard tissue like bone marrow (within a ...

  8. List of instruments used in toxicology - Wikipedia

    en.wikipedia.org/wiki/List_of_instruments_used...

    Lumbar puncture needle: used for puncturing into the spine (or cisterns or fontanelles of a new born) for cerebro-spinal fluid aspiration or for injection drugs, specially anesthetics in spinal blocks, epidurals, etc. Ryle's tube or Nasogastric tube: used for nasogastric suction of ingested toxins (or at times introduction of food or drugs ...

  9. Autoinjector - Wikipedia

    en.wikipedia.org/wiki/Autoinjector

    Since spent autoinjectors contain a hypodermic needle, they pose a potential biohazard to waste management workers. Hence the protective cap is designed not only to protect the drug and keep the needle sterile but also to provide adequate sharps waste confinement after disposal. [citation needed]

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