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  2. Bolus (medicine) - Wikipedia

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

    In veterinary medicine a bolus is a large time-release tablet that stays in the rumen of cattle, goats, and sheep. It can also refer to a dose of liquid injected subcutaneously with a hypodermic needle, such as saline solution administered either to counteract dehydration or especially to mitigate kidney failure, a common ailment in domestic cats.

  3. Bolus (radiation therapy) - Wikipedia

    en.wikipedia.org/wiki/Bolus_(radiation_therapy)

    In radiation therapy, bolus is a material which has properties equivalent to tissue when irradiated. It is widely used in practice to reduce or alter dosing for targeted radiation therapy. It is widely used in practice to reduce or alter dosing for targeted radiation therapy.

  4. Portable oxygen concentrator - Wikipedia

    en.wikipedia.org/wiki/Portable_oxygen_concentrator

    Providing continuous flow requires a larger molecular sieve and pump/motor assembly, and additional electronics. This increases the device’s size and weight (approximately 18–20 lbs). [13] With on-demand or pulse flow, delivery is measured by the size (in milliliters) of the "bolus" of oxygen per breath.

  5. Subcutaneous administration - Wikipedia

    en.wikipedia.org/wiki/Subcutaneous_administration

    Subcutaneous administration is the insertion of medications beneath the skin either by injection or infusion.. A subcutaneous injection is administered as a bolus into the subcutis, the layer of skin directly below the dermis and epidermis, collectively referred to as the cutis.

  6. Oxygen therapy - Wikipedia

    en.wikipedia.org/wiki/Oxygen_therapy

    A third class of system (pulse dose oxygen conserving device, or demand pulse devices) senses the start of inhalation and provides a metered bolus, which if correctly matched to requirements, will be sufficient and effectively inhaled into the alveoli.Such systems can be pneumatically or electrically controlled. [82]

  7. Infusion pump - Wikipedia

    en.wikipedia.org/wiki/Infusion_pump

    The classic medical improvisation for an infusion pump is to place a blood pressure cuff around a bag of fluid. The battlefield equivalent is to place the bag under the patient. The pressure on the bag sets the infusion pressure. The pressure can actually be read-out at the cuff's indicator.