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  2. Metered-dose inhaler - Wikipedia

    en.wikipedia.org/wiki/Metered-dose_inhaler

    MDI canister and actuator components from H&T Presspart. A metered-dose inhaler consists of three major components: the canister, which is produced in aluminum or stainless steel by means of deep drawing, where the formulation resides; the metering valve, which allows a metered quantity of the formulation to be dispensed with each actuation; and an actuator (or mouthpiece) which enables the ...

  3. Inhaler spacer - Wikipedia

    en.wikipedia.org/wiki/Inhaler_spacer

    Metered-dose inhaler (MDI); the mouthpiece slots into the back of the spacer.. To use an inhaler without a spacer requires coordinating several actions in a set order (pressing down on the inhaler, breathing in deeply as soon as the medication is released, holding your breath, exhaling), and not everyone is able to master this sequence.

  4. Pulmonary drug delivery - Wikipedia

    en.wikipedia.org/wiki/Pulmonary_drug_delivery

    Pulmonary drug delivery is a route of administration in which patients use an inhaler to inhale their medications and drugs are absorbed into the bloodstream via the lung mucous membrane. This technique is most commonly used in the treatment of lung diseases, for example, asthma and chronic obstructive pulmonary disease (COPD) .

  5. What is an asthma spacer device and how do you use it? - AOL

    www.aol.com/news/asthma-spacer-device-000000940.html

    Many people using metered dose inhalers (MDIs) find them hard to use. This is because it can be difficult to coordinate breathing in and pressing the inhaler at the same time.

  6. Inhaler - Wikipedia

    en.wikipedia.org/wiki/Inhaler

    The medication is typically stored in solution in a pressurized canister that contains a propellant or suspension. The MDI canister is attached to a plastic, hand-operated actuator. On activation, the metered-dose inhaler releases a fixed dose of medication in aerosol form through the actuator and into a patient's lungs. [12]

  7. Nebulizer - Wikipedia

    en.wikipedia.org/wiki/Nebulizer

    In 1864, the first steam-driven nebulizer was invented in Germany. This inhaler, known as "Siegle's steam spray inhaler", used the Venturi principle to atomize liquid medication, and this was the very beginning of nebulizer therapy. The importance of droplet size was not yet understood, so the efficacy of this first device was unfortunately ...

  8. Dry-powder inhaler - Wikipedia

    en.wikipedia.org/wiki/Dry-powder_inhaler

    DPIs are an alternative to the aerosol-based inhalers commonly called metered-dose inhaler (or MDI). The DPIs may require some procedure to allow a measured dose of powder to be ready for the patient to take. The medication is commonly held either in a capsule for manual loading or in a proprietary form inside the inhaler.

  9. Doctors Explain How To Spot Symptoms Of Bird Flu After First ...

    www.aol.com/doctors-explain-spot-symptoms-bird...

    The first patient in the U.S. was hospitalized with "severe" bird flu. Here's what you should know about symptoms, according to an infectious disease expert.